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aclocal.m4@ 2796

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Last change on this file since 2796 was 2631, checked in by bird, 20 years ago
put emx/os2 in with freebsd.
File size: 129.5 KB

Rev	Line
[2621]	1	dnl***************************************************************************
	2	dnl Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. *
	3	dnl *
	4	dnl Permission is hereby granted, free of charge, to any person obtaining a *
	5	dnl copy of this software and associated documentation files (the *
	6	dnl "Software"), to deal in the Software without restriction, including *
	7	dnl without limitation the rights to use, copy, modify, merge, publish, *
	8	dnl distribute, distribute with modifications, sublicense, and/or sell *
	9	dnl copies of the Software, and to permit persons to whom the Software is *
	10	dnl furnished to do so, subject to the following conditions: *
	11	dnl *
	12	dnl The above copyright notice and this permission notice shall be included *
	13	dnl in all copies or substantial portions of the Software. *
	14	dnl *
	15	dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
	16	dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
	17	dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
	18	dnl IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
	19	dnl DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
	20	dnl OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
	21	dnl THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
	22	dnl *
	23	dnl Except as contained in this notice, the name(s) of the above copyright *
	24	dnl holders shall not be used in advertising or otherwise to promote the *
	25	dnl sale, use or other dealings in this Software without prior written *
	26	dnl authorization. *
	27	dnl***************************************************************************
	28	dnl
	29	dnl Author: Thomas E. Dickey 1995-on
	30	dnl
	31	dnl $Id: aclocal.m4,v 1.373 2005/09/24 21:58:59 tom Exp $
	32	dnl Macros used in NCURSES auto-configuration script.
	33	dnl
	34	dnl See http://invisible-island.net/autoconf/ for additional information.
	35	dnl
	36	dnl ---------------------------------------------------------------------------
	37	dnl ---------------------------------------------------------------------------
	38	dnl AM_LANGINFO_CODESET version: 3 updated: 2002/10/27 23:21:42
	39	dnl -------------------
	40	dnl Inserted as requested by gettext 0.10.40
	41	dnl File from /usr/share/aclocal
	42	dnl codeset.m4
	43	dnl ====================
	44	dnl serial AM1
	45	dnl
	46	dnl From Bruno Haible.
	47	AC_DEFUN([AM_LANGINFO_CODESET],
	48	[
	49	AC_CACHE_CHECK([for nl_langinfo and CODESET], am_cv_langinfo_codeset,
	50	[AC_TRY_LINK([#include <langinfo.h>],
	51	[char* cs = nl_langinfo(CODESET);],
	52	am_cv_langinfo_codeset=yes,
	53	am_cv_langinfo_codeset=no)
	54	])
	55	if test $am_cv_langinfo_codeset = yes; then
	56	AC_DEFINE(HAVE_LANGINFO_CODESET, 1,
	57	[Define if you have <langinfo.h> and nl_langinfo(CODESET).])
	58	fi
	59	])dnl
	60	dnl ---------------------------------------------------------------------------
	61	dnl CF_ADA_INCLUDE_DIRS version: 4 updated: 2002/12/01 00:12:15
	62	dnl -------------------
	63	dnl Construct the list of include-options for the C programs in the Ada95
	64	dnl binding.
	65	AC_DEFUN([CF_ADA_INCLUDE_DIRS],
	66	[
	67	ACPPFLAGS="-I. -I../../include $ACPPFLAGS"
	68	if test "$srcdir" != "."; then
	69	ACPPFLAGS="-I\$(srcdir)/../../include $ACPPFLAGS"
	70	fi
	71	if test "$GCC" != yes; then
	72	ACPPFLAGS="$ACPPFLAGS -I\$(includedir)"
	73	elif test "$includedir" != "/usr/include"; then
	74	if test "$includedir" = '${prefix}/include' ; then
	75	if test $prefix != /usr ; then
	76	ACPPFLAGS="$ACPPFLAGS -I\$(includedir)"
	77	fi
	78	else
	79	ACPPFLAGS="$ACPPFLAGS -I\$(includedir)"
	80	fi
	81	fi
	82	AC_SUBST(ACPPFLAGS)
	83	])dnl
	84	dnl ---------------------------------------------------------------------------
	85	dnl CF_ADD_CFLAGS version: 7 updated: 2004/04/25 17:48:30
	86	dnl -------------
	87	dnl Copy non-preprocessor flags to $CFLAGS, preprocessor flags to $CPPFLAGS
	88	dnl The second parameter if given makes this macro verbose.
	89	dnl
	90	dnl Put any preprocessor definitions that use quoted strings in $EXTRA_CPPFLAGS,
	91	dnl to simplify use of $CPPFLAGS in compiler checks, etc., that are easily
	92	dnl confused by the quotes (which require backslashes to keep them usable).
	93	AC_DEFUN([CF_ADD_CFLAGS],
	94	[
	95	cf_fix_cppflags=no
	96	cf_new_cflags=
	97	cf_new_cppflags=
	98	cf_new_extra_cppflags=
	99
	100	for cf_add_cflags in $1
	101	do
	102	case $cf_fix_cppflags in
	103	no)
	104	case $cf_add_cflags in #(vi
	105	-undef\|-nostdinc\|-I\|-D\|-U\|-E\|-P\|-C) #(vi
	106	case $cf_add_cflags in
	107	-D*)
	108	cf_tst_cflags=`echo ${cf_add_cflags} \|sed -e 's/^-D[[^=]]='\''\"[[^"]]//'`
	109
	110	test "${cf_add_cflags}" != "${cf_tst_cflags}" \
	111	&& test -z "${cf_tst_cflags}" \
	112	&& cf_fix_cppflags=yes
	113
	114	if test $cf_fix_cppflags = yes ; then
	115	cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
	116	continue
	117	elif test "${cf_tst_cflags}" = "\"'" ; then
	118	cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
	119	continue
	120	fi
	121	;;
	122	esac
	123	case "$CPPFLAGS" in
	124	*$cf_add_cflags) #(vi
	125	;;
	126	*) #(vi
	127	cf_new_cppflags="$cf_new_cppflags $cf_add_cflags"
	128	;;
	129	esac
	130	;;
	131	*)
	132	cf_new_cflags="$cf_new_cflags $cf_add_cflags"
	133	;;
	134	esac
	135	;;
	136	yes)
	137	cf_new_extra_cppflags="$cf_new_extra_cppflags $cf_add_cflags"
	138
	139	cf_tst_cflags=`echo ${cf_add_cflags} \|sed -e 's/^[[^"]]*"'\''//'`
	140
	141	test "${cf_add_cflags}" != "${cf_tst_cflags}" \
	142	&& test -z "${cf_tst_cflags}" \
	143	&& cf_fix_cppflags=no
	144	;;
	145	esac
	146	done
	147
	148	if test -n "$cf_new_cflags" ; then
	149	ifelse($2,,,[CF_VERBOSE(add to \$CFLAGS $cf_new_cflags)])
	150	CFLAGS="$CFLAGS $cf_new_cflags"
	151	fi
	152
	153	if test -n "$cf_new_cppflags" ; then
	154	ifelse($2,,,[CF_VERBOSE(add to \$CPPFLAGS $cf_new_cppflags)])
	155	CPPFLAGS="$cf_new_cppflags $CPPFLAGS"
	156	fi
	157
	158	if test -n "$cf_new_extra_cppflags" ; then
	159	ifelse($2,,,[CF_VERBOSE(add to \$EXTRA_CPPFLAGS $cf_new_extra_cppflags)])
	160	EXTRA_CPPFLAGS="$cf_new_extra_cppflags $EXTRA_CPPFLAGS"
	161	fi
	162
	163	AC_SUBST(EXTRA_CPPFLAGS)
	164
	165	])dnl
	166	dnl ---------------------------------------------------------------------------
	167	dnl CF_ANSI_CC_CHECK version: 9 updated: 2001/12/30 17:53:34
	168	dnl ----------------
	169	dnl This is adapted from the macros 'fp_PROG_CC_STDC' and 'fp_C_PROTOTYPES'
	170	dnl in the sharutils 4.2 distribution.
	171	AC_DEFUN([CF_ANSI_CC_CHECK],
	172	[
	173	AC_CACHE_CHECK(for ${CC-cc} option to accept ANSI C, cf_cv_ansi_cc,[
	174	cf_cv_ansi_cc=no
	175	cf_save_CFLAGS="$CFLAGS"
	176	cf_save_CPPFLAGS="$CPPFLAGS"
	177	# Don't try gcc -ansi; that turns off useful extensions and
	178	# breaks some systems' header files.
	179	# AIX -qlanglvl=ansi
	180	# Ultrix and OSF/1 -std1
	181	# HP-UX -Aa -D_HPUX_SOURCE
	182	# SVR4 -Xc
	183	# UnixWare 1.2 (cannot use -Xc, since ANSI/POSIX clashes)
	184	for cf_arg in "-DCC_HAS_PROTOS" \
	185	"" \
	186	-qlanglvl=ansi \
	187	-std1 \
	188	-Ae \
	189	"-Aa -D_HPUX_SOURCE" \
	190	-Xc
	191	do
	192	CF_ADD_CFLAGS($cf_arg)
	193	AC_TRY_COMPILE(
	194	[
	195	#ifndef CC_HAS_PROTOS
	196	#if !defined(__STDC__) \|\| (__STDC__ != 1)
	197	choke me
	198	#endif
	199	#endif
	200	],[
	201	int test (int i, double x);
	202	struct s1 {int (*f) (int a);};
	203	struct s2 {int (*f) (double a);};],
	204	[cf_cv_ansi_cc="$cf_arg"; break])
	205	done
	206	CFLAGS="$cf_save_CFLAGS"
	207	CPPFLAGS="$cf_save_CPPFLAGS"
	208	])
	209
	210	if test "$cf_cv_ansi_cc" != "no"; then
	211	if test ".$cf_cv_ansi_cc" != ".-DCC_HAS_PROTOS"; then
	212	CF_ADD_CFLAGS($cf_cv_ansi_cc)
	213	else
	214	AC_DEFINE(CC_HAS_PROTOS)
	215	fi
	216	fi
	217	])dnl
	218	dnl ---------------------------------------------------------------------------
	219	dnl CF_ANSI_CC_REQD version: 3 updated: 1997/09/06 13:40:44
	220	dnl ---------------
	221	dnl For programs that must use an ANSI compiler, obtain compiler options that
	222	dnl will make it recognize prototypes. We'll do preprocessor checks in other
	223	dnl macros, since tools such as unproto can fake prototypes, but only part of
	224	dnl the preprocessor.
	225	AC_DEFUN([CF_ANSI_CC_REQD],
	226	[AC_REQUIRE([CF_ANSI_CC_CHECK])
	227	if test "$cf_cv_ansi_cc" = "no"; then
	228	AC_ERROR(
	229	[Your compiler does not appear to recognize prototypes.
	230	You have the following choices:
	231	a. adjust your compiler options
	232	b. get an up-to-date compiler
	233	c. use a wrapper such as unproto])
	234	fi
	235	])dnl
	236	dnl ---------------------------------------------------------------------------
	237	dnl CF_BOOL_DECL version: 8 updated: 2004/01/30 15:51:18
	238	dnl ------------
	239	dnl Test if 'bool' is a builtin type in the configured C++ compiler. Some
	240	dnl older compilers (e.g., gcc 2.5.8) don't support 'bool' directly; gcc
	241	dnl 2.6.3 does, in anticipation of the ANSI C++ standard.
	242	dnl
	243	dnl Treat the configuration-variable specially here, since we're directly
	244	dnl substituting its value (i.e., 1/0).
	245	dnl
	246	dnl $1 is the shell variable to store the result in, if not $cv_cv_builtin_bool
	247	AC_DEFUN([CF_BOOL_DECL],
	248	[
	249	AC_MSG_CHECKING(if we should include stdbool.h)
	250
	251	AC_CACHE_VAL(cf_cv_header_stdbool_h,[
	252	AC_TRY_COMPILE([],[bool foo = false],
	253	[cf_cv_header_stdbool_h=0],
	254	[AC_TRY_COMPILE([
	255	#ifndef __BEOS__
	256	#include <stdbool.h>
	257	#endif
	258	],[bool foo = false],
	259	[cf_cv_header_stdbool_h=1],
	260	[cf_cv_header_stdbool_h=0])])])
	261
	262	if test "$cf_cv_header_stdbool_h" = 1
	263	then AC_MSG_RESULT(yes)
	264	else AC_MSG_RESULT(no)
	265	fi
	266
	267	AC_MSG_CHECKING([for builtin bool type])
	268
	269	AC_CACHE_VAL(ifelse($1,,cf_cv_builtin_bool,[$1]),[
	270	AC_TRY_COMPILE([
	271	#include <stdio.h>
	272	#include <sys/types.h>
	273	],[bool x = false],
	274	[ifelse($1,,cf_cv_builtin_bool,[$1])=1],
	275	[ifelse($1,,cf_cv_builtin_bool,[$1])=0])
	276	])
	277
	278	if test "$ifelse($1,,cf_cv_builtin_bool,[$1])" = 1
	279	then AC_MSG_RESULT(yes)
	280	else AC_MSG_RESULT(no)
	281	fi
	282	])dnl
	283	dnl ---------------------------------------------------------------------------
	284	dnl CF_BOOL_SIZE version: 10 updated: 2002/02/23 20:38:31
	285	dnl ------------
	286	dnl Test for the size of 'bool' in the configured C++ compiler (e.g., a type).
	287	dnl Don't bother looking for bool.h, since it's been deprecated.
	288	dnl
	289	dnl If the current compiler is C rather than C++, we get the bool definition
	290	dnl from <stdbool.h>.
	291	AC_DEFUN([CF_BOOL_SIZE],
	292	[
	293	AC_MSG_CHECKING([for size of bool])
	294	AC_CACHE_VAL(cf_cv_type_of_bool,[
	295	rm -f cf_test.out
	296	AC_TRY_RUN([
	297	#include <stdlib.h>
	298	#include <stdio.h>
	299
	300	#if defined(__cplusplus)
	301
	302	#ifdef HAVE_GXX_BUILTIN_H
	303	#include <g++/builtin.h>
	304	#elif HAVE_GPP_BUILTIN_H
	305	#include <gpp/builtin.h>
	306	#elif HAVE_BUILTIN_H
	307	#include <builtin.h>
	308	#endif
	309
	310	#else
	311
	312	#if $cf_cv_header_stdbool_h
	313	#include <stdbool.h>
	314	#endif
	315
	316	#endif
	317
	318	main()
	319	{
	320	FILE *fp = fopen("cf_test.out", "w");
	321	if (fp != 0) {
	322	bool x = true;
	323	if ((bool)(-x) >= 0)
	324	fputs("unsigned ", fp);
	325	if (sizeof(x) == sizeof(int)) fputs("int", fp);
	326	else if (sizeof(x) == sizeof(char)) fputs("char", fp);
	327	else if (sizeof(x) == sizeof(short))fputs("short",fp);
	328	else if (sizeof(x) == sizeof(long)) fputs("long", fp);
	329	fclose(fp);
	330	}
	331	exit(0);
	332	}
	333	],
	334	[cf_cv_type_of_bool=`cat cf_test.out`
	335	if test -z "$cf_cv_type_of_bool"; then
	336	cf_cv_type_of_bool=unknown
	337	fi],
	338	[cf_cv_type_of_bool=unknown],
	339	[cf_cv_type_of_bool=unknown])
	340	])
	341	rm -f cf_test.out
	342	AC_MSG_RESULT($cf_cv_type_of_bool)
	343	if test "$cf_cv_type_of_bool" = unknown ; then
	344	case .$NCURSES_BOOL in #(vi
	345	.auto\|.) NCURSES_BOOL=unsigned;;
	346	esac
	347	AC_MSG_WARN(Assuming $NCURSES_BOOL for type of bool)
	348	cf_cv_type_of_bool=$NCURSES_BOOL
	349	fi
	350	])dnl
	351	dnl ---------------------------------------------------------------------------
	352	dnl CF_BUILD_CC version: 5 updated: 2005/09/24 17:55:52
	353	dnl -----------
	354	dnl If we're cross-compiling, allow the user to override the tools and their
	355	dnl options. The configure script is oriented toward identifying the host
	356	dnl compiler, etc., but we need a build compiler to generate parts of the
	357	dnl source.
	358	dnl
	359	dnl $1 = default for $CPPFLAGS
	360	dnl $2 = default for $LIBS
	361	AC_DEFUN([CF_BUILD_CC],[
	362	AC_REQUIRE([CF_PROG_EXT])
	363	if test "$cross_compiling" = yes ; then
	364
	365	# defaults that we might want to override
	366	: ${BUILD_CFLAGS:=''}
	367	: ${BUILD_CPPFLAGS:='ifelse([$1],,,[$1])'}
	368	: ${BUILD_LDFLAGS:=''}
	369	: ${BUILD_LIBS:='ifelse([$2],,,[$2])'}
	370	: ${BUILD_EXEEXT:='$x'}
	371	: ${BUILD_OBJEXT:='o'}
	372
	373	AC_ARG_WITH(build-cc,
	374	[ --with-build-cc=XXX the build C compiler ($BUILD_CC)],
	375	[BUILD_CC="$withval"],
	376	[AC_CHECK_PROGS(BUILD_CC, gcc cc cl)])
	377	AC_MSG_CHECKING(for native build C compiler)
	378	AC_MSG_RESULT($BUILD_CC)
	379
	380	AC_MSG_CHECKING(for native build C preprocessor)
	381	AC_ARG_WITH(build-cpp,
	382	[ --with-build-cpp=XXX the build C preprocessor ($BUILD_CPP)],
	383	[BUILD_CPP="$withval"],
	384	[BUILD_CPP='$(BUILD_CC) -E'])
	385	AC_MSG_RESULT($BUILD_CPP)
	386
	387	AC_MSG_CHECKING(for native build C flags)
	388	AC_ARG_WITH(build-cflags,
	389	[ --with-build-cflags=XXX the build C compiler-flags ($BUILD_CFLAGS)],
	390	[BUILD_CFLAGS="$withval"])
	391	AC_MSG_RESULT($BUILD_CFLAGS)
	392
	393	AC_MSG_CHECKING(for native build C preprocessor-flags)
	394	AC_ARG_WITH(build-cppflags,
	395	[ --with-build-cppflags=XXX the build C preprocessor-flags ($BUILD_CPPFLAGS)],
	396	[BUILD_CPPFLAGS="$withval"])
	397	AC_MSG_RESULT($BUILD_CPPFLAGS)
	398
	399	AC_MSG_CHECKING(for native build linker-flags)
	400	AC_ARG_WITH(build-ldflags,
	401	[ --with-build-ldflags=XXX the build linker-flags ($BUILD_LDFLAGS)],
	402	[BUILD_LDFLAGS="$withval"])
	403	AC_MSG_RESULT($BUILD_LDFLAGS)
	404
	405	AC_MSG_CHECKING(for native build linker-libraries)
	406	AC_ARG_WITH(build-libs,
	407	[ --with-build-libs=XXX the build libraries ($(BUILD_LIBS)],
	408	[BUILD_LIBS="$withval"])
	409	AC_MSG_RESULT($BUILD_LIBS)
	410
	411	# this assumes we're on Unix.
	412	BUILD_EXEEXT=
	413	BUILD_OBJEXT=o
	414
	415	: ${BUILD_CC:='$(CC)'}
	416
	417	if ( test "$BUILD_CC" = "$CC" \|\| test "$BUILD_CC" = '$(CC)' ) ; then
	418	AC_MSG_ERROR([Cross-build requires two compilers.
	419	Use --with-build-cc to specify the native compiler.])
	420	fi
	421
	422	else
	423	: ${BUILD_CC:='$(CC)'}
	424	: ${BUILD_CPP:='$(CPP)'}
	425	: ${BUILD_CFLAGS:='$(CFLAGS)'}
	426	: ${BUILD_CPPFLAGS:='$(CPPFLAGS)'}
	427	: ${BUILD_LDFLAGS:='$(LDFLAGS)'}
	428	: ${BUILD_LIBS:='$(LIBS)'}
	429	: ${BUILD_EXEEXT:='$x'}
	430	: ${BUILD_OBJEXT:='o'}
	431	fi
	432
	433	AC_SUBST(BUILD_CC)
	434	AC_SUBST(BUILD_CPP)
	435	AC_SUBST(BUILD_CFLAGS)
	436	AC_SUBST(BUILD_CPPFLAGS)
	437	AC_SUBST(BUILD_LDFLAGS)
	438	AC_SUBST(BUILD_LIBS)
	439	AC_SUBST(BUILD_EXEEXT)
	440	AC_SUBST(BUILD_OBJEXT)
	441	])dnl
	442	dnl ---------------------------------------------------------------------------
	443	dnl CF_CFG_DEFAULTS version: 7 updated: 2005/09/24 16:15:00
	444	dnl ---------------
	445	dnl Determine the default configuration into which we'll install ncurses. This
	446	dnl can be overridden by the user's command-line options. There's two items to
	447	dnl look for:
	448	dnl 1. the prefix (e.g., /usr)
	449	dnl 2. the header files (e.g., /usr/include/ncurses)
	450	dnl We'll look for a previous installation of ncurses and use the same defaults.
	451	dnl
	452	dnl We don't use AC_PREFIX_DEFAULT, because it gets evaluated too soon, and
	453	dnl we don't use AC_PREFIX_PROGRAM, because we cannot distinguish ncurses's
	454	dnl programs from a vendor's.
	455	AC_DEFUN([CF_CFG_DEFAULTS],
	456	[
	457	AC_MSG_CHECKING(for prefix)
	458	if test "x$prefix" = "xNONE" ; then
	459	case "$cf_cv_system_name" in
	460	# non-vendor systems don't have a conflict
	461	openbsd\|freebsd\|linux\|cygwin\|kbsd-gnu)
	462	prefix=/usr
	463	;;
	464	*) prefix=$ac_default_prefix
	465	;;
	466	esac
	467	fi
	468	AC_MSG_RESULT($prefix)
	469
	470	if test "x$prefix" = "xNONE" ; then
	471	AC_MSG_CHECKING(for default include-directory)
	472	test -n "$verbose" && echo 1>&AC_FD_MSG
	473	for cf_symbol in \
	474	$includedir \
	475	$includedir/ncurses \
	476	$prefix/include \
	477	$prefix/include/ncurses \
	478	/usr/local/include \
	479	/usr/local/include/ncurses \
	480	/usr/include \
	481	/usr/include/ncurses
	482	do
	483	cf_dir=`eval echo $cf_symbol`
	484	if test -f $cf_dir/curses.h ; then
	485	if ( fgrep NCURSES_VERSION $cf_dir/curses.h 2>&1 >/dev/null ) ; then
	486	includedir="$cf_symbol"
	487	test -n "$verbose" && echo $ac_n " found " 1>&AC_FD_MSG
	488	break
	489	fi
	490	fi
	491	test -n "$verbose" && echo " tested $cf_dir" 1>&AC_FD_MSG
	492	done
	493	AC_MSG_RESULT($includedir)
	494	fi
	495	])dnl
	496	dnl ---------------------------------------------------------------------------
	497	dnl CF_CGETENT version: 3 updated: 2000/08/12 23:18:52
	498	dnl ----------
	499	dnl Check if the terminal-capability database functions are available. If not,
	500	dnl ncurses has a much-reduced version.
	501	AC_DEFUN([CF_CGETENT],[
	502	AC_MSG_CHECKING(for terminal-capability database functions)
	503	AC_CACHE_VAL(cf_cv_cgetent,[
	504	AC_TRY_LINK([
	505	#include <stdlib.h>],[
	506	char temp[128];
	507	char *buf = temp;
	508	char *db_array = temp;
	509	cgetent(&buf, /* int , / &db_array, "vt100");
	510	cgetcap(buf, "tc", '=');
	511	cgetmatch(buf, "tc");
	512	],
	513	[cf_cv_cgetent=yes],
	514	[cf_cv_cgetent=no])
	515	])
	516	AC_MSG_RESULT($cf_cv_cgetent)
	517	test "$cf_cv_cgetent" = yes && AC_DEFINE(HAVE_BSD_CGETENT)
	518	])dnl
	519	dnl ---------------------------------------------------------------------------
	520	dnl CF_CHECK_CACHE version: 10 updated: 2004/05/23 13:03:31
	521	dnl --------------
	522	dnl Check if we're accidentally using a cache from a different machine.
	523	dnl Derive the system name, as a check for reusing the autoconf cache.
	524	dnl
	525	dnl If we've packaged config.guess and config.sub, run that (since it does a
	526	dnl better job than uname). Normally we'll use AC_CANONICAL_HOST, but allow
	527	dnl an extra parameter that we may override, e.g., for AC_CANONICAL_SYSTEM
	528	dnl which is useful in cross-compiles.
	529	dnl
	530	dnl Note: we would use $ac_config_sub, but that is one of the places where
	531	dnl autoconf 2.5x broke compatibility with autoconf 2.13
	532	AC_DEFUN([CF_CHECK_CACHE],
	533	[
	534	if test -f $srcdir/config.guess \|\| test -f $ac_aux_dir/config.guess ; then
	535	ifelse([$1],,[AC_CANONICAL_HOST],[$1])
	536	system_name="$host_os"
	537	else
	538	system_name="`(uname -s -r) 2>/dev/null`"
	539	if test -z "$system_name" ; then
	540	system_name="`(hostname) 2>/dev/null`"
	541	fi
	542	fi
	543	test -n "$system_name" && AC_DEFINE_UNQUOTED(SYSTEM_NAME,"$system_name")
	544	AC_CACHE_VAL(cf_cv_system_name,[cf_cv_system_name="$system_name"])
	545
	546	test -z "$system_name" && system_name="$cf_cv_system_name"
	547	test -n "$cf_cv_system_name" && AC_MSG_RESULT(Configuring for $cf_cv_system_name)
	548
	549	if test ".$system_name" != ".$cf_cv_system_name" ; then
	550	AC_MSG_RESULT(Cached system name ($system_name) does not agree with actual ($cf_cv_system_name))
	551	AC_ERROR("Please remove config.cache and try again.")
	552	fi
	553	])dnl
	554	dnl ---------------------------------------------------------------------------
	555	dnl CF_CHECK_ERRNO version: 9 updated: 2001/12/30 18:03:23
	556	dnl --------------
	557	dnl Check for data that is usually declared in <stdio.h> or <errno.h>, e.g.,
	558	dnl the 'errno' variable. Define a DECL_xxx symbol if we must declare it
	559	dnl ourselves.
	560	dnl
	561	dnl $1 = the name to check
	562	AC_DEFUN([CF_CHECK_ERRNO],
	563	[
	564	AC_CACHE_CHECK(if external $1 is declared, cf_cv_dcl_$1,[
	565	AC_TRY_COMPILE([
	566	#ifdef HAVE_STDLIB_H
	567	#include <stdlib.h>
	568	#endif
	569	#include <stdio.h>
	570	#include <sys/types.h>
	571	#include <errno.h> ],
	572	[long x = (long) $1],
	573	[cf_cv_dcl_$1=yes],
	574	[cf_cv_dcl_$1=no])
	575	])
	576
	577	if test "$cf_cv_dcl_$1" = no ; then
	578	CF_UPPER(cf_result,decl_$1)
	579	AC_DEFINE_UNQUOTED($cf_result)
	580	fi
	581
	582	# It's possible (for near-UNIX clones) that the data doesn't exist
	583	CF_CHECK_EXTERN_DATA($1,int)
	584	])dnl
	585	dnl ---------------------------------------------------------------------------
	586	dnl CF_CHECK_EXTERN_DATA version: 3 updated: 2001/12/30 18:03:23
	587	dnl --------------------
	588	dnl Check for existence of external data in the current set of libraries. If
	589	dnl we can modify it, it's real enough.
	590	dnl $1 = the name to check
	591	dnl $2 = its type
	592	AC_DEFUN([CF_CHECK_EXTERN_DATA],
	593	[
	594	AC_CACHE_CHECK(if external $1 exists, cf_cv_have_$1,[
	595	AC_TRY_LINK([
	596	#undef $1
	597	extern $2 $1;
	598	],
	599	[$1 = 2],
	600	[cf_cv_have_$1=yes],
	601	[cf_cv_have_$1=no])
	602	])
	603
	604	if test "$cf_cv_have_$1" = yes ; then
	605	CF_UPPER(cf_result,have_$1)
	606	AC_DEFINE_UNQUOTED($cf_result)
	607	fi
	608
	609	])dnl
	610	dnl ---------------------------------------------------------------------------
	611	dnl CF_CPP_PARAM_INIT version: 4 updated: 2001/04/07 22:31:18
	612	dnl -----------------
	613	dnl Check if the C++ compiler accepts duplicate parameter initialization. This
	614	dnl is a late feature for the standard and is not in some recent compilers
	615	dnl (1999/9/11).
	616	AC_DEFUN([CF_CPP_PARAM_INIT],
	617	[
	618	if test -n "$CXX"; then
	619	AC_CACHE_CHECK(if $CXX accepts parameter initialization,cf_cv_cpp_param_init,[
	620	AC_LANG_SAVE
	621	AC_LANG_CPLUSPLUS
	622	AC_TRY_RUN([
	623	class TEST {
	624	private:
	625	int value;
	626	public:
	627	TEST(int x = 1);
	628	~TEST();
	629	};
	630
	631	TEST::TEST(int x = 1) // some compilers do not like second initializer
	632	{
	633	value = x;
	634	}
	635	void main() { }
	636	],
	637	[cf_cv_cpp_param_init=yes],
	638	[cf_cv_cpp_param_init=no],
	639	[cf_cv_cpp_param_init=unknown])
	640	AC_LANG_RESTORE
	641	])
	642	fi
	643	test "$cf_cv_cpp_param_init" = yes && AC_DEFINE(CPP_HAS_PARAM_INIT)
	644	])dnl
	645	dnl ---------------------------------------------------------------------------
	646	dnl CF_CPP_STATIC_CAST version: 1 updated: 2005/07/23 16:52:43
	647	dnl ------------------
	648	dnl Check if the C++ compiler accepts static_cast in generics. This appears to
	649	dnl not be supported in g++ before 3.0
	650	AC_DEFUN([CF_CPP_STATIC_CAST],
	651	[
	652	if test -n "$CXX"; then
	653
	654	AC_CACHE_CHECK(if $CXX accepts static_cast,cf_cv_cpp_static_cast,[
	655	AC_LANG_SAVE
	656	AC_LANG_CPLUSPLUS
	657
	658	AC_TRY_COMPILE([
	659	class NCursesPanel
	660	{
	661	public:
	662	NCursesPanel(int nlines,
	663	int ncols,
	664	int begin_y = 0,
	665	int begin_x = 0)
	666	{
	667	}
	668
	669	~NCursesPanel();
	670	};
	671
	672	template<class T> class NCursesUserPanel : public NCursesPanel
	673	{
	674	public:
	675	NCursesUserPanel (int nlines,
	676	int ncols,
	677	int begin_y = 0,
	678	int begin_x = 0,
	679	const T* p_UserData = static_cast<T*>(0))
	680	: NCursesPanel (nlines, ncols, begin_y, begin_x)
	681	{
	682	};
	683	NCursesUserPanel(const T* p_UserData = static_cast<T*>(0)) : NCursesPanel()
	684	{
	685	};
	686
	687	virtual ~NCursesUserPanel() {};
	688	};
	689	],[
	690	const char* p_UserData = static_cast<char*>(0)],
	691	[cf_cv_cpp_static_cast=yes],
	692	[cf_cv_cpp_static_cast=no])
	693
	694	AC_LANG_RESTORE
	695	])
	696
	697	fi
	698
	699	test "$cf_cv_cpp_static_cast" = yes && AC_DEFINE(CPP_HAS_STATIC_CAST)
	700	])dnl
	701	dnl ---------------------------------------------------------------------------
	702	dnl CF_CPP_VSCAN_FUNC version: 5 updated: 2001/12/02 01:39:28
	703	dnl -----------------
	704	dnl Check if the g++ compiler supports vscan function (not a standard feature).
	705	AC_DEFUN([CF_CPP_VSCAN_FUNC],
	706	[
	707	if test -n "$CXX"; then
	708
	709	AC_LANG_SAVE
	710	AC_LANG_CPLUSPLUS
	711	AC_CHECK_HEADERS(strstream.h)
	712
	713	AC_CACHE_CHECK(if $CXX supports vscan function,cf_cv_cpp_vscan_func,[
	714	for cf_vscan_func in strstream strstream_cast stdio
	715	do
	716	case $cf_vscan_func in #(vi
	717	stdio) cf_vscan_defs=USE_STDIO_VSCAN ;; #(vi
	718	strstream) cf_vscan_defs=USE_STRSTREAM_VSCAN ;;
	719	strstream_cast) cf_vscan_defs=USE_STRSTREAM_VSCAN_CAST ;;
	720	esac
	721	AC_TRY_LINK([
	722	#include <stdio.h>
	723	#include <stdarg.h>
	724	#define $cf_vscan_defs 1
	725	#if defined(USE_STDIO_VSCAN)
	726	#elif defined(HAVE_STRSTREAM_H) && defined(USE_STRSTREAM_VSCAN)
	727	#include <strstream.h>
	728	#endif
	729
	730	int scanw(const char* fmt, ...)
	731	{
	732	int result = -1;
	733	char buf[BUFSIZ];
	734
	735	va_list args;
	736	va_start(args, fmt);
	737	#if defined(USE_STDIO_VSCAN)
	738	if (::vsscanf(buf, fmt, args) != -1)
	739	result = 0;
	740	#elif defined(USE_STRSTREAM_VSCAN)
	741	strstreambuf ss(buf, sizeof(buf));
	742	if (ss.vscan(fmt, args) != -1)
	743	result = 0;
	744	#elif defined(USE_STRSTREAM_VSCAN_CAST)
	745	strstreambuf ss(buf, sizeof(buf));
	746	if (ss.vscan(fmt, (_IO_va_list)args) != -1)
	747	result = 0;
	748	#else
	749	#error case $cf_vscan_func failed
	750	#endif
	751	va_end(args);
	752	return result;
	753	}
	754	],[int tmp, foo = scanw("%d", &tmp)],
	755	[cf_cv_cpp_vscan_func=$cf_vscan_func; break],
	756	[cf_cv_cpp_vscan_func=no])
	757	test "$cf_cv_cpp_vscan_func" != no && break
	758	done
	759	])
	760
	761	AC_LANG_RESTORE
	762	fi
	763
	764	case $cf_cv_cpp_vscan_func in #(vi
	765	stdio) #(vi
	766	AC_DEFINE(CPP_HAS_VSCAN_FUNC)
	767	AC_DEFINE(USE_STDIO_VSCAN)
	768	;;
	769	strstream)
	770	AC_DEFINE(CPP_HAS_VSCAN_FUNC)
	771	AC_DEFINE(USE_STRSTREAM_VSCAN)
	772	;;
	773	strstream_cast)
	774	AC_DEFINE(CPP_HAS_VSCAN_FUNC)
	775	AC_DEFINE(USE_STRSTREAM_VSCAN_CAST)
	776	;;
	777	esac
	778	])dnl
	779	dnl ---------------------------------------------------------------------------
	780	dnl CF_DIRNAME version: 4 updated: 2002/12/21 19:25:52
	781	dnl ----------
	782	dnl "dirname" is not portable, so we fake it with a shell script.
	783	AC_DEFUN([CF_DIRNAME],[$1=`echo $2 \| sed -e 's%/[[^/]]*$%%'`])dnl
	784	dnl ---------------------------------------------------------------------------
	785	dnl CF_DIRS_TO_MAKE version: 3 updated: 2002/02/23 20:38:31
	786	dnl ---------------
	787	AC_DEFUN([CF_DIRS_TO_MAKE],
	788	[
	789	DIRS_TO_MAKE="lib"
	790	for cf_item in $cf_list_models
	791	do
	792	CF_OBJ_SUBDIR($cf_item,cf_subdir)
	793	for cf_item2 in $DIRS_TO_MAKE
	794	do
	795	test $cf_item2 = $cf_subdir && break
	796	done
	797	test ".$cf_item2" != ".$cf_subdir" && DIRS_TO_MAKE="$DIRS_TO_MAKE $cf_subdir"
	798	done
	799	for cf_dir in $DIRS_TO_MAKE
	800	do
	801	test ! -d $cf_dir && mkdir $cf_dir
	802	done
	803	AC_SUBST(DIRS_TO_MAKE)
	804	])dnl
	805	dnl ---------------------------------------------------------------------------
	806	dnl CF_ERRNO version: 5 updated: 1997/11/30 12:44:39
	807	dnl --------
	808	dnl Check if 'errno' is declared in <errno.h>
	809	AC_DEFUN([CF_ERRNO],
	810	[
	811	CF_CHECK_ERRNO(errno)
	812	])dnl
	813	dnl ---------------------------------------------------------------------------
	814	dnl CF_ETIP_DEFINES version: 3 updated: 2003/03/22 19:13:43
	815	dnl ---------------
	816	dnl Test for conflicting definitions of exception in gcc 2.8.0, etc., between
	817	dnl math.h and builtin.h, only for ncurses
	818	AC_DEFUN([CF_ETIP_DEFINES],
	819	[
	820	AC_MSG_CHECKING(for special defines needed for etip.h)
	821	cf_save_CXXFLAGS="$CXXFLAGS"
	822	cf_result="none"
	823	for cf_math in "" MATH_H
	824	do
	825	for cf_excp in "" MATH_EXCEPTION
	826	do
	827	CXXFLAGS="$cf_save_CXXFLAGS -I${srcdir}/c++ -I${srcdir}/menu -I${srcdir}/include"
	828	test -n "$cf_math" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_math}"
	829	test -n "$cf_excp" && CXXFLAGS="$CXXFLAGS -DETIP_NEEDS_${cf_excp}"
	830	AC_TRY_COMPILE([
	831	#include <etip.h.in>
	832	],[],[
	833	test -n "$cf_math" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_math})
	834	test -n "$cf_excp" && AC_DEFINE_UNQUOTED(ETIP_NEEDS_${cf_excp})
	835	cf_result="$cf_math $cf_excp"
	836	break
	837	],[])
	838	done
	839	done
	840	AC_MSG_RESULT($cf_result)
	841	CXXFLAGS="$cf_save_CXXFLAGS"
	842	])
	843	dnl ---------------------------------------------------------------------------
	844	dnl CF_FUNC_DLSYM version: 1 updated: 2004/06/16 20:52:45
	845	dnl -------------
	846	dnl Test for dlsym() and related functions, as well as libdl.
	847	dnl
	848	dnl Sets
	849	dnl $cf_have_dlsym
	850	dnl $cf_have_libdl
	851	AC_DEFUN([CF_FUNC_DLSYM],[
	852	cf_have_dlsym=no
	853	AC_CHECK_FUNC(dlsym,cf_have_dlsym=yes,[
	854
	855	cf_have_libdl=no
	856	AC_CHECK_LIB(dl,dlsym,[
	857	cf_have_dlsym=yes
	858	cf_have_libdl=yes])])
	859
	860	if test "$cf_have_dlsym" = yes ; then
	861	test "$cf_have_libdl" = yes && LIBS="-ldl $LIBS"
	862
	863	AC_MSG_CHECKING(whether able to link to dl*() functions)
	864	AC_TRY_LINK([#include <dlfcn.h>],[
	865	void *obj;
	866	if ((obj = dlopen("filename", 0)) != 0) {
	867	if (dlsym(obj, "symbolname") == 0) {
	868	dlclose(obj);
	869	}
	870	}],[
	871	AC_DEFINE(HAVE_LIBDL)],[
	872	AC_MSG_ERROR(Cannot link test program for libdl)])
	873	AC_MSG_RESULT(ok)
	874	else
	875	AC_MSG_ERROR(Cannot find dlsym function)
	876	fi
	877	])
	878	dnl ---------------------------------------------------------------------------
	879	dnl CF_FUNC_MEMMOVE version: 5 updated: 2000/08/12 23:18:52
	880	dnl ---------------
	881	dnl Check for memmove, or a bcopy that can handle overlapping copy. If neither
	882	dnl is found, add our own version of memmove to the list of objects.
	883	AC_DEFUN([CF_FUNC_MEMMOVE],
	884	[
	885	AC_CHECK_FUNC(memmove,,[
	886	AC_CHECK_FUNC(bcopy,[
	887	AC_CACHE_CHECK(if bcopy does overlapping moves,cf_cv_good_bcopy,[
	888	AC_TRY_RUN([
	889	int main() {
	890	static char data[] = "abcdefghijklmnopqrstuwwxyz";
	891	char temp[40];
	892	bcopy(data, temp, sizeof(data));
	893	bcopy(temp+10, temp, 15);
	894	bcopy(temp+5, temp+15, 10);
	895	exit (strcmp(temp, "klmnopqrstuwwxypqrstuwwxyz"));
	896	}
	897	],
	898	[cf_cv_good_bcopy=yes],
	899	[cf_cv_good_bcopy=no],
	900	[cf_cv_good_bcopy=unknown])
	901	])
	902	],[cf_cv_good_bcopy=no])
	903	if test "$cf_cv_good_bcopy" = yes ; then
	904	AC_DEFINE(USE_OK_BCOPY)
	905	else
	906	AC_DEFINE(USE_MY_MEMMOVE)
	907	fi
	908	])])dnl
	909	dnl ---------------------------------------------------------------------------
	910	dnl CF_FUNC_NANOSLEEP version: 1 updated: 2005/07/02 15:38:12
	911	dnl -----------------
	912	dnl Check for existence of workable nanosleep() function. Some systems, e.g.,
	913	dnl AIX 4.x, provide a non-working version.
	914	AC_DEFUN([CF_FUNC_NANOSLEEP],[
	915	AC_CACHE_CHECK(if nanosleep really works,cf_cv_func_nanosleep,[
	916	AC_TRY_RUN([
	917	#include <stdio.h>
	918	#include <errno.h>
	919	#include <time.h>
	920
	921	#ifdef HAVE_SYS_TIME_H
	922	#include <sys/time.h>
	923	#endif
	924
	925	int main() {
	926	struct timespec ts1, ts2;
	927	int code;
	928	ts1.tv_sec = 0;
	929	ts1.tv_nsec = 750000000;
	930	ts2.tv_sec = 0;
	931	ts2.tv_nsec = 0;
	932	errno = 0;
	933	code = nanosleep(&ts1, &ts2); /* on failure errno is ENOSYS. */
	934	exit(code != 0);
	935	}
	936	],
	937	[cf_cv_func_nanosleep=yes],
	938	[cf_cv_func_nanosleep=no],
	939	[cf_cv_func_nanosleep=unknown])])
	940
	941	test "$cf_cv_func_nanosleep" = "yes" && AC_DEFINE(HAVE_NANOSLEEP)
	942	])
	943	dnl ---------------------------------------------------------------------------
	944	dnl CF_FUNC_POLL version: 2 updated: 2000/02/06 01:38:04
	945	dnl ------------
	946	dnl See if the poll function really works. Some platforms have poll(), but
	947	dnl it does not work for terminals or files.
	948	AC_DEFUN([CF_FUNC_POLL],[
	949	AC_CACHE_CHECK(if poll really works,cf_cv_working_poll,[
	950	AC_TRY_RUN([
	951	#include <stdio.h>
	952	#ifdef HAVE_POLL_H
	953	#include <poll.h>
	954	#else
	955	#include <sys/poll.h>
	956	#endif
	957	int main() {
	958	struct pollfd myfds;
	959	int ret;
	960
	961	myfds.fd = 0;
	962	myfds.events = POLLIN;
	963
	964	ret = poll(&myfds, 1, 100);
	965	exit(ret != 0);
	966	}],
	967	[cf_cv_working_poll=yes],
	968	[cf_cv_working_poll=no],
	969	[cf_cv_working_poll=unknown])])
	970	test "$cf_cv_working_poll" = "yes" && AC_DEFINE(HAVE_WORKING_POLL)
	971	])dnl
	972	dnl ---------------------------------------------------------------------------
	973	dnl CF_FUNC_TERMIOS version: 2 updated: 2000/07/22 23:37:24
	974	dnl ---------------
	975	dnl Some old/broken variations define tcgetattr() only as a macro in
	976	dnl termio(s).h
	977	AC_DEFUN([CF_FUNC_TERMIOS],[
	978	AC_REQUIRE([CF_STRUCT_TERMIOS])
	979	AC_CACHE_CHECK(for tcgetattr, cf_cv_have_tcgetattr,[
	980	AC_TRY_LINK([
	981	#include <sys/types.h>
	982	#ifdef HAVE_UNISTD_H
	983	#include <unistd.h>
	984	#endif
	985	#ifdef HAVE_TERMIOS_H
	986	#include <termios.h>
	987	#define TTY struct termios
	988	#else
	989	#ifdef HAVE_TERMIO_H
	990	#include <termio.h>
	991	#define TTY struct termio
	992	#endif
	993	#endif
	994	],[
	995	TTY foo;
	996	tcgetattr(1, &foo);],
	997	[cf_cv_have_tcgetattr=yes],
	998	[cf_cv_have_tcgetattr=no])])
	999	test "$cf_cv_have_tcgetattr" = yes && AC_DEFINE(HAVE_TCGETATTR)
	1000	])dnl
	1001	dnl ---------------------------------------------------------------------------
	1002	dnl CF_FUNC_VSSCANF version: 3 updated: 2001/12/19 00:50:10
	1003	dnl ---------------
	1004	dnl Check for vsscanf() function, which is in c9x but generally not in earlier
	1005	dnl versions of C. It is in the GNU C library, and can often be simulated by
	1006	dnl other functions.
	1007	AC_DEFUN([CF_FUNC_VSSCANF],
	1008	[
	1009	AC_CACHE_CHECK(for vsscanf function or workaround,cf_cv_func_vsscanf,[
	1010	AC_TRY_LINK([
	1011	#include <stdarg.h>
	1012	#include <stdio.h>],[
	1013	va_list ap;
	1014	vsscanf("from", "%d", ap)],[cf_cv_func_vsscanf=vsscanf],[
	1015	AC_TRY_LINK([
	1016	#include <stdarg.h>
	1017	#include <stdio.h>],[
	1018	FILE strbuf;
	1019	char *str = "from";
	1020
	1021	strbuf._flag = _IOREAD;
	1022	strbuf._ptr = strbuf._base = (unsigned char *) str;
	1023	strbuf._cnt = strlen(str);
	1024	strbuf._file = _NFILE;
	1025	return (vfscanf(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=vfscanf],[
	1026	AC_TRY_LINK([
	1027	#include <stdarg.h>
	1028	#include <stdio.h>],[
	1029	FILE strbuf;
	1030	char *str = "from";
	1031
	1032	strbuf._flag = _IOREAD;
	1033	strbuf._ptr = strbuf._base = (unsigned char *) str;
	1034	strbuf._cnt = strlen(str);
	1035	strbuf._file = _NFILE;
	1036	return (_doscan(&strbuf, "%d", ap))],[cf_cv_func_vsscanf=_doscan],[
	1037	cf_cv_func_vsscanf=no])])])])
	1038
	1039	case $cf_cv_func_vsscanf in #(vi
	1040	vsscanf) AC_DEFINE(HAVE_VSSCANF);; #(vi
	1041	vfscanf) AC_DEFINE(HAVE_VFSCANF);; #(vi
	1042	_doscan) AC_DEFINE(HAVE__DOSCAN);;
	1043	esac
	1044
	1045	])dnl
	1046	dnl ---------------------------------------------------------------------------
	1047	dnl CF_GCC_ATTRIBUTES version: 10 updated: 2005/05/28 13:16:28
	1048	dnl -----------------
	1049	dnl Test for availability of useful gcc __attribute__ directives to quiet
	1050	dnl compiler warnings. Though useful, not all are supported -- and contrary
	1051	dnl to documentation, unrecognized directives cause older compilers to barf.
	1052	AC_DEFUN([CF_GCC_ATTRIBUTES],
	1053	[
	1054	if test "$GCC" = yes
	1055	then
	1056	cat > conftest.i <<EOF
	1057	#ifndef GCC_PRINTF
	1058	#define GCC_PRINTF 0
	1059	#endif
	1060	#ifndef GCC_SCANF
	1061	#define GCC_SCANF 0
	1062	#endif
	1063	#ifndef GCC_NORETURN
	1064	#define GCC_NORETURN /* nothing */
	1065	#endif
	1066	#ifndef GCC_UNUSED
	1067	#define GCC_UNUSED /* nothing */
	1068	#endif
	1069	EOF
	1070	if test "$GCC" = yes
	1071	then
	1072	AC_CHECKING([for $CC __attribute__ directives])
	1073	cat > conftest.$ac_ext <<EOF
	1074	#line __oline__ "configure"
	1075	#include "confdefs.h"
	1076	#include "conftest.h"
	1077	#include "conftest.i"
	1078	#if GCC_PRINTF
	1079	#define GCC_PRINTFLIKE(fmt,var) __attribute__((format(printf,fmt,var)))
	1080	#else
	1081	#define GCC_PRINTFLIKE(fmt,var) /nothing/
	1082	#endif
	1083	#if GCC_SCANF
	1084	#define GCC_SCANFLIKE(fmt,var) __attribute__((format(scanf,fmt,var)))
	1085	#else
	1086	#define GCC_SCANFLIKE(fmt,var) /nothing/
	1087	#endif
	1088	extern void wow(char *,...) GCC_SCANFLIKE(1,2);
	1089	extern void oops(char *,...) GCC_PRINTFLIKE(1,2) GCC_NORETURN;
	1090	extern void foo(void) GCC_NORETURN;
	1091	int main(int argc GCC_UNUSED, char *argv[[]] GCC_UNUSED) { return 0; }
	1092	EOF
	1093	for cf_attribute in scanf printf unused noreturn
	1094	do
	1095	CF_UPPER(cf_ATTRIBUTE,$cf_attribute)
	1096	cf_directive="__attribute__(($cf_attribute))"
	1097	echo "checking for $CC $cf_directive" 1>&AC_FD_CC
	1098	case $cf_attribute in
	1099	scanf\|printf)
	1100	cat >conftest.h <<EOF
	1101	#define GCC_$cf_ATTRIBUTE 1
	1102	EOF
	1103	;;
	1104	*)
	1105	cat >conftest.h <<EOF
	1106	#define GCC_$cf_ATTRIBUTE $cf_directive
	1107	EOF
	1108	;;
	1109	esac
	1110	if AC_TRY_EVAL(ac_compile); then
	1111	test -n "$verbose" && AC_MSG_RESULT(... $cf_attribute)
	1112	cat conftest.h >>confdefs.h
	1113	fi
	1114	done
	1115	else
	1116	fgrep define conftest.i >>confdefs.h
	1117	fi
	1118	rm -rf conftest*
	1119	fi
	1120	])dnl
	1121	dnl ---------------------------------------------------------------------------
	1122	dnl CF_GCC_VERSION version: 4 updated: 2005/08/27 09:53:42
	1123	dnl --------------
	1124	dnl Find version of gcc
	1125	AC_DEFUN([CF_GCC_VERSION],[
	1126	AC_REQUIRE([AC_PROG_CC])
	1127	GCC_VERSION=none
	1128	if test "$GCC" = yes ; then
	1129	AC_MSG_CHECKING(version of $CC)
	1130	GCC_VERSION="`${CC} --version\| sed -e '2,$d' -e 's/^.(GCC) //' -e 's/^[[^0-9.]]//' -e 's/[[^0-9.]].*//'`"
	1131	test -z "$GCC_VERSION" && GCC_VERSION=unknown
	1132	AC_MSG_RESULT($GCC_VERSION)
	1133	fi
	1134	])dnl
	1135	dnl ---------------------------------------------------------------------------
	1136	dnl CF_GCC_WARNINGS version: 20 updated: 2005/08/06 18:37:29
	1137	dnl ---------------
	1138	dnl Check if the compiler supports useful warning options. There's a few that
	1139	dnl we don't use, simply because they're too noisy:
	1140	dnl
	1141	dnl -Wconversion (useful in older versions of gcc, but not in gcc 2.7.x)
	1142	dnl -Wredundant-decls (system headers make this too noisy)
	1143	dnl -Wtraditional (combines too many unrelated messages, only a few useful)
	1144	dnl -Wwrite-strings (too noisy, but should review occasionally). This
	1145	dnl is enabled for ncurses using "--enable-const".
	1146	dnl -pedantic
	1147	dnl
	1148	dnl Parameter:
	1149	dnl $1 is an optional list of gcc warning flags that a particular
	1150	dnl application might want to use, e.g., "no-unused" for
	1151	dnl -Wno-unused
	1152	dnl Special:
	1153	dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
	1154	dnl
	1155	AC_DEFUN([CF_GCC_WARNINGS],
	1156	[
	1157	AC_REQUIRE([CF_GCC_VERSION])
	1158	CF_INTEL_COMPILER(GCC,INTEL_COMPILER,CFLAGS)
	1159
	1160	cat > conftest.$ac_ext <<EOF
	1161	#line __oline__ "configure"
	1162	int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
	1163	EOF
	1164
	1165	if test "$INTEL_COMPILER" = yes
	1166	then
	1167	# The "-wdXXX" options suppress warnings:
	1168	# remark #1419: external declaration in primary source file
	1169	# remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
	1170	# remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
	1171	# remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
	1172	# remark #193: zero used for undefined preprocessing identifier
	1173	# remark #593: variable "curs_sb_left_arrow" was set but never used
	1174	# remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
	1175	# remark #869: parameter "tw" was never referenced
	1176	# remark #981: operands are evaluated in unspecified order
	1177	# warning #269: invalid format string conversion
	1178
	1179	AC_CHECKING([for $CC warning options])
	1180	cf_save_CFLAGS="$CFLAGS"
	1181	EXTRA_CFLAGS="-Wall"
	1182	for cf_opt in $1 \
	1183	wd1419 \
	1184	wd1682 \
	1185	wd1683 \
	1186	wd1684 \
	1187	wd193 \
	1188	wd279 \
	1189	wd593 \
	1190	wd810 \
	1191	wd869 \
	1192	wd981
	1193	do
	1194	CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
	1195	if AC_TRY_EVAL(ac_compile); then
	1196	test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
	1197	EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
	1198	fi
	1199	done
	1200	CFLAGS="$cf_save_CFLAGS"
	1201
	1202	elif test "$GCC" = yes
	1203	then
	1204	AC_CHECKING([for $CC warning options])
	1205	cf_save_CFLAGS="$CFLAGS"
	1206	EXTRA_CFLAGS="-W -Wall"
	1207	cf_warn_CONST=""
	1208	test "$with_ext_const" = yes && cf_warn_CONST="Wwrite-strings"
	1209	for cf_opt in \
	1210	Wbad-function-cast \
	1211	Wcast-align \
	1212	Wcast-qual \
	1213	Winline \
	1214	Wmissing-declarations \
	1215	Wmissing-prototypes \
	1216	Wnested-externs \
	1217	Wpointer-arith \
	1218	Wshadow \
	1219	Wstrict-prototypes \
	1220	Wundef $cf_warn_CONST $1
	1221	do
	1222	CFLAGS="$cf_save_CFLAGS $EXTRA_CFLAGS -$cf_opt"
	1223	if AC_TRY_EVAL(ac_compile); then
	1224	test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
	1225	case $cf_opt in #(vi
	1226	Wcast-qual) #(vi
	1227	CPPFLAGS="$CPPFLAGS -DXTSTRINGDEFINES"
	1228	;;
	1229	Winline) #(vi
	1230	case $GCC_VERSION in
	1231	3.3*)
	1232	CF_VERBOSE(feature is broken in gcc $GCC_VERSION)
	1233	continue;;
	1234	esac
	1235	;;
	1236	esac
	1237	EXTRA_CFLAGS="$EXTRA_CFLAGS -$cf_opt"
	1238	fi
	1239	done
	1240	CFLAGS="$cf_save_CFLAGS"
	1241	fi
	1242	rm -f conftest*
	1243
	1244	AC_SUBST(EXTRA_CFLAGS)
	1245	])dnl
	1246	dnl ---------------------------------------------------------------------------
	1247	dnl CF_GNAT_TRY_LINK version: 1 updated: 2004/08/21 19:02:08
	1248	dnl ----------------
	1249	dnl Verify that a test program compiles/links with GNAT.
	1250	dnl $cf_ada_make is set to the program that compiles/links
	1251	dnl $ADAFLAGS may be set to the GNAT flags.
	1252	dnl
	1253	dnl $1 is the text of the spec
	1254	dnl $2 is the text of the body
	1255	dnl $3 is the shell command to execute if successful
	1256	dnl $4 is the shell command to execute if not successful
	1257	AC_DEFUN([CF_GNAT_TRY_LINK],
	1258	[
	1259	rm -f conftest*
	1260	cat >>conftest.ads <<CF_EOF
	1261	$1
	1262	CF_EOF
	1263	cat >>conftest.adb <<CF_EOF
	1264	$2
	1265	CF_EOF
	1266	if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
	1267	ifelse($3,, :,[ $3])
	1268	ifelse($4,,,[else
	1269	$4])
	1270	fi
	1271	rm -f conftest*
	1272	])dnl
	1273	dnl ---------------------------------------------------------------------------
	1274	dnl CF_GNAT_TRY_RUN version: 3 updated: 2004/08/21 19:02:08
	1275	dnl ---------------
	1276	dnl Verify that a test program compiles and runs with GNAT
	1277	dnl $cf_ada_make is set to the program that compiles/links
	1278	dnl $ADAFLAGS may be set to the GNAT flags.
	1279	dnl
	1280	dnl $1 is the text of the spec
	1281	dnl $2 is the text of the body
	1282	dnl $3 is the shell command to execute if successful
	1283	dnl $4 is the shell command to execute if not successful
	1284	AC_DEFUN([CF_GNAT_TRY_RUN],
	1285	[
	1286	rm -f conftest*
	1287	cat >>conftest.ads <<CF_EOF
	1288	$1
	1289	CF_EOF
	1290	cat >>conftest.adb <<CF_EOF
	1291	$2
	1292	CF_EOF
	1293	if ( $cf_ada_make $ADAFLAGS conftest 1>&AC_FD_CC 2>&1 ) ; then
	1294	if ( ./conftest 1>&AC_FD_CC 2>&1 ) ; then
	1295	ifelse($3,, :,[ $3])
	1296	ifelse($4,,,[ else
	1297	$4])
	1298	fi
	1299	ifelse($4,,,[else
	1300	$4])
	1301	fi
	1302	rm -f conftest*
	1303	])dnl
	1304	dnl ---------------------------------------------------------------------------
	1305	dnl CF_GNAT_VERSION version: 11 updated: 2003/09/06 19:42:09
	1306	dnl ---------------
	1307	dnl Verify version of GNAT.
	1308	AC_DEFUN([CF_GNAT_VERSION],
	1309	[
	1310	AC_MSG_CHECKING(for gnat version)
	1311	cf_gnat_version=`${cf_ada_make-gnatmake} -v 2>&1 \| grep '[[0-9]].[[0-9]][[0-9]]*' \|\
	1312	sed -e '2,$d' -e 's/[[^0-9 \.]]//g' -e 's/^[[ ]]//' -e 's/ .//'`
	1313	AC_MSG_RESULT($cf_gnat_version)
	1314
	1315	case $cf_gnat_version in
	1316	3.1[[1-9]]\|3.[[2-9]]\|[[4-9]].*)
	1317	cf_cv_prog_gnat_correct=yes
	1318	;;
	1319	*) echo Unsupported GNAT version $cf_gnat_version. Required is 3.11 or better. Disabling Ada95 binding.
	1320	cf_cv_prog_gnat_correct=no
	1321	;;
	1322	esac
	1323	case $cf_gnat_version in
	1324	3.[[1-9]]\|[[4-9]].)
	1325	cf_compile_generics=generics
	1326	cf_generic_objects="\$(GENOBJS)"
	1327	;;
	1328	*) cf_compile_generics=
	1329	cf_generic_objects=
	1330	;;
	1331	esac
	1332	])
	1333	dnl ---------------------------------------------------------------------------
	1334	dnl CF_GNU_SOURCE version: 6 updated: 2005/07/09 13:23:07
	1335	dnl -------------
	1336	dnl Check if we must define _GNU_SOURCE to get a reasonable value for
	1337	dnl _XOPEN_SOURCE, upon which many POSIX definitions depend. This is a defect
	1338	dnl (or misfeature) of glibc2, which breaks portability of many applications,
	1339	dnl since it is interwoven with GNU extensions.
	1340	dnl
	1341	dnl Well, yes we could work around it...
	1342	AC_DEFUN([CF_GNU_SOURCE],
	1343	[
	1344	AC_CACHE_CHECK(if we must define _GNU_SOURCE,cf_cv_gnu_source,[
	1345	AC_TRY_COMPILE([#include <sys/types.h>],[
	1346	#ifndef _XOPEN_SOURCE
	1347	make an error
	1348	#endif],
	1349	[cf_cv_gnu_source=no],
	1350	[cf_save="$CPPFLAGS"
	1351	CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
	1352	AC_TRY_COMPILE([#include <sys/types.h>],[
	1353	#ifdef _XOPEN_SOURCE
	1354	make an error
	1355	#endif],
	1356	[cf_cv_gnu_source=no],
	1357	[cf_cv_gnu_source=yes])
	1358	CPPFLAGS="$cf_save"
	1359	])
	1360	])
	1361	test "$cf_cv_gnu_source" = yes && CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
	1362	])dnl
	1363	dnl ---------------------------------------------------------------------------
	1364	dnl CF_GPP_LIBRARY version: 8 updated: 2003/02/02 01:41:46
	1365	dnl --------------
	1366	dnl If we're trying to use g++, test if libg++ is installed (a rather common
	1367	dnl problem :-). If we have the compiler but no library, we'll be able to
	1368	dnl configure, but won't be able to build the c++ demo program.
	1369	AC_DEFUN([CF_GPP_LIBRARY],
	1370	[
	1371	cf_cxx_library=unknown
	1372	case $cf_cv_system_name in #(vi
	1373	os2*) #(vi
	1374	cf_gpp_libname=gpp
	1375	;;
	1376	*)
	1377	cf_gpp_libname=g++
	1378	;;
	1379	esac
	1380	if test "$GXX" = yes; then
	1381	AC_MSG_CHECKING([for lib$cf_gpp_libname])
	1382	cf_save="$LIBS"
	1383	LIBS="$LIBS -l$cf_gpp_libname"
	1384	AC_TRY_LINK([
	1385	#include <$cf_gpp_libname/builtin.h>
	1386	],
	1387	[two_arg_error_handler_t foo2 = lib_error_handler],
	1388	[cf_cxx_library=yes
	1389	CXXLIBS="$CXXLIBS -l$cf_gpp_libname"
	1390	if test "$cf_gpp_libname" = cpp ; then
	1391	AC_DEFINE(HAVE_GPP_BUILTIN_H)
	1392	else
	1393	AC_DEFINE(HAVE_GXX_BUILTIN_H)
	1394	fi],
	1395	[AC_TRY_LINK([
	1396	#include <builtin.h>
	1397	],
	1398	[two_arg_error_handler_t foo2 = lib_error_handler],
	1399	[cf_cxx_library=yes
	1400	CXXLIBS="$CXXLIBS -l$cf_gpp_libname"
	1401	AC_DEFINE(HAVE_BUILTIN_H)],
	1402	[cf_cxx_library=no])])
	1403	LIBS="$cf_save"
	1404	AC_MSG_RESULT($cf_cxx_library)
	1405	fi
	1406	])dnl
	1407	dnl ---------------------------------------------------------------------------
	1408	dnl CF_GXX_VERSION version: 5 updated: 2005/08/27 09:53:42
	1409	dnl --------------
	1410	dnl Check for version of g++
	1411	AC_DEFUN([CF_GXX_VERSION],[
	1412	AC_REQUIRE([AC_PROG_CPP])
	1413	GXX_VERSION=none
	1414	if test "$GXX" = yes; then
	1415	AC_MSG_CHECKING(version of g++)
	1416	GXX_VERSION="`${CXX-g++} --version\| sed -e '2,$d' -e 's/^.(GCC) //' -e 's/^[[^0-9.]]//' -e 's/[[^0-9.]].*//'`"
	1417	test -z "$GXX_VERSION" && GXX_VERSION=unknown
	1418	AC_MSG_RESULT($GXX_VERSION)
	1419	fi
	1420	])dnl
	1421	dnl ---------------------------------------------------------------------------
	1422	dnl CF_GXX_WARNINGS version: 5 updated: 2005/08/13 14:54:38
	1423	dnl ---------------
	1424	dnl Check if the compiler supports useful warning options.
	1425	dnl
	1426	dnl Most of gcc's options apply to g++, except:
	1427	dnl -Wbad-function-cast
	1428	dnl -Wmissing-declarations
	1429	dnl -Wnested-externs
	1430	dnl
	1431	dnl Omit a few (for now):
	1432	dnl -Winline
	1433	dnl
	1434	dnl Parameter:
	1435	dnl $1 is an optional list of g++ warning flags that a particular
	1436	dnl application might want to use, e.g., "no-unused" for
	1437	dnl -Wno-unused
	1438	dnl Special:
	1439	dnl If $with_ext_const is "yes", add a check for -Wwrite-strings
	1440	dnl
	1441	AC_DEFUN([CF_GXX_WARNINGS],
	1442	[
	1443
	1444	CF_INTEL_COMPILER(GXX,INTEL_CPLUSPLUS,CXXFLAGS)
	1445
	1446	AC_REQUIRE([CF_GXX_VERSION])
	1447
	1448	AC_LANG_SAVE
	1449	AC_LANG_CPLUSPLUS
	1450
	1451	cat > conftest.$ac_ext <<EOF
	1452	#line __oline__ "configure"
	1453	int main(int argc, char *argv[[]]) { return (argv[[argc-1]] == 0) ; }
	1454	EOF
	1455
	1456	if test "$INTEL_CPLUSPLUS" = yes
	1457	then
	1458	# The "-wdXXX" options suppress warnings:
	1459	# remark #1419: external declaration in primary source file
	1460	# remark #1682: implicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
	1461	# remark #1683: explicit conversion of a 64-bit integral type to a smaller integral type (potential portability problem)
	1462	# remark #1684: conversion from pointer to same-sized integral type (potential portability problem)
	1463	# remark #193: zero used for undefined preprocessing identifier
	1464	# remark #593: variable "curs_sb_left_arrow" was set but never used
	1465	# remark #810: conversion from "int" to "Dimension={unsigned short}" may lose significant bits
	1466	# remark #869: parameter "tw" was never referenced
	1467	# remark #981: operands are evaluated in unspecified order
	1468	# warning #269: invalid format string conversion
	1469
	1470	AC_CHECKING([for $CC warning options])
	1471	cf_save_CXXFLAGS="$CXXFLAGS"
	1472	EXTRA_CXXFLAGS="-Wall"
	1473	for cf_opt in \
	1474	wd1419 \
	1475	wd1682 \
	1476	wd1683 \
	1477	wd1684 \
	1478	wd193 \
	1479	wd279 \
	1480	wd593 \
	1481	wd810 \
	1482	wd869 \
	1483	wd981
	1484	do
	1485	CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -$cf_opt"
	1486	if AC_TRY_EVAL(ac_compile); then
	1487	test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
	1488	EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
	1489	fi
	1490	done
	1491	CXXFLAGS="$cf_save_CXXFLAGS"
	1492
	1493	elif test "$GXX" = yes
	1494	then
	1495	AC_CHECKING([for $CXX warning options])
	1496	cf_save_CXXFLAGS="$CXXFLAGS"
	1497	EXTRA_CXXFLAGS="-W -Wall"
	1498	cf_gxx_extra_warnings=""
	1499	test "$with_ext_const" = yes && cf_gxx_extra_warnings="Wwrite-strings"
	1500	case "$GCC_VERSION" in
	1501	[[1-2]].*)
	1502	;;
	1503	*)
	1504	cf_gxx_extra_warnings="$cf_gxx_extra_warnings Weffc++"
	1505	;;
	1506	esac
	1507	for cf_opt in \
	1508	Wabi \
	1509	fabi-version=0 \
	1510	Woverloaded-virtual \
	1511	Wsign-promo \
	1512	Wsynth \
	1513	Wold-style-cast \
	1514	Wcast-align \
	1515	Wcast-qual \
	1516	Wmissing-prototypes \
	1517	Wpointer-arith \
	1518	Wshadow \
	1519	Wstrict-prototypes \
	1520	Wundef $cf_gxx_extra_warnings $1
	1521	do
	1522	CXXFLAGS="$cf_save_CXXFLAGS $EXTRA_CXXFLAGS -Werror -$cf_opt"
	1523	if AC_TRY_EVAL(ac_compile); then
	1524	test -n "$verbose" && AC_MSG_RESULT(... -$cf_opt)
	1525	EXTRA_CXXFLAGS="$EXTRA_CXXFLAGS -$cf_opt"
	1526	else
	1527	test -n "$verbose" && AC_MSG_RESULT(... no -$cf_opt)
	1528	fi
	1529	done
	1530	CXXFLAGS="$cf_save_CXXFLAGS"
	1531	fi
	1532
	1533	rm -f conftest*
	1534	AC_LANG_RESTORE
	1535	AC_SUBST(EXTRA_CXXFLAGS)
	1536	])dnl
	1537	dnl ---------------------------------------------------------------------------
	1538	dnl CF_HELP_MESSAGE version: 3 updated: 1998/01/14 10:56:23
	1539	dnl ---------------
	1540	dnl Insert text into the help-message, for readability, from AC_ARG_WITH.
	1541	AC_DEFUN([CF_HELP_MESSAGE],
[2627]	1542	[dnl AC_DIVERT_HELP([$1])dnl
[2621]	1543	])dnl
	1544	dnl ---------------------------------------------------------------------------
	1545	dnl CF_INCLUDE_DIRS version: 4 updated: 2002/12/01 00:12:15
	1546	dnl ---------------
	1547	dnl Construct the list of include-options according to whether we're building
	1548	dnl in the source directory or using '--srcdir=DIR' option. If we're building
	1549	dnl with gcc, don't append the includedir if it happens to be /usr/include,
	1550	dnl since that usually breaks gcc's shadow-includes.
	1551	AC_DEFUN([CF_INCLUDE_DIRS],
	1552	[
	1553	CPPFLAGS="-I. -I../include $CPPFLAGS"
	1554	if test "$srcdir" != "."; then
	1555	CPPFLAGS="-I\$(srcdir)/../include $CPPFLAGS"
	1556	fi
	1557	if test "$GCC" != yes; then
	1558	CPPFLAGS="$CPPFLAGS -I\$(includedir)"
	1559	elif test "$includedir" != "/usr/include"; then
	1560	if test "$includedir" = '${prefix}/include' ; then
	1561	if test $prefix != /usr ; then
	1562	CPPFLAGS="$CPPFLAGS -I\$(includedir)"
	1563	fi
	1564	else
	1565	CPPFLAGS="$CPPFLAGS -I\$(includedir)"
	1566	fi
	1567	fi
	1568	AC_SUBST(CPPFLAGS)
	1569	])dnl
	1570	dnl ---------------------------------------------------------------------------
	1571	dnl CF_INTEL_COMPILER version: 3 updated: 2005/08/06 18:37:29
	1572	dnl -----------------
	1573	dnl Check if the given compiler is really the Intel compiler for Linux. It
	1574	dnl tries to imitate gcc, but does not return an error when it finds a mismatch
	1575	dnl between prototypes, e.g., as exercised by CF_MISSING_CHECK.
	1576	dnl
	1577	dnl This macro should be run "soon" after AC_PROG_CC or AC_PROG_CPLUSPLUS, to
	1578	dnl ensure that it is not mistaken for gcc/g++. It is normally invoked from
	1579	dnl the wrappers for gcc and g++ warnings.
	1580	dnl
	1581	dnl $1 = GCC (default) or GXX
	1582	dnl $2 = INTEL_COMPILER (default) or INTEL_CPLUSPLUS
	1583	dnl $3 = CFLAGS (default) or CXXFLAGS
	1584	AC_DEFUN([CF_INTEL_COMPILER],[
	1585	ifelse($2,,INTEL_COMPILER,[$2])=no
	1586
	1587	if test "$ifelse($1,,[$1],GCC)" = yes ; then
	1588	case $host_os in
	1589	linux\|gnu)
	1590	AC_MSG_CHECKING(if this is really Intel ifelse($1,GXX,C++,C) compiler)
	1591	cf_save_CFLAGS="$ifelse($3,,CFLAGS,[$3])"
	1592	ifelse($3,,CFLAGS,[$3])="$ifelse($3,,CFLAGS,[$3]) -no-gcc"
	1593	AC_TRY_COMPILE([],[
	1594	#ifdef __INTEL_COMPILER
	1595	#else
	1596	make an error
	1597	#endif
	1598	],[ifelse($2,,INTEL_COMPILER,[$2])=yes
	1599	cf_save_CFLAGS="$cf_save_CFLAGS -we147 -no-gcc"
	1600	],[])
	1601	ifelse($3,,CFLAGS,[$3])="$cf_save_CFLAGS"
	1602	AC_MSG_RESULT($ifelse($2,,INTEL_COMPILER,[$2]))
	1603	;;
	1604	esac
	1605	fi
	1606	])dnl
	1607	dnl ---------------------------------------------------------------------------
	1608	dnl CF_ISASCII version: 3 updated: 2000/08/12 23:18:52
	1609	dnl ----------
	1610	dnl Check if we have either a function or macro for 'isascii()'.
	1611	AC_DEFUN([CF_ISASCII],
	1612	[
	1613	AC_MSG_CHECKING(for isascii)
	1614	AC_CACHE_VAL(cf_cv_have_isascii,[
	1615	AC_TRY_LINK([#include <ctype.h>],[int x = isascii(' ')],
	1616	[cf_cv_have_isascii=yes],
	1617	[cf_cv_have_isascii=no])
	1618	])dnl
	1619	AC_MSG_RESULT($cf_cv_have_isascii)
	1620	test "$cf_cv_have_isascii" = yes && AC_DEFINE(HAVE_ISASCII)
	1621	])dnl
	1622	dnl ---------------------------------------------------------------------------
	1623	dnl CF_LARGEFILE version: 5 updated: 2005/07/17 11:03:36
	1624	dnl ------------
	1625	dnl Add checks for large file support.
	1626	AC_DEFUN([CF_LARGEFILE],[
	1627	ifdef([AC_FUNC_FSEEKO],[
	1628	AC_FUNC_FSEEKO
	1629	AC_SYS_LARGEFILE
	1630
	1631	# Normally we would collect these definitions in the config.h,
	1632	# but (like _XOPEN_SOURCE), some environments rely on having these
	1633	# defined before any of the system headers are included. Another
	1634	# case comes up with C++, e.g., on AIX the compiler compiles the
	1635	# header files by themselves before looking at the body files it is
	1636	# told to compile. For ncurses, those header files do not include
	1637	# the config.h
	1638	test "$ac_cv_sys_large_files" != no && CPPFLAGS="$CPPFLAGS -D_LARGE_FILES "
	1639	test "$ac_cv_sys_largefile_source" != no && CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE "
	1640
	1641	AC_CACHE_CHECK(whether to use struct dirent64, cf_cv_struct_dirent64,[
	1642	AC_TRY_COMPILE([
	1643	#include <sys/types.h>
	1644	#include <dirent.h>
	1645	],[
	1646	/* if transitional largefile support is setup, this is true */
	1647	extern struct dirent64 * readdir(DIR *);
	1648	struct dirent64 x = readdir((DIR )0);
	1649	struct dirent y = readdir((DIR )0);
	1650	int z = x - y;
	1651	],
	1652	[cf_cv_struct_dirent64=yes],
	1653	[cf_cv_struct_dirent64=no])
	1654	])
	1655	test "$cf_cv_struct_dirent64" = yes && AC_DEFINE(HAVE_STRUCT_DIRENT64)
	1656	])
	1657	])
	1658	dnl ---------------------------------------------------------------------------
	1659	dnl CF_LIBUTF8 version: 2 updated: 2002/01/19 22:51:32
	1660	dnl ----------
	1661	dnl Check for libutf8
	1662	AC_DEFUN([CF_LIBUTF8],
	1663	[
	1664	AC_CACHE_CHECK(for putwc in libutf8,cf_cv_libutf8,[
	1665	cf_save_LIBS="$LIBS"
	1666	LIBS="-lutf8 $LIBS"
	1667	AC_TRY_LINK([
	1668	#include <libutf8.h>],[putwc(0,0);],
	1669	[cf_cv_libutf8=yes],
	1670	[cf_cv_libutf8=no])
	1671	LIBS="$cf_save_LIBS"
	1672	])
	1673
	1674	if test "$cf_cv_libutf8" = yes ; then
	1675	AC_DEFINE(HAVE_LIBUTF8_H)
	1676	LIBS="-lutf8 $LIBS"
	1677	fi
	1678	])dnl
	1679	dnl ---------------------------------------------------------------------------
	1680	dnl CF_LIB_PREFIX version: 7 updated: 2001/01/12 01:23:48
	1681	dnl -------------
	1682	dnl Compute the library-prefix for the given host system
	1683	dnl $1 = variable to set
	1684	AC_DEFUN([CF_LIB_PREFIX],
	1685	[
	1686	case $cf_cv_system_name in
	1687	OS/2*) LIB_PREFIX='' ;;
	1688	os2*) LIB_PREFIX='' ;;
	1689	*) LIB_PREFIX='lib' ;;
	1690	esac
	1691	ifelse($1,,,[$1=$LIB_PREFIX])
	1692	AC_SUBST(LIB_PREFIX)
	1693	])dnl
	1694	dnl ---------------------------------------------------------------------------
	1695	dnl CF_LIB_RULES version: 36 updated: 2005/05/28 13:16:28
	1696	dnl ------------
	1697	dnl Append definitions and rules for the given models to the subdirectory
	1698	dnl Makefiles, and the recursion rule for the top-level Makefile. If the
	1699	dnl subdirectory is a library-source directory, modify the LIBRARIES list in
	1700	dnl the corresponding makefile to list the models that we'll generate.
	1701	dnl
	1702	dnl For shared libraries, make a list of symbolic links to construct when
	1703	dnl generating each library. The convention used for Linux is the simplest
	1704	dnl one:
	1705	dnl lib<name>.so ->
	1706	dnl lib<name>.so.<major> ->
	1707	dnl lib<name>.so.<maj>.<minor>
	1708	AC_DEFUN([CF_LIB_RULES],
	1709	[
	1710	CF_LIB_PREFIX(cf_prefix)
	1711	AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
	1712	for cf_dir in $SRC_SUBDIRS
	1713	do
	1714	if test -f $srcdir/$cf_dir/modules; then
	1715
	1716	IMPORT_LIB=
	1717	SHARED_LIB=
	1718	LIBS_TO_MAKE=
	1719	for cf_item in $CF_LIST_MODELS
	1720	do
	1721	CF_LIB_SUFFIX($cf_item,cf_suffix)
	1722	if test $cf_item = shared ; then
	1723	if test "$cf_cv_do_symlinks" = yes ; then
	1724	case "$cf_cv_shlib_version" in #(vi
	1725	rel) #(vi
	1726	case "$cf_cv_system_name" in #(vi
	1727	darwin*)
	1728	case .${LIB_SUFFIX} in
	1729	.w*)
	1730	cf_suffix=`echo $cf_suffix \| sed 's/^w//'`
	1731	cf_suffix=w'.$(REL_VERSION)'"$cf_suffix"
	1732	;;
	1733	*)
	1734	cf_suffix='.$(REL_VERSION)'"$cf_suffix"
	1735	;;
	1736	esac
	1737	;; #(vi
	1738	*) cf_suffix="$cf_suffix"'.$(REL_VERSION)' ;;
	1739	esac
	1740	;;
	1741	abi)
	1742	case "$cf_cv_system_name" in #(vi
	1743	darwin*)
	1744	case .${LIB_SUFFIX} in
	1745	.w*)
	1746	cf_suffix=`echo $cf_suffix \| sed 's/^w//'`
	1747	cf_suffix=w'.$(ABI_VERSION)'"$cf_suffix"
	1748	;;
	1749	*)
	1750	cf_suffix='.$(ABI_VERSION)'"$cf_suffix"
	1751	;;
	1752	esac
	1753	;; #(vi
	1754	*) cf_suffix="$cf_suffix"'.$(ABI_VERSION)' ;;
	1755	esac
	1756	;;
	1757	esac
	1758	fi
	1759	# cygwin needs import library, and has unique naming convention
	1760	# use autodetected ${cf_prefix} for import lib and static lib, but
	1761	# use 'cyg' prefix for shared lib.
	1762	if test $cf_cv_shlib_version = cygdll ; then
	1763	SHARED_LIB="../lib/cyg${cf_dir}\$(ABI_VERSION).dll"
	1764	IMPORT_LIB="../lib/${cf_prefix}${cf_dir}.dll.a"
	1765	LIBS_TO_MAKE="$LIBS_TO_MAKE \$(SHARED_LIB) \$(IMPORT_LIB)"
	1766	continue
	1767	fi
	1768	fi
	1769	LIBS_TO_MAKE="$LIBS_TO_MAKE ../lib/${cf_prefix}${cf_dir}${cf_suffix}"
	1770	done
	1771
	1772	if test $cf_dir = ncurses ; then
	1773	cf_subsets="$LIB_SUBSETS"
	1774	cf_termlib=`echo "$cf_subsets" \|sed -e 's/ .*$//'`
	1775	if test "$cf_termlib" != "$cf_subsets" ; then
	1776	cf_item=`echo $LIBS_TO_MAKE \|sed -e s%${LIB_NAME}${LIB_SUFFIX}%${TINFO_LIB_SUFFIX}%g`
	1777	LIBS_TO_MAKE="$cf_item $LIBS_TO_MAKE"
	1778	fi
	1779	else
	1780	cf_subsets=`echo "$LIB_SUBSETS" \| sed -e 's/^termlib.* //'`
	1781	fi
	1782
	1783	sed -e "s%@LIBS_TO_MAKE@%$LIBS_TO_MAKE%" \
	1784	-e "s%@IMPORT_LIB@%$IMPORT_LIB%" \
	1785	-e "s%@SHARED_LIB@%$SHARED_LIB%" \
	1786	$cf_dir/Makefile >$cf_dir/Makefile.out
	1787	mv $cf_dir/Makefile.out $cf_dir/Makefile
	1788
	1789	$AWK -f $srcdir/mk-0th.awk \
	1790	libname="${cf_dir}${LIB_SUFFIX}" subsets="$LIB_SUBSETS" \
	1791	$srcdir/$cf_dir/modules >>$cf_dir/Makefile
	1792
	1793	for cf_subset in $cf_subsets
	1794	do
	1795	cf_subdirs=
	1796	for cf_item in $CF_LIST_MODELS
	1797	do
	1798	echo "Appending rules for ${cf_item} model (${cf_dir}: ${cf_subset})"
	1799	CF_UPPER(cf_ITEM,$cf_item)
	1800	CF_LIB_SUFFIX($cf_item,cf_suffix)
	1801	CF_OBJ_SUBDIR($cf_item,cf_subdir)
	1802
	1803	# Test for case where we build libtinfo with a different name.
	1804	cf_libname=$cf_dir
	1805	if test $cf_dir = ncurses ; then
	1806	case $cf_subset in
	1807	base)
	1808	;;
	1809	termlib*)
	1810	cf_libname=$TINFO_LIB_SUFFIX
	1811	if test -n "${DFT_ARG_SUFFIX}" ; then
	1812	# undo $LIB_SUFFIX add-on in CF_LIB_SUFFIX
	1813	cf_suffix=`echo $cf_suffix \|sed -e "s%^${LIB_SUFFIX}%%"`
	1814	fi
	1815	;;
	1816	esac
	1817	fi
	1818
	1819	# These dependencies really are for development, not
	1820	# builds, but they are useful in porting, too.
	1821	cf_depend="../include/ncurses_cfg.h"
	1822	if test "$srcdir" = "."; then
	1823	cf_reldir="."
	1824	else
	1825	cf_reldir="\$(srcdir)"
	1826	fi
	1827
	1828	if test -f $srcdir/$cf_dir/$cf_dir.priv.h; then
	1829	cf_depend="$cf_depend $cf_reldir/$cf_dir.priv.h"
	1830	elif test -f $srcdir/$cf_dir/curses.priv.h; then
	1831	cf_depend="$cf_depend $cf_reldir/curses.priv.h"
	1832	fi
	1833
	1834	cf_dir_suffix=
	1835	old_cf_suffix="$cf_suffix"
	1836	if test "$cf_cv_shlib_version_infix" = yes ; then
	1837	if test -n "$LIB_SUFFIX" ; then
	1838	case $LIB_SUFFIX in
	1839	w*)
	1840	cf_libname=`echo $cf_libname \| sed 's/w$//'`
	1841	cf_suffix=`echo $cf_suffix \| sed 's/^w//'`
	1842	cf_dir_suffix=w
	1843	;;
	1844	esac
	1845	fi
	1846	fi
	1847
	1848	$AWK -f $srcdir/mk-1st.awk \
	1849	name=${cf_libname}${cf_dir_suffix} \
	1850	traces=$LIB_TRACING \
	1851	MODEL=$cf_ITEM \
	1852	model=$cf_subdir \
	1853	prefix=$cf_prefix \
	1854	suffix=$cf_suffix \
	1855	subset=$cf_subset \
	1856	ShlibVer=$cf_cv_shlib_version \
	1857	ShlibVerInfix=$cf_cv_shlib_version_infix \
	1858	DoLinks=$cf_cv_do_symlinks \
	1859	rmSoLocs=$cf_cv_rm_so_locs \
	1860	ldconfig="$LDCONFIG" \
	1861	overwrite=$WITH_OVERWRITE \
	1862	depend="$cf_depend" \
	1863	host="$host" \
	1864	$srcdir/$cf_dir/modules >>$cf_dir/Makefile
	1865
	1866	cf_suffix="$old_cf_suffix"
	1867
	1868	for cf_subdir2 in $cf_subdirs lib
	1869	do
	1870	test $cf_subdir = $cf_subdir2 && break
	1871	done
	1872	test "${cf_subset}.${cf_subdir2}" != "${cf_subset}.${cf_subdir}" && \
	1873	$AWK -f $srcdir/mk-2nd.awk \
	1874	name=$cf_dir \
	1875	traces=$LIB_TRACING \
	1876	MODEL=$cf_ITEM \
	1877	model=$cf_subdir \
	1878	subset=$cf_subset \
	1879	srcdir=$srcdir \
	1880	echo=$WITH_ECHO \
	1881	crenames=$cf_cv_prog_CC_c_o \
	1882	cxxrenames=$cf_cv_prog_CXX_c_o \
	1883	$srcdir/$cf_dir/modules >>$cf_dir/Makefile
	1884	cf_subdirs="$cf_subdirs $cf_subdir"
	1885	done
	1886	done
	1887	fi
	1888
	1889	echo ' cd '$cf_dir' && $(MAKE) $(CF_MFLAGS) [$]@' >>Makefile
	1890	done
	1891
	1892	for cf_dir in $SRC_SUBDIRS
	1893	do
	1894	if test -f $cf_dir/Makefile ; then
	1895	case "$cf_dir" in
	1896	Ada95) #(vi
	1897	echo 'libs \' >> Makefile
	1898	echo 'install.libs \' >> Makefile
	1899	echo 'uninstall.libs ::' >> Makefile
	1900	echo ' cd '$cf_dir' && $(MAKE) $(CF_MFLAGS) [$]@' >> Makefile
	1901	;;
	1902	esac
	1903	fi
	1904
	1905	if test -f $srcdir/$cf_dir/modules; then
	1906	echo >> Makefile
	1907	if test -f $srcdir/$cf_dir/headers; then
	1908	cat >> Makefile <<CF_EOF
	1909	install.includes \\
	1910	uninstall.includes \\
	1911	CF_EOF
	1912	fi
	1913	if test "$cf_dir" != "c++" ; then
	1914	echo 'lint \' >> Makefile
	1915	fi
	1916	cat >> Makefile <<CF_EOF
	1917	libs \\
	1918	lintlib \\
	1919	install.libs \\
	1920	uninstall.libs \\
	1921	install.$cf_dir \\
	1922	uninstall.$cf_dir ::
	1923	cd $cf_dir && \$(MAKE) \$(CF_MFLAGS) \[$]@
	1924	CF_EOF
	1925	elif test -f $srcdir/$cf_dir/headers; then
	1926	cat >> Makefile <<CF_EOF
	1927
	1928	libs \\
	1929	install.libs \\
	1930	uninstall.libs \\
	1931	install.includes \\
	1932	uninstall.includes ::
	1933	cd $cf_dir && \$(MAKE) \$(CF_MFLAGS) \[$]@
	1934	CF_EOF
	1935	fi
	1936	done
	1937
	1938	cat >> Makefile <<CF_EOF
	1939
	1940	install.data \\
	1941	uninstall.data ::
	1942	$MAKE_TERMINFO cd misc && \$(MAKE) \$(CF_MFLAGS) \[$]@
	1943
	1944	install.man \\
	1945	uninstall.man ::
	1946	cd man && \$(MAKE) \$(CF_MFLAGS) \[$]@
	1947
	1948	distclean ::
	1949	rm -f config.cache config.log config.status Makefile include/ncurses_cfg.h
	1950	rm -f headers.sh headers.sed
	1951	rm -rf \$(DIRS_TO_MAKE)
	1952	CF_EOF
	1953
	1954	# Special case: tack's manpage lives in its own directory.
	1955	if test -d tack ; then
	1956	if test -f $srcdir/$tack.h; then
	1957	cat >> Makefile <<CF_EOF
	1958
	1959	install.man \\
	1960	uninstall.man ::
	1961	cd tack && \$(MAKE) \$(CF_MFLAGS) \[$]@
	1962	CF_EOF
	1963	fi
	1964	fi
	1965
	1966	dnl If we're installing into a subdirectory of /usr/include, etc., we should
	1967	dnl prepend the subdirectory's name to the "#include" paths. It won't hurt
	1968	dnl anything, and will make it more standardized. It's awkward to decide this
	1969	dnl at configuration because of quoting, so we'll simply make all headers
	1970	dnl installed via a script that can do the right thing.
	1971
	1972	rm -f headers.sed headers.sh
	1973
	1974	dnl ( generating this script makes the makefiles a little tidier :-)
	1975	echo creating headers.sh
	1976	cat >headers.sh <<CF_EOF
	1977	#! /bin/sh
	1978	# This shell script is generated by the 'configure' script. It is invoked in a
	1979	# subdirectory of the build tree. It generates a sed-script in the parent
	1980	# directory that is used to adjust includes for header files that reside in a
	1981	# subdirectory of /usr/include, etc.
	1982	PRG=""
	1983	while test \[$]# != 3
	1984	do
	1985	PRG="\$PRG \[$]1"; shift
	1986	done
	1987	DST=\[$]1
	1988	REF=\[$]2
	1989	SRC=\[$]3
	1990	TMPSRC=\${TMPDIR-/tmp}/\`basename \$SRC\`\$\$
	1991	TMPSED=\${TMPDIR-/tmp}/headers.sed\$\$
	1992	echo installing \$SRC in \$DST
	1993	CF_EOF
	1994	if test $WITH_CURSES_H = yes; then
	1995	cat >>headers.sh <<CF_EOF
	1996	case \$DST in
	1997	//include/)
	1998	END=\`basename \$DST\`
	1999	for i in \`cat \$REF/../*/headers \|fgrep -v "#"\`
	2000	do
	2001	NAME=\`basename \$i\`
	2002	echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
	2003	done
	2004	;;
	2005	*)
	2006	echo "" >> \$TMPSED
	2007	;;
	2008	esac
	2009	CF_EOF
	2010	else
	2011	cat >>headers.sh <<CF_EOF
	2012	case \$DST in
	2013	//include/)
	2014	END=\`basename \$DST\`
	2015	for i in \`cat \$REF/../*/headers \|fgrep -v "#"\`
	2016	do
	2017	NAME=\`basename \$i\`
	2018	if test "\$NAME" = "curses.h"
	2019	then
	2020	echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
	2021	NAME=ncurses.h
	2022	fi
	2023	echo "s/<\$NAME>/<\$END\/\$NAME>/" >> \$TMPSED
	2024	done
	2025	;;
	2026	*)
	2027	echo "s/<curses.h>/<ncurses.h>/" >> \$TMPSED
	2028	;;
	2029	esac
	2030	CF_EOF
	2031	fi
	2032	cat >>headers.sh <<CF_EOF
	2033	rm -f \$TMPSRC
	2034	sed -f \$TMPSED \$SRC > \$TMPSRC
	2035	NAME=\`basename \$SRC\`
	2036	CF_EOF
	2037	if test $WITH_CURSES_H != yes; then
	2038	cat >>headers.sh <<CF_EOF
	2039	test "\$NAME" = "curses.h" && NAME=ncurses.h
	2040	CF_EOF
	2041	fi
	2042	cat >>headers.sh <<CF_EOF
	2043	# Just in case someone gzip'd manpages, remove the conflicting copy.
	2044	test -f \$DST/\$NAME.gz && rm -f \$DST/\$NAME.gz
	2045
	2046	eval \$PRG \$TMPSRC \$DST/\$NAME
	2047	rm -f \$TMPSRC \$TMPSED
	2048	CF_EOF
	2049
	2050	chmod 0755 headers.sh
	2051
	2052	for cf_dir in $SRC_SUBDIRS
	2053	do
	2054	if test -f $srcdir/$cf_dir/headers; then
	2055	cat >>$cf_dir/Makefile <<CF_EOF
	2056	\$(DESTDIR)\$(includedir) :
	2057	sh \$(srcdir)/../mkinstalldirs \[$]@
	2058
	2059	install \\
	2060	install.libs \\
	2061	install.includes :: \$(AUTO_SRC) \$(DESTDIR)\$(includedir) \\
	2062	CF_EOF
	2063	j=""
	2064	for i in `cat $srcdir/$cf_dir/headers \|fgrep -v "#"`
	2065	do
	2066	test -n "$j" && echo " $j \\" >>$cf_dir/Makefile
	2067	j=$i
	2068	done
	2069	echo " $j" >>$cf_dir/Makefile
	2070	for i in `cat $srcdir/$cf_dir/headers \|fgrep -v "#"`
	2071	do
	2072	echo " @ (cd \$(DESTDIR)\$(includedir) && rm -f `basename $i`) ; ../headers.sh \$(INSTALL_DATA) \$(DESTDIR)\$(includedir) \$(srcdir) $i" >>$cf_dir/Makefile
	2073	test $i = curses.h && test $WITH_CURSES_H = yes && echo " @ (cd \$(DESTDIR)\$(includedir) && rm -f ncurses.h && \$(LN_S) curses.h ncurses.h)" >>$cf_dir/Makefile
	2074	done
	2075
	2076	cat >>$cf_dir/Makefile <<CF_EOF
	2077
	2078	uninstall \\
	2079	uninstall.libs \\
	2080	uninstall.includes ::
	2081	CF_EOF
	2082	for i in `cat $srcdir/$cf_dir/headers \|fgrep -v "#"`
	2083	do
	2084	i=`basename $i`
	2085	echo " -@ (cd \$(DESTDIR)\$(includedir) && rm -f $i)" >>$cf_dir/Makefile
	2086	test $i = curses.h && echo " -@ (cd \$(DESTDIR)\$(includedir) && rm -f ncurses.h)" >>$cf_dir/Makefile
	2087	done
	2088	fi
	2089
	2090	if test -f $srcdir/$cf_dir/modules; then
	2091	if test "$cf_dir" != "c++" ; then
	2092	cat >>$cf_dir/Makefile <<"CF_EOF"
	2093	depend : $(AUTO_SRC)
	2094	makedepend -- $(CPPFLAGS) -- $(C_SRC)
	2095
	2096	# DO NOT DELETE THIS LINE -- make depend depends on it.
	2097	CF_EOF
	2098	fi
	2099	fi
	2100	done
	2101
	2102	])dnl
	2103	dnl ---------------------------------------------------------------------------
	2104	dnl CF_LIB_SONAME version: 2 updated: 2005/06/25 16:05:47
	2105	dnl -------------
	2106	dnl Find the and soname for the given shared library. Set the cache variable
	2107	dnl cf_cv_$3_soname to this, unless it is not found. Then set the cache
	2108	dnl variable to "unknown".
	2109	dnl
	2110	dnl $1 = headers
	2111	dnl $2 = code
	2112	dnl $3 = library name
	2113	AC_DEFUN([CF_LIB_SONAME],
	2114	[
	2115	AC_CACHE_CHECK(for soname of $3 library,cf_cv_$3_soname,[
	2116
	2117	cf_cv_$3_soname=unknown
	2118	if test "$cross_compiling" != yes ; then
	2119	cat >conftest.$ac_ext <<CF_EOF
	2120	$1
	2121	int main()
	2122	{
	2123	$2
	2124	return 0;
	2125	}
	2126	CF_EOF
	2127	cf_save_LIBS="$LIBS"
	2128	LIBS="-l$3 $LIBS"
	2129	if AC_TRY_EVAL(ac_compile) ; then
	2130	if AC_TRY_EVAL(ac_link) ; then
	2131	cf_cv_$3_soname=`ldd conftest$ac_exeext 2>/dev/null \| sed -e 's,^./,,' -e 's, .$,,' \| fgrep lib$3.`
	2132	test -z "$cf_cv_$3_soname" && cf_cv_$3_soname=unknown
	2133	fi
	2134	fi
	2135	rm -f conftest*
	2136	LIBS="$cf_save_LIBS"
	2137	fi
	2138	])
	2139	])
	2140	dnl ---------------------------------------------------------------------------
	2141	dnl CF_LIB_SUFFIX version: 13 updated: 2003/11/01 16:09:07
	2142	dnl -------------
	2143	dnl Compute the library file-suffix from the given model name
	2144	dnl $1 = model name
	2145	dnl $2 = variable to set
	2146	dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
	2147	AC_DEFUN([CF_LIB_SUFFIX],
	2148	[
	2149	AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
	2150	case $1 in
	2151	libtool) $2='.la' ;;
	2152	normal) $2='.a' ;;
	2153	debug) $2='_g.a' ;;
	2154	profile) $2='_p.a' ;;
	2155	shared)
	2156	case $cf_cv_system_name in
	2157	cygwin*) $2='.dll' ;;
	2158	darwin*) $2='.dylib' ;;
	2159	hpux*)
	2160	case $target in
	2161	ia64*) $2='.so' ;;
	2162	*) $2='.sl' ;;
	2163	esac
	2164	;;
	2165	*) $2='.so' ;;
	2166	esac
	2167	esac
	2168	test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
	2169	])dnl
	2170	dnl ---------------------------------------------------------------------------
	2171	dnl CF_LIB_TYPE version: 4 updated: 2000/10/20 22:57:49
	2172	dnl -----------
	2173	dnl Compute the string to append to -library from the given model name
	2174	dnl $1 = model name
	2175	dnl $2 = variable to set
	2176	dnl The variable $LIB_SUFFIX, if set, prepends the variable to set.
	2177	AC_DEFUN([CF_LIB_TYPE],
	2178	[
	2179	case $1 in
	2180	libtool) $2='' ;;
	2181	normal) $2='' ;;
	2182	debug) $2='_g' ;;
	2183	profile) $2='_p' ;;
	2184	shared) $2='' ;;
	2185	esac
	2186	test -n "$LIB_SUFFIX" && $2="${LIB_SUFFIX}[$]{$2}"
	2187	])dnl
	2188	dnl ---------------------------------------------------------------------------
	2189	dnl CF_LINK_DATAONLY version: 6 updated: 2003/02/02 01:41:46
	2190	dnl ----------------
	2191	dnl Some systems have a non-ANSI linker that doesn't pull in modules that have
	2192	dnl only data (i.e., no functions), for example NeXT. On those systems we'll
	2193	dnl have to provide wrappers for global tables to ensure they're linked
	2194	dnl properly.
	2195	AC_DEFUN([CF_LINK_DATAONLY],
	2196	[
	2197	AC_MSG_CHECKING([if data-only library module links])
	2198	AC_CACHE_VAL(cf_cv_link_dataonly,[
	2199	rm -f conftest.a
	2200	cat >conftest.$ac_ext <<EOF
	2201	#line __oline__ "configure"
	2202	int testdata[[3]] = { 123, 456, 789 };
	2203	EOF
	2204	if AC_TRY_EVAL(ac_compile) ; then
	2205	mv conftest.o data.o && \
	2206	( $AR $AR_OPTS conftest.a data.o ) 2>&AC_FD_CC 1>/dev/null
	2207	fi
	2208	rm -f conftest.$ac_ext data.o
	2209	cat >conftest.$ac_ext <<EOF
	2210	#line __oline__ "configure"
	2211	int testfunc()
	2212	{
	2213	#if defined(NeXT)
	2214	exit(1); /* I'm told this linker is broken */
	2215	#else
	2216	extern int testdata[[3]];
	2217	return testdata[[0]] == 123
	2218	&& testdata[[1]] == 456
	2219	&& testdata[[2]] == 789;
	2220	#endif
	2221	}
	2222	EOF
	2223	if AC_TRY_EVAL(ac_compile); then
	2224	mv conftest.o func.o && \
	2225	( $AR $AR_OPTS conftest.a func.o ) 2>&AC_FD_CC 1>/dev/null
	2226	fi
	2227	rm -f conftest.$ac_ext func.o
	2228	( eval $RANLIB conftest.a ) 2>&AC_FD_CC >/dev/null
	2229	cf_saveLIBS="$LIBS"
	2230	LIBS="conftest.a $LIBS"
	2231	AC_TRY_RUN([
	2232	int main()
	2233	{
	2234	extern int testfunc();
	2235	exit (!testfunc());
	2236	}
	2237	],
	2238	[cf_cv_link_dataonly=yes],
	2239	[cf_cv_link_dataonly=no],
	2240	[cf_cv_link_dataonly=unknown])
	2241	LIBS="$cf_saveLIBS"
	2242	])
	2243	AC_MSG_RESULT($cf_cv_link_dataonly)
	2244
	2245	if test "$cf_cv_link_dataonly" = no ; then
	2246	AC_DEFINE(BROKEN_LINKER)
	2247	BROKEN_LINKER=1
	2248	fi
	2249
	2250	])dnl
	2251	dnl ---------------------------------------------------------------------------
	2252	dnl CF_LINK_FUNCS version: 5 updated: 2003/02/02 01:41:46
	2253	dnl -------------
	2254	dnl Most Unix systems have both link and symlink, a few don't have symlink.
	2255	dnl A few non-Unix systems implement symlink, but not link.
	2256	dnl A few non-systems implement neither (or have nonfunctional versions).
	2257	AC_DEFUN([CF_LINK_FUNCS],
	2258	[
	2259	AC_CHECK_FUNCS( \
	2260	remove \
	2261	unlink )
	2262
	2263	if test "$cross_compiling" = yes ; then
	2264	AC_CHECK_FUNCS( \
	2265	link \
	2266	symlink )
	2267	else
	2268	AC_CACHE_CHECK(if link/symlink functions work,cf_cv_link_funcs,[
	2269	cf_cv_link_funcs=
	2270	for cf_func in link symlink ; do
	2271	AC_TRY_RUN([
	2272	#include <sys/types.h>
	2273	#include <sys/stat.h>
	2274	#ifdef HAVE_UNISTD_H
	2275	#include <unistd.h>
	2276	#endif
	2277	int main()
	2278	{
	2279	int fail = 0;
	2280	char *src = "config.log";
	2281	char *dst = "conftest.chk";
	2282	struct stat src_sb;
	2283	struct stat dst_sb;
	2284
	2285	stat(src, &src_sb);
	2286	fail = ($cf_func("config.log", "conftest.chk") < 0)
	2287	\|\| (stat(dst, &dst_sb) < 0)
	2288	\|\| (dst_sb.st_mtime != src_sb.st_mtime);
	2289	#ifdef HAVE_UNLINK
	2290	unlink(dst);
	2291	#else
	2292	remove(dst);
	2293	#endif
	2294	exit (fail);
	2295	}
	2296	],[
	2297	cf_cv_link_funcs="$cf_cv_link_funcs $cf_func"
	2298	eval 'ac_cv_func_'$cf_func'=yes'],[
	2299	eval 'ac_cv_func_'$cf_func'=no'],[
	2300	eval 'ac_cv_func_'$cf_func'=error'])
	2301	done
	2302	test -z "$cf_cv_link_funcs" && cf_cv_link_funcs=no
	2303	])
	2304	test "$ac_cv_func_link" = yes && AC_DEFINE(HAVE_LINK)
	2305	test "$ac_cv_func_symlink" = yes && AC_DEFINE(HAVE_SYMLINK)
	2306	fi
	2307	])dnl
	2308	dnl ---------------------------------------------------------------------------
	2309	dnl CF_MAKEFLAGS version: 9 updated: 2001/12/30 18:17:27
	2310	dnl ------------
	2311	dnl Some 'make' programs support $(MAKEFLAGS), some $(MFLAGS), to pass 'make'
	2312	dnl options to lower-levels. It's very useful for "make -n" -- if we have it.
	2313	dnl (GNU 'make' does both, something POSIX 'make', which happens to make the
	2314	dnl $(MAKEFLAGS) variable incompatible because it adds the assignments :-)
	2315	AC_DEFUN([CF_MAKEFLAGS],
	2316	[
	2317	AC_CACHE_CHECK(for makeflags variable, cf_cv_makeflags,[
	2318	cf_cv_makeflags=''
	2319	for cf_option in '-$(MAKEFLAGS)' '$(MFLAGS)'
	2320	do
	2321	cat >cf_makeflags.tmp <<CF_EOF
	2322	SHELL = /bin/sh
	2323	all :
	2324	@ echo '.$cf_option'
	2325	CF_EOF
	2326	cf_result=`${MAKE-make} -k -f cf_makeflags.tmp 2>/dev/null`
	2327	case "$cf_result" in
	2328	.*k)
	2329	cf_result=`${MAKE-make} -k -f cf_makeflags.tmp CC=cc 2>/dev/null`
	2330	case "$cf_result" in
	2331	.CC=) cf_cv_makeflags=
	2332	;;
	2333	*) cf_cv_makeflags=$cf_option
	2334	;;
	2335	esac
	2336	break
	2337	;;
	2338	*) echo no match "$cf_result"
	2339	;;
	2340	esac
	2341	done
	2342	rm -f cf_makeflags.tmp
	2343	])
	2344
	2345	AC_SUBST(cf_cv_makeflags)
	2346	])dnl
	2347	dnl ---------------------------------------------------------------------------
	2348	dnl CF_MAKE_TAGS version: 2 updated: 2000/10/04 09:18:40
	2349	dnl ------------
	2350	dnl Generate tags/TAGS targets for makefiles. Do not generate TAGS if we have
	2351	dnl a monocase filesystem.
	2352	AC_DEFUN([CF_MAKE_TAGS],[
	2353	AC_REQUIRE([CF_MIXEDCASE_FILENAMES])
	2354	AC_CHECK_PROG(MAKE_LOWER_TAGS, ctags, yes, no)
	2355
	2356	if test "$cf_cv_mixedcase" = yes ; then
	2357	AC_CHECK_PROG(MAKE_UPPER_TAGS, etags, yes, no)
	2358	else
	2359	MAKE_UPPER_TAGS=no
	2360	fi
	2361
	2362	if test "$MAKE_UPPER_TAGS" = yes ; then
	2363	MAKE_UPPER_TAGS=
	2364	else
	2365	MAKE_UPPER_TAGS="#"
	2366	fi
	2367	AC_SUBST(MAKE_UPPER_TAGS)
	2368
	2369	if test "$MAKE_LOWER_TAGS" = yes ; then
	2370	MAKE_LOWER_TAGS=
	2371	else
	2372	MAKE_LOWER_TAGS="#"
	2373	fi
	2374	AC_SUBST(MAKE_LOWER_TAGS)
	2375	])dnl
	2376	dnl ---------------------------------------------------------------------------
	2377	dnl CF_MANPAGE_FORMAT version: 7 updated: 2003/12/20 19:30:34
	2378	dnl -----------------
	2379	dnl Option to allow user to override automatic configuration of manpage format.
	2380	dnl There are several special cases:
	2381	dnl
	2382	dnl gzip - man checks for, can display gzip'd files
	2383	dnl compress - man checks for, can display compressed files
	2384	dnl BSDI - files in the cat-directories are suffixed ".0"
	2385	dnl formatted - installer should format (put files in cat-directory)
	2386	dnl catonly - installer should only format, e.g., for a turnkey system.
	2387	dnl
	2388	dnl There are other configurations which this macro does not test, e.g., HPUX's
	2389	dnl compressed manpages (but uncompressed manpages are fine, and HPUX's naming
	2390	dnl convention would not match our use).
	2391	AC_DEFUN([CF_MANPAGE_FORMAT],
	2392	[
	2393	AC_REQUIRE([CF_PATHSEP])
	2394	AC_MSG_CHECKING(format of man-pages)
	2395
	2396	AC_ARG_WITH(manpage-format,
	2397	[ --with-manpage-format specify manpage-format: gzip/compress/BSDI/normal and
	2398	optionally formatted/catonly, e.g., gzip,formatted],
	2399	[MANPAGE_FORMAT=$withval],
	2400	[MANPAGE_FORMAT=unknown])
	2401
	2402	test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=unknown
	2403	MANPAGE_FORMAT=`echo "$MANPAGE_FORMAT" \| sed -e 's/,/ /g'`
	2404
	2405	cf_unknown=
	2406
	2407	case $MANPAGE_FORMAT in
	2408	unknown)
	2409	if test -z "$MANPATH" ; then
	2410	MANPATH="/usr/man:/usr/share/man"
	2411	fi
	2412
	2413	# look for the 'date' man-page (it's most likely to be installed!)
	2414	MANPAGE_FORMAT=
	2415	cf_preform=no
	2416	cf_catonly=yes
	2417	cf_example=date
	2418
	2419	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}${PATHSEP}"
	2420	for cf_dir in $MANPATH; do
	2421	test -z "$cf_dir" && cf_dir=/usr/man
	2422	for cf_name in $cf_dir/man/$cf_example.[[01]] $cf_dir/cat/$cf_example.[[01]] $cf_dir/man/$cf_example $cf_dir/cat/$cf_example
	2423	do
	2424	cf_test=`echo $cf_name \| sed -e 's/*//'`
	2425	if test "x$cf_test" = "x$cf_name" ; then
	2426
	2427	case "$cf_name" in
	2428	*.gz) MANPAGE_FORMAT="$MANPAGE_FORMAT gzip";;
	2429	*.Z) MANPAGE_FORMAT="$MANPAGE_FORMAT compress";;
	2430	*.0) MANPAGE_FORMAT="$MANPAGE_FORMAT BSDI";;
	2431	*) MANPAGE_FORMAT="$MANPAGE_FORMAT normal";;
	2432	esac
	2433
	2434	case "$cf_name" in
	2435	$cf_dir/man*)
	2436	cf_catonly=no
	2437	;;
	2438	$cf_dir/cat*)
	2439	cf_preform=yes
	2440	;;
	2441	esac
	2442	break
	2443	fi
	2444
	2445	# if we found a match in either man* or cat*, stop looking
	2446	if test -n "$MANPAGE_FORMAT" ; then
	2447	cf_found=no
	2448	test "$cf_preform" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT formatted"
	2449	test "$cf_catonly" = yes && MANPAGE_FORMAT="$MANPAGE_FORMAT catonly"
	2450	case "$cf_name" in
	2451	$cf_dir/cat*)
	2452	cf_found=yes
	2453	;;
	2454	esac
	2455	test $cf_found=yes && break
	2456	fi
	2457	done
	2458	# only check the first directory in $MANPATH where we find manpages
	2459	if test -n "$MANPAGE_FORMAT" ; then
	2460	break
	2461	fi
	2462	done
	2463	# if we did not find the example, just assume it is normal
	2464	test -z "$MANPAGE_FORMAT" && MANPAGE_FORMAT=normal
	2465	IFS="$ac_save_ifs"
	2466	;;
	2467	*)
	2468	for cf_option in $MANPAGE_FORMAT; do
	2469	case $cf_option in #(vi
	2470	gzip\|compress\|BSDI\|normal\|formatted\|catonly)
	2471	;;
	2472	*)
	2473	cf_unknown="$cf_unknown $cf_option"
	2474	;;
	2475	esac
	2476	done
	2477	;;
	2478	esac
	2479
	2480	AC_MSG_RESULT($MANPAGE_FORMAT)
	2481	if test -n "$cf_unknown" ; then
	2482	AC_MSG_WARN(Unexpected manpage-format $cf_unknown)
	2483	fi
	2484	])dnl
	2485	dnl ---------------------------------------------------------------------------
	2486	dnl CF_MANPAGE_RENAMES version: 7 updated: 2005/06/18 18:51:57
	2487	dnl ------------------
	2488	dnl The Debian people have their own naming convention for manpages. This
	2489	dnl option lets us override the name of the file containing renaming, or
	2490	dnl disable it altogether.
	2491	AC_DEFUN([CF_MANPAGE_RENAMES],
	2492	[
	2493	AC_MSG_CHECKING(for manpage renaming)
	2494
	2495	AC_ARG_WITH(manpage-renames,
	2496	[ --with-manpage-renames specify manpage-renaming],
	2497	[MANPAGE_RENAMES=$withval],
	2498	[MANPAGE_RENAMES=yes])
	2499
	2500	case ".$MANPAGE_RENAMES" in #(vi
	2501	.no) #(vi
	2502	;;
	2503	.\|.yes)
	2504	# Debian 'man' program?
	2505	if test -f /etc/debian_version ; then
	2506	MANPAGE_RENAMES=`cd $srcdir && pwd`/man/man_db.renames
	2507	else
	2508	MANPAGE_RENAMES=no
	2509	fi
	2510	;;
	2511	esac
	2512
	2513	if test "$MANPAGE_RENAMES" != no ; then
	2514	if test -f $srcdir/man/$MANPAGE_RENAMES ; then
	2515	MANPAGE_RENAMES=`cd $srcdir/man && pwd`/$MANPAGE_RENAMES
	2516	elif test ! -f $MANPAGE_RENAMES ; then
	2517	AC_MSG_ERROR(not a filename: $MANPAGE_RENAMES)
	2518	fi
	2519
	2520	test ! -d man && mkdir man
	2521
	2522	# Construct a sed-script to perform renaming within man-pages
	2523	if test -n "$MANPAGE_RENAMES" ; then
	2524	test ! -d man && mkdir man
	2525	sh $srcdir/man/make_sed.sh $MANPAGE_RENAMES >./edit_man.sed
	2526	fi
	2527	fi
	2528
	2529	AC_MSG_RESULT($MANPAGE_RENAMES)
	2530	AC_SUBST(MANPAGE_RENAMES)
	2531	])dnl
	2532	dnl ---------------------------------------------------------------------------
	2533	dnl CF_MANPAGE_SYMLINKS version: 4 updated: 2003/12/13 18:01:58
	2534	dnl -------------------
	2535	dnl Some people expect each tool to make all aliases for manpages in the
	2536	dnl man-directory. This accommodates the older, less-capable implementations
	2537	dnl of 'man', and is optional.
	2538	AC_DEFUN([CF_MANPAGE_SYMLINKS],
	2539	[
	2540	AC_MSG_CHECKING(if manpage aliases will be installed)
	2541
	2542	AC_ARG_WITH(manpage-aliases,
	2543	[ --with-manpage-aliases specify manpage-aliases using .so],
	2544	[MANPAGE_ALIASES=$withval],
	2545	[MANPAGE_ALIASES=yes])
	2546
	2547	AC_MSG_RESULT($MANPAGE_ALIASES)
	2548
	2549	if test "$LN_S" = "ln -s"; then
	2550	cf_use_symlinks=yes
	2551	else
	2552	cf_use_symlinks=no
	2553	fi
	2554
	2555	MANPAGE_SYMLINKS=no
	2556	if test "$MANPAGE_ALIASES" = yes ; then
	2557	AC_MSG_CHECKING(if manpage symlinks should be used)
	2558
	2559	AC_ARG_WITH(manpage-symlinks,
	2560	[ --with-manpage-symlinks specify manpage-aliases using symlinks],
	2561	[MANPAGE_SYMLINKS=$withval],
	2562	[MANPAGE_SYMLINKS=$cf_use_symlinks])
	2563
	2564	if test "$$cf_use_symlinks" = no; then
	2565	if test "$MANPAGE_SYMLINKS" = yes ; then
	2566	AC_MSG_WARN(cannot make symlinks, will use .so files)
	2567	MANPAGE_SYMLINKS=no
	2568	fi
	2569	fi
	2570
	2571	AC_MSG_RESULT($MANPAGE_SYMLINKS)
	2572	fi
	2573
	2574	])dnl
	2575	dnl ---------------------------------------------------------------------------
	2576	dnl CF_MANPAGE_TBL version: 3 updated: 2002/01/19 22:51:32
	2577	dnl --------------
	2578	dnl This option causes manpages to be run through tbl(1) to generate tables
	2579	dnl correctly.
	2580	AC_DEFUN([CF_MANPAGE_TBL],
	2581	[
	2582	AC_MSG_CHECKING(for manpage tbl)
	2583
	2584	AC_ARG_WITH(manpage-tbl,
	2585	[ --with-manpage-tbl specify manpage processing with tbl],
	2586	[MANPAGE_TBL=$withval],
	2587	[MANPAGE_TBL=no])
	2588
	2589	AC_MSG_RESULT($MANPAGE_TBL)
	2590	])dnl
	2591	dnl ---------------------------------------------------------------------------
	2592	dnl CF_MAN_PAGES version: 29 updated: 2005/06/18 19:42:52
	2593	dnl ------------
	2594	dnl Try to determine if the man-pages on the system are compressed, and if
	2595	dnl so, what format is used. Use this information to construct a script that
	2596	dnl will install man-pages.
	2597	AC_DEFUN([CF_MAN_PAGES],
	2598	[
	2599	CF_HELP_MESSAGE(Options to Specify How Manpages are Installed:)
	2600	CF_MANPAGE_FORMAT
	2601	CF_MANPAGE_RENAMES
	2602	CF_MANPAGE_SYMLINKS
	2603	CF_MANPAGE_TBL
	2604
	2605	if test "$prefix" = "NONE" ; then
	2606	cf_prefix="$ac_default_prefix"
	2607	else
	2608	cf_prefix="$prefix"
	2609	fi
	2610
	2611	case "$MANPAGE_FORMAT" in # (vi
	2612	catonly) # (vi
	2613	cf_format=yes
	2614	cf_inboth=no
	2615	;;
	2616	formatted) # (vi
	2617	cf_format=yes
	2618	cf_inboth=yes
	2619	;;
	2620	*)
	2621	cf_format=no
	2622	cf_inboth=no
	2623	;;
	2624	esac
	2625
	2626	test ! -d man && mkdir man
	2627
	2628	cf_so_strip=
	2629	cf_compress=
	2630	case "$MANPAGE_FORMAT" in #(vi
	2631	compress) #(vi
	2632	cf_so_strip="Z"
	2633	cf_compress=compress
	2634	;;
	2635	gzip) #(vi
	2636	cf_so_strip="gz"
	2637	cf_compress=gzip
	2638	;;
	2639	esac
	2640
	2641	cf_edit_man=./edit_man.sh
	2642
	2643	cat >$cf_edit_man <<CF_EOF
	2644	#! /bin/sh
	2645	# this script is generated by the configure-script CF_MAN_PAGES macro.
	2646	prefix="$cf_prefix"
	2647	datadir="$datadir"
	2648	NCURSES_OSPEED="$NCURSES_OSPEED"
	2649	TERMINFO="$TERMINFO"
	2650	MKDIRS="sh `cd $srcdir && pwd`/mkinstalldirs"
	2651	INSTALL="$INSTALL"
	2652	INSTALL_DATA="$INSTALL_DATA"
	2653	transform="$program_transform_name"
	2654
	2655	TMP=\${TMPDIR-/tmp}/man\$\$
	2656	trap "rm -f \$TMP" 0 1 2 5 15
	2657
	2658	form=\[$]1
	2659	shift \|\| exit 1
	2660
	2661	verb=\[$]1
	2662	shift \|\| exit 1
	2663
	2664	mandir=\[$]1
	2665	shift \|\| exit 1
	2666
	2667	srcdir=\[$]1
	2668	top_srcdir=\[$]srcdir/..
	2669	shift \|\| exit 1
	2670
	2671	if test "\$form" = normal ; then
	2672	if test "$cf_format" = yes ; then
	2673	if test "$cf_inboth" = no ; then
	2674	sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
	2675	exit $?
	2676	fi
	2677	fi
	2678	cf_subdir=\$mandir/man
	2679	cf_tables=$MANPAGE_TBL
	2680	else
	2681	cf_subdir=\$mandir/cat
	2682	cf_tables=yes
	2683	fi
	2684
	2685	# process the list of source-files
	2686	for i in \[$]* ; do
	2687	case \$i in #(vi
	2688	.orig\|.rej) ;; #(vi
	2689	.[[0-9]])
	2690	section=\`expr "\$i" : '.\\.\$[[0-9]]\$[[xm]]'\`;
	2691	if test \$verb = installing ; then
	2692	if test ! -d \$cf_subdir\${section} ; then
	2693	\$MKDIRS \$cf_subdir\$section
	2694	fi
	2695	fi
	2696	aliases=
	2697	source=\`basename \$i\`
	2698	inalias=\$source
	2699	test ! -f \$inalias && inalias="\$srcdir/\$inalias"
	2700	if test ! -f \$inalias ; then
	2701	echo .. skipped \$source
	2702	continue
	2703	fi
	2704	CF_EOF
	2705
	2706	if test "$MANPAGE_ALIASES" != no ; then
	2707	cat >>$cf_edit_man <<CF_EOF
	2708	aliases=\`sed -f \$top_srcdir/man/manlinks.sed \$inalias \| sort -u\`
	2709	CF_EOF
	2710	fi
	2711
	2712	if test "$MANPAGE_RENAMES" = no ; then
	2713	cat >>$cf_edit_man <<CF_EOF
	2714	# perform program transformations for section 1 man pages
	2715	if test \$section = 1 ; then
	2716	target=\$cf_subdir\${section}/\`echo \$source\|sed "\${transform}"\`
	2717	else
	2718	target=\$cf_subdir\${section}/\$source
	2719	fi
	2720	CF_EOF
	2721	else
	2722	cat >>$cf_edit_man <<CF_EOF
	2723	target=\`grep "^\$source" $MANPAGE_RENAMES \| $AWK '{print \[$]2}'\`
	2724	if test -z "\$target" ; then
	2725	echo '? missing rename for '\$source
	2726	target="\$source"
	2727	fi
	2728	target="\$cf_subdir\${section}/\${target}"
	2729	CF_EOF
	2730	fi
	2731
	2732	# replace variables in man page
	2733	ifelse($1,,,[
	2734	for cf_name in $1
	2735	do
	2736	cat >>$cf_edit_man <<CF_EOF
	2737	prog_$cf_name=\`echo $cf_name\|sed "\${transform}"\`
	2738	CF_EOF
	2739	done
	2740	])
	2741	cat >>$cf_edit_man <<CF_EOF
	2742	sed -e "s,@DATADIR@,\$datadir," \\
	2743	-e "s,@TERMINFO@,\$TERMINFO," \\
	2744	-e "s,@NCURSES_OSPEED@,\$NCURSES_OSPEED," \\
	2745	CF_EOF
	2746
	2747	ifelse($1,,,[
	2748	for cf_name in $1
	2749	do
	2750	cf_NAME=`echo "$cf_name" \| sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
	2751	cat >>$cf_edit_man <<CF_EOF
	2752	-e "s,@$cf_NAME@,\$prog_$cf_name," \\
	2753	CF_EOF
	2754	done
	2755	])
	2756
	2757	if test -f $MANPAGE_RENAMES ; then
	2758	cat >>$cf_edit_man <<CF_EOF
	2759	< \$i \| sed -f `pwd`/edit_man.sed >\$TMP
	2760	CF_EOF
	2761	else
	2762	cat >>$cf_edit_man <<CF_EOF
	2763	< \$i >\$TMP
	2764	CF_EOF
	2765	fi
	2766
	2767	cat >>$cf_edit_man <<CF_EOF
	2768	if test \$cf_tables = yes ; then
	2769	tbl \$TMP >\$TMP.out
	2770	mv \$TMP.out \$TMP
	2771	fi
	2772	CF_EOF
	2773
	2774	if test $with_curses_h != yes ; then
	2775	cat >>$cf_edit_man <<CF_EOF
	2776	sed -e "/\#[ ]*include/s,curses.h,ncurses.h," < \$TMP >\$TMP.out
	2777	mv \$TMP.out \$TMP
	2778	CF_EOF
	2779	fi
	2780
	2781	cat >>$cf_edit_man <<CF_EOF
	2782	if test \$form = format ; then
	2783	nroff -man \$TMP >\$TMP.out
	2784	mv \$TMP.out \$TMP
	2785	fi
	2786	CF_EOF
	2787
	2788	if test -n "$cf_compress" ; then
	2789	cat >>$cf_edit_man <<CF_EOF
	2790	if test \$verb = installing ; then
	2791	if ( $cf_compress -f \$TMP )
	2792	then
	2793	mv \$TMP.$cf_so_strip \$TMP
	2794	fi
	2795	fi
	2796	target="\$target.$cf_so_strip"
	2797	CF_EOF
	2798	fi
	2799
	2800	case "$MANPAGE_FORMAT" in #(vi
	2801	BSDI)
	2802	cat >>$cf_edit_man <<CF_EOF
	2803	if test \$form = format ; then
	2804	# BSDI installs only .0 suffixes in the cat directories
	2805	target="\`echo \$target\|sed -e 's/\.[[1-9]]\+[[a-z]]*/.0/'\`"
	2806	fi
	2807	CF_EOF
	2808	;;
	2809	esac
	2810
	2811	cat >>$cf_edit_man <<CF_EOF
	2812	suffix=\`basename \$target \| sed -e 's%^[[^.]]*%%'\`
	2813	if test \$verb = installing ; then
	2814	echo \$verb \$target
	2815	\$INSTALL_DATA \$TMP \$target
	2816	test -n "\$aliases" && (
	2817	cd \$cf_subdir\${section} && (
	2818	source=\`echo \$target \|sed -e 's%^./$[[^/]][[^/]]/[[^/]][[^/]]*$$%\1%'\`
	2819	test -n "$cf_so_strip" && source=\`echo \$source \|sed -e 's%\.$cf_so_strip\$%%'\`
	2820	target=\`basename \$target\`
	2821	for cf_alias in \$aliases
	2822	do
	2823	if test \$section = 1 ; then
	2824	cf_alias=\`echo \$cf_alias\|sed "\${transform}"\`
	2825	fi
	2826
	2827	if test "$MANPAGE_SYMLINKS" = yes ; then
	2828	if test -f \$cf_alias\${suffix} ; then
	2829	if ( cmp -s \$target \$cf_alias\${suffix} )
	2830	then
	2831	continue
	2832	fi
	2833	fi
	2834	echo .. \$verb alias \$cf_alias\${suffix}
	2835	rm -f \$cf_alias\${suffix}
	2836	$LN_S \$target \$cf_alias\${suffix}
	2837	elif test "\$target" != "\$cf_alias\${suffix}" ; then
	2838	echo ".so \$source" >\$TMP
	2839	CF_EOF
	2840	if test -n "$cf_compress" ; then
	2841	cat >>$cf_edit_man <<CF_EOF
	2842	if test -n "$cf_so_strip" ; then
	2843	$cf_compress -f \$TMP
	2844	mv \$TMP.$cf_so_strip \$TMP
	2845	fi
	2846	CF_EOF
	2847	fi
	2848	cat >>$cf_edit_man <<CF_EOF
	2849	echo .. \$verb alias \$cf_alias\${suffix}
	2850	rm -f \$cf_alias\${suffix}
	2851	\$INSTALL_DATA \$TMP \$cf_alias\${suffix}
	2852	fi
	2853	done
	2854	)
	2855	)
	2856	elif test \$verb = removing ; then
	2857	echo \$verb \$target
	2858	rm -f \$target
	2859	test -n "\$aliases" && (
	2860	cd \$cf_subdir\${section} && (
	2861	for cf_alias in \$aliases
	2862	do
	2863	if test \$section = 1 ; then
	2864	cf_alias=\`echo \$cf_alias\|sed "\${transform}"\`
	2865	fi
	2866
	2867	echo .. \$verb alias \$cf_alias\${suffix}
	2868	rm -f \$cf_alias\${suffix}
	2869	done
	2870	)
	2871	)
	2872	else
	2873	# echo ".hy 0"
	2874	cat \$TMP
	2875	fi
	2876	;;
	2877	esac
	2878	done
	2879
	2880	if test $cf_inboth = yes ; then
	2881	if test \$form != format ; then
	2882	sh \[$]0 format \$verb \$mandir \$srcdir \[$]*
	2883	fi
	2884	fi
	2885
	2886	exit 0
	2887	CF_EOF
	2888	chmod 755 $cf_edit_man
	2889
	2890	])dnl
	2891	dnl ---------------------------------------------------------------------------
	2892	dnl CF_MATH_LIB version: 5 updated: 2000/05/28 01:39:10
	2893	dnl -----------
	2894	dnl Checks for libraries. At least one UNIX system, Apple Macintosh
	2895	dnl Rhapsody 5.5, does not have -lm. We cannot use the simpler
	2896	dnl AC_CHECK_LIB(m,sin), because that fails for C++.
	2897	AC_DEFUN([CF_MATH_LIB],
	2898	[
	2899	AC_CACHE_CHECK(if -lm needed for math functions,
	2900	cf_cv_need_libm,[
	2901	AC_TRY_LINK([
	2902	#include <stdio.h>
	2903	#include <math.h>
	2904	],
	2905	[double x = rand(); printf("result = %g\n", ]ifelse($2,,sin(x),$2)[)],
	2906	[cf_cv_need_libm=no],
	2907	[cf_cv_need_libm=yes])])
	2908	if test "$cf_cv_need_libm" = yes
	2909	then
	2910	ifelse($1,,[
	2911	LIBS="$LIBS -lm"
	2912	],[$1=-lm])
	2913	fi
	2914	])
	2915	dnl ---------------------------------------------------------------------------
	2916	dnl CF_MIXEDCASE_FILENAMES version: 3 updated: 2003/09/20 17:07:55
	2917	dnl ----------------------
	2918	dnl Check if the file-system supports mixed-case filenames. If we're able to
	2919	dnl create a lowercase name and see it as uppercase, it doesn't support that.
	2920	AC_DEFUN([CF_MIXEDCASE_FILENAMES],
	2921	[
	2922	AC_CACHE_CHECK(if filesystem supports mixed-case filenames,cf_cv_mixedcase,[
	2923	if test "$cross_compiling" = yes ; then
	2924	case $target_alias in #(vi
	2925	-os2-emx\|-msdosdjgpp\|-cygwin\|-mingw32\|-uwin) #(vi
	2926	cf_cv_mixedcase=no
	2927	;;
	2928	*)
	2929	cf_cv_mixedcase=yes
	2930	;;
	2931	esac
	2932	else
	2933	rm -f conftest CONFTEST
	2934	echo test >conftest
	2935	if test -f CONFTEST ; then
	2936	cf_cv_mixedcase=no
	2937	else
	2938	cf_cv_mixedcase=yes
	2939	fi
	2940	rm -f conftest CONFTEST
	2941	fi
	2942	])
	2943	test "$cf_cv_mixedcase" = yes && AC_DEFINE(MIXEDCASE_FILENAMES)
	2944	])dnl
	2945	dnl ---------------------------------------------------------------------------
	2946	dnl CF_MKSTEMP version: 3 updated: 2001/11/08 20:59:59
	2947	dnl ----------
	2948	dnl Check for a working mkstemp. This creates two files, checks that they are
	2949	dnl successfully created and distinct (AmigaOS apparently fails on the last).
	2950	AC_DEFUN([CF_MKSTEMP],[
	2951	AC_CACHE_CHECK(for working mkstemp, cf_cv_func_mkstemp,[
	2952	rm -f conftest*
	2953	AC_TRY_RUN([
	2954	#include <sys/types.h>
	2955	#include <stdlib.h>
	2956	#include <stdio.h>
	2957	#include <string.h>
	2958	#include <sys/stat.h>
	2959	int main()
	2960	{
	2961	char *tmpl = "conftestXXXXXX";
	2962	char name[2][80];
	2963	int n;
	2964	int result = 0;
	2965	int fd;
	2966	struct stat sb;
	2967
	2968	umask(077);
	2969	for (n = 0; n < 2; ++n) {
	2970	strcpy(name[n], tmpl);
	2971	if ((fd = mkstemp(name[n])) >= 0) {
	2972	if (!strcmp(name[n], tmpl)
	2973	\|\| stat(name[n], &sb) != 0
	2974	\|\| (sb.st_mode & S_IFMT) != S_IFREG
	2975	\|\| (sb.st_mode & 077) != 0) {
	2976	result = 1;
	2977	}
	2978	close(fd);
	2979	}
	2980	}
	2981	if (result == 0
	2982	&& !strcmp(name[0], name[1]))
	2983	result = 1;
	2984	exit(result);
	2985	}
	2986	],[cf_cv_func_mkstemp=yes
	2987	],[cf_cv_func_mkstemp=no
	2988	],[AC_CHECK_FUNC(mkstemp)
	2989	])
	2990	])
	2991	if test "$cf_cv_func_mkstemp" = yes ; then
	2992	AC_DEFINE(HAVE_MKSTEMP)
	2993	fi
	2994	])dnl
	2995	dnl ---------------------------------------------------------------------------
	2996	dnl CF_MSG_LOG version: 3 updated: 1997/09/07 14:05:52
	2997	dnl ----------
	2998	dnl Write a debug message to config.log, along with the line number in the
	2999	dnl configure script.
	3000	AC_DEFUN([CF_MSG_LOG],[
	3001	echo "(line __oline__) testing $* ..." 1>&AC_FD_CC
	3002	])dnl
	3003	dnl ---------------------------------------------------------------------------
	3004	dnl CF_NCURSES_ABI_6 version: 1 updated: 2005/09/17 18:42:49
	3005	dnl ----------------
	3006	dnl Set ncurses' ABI to 6 unless overridden by explicit configure option, and
	3007	dnl warn about this.
	3008	AC_DEFUN([CF_NCURSES_ABI_6],[
	3009	if test "${with_abi_version+set}" != set; then
	3010	case $cf_cv_rel_version in
	3011	5.*)
	3012	cf_cv_rel_version=6.0
	3013	cf_cv_abi_version=6
	3014	AC_MSG_WARN(Overriding ABI version to $cf_cv_abi_version)
	3015	;;
	3016	esac
	3017	fi
	3018	])dnl
	3019	dnl ---------------------------------------------------------------------------
	3020	dnl CF_NUMBER_SYNTAX version: 1 updated: 2003/09/20 18:12:49
	3021	dnl ----------------
	3022	dnl Check if the given variable is a number. If not, report an error.
	3023	dnl $1 is the variable
	3024	dnl $2 is the message
	3025	AC_DEFUN([CF_NUMBER_SYNTAX],[
	3026	if test -n "$1" ; then
	3027	case $1 in #(vi
	3028	[[0-9]]*) #(vi
	3029	;;
	3030	*)
	3031	AC_MSG_ERROR($2 is not a number: $1)
	3032	;;
	3033	esac
	3034	else
	3035	AC_MSG_ERROR($2 value is empty)
	3036	fi
	3037	])dnl
	3038	dnl ---------------------------------------------------------------------------
	3039	dnl CF_OBJ_SUBDIR version: 4 updated: 2002/02/23 20:38:31
	3040	dnl -------------
	3041	dnl Compute the object-directory name from the given model name
	3042	AC_DEFUN([CF_OBJ_SUBDIR],
	3043	[
	3044	case $1 in
	3045	libtool) $2='obj_lo' ;;
	3046	normal) $2='objects' ;;
	3047	debug) $2='obj_g' ;;
	3048	profile) $2='obj_p' ;;
	3049	shared)
	3050	case $cf_cv_system_name in #(vi
	3051	cygwin) #(vi
	3052	$2='objects' ;;
	3053	*)
	3054	$2='obj_s' ;;
	3055	esac
	3056	esac
	3057	])dnl
	3058	dnl ---------------------------------------------------------------------------
	3059	dnl CF_PATHSEP version: 3 updated: 2001/01/12 01:23:53
	3060	dnl ----------
	3061	dnl Provide a value for the $PATH and similar separator
	3062	AC_DEFUN([CF_PATHSEP],
	3063	[
	3064	case $cf_cv_system_name in
	3065	os2*) PATHSEP=';' ;;
	3066	*) PATHSEP=':' ;;
	3067	esac
	3068	ifelse($1,,,[$1=$PATHSEP])
	3069	AC_SUBST(PATHSEP)
	3070	])dnl
	3071	dnl ---------------------------------------------------------------------------
	3072	dnl CF_PATH_SYNTAX version: 9 updated: 2002/09/17 23:03:38
	3073	dnl --------------
	3074	dnl Check the argument to see that it looks like a pathname. Rewrite it if it
	3075	dnl begins with one of the prefix/exec_prefix variables, and then again if the
	3076	dnl result begins with 'NONE'. This is necessary to work around autoconf's
	3077	dnl delayed evaluation of those symbols.
	3078	AC_DEFUN([CF_PATH_SYNTAX],[
	3079	case ".[$]$1" in #(vi
	3080	.\[$]$$\|.\'\') #(vi
	3081	;;
	3082	..\|./\|.\\) #(vi
	3083	;;
	3084	.[[a-zA-Z]]:[[\\/]]*) #(vi OS/2 EMX
	3085	;;
	3086	.\[$]{prefix}) #(vi
	3087	eval $1="[$]$1"
	3088	case ".[$]$1" in #(vi
	3089	.NONE/*)
	3090	$1=`echo [$]$1 \| sed -e s%NONE%$ac_default_prefix%`
	3091	;;
	3092	esac
	3093	;; #(vi
	3094	.NONE/*)
	3095	$1=`echo [$]$1 \| sed -e s%NONE%$ac_default_prefix%`
	3096	;;
	3097	*)
	3098	ifelse($2,,[AC_ERROR([expected a pathname, not \"[$]$1\"])],$2)
	3099	;;
	3100	esac
	3101	])dnl
	3102	dnl ---------------------------------------------------------------------------
	3103	dnl CF_POSIX_C_SOURCE version: 6 updated: 2005/07/14 20:25:10
	3104	dnl -----------------
	3105	dnl Define _POSIX_C_SOURCE to the given level, and _POSIX_SOURCE if needed.
	3106	dnl
	3107	dnl POSIX.1-1990 _POSIX_SOURCE
	3108	dnl POSIX.1-1990 and _POSIX_SOURCE and
	3109	dnl POSIX.2-1992 C-Language _POSIX_C_SOURCE=2
	3110	dnl Bindings Option
	3111	dnl POSIX.1b-1993 _POSIX_C_SOURCE=199309L
	3112	dnl POSIX.1c-1996 _POSIX_C_SOURCE=199506L
	3113	dnl X/Open 2000 _POSIX_C_SOURCE=200112L
	3114	dnl
	3115	dnl Parameters:
	3116	dnl $1 is the nominal value for _POSIX_C_SOURCE
	3117	AC_DEFUN([CF_POSIX_C_SOURCE],
	3118	[
	3119	cf_POSIX_C_SOURCE=ifelse($1,,199506L,$1)
	3120
	3121	cf_save_CFLAGS="$CFLAGS"
	3122	cf_save_CPPFLAGS="$CPPFLAGS"
	3123
	3124	CF_REMOVE_DEFINE(cf_trim_CFLAGS,$cf_save_CFLAGS,_POSIX_C_SOURCE)
	3125	CF_REMOVE_DEFINE(cf_trim_CPPFLAGS,$cf_save_CPPFLAGS,_POSIX_C_SOURCE)
	3126
	3127	AC_CACHE_CHECK(if we should define _POSIX_C_SOURCE,cf_cv_posix_c_source,[
	3128	CF_MSG_LOG(if the symbol is already defined go no further)
	3129	AC_TRY_COMPILE([#include <sys/types.h>],[
	3130	#ifndef _POSIX_C_SOURCE
	3131	make an error
	3132	#endif],
	3133	[cf_cv_posix_c_source=no],
	3134	[cf_want_posix_source=no
	3135	case .$cf_POSIX_C_SOURCE in #(vi
	3136	.[[12]]??*) #(vi
	3137	cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
	3138	;;
	3139	.2) #(vi
	3140	cf_cv_posix_c_source="-D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE"
	3141	cf_want_posix_source=yes
	3142	;;
	3143	.*)
	3144	cf_want_posix_source=yes
	3145	;;
	3146	esac
	3147	if test "$cf_want_posix_source" = yes ; then
	3148	AC_TRY_COMPILE([#include <sys/types.h>],[
	3149	#ifdef _POSIX_SOURCE
	3150	make an error
	3151	#endif],[],
	3152	cf_cv_posix_c_source="$cf_cv_posix_c_source -D_POSIX_SOURCE")
	3153	fi
	3154	CF_MSG_LOG(ifdef from value $cf_POSIX_C_SOURCE)
	3155	CFLAGS="$cf_trim_CFLAGS"
	3156	CPPFLAGS="$cf_trim_CPPFLAGS $cf_cv_posix_c_source"
	3157	CF_MSG_LOG(if the second compile does not leave our definition intact error)
	3158	AC_TRY_COMPILE([#include <sys/types.h>],[
	3159	#ifndef _POSIX_C_SOURCE
	3160	make an error
	3161	#endif],,
	3162	[cf_cv_posix_c_source=no])
	3163	CFLAGS="$cf_save_CFLAGS"
	3164	CPPFLAGS="$cf_save_CPPFLAGS"
	3165	])
	3166	])
	3167
	3168	if test "$cf_cv_posix_c_source" != no ; then
	3169	CFLAGS="$cf_trim_CFLAGS"
	3170	CPPFLAGS="$cf_trim_CPPFLAGS"
	3171	if test "$cf_cv_cc_u_d_options" = yes ; then
	3172	cf_temp_posix_c_source=`echo "$cf_cv_posix_c_source" \| \
	3173	sed -e 's/-D/-U/g' -e 's/=[[^ ]]*//g'`
	3174	CPPFLAGS="$CPPFLAGS $cf_temp_posix_c_source"
	3175	fi
	3176	CPPFLAGS="$CPPFLAGS $cf_cv_posix_c_source"
	3177	fi
	3178
	3179	])dnl
	3180	dnl ---------------------------------------------------------------------------
	3181	dnl CF_PREDEFINE version: 1 updated: 2003/07/26 17:53:56
	3182	dnl ------------
	3183	dnl Add definitions to CPPFLAGS to ensure they're predefined for all compiles.
	3184	dnl
	3185	dnl $1 = symbol to test
	3186	dnl $2 = value (if any) to use for a predefinition
	3187	AC_DEFUN([CF_PREDEFINE],
	3188	[
	3189	AC_MSG_CHECKING(if we must define $1)
	3190	AC_TRY_COMPILE([#include <sys/types.h>
	3191	],[
	3192	#ifndef $1
	3193	make an error
	3194	#endif],[cf_result=no],[cf_result=yes])
	3195	AC_MSG_RESULT($cf_result)
	3196
	3197	if test "$cf_result" = yes ; then
	3198	CPPFLAGS="$CPPFLAGS ifelse($2,,-D$1,[-D$1=$2])"
	3199	elif test "x$2" != "x" ; then
	3200	AC_MSG_CHECKING(checking for compatible value versus $2)
	3201	AC_TRY_COMPILE([#include <sys/types.h>
	3202	],[
	3203	#if $1-$2 < 0
	3204	make an error
	3205	#endif],[cf_result=yes],[cf_result=no])
	3206	AC_MSG_RESULT($cf_result)
	3207	if test "$cf_result" = no ; then
	3208	# perhaps we can override it - try...
	3209	CPPFLAGS="$CPPFLAGS -D$1=$2"
	3210	fi
	3211	fi
	3212	])dnl
	3213	dnl ---------------------------------------------------------------------------
	3214	dnl CF_PROG_CC_C_O version: 1 updated: 2004/02/14 15:00:43
	3215	dnl --------------
	3216	dnl Analogous to AC_PROG_CC_C_O, but more useful: tests only $CC, ensures that
	3217	dnl the output file can be renamed, and allows for a shell variable that can
	3218	dnl be used later. The parameter is either CC or CXX. The result is the
	3219	dnl cache variable:
	3220	dnl $cf_cv_prog_CC_c_o
	3221	dnl $cf_cv_prog_CXX_c_o
	3222	AC_DEFUN([CF_PROG_CC_C_O],
	3223	[AC_REQUIRE([AC_PROG_CC])dnl
	3224	AC_MSG_CHECKING([whether [$]$1 understands -c and -o together])
	3225	AC_CACHE_VAL(cf_cv_prog_$1_c_o,
	3226	[
	3227	cat > conftest.$ac_ext <<CF_EOF
	3228	#include <stdio.h>
	3229	int main()
	3230	{
	3231	return 0;
	3232	}
	3233	CF_EOF
	3234	# We do the test twice because some compilers refuse to overwrite an
	3235	# existing .o file with -o, though they will create one.
	3236	ac_try='[$]$1 -c conftest.$ac_ext -o conftest2.$ac_objext >&AC_FD_CC'
	3237	if AC_TRY_EVAL(ac_try) &&
	3238	test -f conftest2.$ac_objext && AC_TRY_EVAL(ac_try);
	3239	then
	3240	eval cf_cv_prog_$1_c_o=yes
	3241	else
	3242	eval cf_cv_prog_$1_c_o=no
	3243	fi
	3244	rm -f conftest*
	3245	])dnl
	3246	if test $cf_cv_prog_$1_c_o = yes; then
	3247	AC_MSG_RESULT([yes])
	3248	else
	3249	AC_MSG_RESULT([no])
	3250	fi
	3251	])dnl
	3252	dnl ---------------------------------------------------------------------------
	3253	dnl CF_PROG_CC_U_D version: 1 updated: 2005/07/14 16:59:30
	3254	dnl --------------
	3255	dnl Check if C (preprocessor) -U and -D options are processed in the order
	3256	dnl given rather than by type of option. Some compilers insist on apply all
	3257	dnl of the -U options after all of the -D options. Others allow mixing them,
	3258	dnl and may predefine symbols that conflict with those we define.
	3259	AC_DEFUN([CF_PROG_CC_U_D],
	3260	[
	3261	AC_CACHE_CHECK(if $CC -U and -D options work together,cf_cv_cc_u_d_options,[
	3262	cf_save_CPPFLAGS="$CPPFLAGS"
	3263	CPPFLAGS="-UU_D_OPTIONS -DU_D_OPTIONS -DD_U_OPTIONS -UD_U_OPTIONS"
	3264	AC_TRY_COMPILE([],[
	3265	#ifndef U_D_OPTIONS
	3266	make an undefined-error
	3267	#endif
	3268	#ifdef D_U_OPTIONS
	3269	make a defined-error
	3270	#endif
	3271	],[
	3272	cf_cv_cc_u_d_options=yes],[
	3273	cf_cv_cc_u_d_options=no])
	3274	CPPFLAGS="$cf_save_CPPFLAGS"
	3275	])
	3276	])dnl
	3277	dnl ---------------------------------------------------------------------------
	3278	dnl CF_PROG_EXT version: 10 updated: 2004/01/03 19:28:18
	3279	dnl -----------
	3280	dnl Compute $PROG_EXT, used for non-Unix ports, such as OS/2 EMX.
	3281	AC_DEFUN([CF_PROG_EXT],
	3282	[
	3283	AC_REQUIRE([CF_CHECK_CACHE])
	3284	case $cf_cv_system_name in
	3285	os2*)
	3286	CFLAGS="$CFLAGS -Zmt"
	3287	CPPFLAGS="$CPPFLAGS -D__ST_MT_ERRNO__"
	3288	CXXFLAGS="$CXXFLAGS -Zmt"
	3289	# autoconf's macro sets -Zexe and suffix both, which conflict:w
	3290	LDFLAGS="$LDFLAGS -Zmt -Zcrtdll"
	3291	ac_cv_exeext=.exe
	3292	;;
	3293	esac
	3294
	3295	AC_EXEEXT
	3296	AC_OBJEXT
	3297
	3298	PROG_EXT="$EXEEXT"
	3299	AC_SUBST(PROG_EXT)
	3300	test -n "$PROG_EXT" && AC_DEFINE_UNQUOTED(PROG_EXT,"$PROG_EXT")
	3301	])dnl
	3302	dnl ---------------------------------------------------------------------------
	3303	dnl CF_PROG_INSTALL version: 5 updated: 2002/12/21 22:46:07
	3304	dnl ---------------
	3305	dnl Force $INSTALL to be an absolute-path. Otherwise, edit_man.sh and the
	3306	dnl misc/tabset install won't work properly. Usually this happens only when
	3307	dnl using the fallback mkinstalldirs script
	3308	AC_DEFUN([CF_PROG_INSTALL],
	3309	[AC_PROG_INSTALL
	3310	case $INSTALL in
	3311	/*)
	3312	;;
	3313	*)
	3314	CF_DIRNAME(cf_dir,$INSTALL)
	3315	test -z "$cf_dir" && cf_dir=.
	3316	INSTALL=`cd $cf_dir && pwd`/`echo $INSTALL \| sed -e 's%^.*/%%'`
	3317	;;
	3318	esac
	3319	])dnl
	3320	dnl ---------------------------------------------------------------------------
	3321	dnl CF_PROG_LDCONFIG version: 1 updated: 2003/09/20 17:07:55
	3322	dnl ----------------
	3323	dnl Check for ldconfig, needed to fixup shared libraries that would be built
	3324	dnl and then used in the install.
	3325	AC_DEFUN([CF_PROG_LDCONFIG],[
	3326	if test "$cross_compiling" = yes ; then
	3327	LDCONFIG=:
	3328	else
	3329	case "$cf_cv_system_name" in #(vi
	3330	freebsd*) #(vi
	3331	test -z "$LDCONFIG" && LDCONFIG="/sbin/ldconfig -R"
	3332	;;
	3333	*) LDPATH=$PATH:/sbin:/usr/sbin
	3334	AC_PATH_PROG(LDCONFIG,ldconfig,,$LDPATH)
	3335	;;
	3336	esac
	3337	fi
	3338	AC_SUBST(LDCONFIG)
	3339	])dnl
	3340	dnl ---------------------------------------------------------------------------
	3341	dnl CF_REGEX version: 3 updated: 1997/11/01 14:26:01
	3342	dnl --------
	3343	dnl Attempt to determine if we've got one of the flavors of regular-expression
	3344	dnl code that we can support.
	3345	AC_DEFUN([CF_REGEX],
	3346	[
	3347	AC_MSG_CHECKING([for regular-expression headers])
	3348	AC_CACHE_VAL(cf_cv_regex,[
	3349	AC_TRY_LINK([#include <sys/types.h>
	3350	#include <regex.h>],[
	3351	regex_t *p;
	3352	int x = regcomp(p, "", 0);
	3353	int y = regexec(p, "", 0, 0, 0);
	3354	regfree(p);
	3355	],[cf_cv_regex="regex.h"],[
	3356	AC_TRY_LINK([#include <regexp.h>],[
	3357	char *p = compile("", "", "", 0);
	3358	int x = step("", "");
	3359	],[cf_cv_regex="regexp.h"],[
	3360	cf_save_LIBS="$LIBS"
	3361	LIBS="-lgen $LIBS"
	3362	AC_TRY_LINK([#include <regexpr.h>],[
	3363	char *p = compile("", "", "");
	3364	int x = step("", "");
	3365	],[cf_cv_regex="regexpr.h"],[LIBS="$cf_save_LIBS"])])])
	3366	])
	3367	AC_MSG_RESULT($cf_cv_regex)
	3368	case $cf_cv_regex in
	3369	regex.h) AC_DEFINE(HAVE_REGEX_H_FUNCS) ;;
	3370	regexp.h) AC_DEFINE(HAVE_REGEXP_H_FUNCS) ;;
	3371	regexpr.h) AC_DEFINE(HAVE_REGEXPR_H_FUNCS) ;;
	3372	esac
	3373	])dnl
	3374	dnl ---------------------------------------------------------------------------
	3375	dnl CF_REMOVE_DEFINE version: 2 updated: 2005/07/09 16:12:18
	3376	dnl ----------------
	3377	dnl Remove all -U and -D options that refer to the given symbol from a list
	3378	dnl of C compiler options. This works around the problem that not all
	3379	dnl compilers process -U and -D options from left-to-right, so a -U option
	3380	dnl cannot be used to cancel the effect of a preceding -D option.
	3381	dnl
	3382	dnl $1 = target (which could be the same as the source variable)
	3383	dnl $2 = source (including '$')
	3384	dnl $3 = symbol to remove
	3385	define([CF_REMOVE_DEFINE],
	3386	[
	3387	# remove $3 symbol from $2
	3388	$1=`echo "$2" \| \
	3389	sed -e 's/-[[UD]]$3$=[[^ ]]*$\?[[ ]]/ /g' \
	3390	-e 's/-[[UD]]$3$=[[^ ]]*$\?[$]//g'`
	3391	])dnl
	3392	dnl ---------------------------------------------------------------------------
	3393	dnl CF_SHARED_OPTS version: 31 updated: 2005/01/01 16:39:44
	3394	dnl --------------
	3395	dnl Attempt to determine the appropriate CC/LD options for creating a shared
	3396	dnl library.
	3397	dnl
	3398	dnl Note: $(LOCAL_LDFLAGS) is used to link executables that will run within the
	3399	dnl build-tree, i.e., by making use of the libraries that are compiled in ../lib
	3400	dnl We avoid compiling-in a ../lib path for the shared library since that can
	3401	dnl lead to unexpected results at runtime.
	3402	dnl $(LOCAL_LDFLAGS2) has the same intention but assumes that the shared libraries
	3403	dnl are compiled in ../../lib
	3404	dnl
	3405	dnl The variable 'cf_cv_do_symlinks' is used to control whether we configure
	3406	dnl to install symbolic links to the rel/abi versions of shared libraries.
	3407	dnl
	3408	dnl The variable 'cf_cv_shlib_version' controls whether we use the rel or abi
	3409	dnl version when making symbolic links.
	3410	dnl
	3411	dnl The variable 'cf_cv_shlib_version_infix' controls whether shared library
	3412	dnl version numbers are infix (ex: libncurses.<ver>.dylib) or postfix
	3413	dnl (ex: libncurses.so.<ver>).
	3414	dnl
	3415	dnl Some loaders leave 'so_locations' lying around. It's nice to clean up.
	3416	AC_DEFUN([CF_SHARED_OPTS],
	3417	[
	3418	AC_REQUIRE([CF_SUBST_NCURSES_VERSION])
	3419	LOCAL_LDFLAGS=
	3420	LOCAL_LDFLAGS2=
	3421	LD_SHARED_OPTS=
	3422	INSTALL_LIB="-m 644"
	3423
	3424	cf_cv_do_symlinks=no
	3425
	3426	AC_MSG_CHECKING(if release/abi version should be used for shared libs)
	3427	AC_ARG_WITH(shlib-version,
	3428	[ --with-shlib-version=X Specify rel or abi version for shared libs],
	3429	[test -z "$withval" && withval=auto
	3430	case $withval in #(vi
	3431	yes) #(vi
	3432	cf_cv_shlib_version=auto
	3433	;;
	3434	rel\|abi\|auto\|no) #(vi
	3435	cf_cv_shlib_version=$withval
	3436	;;
	3437	*)
	3438	AC_ERROR([option value must be one of: rel, abi, auto or no])
	3439	;;
	3440	esac
	3441	],[cf_cv_shlib_version=auto])
	3442	AC_MSG_RESULT($cf_cv_shlib_version)
	3443
	3444	cf_cv_rm_so_locs=no
	3445
	3446	# Some less-capable ports of gcc support only -fpic
	3447	CC_SHARED_OPTS=
	3448	if test "$GCC" = yes
	3449	then
	3450	AC_MSG_CHECKING(which $CC option to use)
	3451	cf_save_CFLAGS="$CFLAGS"
	3452	for CC_SHARED_OPTS in -fPIC -fpic ''
	3453	do
	3454	CFLAGS="$cf_save_CFLAGS $CC_SHARED_OPTS"
	3455	AC_TRY_COMPILE([#include <stdio.h>],[int x = 1],[break],[])
	3456	done
	3457	AC_MSG_RESULT($CC_SHARED_OPTS)
	3458	CFLAGS="$cf_save_CFLAGS"
	3459	fi
	3460
	3461	cf_cv_shlib_version_infix=no
	3462
	3463	case $cf_cv_system_name in
	3464	beos*)
	3465	MK_SHARED_LIB='$(CC) -o $[@] -Xlinker -soname=`basename $[@]` -nostart -e 0'
	3466	;;
	3467	cygwin*)
	3468	CC_SHARED_OPTS=
	3469	MK_SHARED_LIB='$(CC) -shared -Wl,--out-implib=$(IMPORT_LIB) -Wl,--export-all-symbols -o $(SHARED_LIB)'
	3470	cf_cv_shlib_version=cygdll
	3471	cf_cv_shlib_version_infix=cygdll
	3472	;;
	3473	darwin*)
	3474	EXTRA_CFLAGS="-no-cpp-precomp"
	3475	CC_SHARED_OPTS="-dynamic"
	3476	MK_SHARED_LIB='$(CC) -dynamiclib -install_name $(DESTDIR)$(libdir)/`basename $[@]` -compatibility_version $(ABI_VERSION) -current_version $(ABI_VERSION) -o $[@]'
	3477	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=abi
	3478	cf_cv_shlib_version_infix=yes
	3479	;;
	3480	hpux*)
	3481	# (tested with gcc 2.7.2 -- I don't have c89)
	3482	if test "$GCC" = yes; then
	3483	LD_SHARED_OPTS='-Xlinker +b -Xlinker $(libdir)'
	3484	else
	3485	CC_SHARED_OPTS='+Z'
	3486	LD_SHARED_OPTS='-Wl,+b,$(libdir)'
	3487	fi
	3488	MK_SHARED_LIB='$(LD) +b $(libdir) -b -o $[@]'
	3489	# HP-UX shared libraries must be executable, and should be
	3490	# readonly to exploit a quirk in the memory manager.
	3491	INSTALL_LIB="-m 555"
	3492	;;
	3493	irix*)
	3494	if test "$cf_cv_ld_rpath" = yes ; then
	3495	if test "$GCC" = yes; then
	3496	cf_ld_rpath_opt="-Wl,-rpath,"
	3497	EXTRA_LDFLAGS="-Wl,-rpath,\$(libdir) $EXTRA_LDFLAGS"
	3498	else
	3499	cf_ld_rpath_opt="-rpath "
	3500	EXTRA_LDFLAGS="-rpath \$(libdir) $EXTRA_LDFLAGS"
	3501	fi
	3502	fi
	3503	# tested with IRIX 5.2 and 'cc'.
	3504	if test "$GCC" != yes; then
	3505	CC_SHARED_OPTS='-KPIC'
	3506	fi
	3507	MK_SHARED_LIB='$(LD) -shared -rdata_shared -soname `basename $[@]` -o $[@]'
	3508	cf_cv_rm_so_locs=yes
	3509	;;
	3510	linux\|gnu\|kbsd-gnu)
	3511	if test "$DFT_LWR_MODEL" = "shared" ; then
	3512	LOCAL_LDFLAGS="-Wl,-rpath,`pwd`/lib"
	3513	LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
	3514	fi
	3515	if test "$cf_cv_ld_rpath" = yes ; then
	3516	cf_ld_rpath_opt="-Wl,-rpath,"
	3517	EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS"
	3518	fi
	3519	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
	3520	MK_SHARED_LIB='$(CC) -shared -Wl,-soname,`basename $[@] .$(REL_VERSION)`.$(ABI_VERSION),-stats,-lc -o $[@]'
	3521	;;
	3522	openbsd2*)
	3523	CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
	3524	MK_SHARED_LIB='$(LD) -Bshareable -soname,`basename $[@].$(ABI_VERSION)` -o $[@]'
	3525	;;
	3526	freebsd[[45]]*)
	3527	CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
	3528	MK_SHARED_LIB='$(LD) -Bshareable -soname=`basename $[@]` -o $[@]'
	3529	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
	3530
	3531	# This doesn't work - I keep getting spurious references to needing
	3532	# libncurses.so.5.3 when ldd says it's resolved. LOCAL_LDFLAGS2 seems to be
	3533	# no longer used anyway. And the rpath logic isn't relative - so I have to
	3534	# add the local and install lib-directories:
	3535	#
	3536	# if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_ld_rpath" = yes ; then
	3537	# LOCAL_LDFLAGS="-rpath `pwd`/lib"
	3538	# LOCAL_LDFLAGS2="-rpath \$(libdir) $LOCAL_LDFLAGS"
	3539	# cf_ld_rpath_opt="-rpath "
	3540	# EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS"
	3541	# fi
	3542	;;
	3543	openbsd\|freebsd)
	3544	CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
	3545	MK_SHARED_LIB='$(LD) -Bshareable -o $[@]'
	3546	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
	3547	;;
	3548	netbsd*)
	3549	CC_SHARED_OPTS="$CC_SHARED_OPTS -DPIC"
	3550	test "$cf_cv_ld_rpath" = yes && cf_ld_rpath_opt="-Wl,-rpath,"
	3551	if test "$DFT_LWR_MODEL" = "shared" && test "$cf_cv_ld_rpath" = yes ; then
	3552	LOCAL_LDFLAGS="-Wl,-rpath,`pwd`/lib"
	3553	LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
	3554	EXTRA_LDFLAGS="-Wl,-rpath,\$(libdir) $EXTRA_LDFLAGS"
	3555	MK_SHARED_LIB='$(CC) -shared -Wl,-soname,`basename $[@] .$(REL_VERSION)`.$(ABI_VERSION) -o $[@]'
	3556	if test "$cf_cv_shlib_version" = auto; then
	3557	if test ! -f /usr/libexec/ld.elf_so; then
	3558	cf_cv_shlib_version=rel
	3559	fi
	3560	fi
	3561	else
	3562	MK_SHARED_LIB='$(LD) -Bshareable -o $[@]'
	3563	fi
	3564	;;
	3565	osf\|mls+)
	3566	# tested with OSF/1 V3.2 and 'cc'
	3567	# tested with OSF/1 V3.2 and gcc 2.6.3 (but the c++ demo didn't
	3568	# link with shared libs).
	3569	MK_SHARED_LIB='$(LD) -set_version $(REL_VERSION):$(ABI_VERSION) -expect_unresolved "*" -shared -soname `basename $[@]`'
	3570	case $host_os in
	3571	osf4*)
	3572	MK_SHARED_LIB="${MK_SHARED_LIB} -msym"
	3573	;;
	3574	esac
	3575	MK_SHARED_LIB="${MK_SHARED_LIB}"' -o $[@]'
	3576	if test "$DFT_LWR_MODEL" = "shared" ; then
	3577	LOCAL_LDFLAGS="-Wl,-rpath,`pwd`/lib"
	3578	LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
	3579	fi
	3580	if test "$cf_cv_ld_rpath" = yes ; then
	3581	cf_ld_rpath_opt="-rpath"
	3582	# EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS"
	3583	fi
	3584	cf_cv_rm_so_locs=yes
	3585	;;
	3586	sco3.2v5) # (also uw2 and UW7) hops 13-Apr-98
	3587	# tested with osr5.0.5
	3588	if test "$GCC" != yes; then
	3589	CC_SHARED_OPTS='-belf -KPIC'
	3590	fi
	3591	MK_SHARED_LIB='$(LD) -dy -G -h `basename $[@] .$(REL_VERSION)`.$(ABI_VERSION) -o [$]@'
	3592	if test "$cf_cv_ld_rpath" = yes ; then
	3593	# only way is to set LD_RUN_PATH but no switch for it
	3594	RUN_PATH=$libdir
	3595	fi
	3596	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
	3597	LINK_PROGS='LD_RUN_PATH=$(libdir)'
	3598	LINK_TESTS='Pwd=`pwd`;LD_RUN_PATH=`dirname $${Pwd}`/lib'
	3599	;;
	3600	sunos4*)
	3601	# tested with SunOS 4.1.1 and gcc 2.7.0
	3602	if test "$GCC" != yes; then
	3603	CC_SHARED_OPTS='-KPIC'
	3604	fi
	3605	MK_SHARED_LIB='$(LD) -assert pure-text -o $[@]'
	3606	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
	3607	;;
	3608	solaris2*)
	3609	# tested with SunOS 5.5.1 (solaris 2.5.1) and gcc 2.7.2
	3610	if test "$GCC" != yes; then
	3611	CC_SHARED_OPTS='-KPIC'
	3612	fi
	3613	MK_SHARED_LIB='$(LD) -dy -G -h `basename $[@] .$(REL_VERSION)`.$(ABI_VERSION) -o $[@]'
	3614	if test "$DFT_LWR_MODEL" = "shared" ; then
	3615	LOCAL_LDFLAGS="-R `pwd`/lib:\$(libdir)"
	3616	LOCAL_LDFLAGS2="$LOCAL_LDFLAGS"
	3617	fi
	3618	if test "$cf_cv_ld_rpath" = yes ; then
	3619	cf_ld_rpath_opt="-R"
	3620	EXTRA_LDFLAGS="$LOCAL_LDFLAGS $EXTRA_LDFLAGS"
	3621	fi
	3622	test "$cf_cv_shlib_version" = auto && cf_cv_shlib_version=rel
	3623	;;
	3624	sysv5uw7\|unix_sv)
	3625	# tested with UnixWare 7.1.0 (gcc 2.95.2 and cc)
	3626	if test "$GCC" != yes; then
	3627	CC_SHARED_OPTS='-KPIC'
	3628	fi
	3629	MK_SHARED_LIB='$(LD) -d y -G -o [$]@'
	3630	;;
	3631	*)
	3632	CC_SHARED_OPTS='unknown'
	3633	MK_SHARED_LIB='echo unknown'
	3634	;;
	3635	esac
	3636
	3637	# This works if the last tokens in $MK_SHARED_LIB are the -o target.
	3638	case "$cf_cv_shlib_version" in #(vi
	3639	rel\|abi)
	3640	case "$MK_SHARED_LIB" in #(vi
	3641	*'-o $[@]')
	3642	test "$cf_cv_do_symlinks" = no && cf_cv_do_symlinks=yes
	3643	;;
	3644	*)
	3645	AC_MSG_WARN(ignored --with-shlib-version)
	3646	;;
	3647	esac
	3648	;;
	3649	esac
	3650
	3651	if test -n "$cf_ld_rpath_opt" ; then
	3652	AC_MSG_CHECKING(if we need a space after rpath option)
	3653	cf_save_LIBS="$LIBS"
	3654	LIBS="$LIBS ${cf_ld_rpath_opt}$libdir"
	3655	AC_TRY_LINK(, , cf_rpath_space=no, cf_rpath_space=yes)
	3656	LIBS="$cf_save_LIBS"
	3657	AC_MSG_RESULT($cf_rpath_space)
	3658	test "$cf_rpath_space" = yes && cf_ld_rpath_opt="$cf_ld_rpath_opt "
	3659	MK_SHARED_LIB="$MK_SHARED_LIB $cf_ld_rpath_opt\$(libdir)"
	3660	fi
	3661
	3662	AC_SUBST(CC_SHARED_OPTS)
	3663	AC_SUBST(LD_SHARED_OPTS)
	3664	AC_SUBST(MK_SHARED_LIB)
	3665	AC_SUBST(LINK_PROGS)
	3666	AC_SUBST(LINK_TESTS)
	3667	AC_SUBST(EXTRA_LDFLAGS)
	3668	AC_SUBST(LOCAL_LDFLAGS)
	3669	AC_SUBST(LOCAL_LDFLAGS2)
	3670	AC_SUBST(INSTALL_LIB)
	3671	])dnl
	3672	dnl ---------------------------------------------------------------------------
	3673	dnl CF_SIZECHANGE version: 8 updated: 2000/11/04 12:22:16
	3674	dnl -------------
	3675	dnl Check for definitions & structures needed for window size-changing
	3676	dnl FIXME: check that this works with "snake" (HP-UX 10.x)
	3677	AC_DEFUN([CF_SIZECHANGE],
	3678	[
	3679	AC_REQUIRE([CF_STRUCT_TERMIOS])
	3680	AC_CACHE_CHECK(declaration of size-change, cf_cv_sizechange,[
	3681	cf_cv_sizechange=unknown
	3682	cf_save_CPPFLAGS="$CPPFLAGS"
	3683
	3684	for cf_opts in "" "NEED_PTEM_H"
	3685	do
	3686
	3687	CPPFLAGS="$cf_save_CPPFLAGS"
	3688	test -n "$cf_opts" && CPPFLAGS="$CPPFLAGS -D$cf_opts"
	3689	AC_TRY_COMPILE([#include <sys/types.h>
	3690	#ifdef HAVE_TERMIOS_H
	3691	#include <termios.h>
	3692	#else
	3693	#ifdef HAVE_TERMIO_H
	3694	#include <termio.h>
	3695	#endif
	3696	#endif
	3697	#ifdef NEED_PTEM_H
	3698	/* This is a workaround for SCO: they neglected to define struct winsize in
	3699	* termios.h -- it's only in termio.h and ptem.h
	3700	*/
	3701	#include <sys/stream.h>
	3702	#include <sys/ptem.h>
	3703	#endif
	3704	#if !defined(sun) \|\| !defined(HAVE_TERMIOS_H)
	3705	#include <sys/ioctl.h>
	3706	#endif
	3707	],[
	3708	#ifdef TIOCGSIZE
	3709	struct ttysize win; /* FIXME: what system is this? */
	3710	int y = win.ts_lines;
	3711	int x = win.ts_cols;
	3712	#else
	3713	#ifdef TIOCGWINSZ
	3714	struct winsize win;
	3715	int y = win.ws_row;
	3716	int x = win.ws_col;
	3717	#else
	3718	no TIOCGSIZE or TIOCGWINSZ
	3719	#endif /* TIOCGWINSZ */
	3720	#endif /* TIOCGSIZE */
	3721	],
	3722	[cf_cv_sizechange=yes],
	3723	[cf_cv_sizechange=no])
	3724
	3725	CPPFLAGS="$cf_save_CPPFLAGS"
	3726	if test "$cf_cv_sizechange" = yes ; then
	3727	echo "size-change succeeded ($cf_opts)" >&AC_FD_CC
	3728	test -n "$cf_opts" && cf_cv_sizechange="$cf_opts"
	3729	break
	3730	fi
	3731	done
	3732	])
	3733	if test "$cf_cv_sizechange" != no ; then
	3734	AC_DEFINE(HAVE_SIZECHANGE)
	3735	case $cf_cv_sizechange in #(vi
	3736	NEED*)
	3737	AC_DEFINE_UNQUOTED($cf_cv_sizechange )
	3738	;;
	3739	esac
	3740	fi
	3741	])dnl
	3742	dnl ---------------------------------------------------------------------------
	3743	dnl CF_SRC_MODULES version: 18 updated: 2005/05/28 12:58:54
	3744	dnl --------------
	3745	dnl For each parameter, test if the source-directory exists, and if it contains
	3746	dnl a 'modules' file. If so, add to the list $cf_cv_src_modules which we'll
	3747	dnl use in CF_LIB_RULES.
	3748	dnl
	3749	dnl This uses the configured value to make the lists SRC_SUBDIRS and
	3750	dnl SUB_MAKEFILES which are used in the makefile-generation scheme.
	3751	AC_DEFUN([CF_SRC_MODULES],
	3752	[
	3753	AC_MSG_CHECKING(for src modules)
	3754
	3755	# dependencies and linker-arguments for test-programs
	3756	TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEPS"
	3757	TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${LIB_NAME}${DFT_DEP_SUFFIX} $TEST_DEP2"
	3758	if test "$DFT_LWR_MODEL" = "libtool"; then
	3759	TEST_ARGS="${TEST_DEPS}"
	3760	TEST_ARG2="${TEST_DEP2}"
	3761	else
	3762	TEST_ARGS="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARGS"
	3763	TEST_ARG2="-l${LIB_NAME}${DFT_ARG_SUFFIX} $TEST_ARG2"
	3764	fi
	3765
	3766	cf_cv_src_modules=
	3767	for cf_dir in $1
	3768	do
	3769	if test -f $srcdir/$cf_dir/modules; then
	3770
	3771	# We may/may not have tack in the distribution, though the
	3772	# makefile is.
	3773	if test $cf_dir = tack ; then
	3774	if test ! -f $srcdir/${cf_dir}/${cf_dir}.h; then
	3775	continue
	3776	fi
	3777	fi
	3778
	3779	if test -z "$cf_cv_src_modules"; then
	3780	cf_cv_src_modules=$cf_dir
	3781	else
	3782	cf_cv_src_modules="$cf_cv_src_modules $cf_dir"
	3783	fi
	3784
	3785	# Make the ncurses_cfg.h file record the library interface files as
	3786	# well. These are header files that are the same name as their
	3787	# directory. Ncurses is the only library that does not follow
	3788	# that pattern.
	3789	if test $cf_dir = tack ; then
	3790	continue
	3791	elif test -f $srcdir/${cf_dir}/${cf_dir}.h; then
	3792	CF_UPPER(cf_have_include,$cf_dir)
	3793	AC_DEFINE_UNQUOTED(HAVE_${cf_have_include}_H)
	3794	AC_DEFINE_UNQUOTED(HAVE_LIB${cf_have_include})
	3795	TEST_DEPS="${LIB_DIR}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEPS"
	3796	TEST_DEP2="${LIB_2ND}/${LIB_PREFIX}${cf_dir}${DFT_DEP_SUFFIX} $TEST_DEP2"
	3797	if test "$DFT_LWR_MODEL" = "libtool"; then
	3798	TEST_ARGS="${TEST_DEPS}"
	3799	TEST_ARG2="${TEST_DEP2}"
	3800	else
	3801	TEST_ARGS="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARGS"
	3802	TEST_ARG2="-l${cf_dir}${DFT_ARG_SUFFIX} $TEST_ARG2"
	3803	fi
	3804	fi
	3805	fi
	3806	done
	3807	AC_MSG_RESULT($cf_cv_src_modules)
	3808
	3809	TEST_ARGS="-L${LIB_DIR} $TEST_ARGS"
	3810	TEST_ARG2="-L${LIB_2ND} $TEST_ARG2"
	3811
	3812	AC_SUBST(TEST_ARGS)
	3813	AC_SUBST(TEST_DEPS)
	3814
	3815	AC_SUBST(TEST_ARG2)
	3816	AC_SUBST(TEST_DEP2)
	3817
	3818	SRC_SUBDIRS="man include"
	3819	for cf_dir in $cf_cv_src_modules
	3820	do
	3821	SRC_SUBDIRS="$SRC_SUBDIRS $cf_dir"
	3822	done
	3823	SRC_SUBDIRS="$SRC_SUBDIRS test"
	3824	test -z "$MAKE_TERMINFO" && SRC_SUBDIRS="$SRC_SUBDIRS misc"
	3825	test "$cf_with_cxx_binding" != no && SRC_SUBDIRS="$SRC_SUBDIRS c++"
	3826
	3827	ADA_SUBDIRS=
	3828	if test "$cf_cv_prog_gnat_correct" = yes && test -f $srcdir/Ada95/Makefile.in; then
	3829	SRC_SUBDIRS="$SRC_SUBDIRS Ada95"
	3830	ADA_SUBDIRS="gen src samples"
	3831	fi
	3832
	3833	SUB_MAKEFILES=
	3834	for cf_dir in $SRC_SUBDIRS
	3835	do
	3836	SUB_MAKEFILES="$SUB_MAKEFILES $cf_dir/Makefile"
	3837	done
	3838
	3839	if test -n "$ADA_SUBDIRS"; then
	3840	for cf_dir in $ADA_SUBDIRS
	3841	do
	3842	SUB_MAKEFILES="$SUB_MAKEFILES Ada95/$cf_dir/Makefile"
	3843	done
	3844	AC_SUBST(ADA_SUBDIRS)
	3845	fi
	3846	])dnl
	3847	dnl ---------------------------------------------------------------------------
	3848	dnl CF_STDCPP_LIBRARY version: 5 updated: 2000/08/12 23:18:52
	3849	dnl -----------------
	3850	dnl Check for -lstdc++, which is GNU's standard C++ library.
	3851	AC_DEFUN([CF_STDCPP_LIBRARY],
	3852	[
	3853	if test -n "$GXX" ; then
	3854	case $cf_cv_system_name in #(vi
	3855	os2*) #(vi
	3856	cf_stdcpp_libname=stdcpp
	3857	;;
	3858	*)
	3859	cf_stdcpp_libname=stdc++
	3860	;;
	3861	esac
	3862	AC_CACHE_CHECK(for library $cf_stdcpp_libname,cf_cv_libstdcpp,[
	3863	cf_save="$LIBS"
	3864	LIBS="$LIBS -l$cf_stdcpp_libname"
	3865	AC_TRY_LINK([
	3866	#include <strstream.h>],[
	3867	char buf[80];
	3868	strstreambuf foo(buf, sizeof(buf))
	3869	],
	3870	[cf_cv_libstdcpp=yes],
	3871	[cf_cv_libstdcpp=no])
	3872	LIBS="$cf_save"
	3873	])
	3874	test "$cf_cv_libstdcpp" = yes && CXXLIBS="$CXXLIBS -l$cf_stdcpp_libname"
	3875	fi
	3876	])dnl
	3877	dnl ---------------------------------------------------------------------------
	3878	dnl CF_STRIP_G_OPT version: 3 updated: 2002/12/21 19:25:52
	3879	dnl --------------
	3880	dnl Remove "-g" option from the compiler options
	3881	AC_DEFUN([CF_STRIP_G_OPT],
	3882	[$1=`echo ${$1} \| sed -e 's%-g %%' -e 's%-g$%%'`])dnl
	3883	dnl ---------------------------------------------------------------------------
	3884	dnl CF_STRUCT_SIGACTION version: 3 updated: 2000/08/12 23:18:52
	3885	dnl -------------------
	3886	dnl Check if we need _POSIX_SOURCE defined to use struct sigaction. We'll only
	3887	dnl do this if we've found the sigaction function.
	3888	dnl
	3889	dnl If needed, define SVR4_ACTION.
	3890	AC_DEFUN([CF_STRUCT_SIGACTION],[
	3891	if test "$ac_cv_func_sigaction" = yes; then
	3892	AC_MSG_CHECKING(whether sigaction needs _POSIX_SOURCE)
	3893	AC_TRY_COMPILE([
	3894	#include <sys/types.h>
	3895	#include <signal.h>],
	3896	[struct sigaction act],
	3897	[sigact_bad=no],
	3898	[
	3899	AC_TRY_COMPILE([
	3900	#define _POSIX_SOURCE
	3901	#include <sys/types.h>
	3902	#include <signal.h>],
	3903	[struct sigaction act],
	3904	[sigact_bad=yes
	3905	AC_DEFINE(SVR4_ACTION)],
	3906	[sigact_bad=unknown])])
	3907	AC_MSG_RESULT($sigact_bad)
	3908	fi
	3909	])dnl
	3910	dnl ---------------------------------------------------------------------------
	3911	dnl CF_STRUCT_TERMIOS version: 5 updated: 2000/11/04 12:22:46
	3912	dnl -----------------
	3913	dnl Some machines require _POSIX_SOURCE to completely define struct termios.
	3914	dnl If so, define SVR4_TERMIO
	3915	AC_DEFUN([CF_STRUCT_TERMIOS],[
	3916	AC_CHECK_HEADERS( \
	3917	termio.h \
	3918	termios.h \
	3919	unistd.h \
	3920	)
	3921	if test "$ISC" = yes ; then
	3922	AC_CHECK_HEADERS( sys/termio.h )
	3923	fi
	3924	if test "$ac_cv_header_termios_h" = yes ; then
	3925	case "$CFLAGS $CPPFLAGS" in
	3926	-D_POSIX_SOURCE)
	3927	termios_bad=dunno ;;
	3928	*) termios_bad=maybe ;;
	3929	esac
	3930	if test "$termios_bad" = maybe ; then
	3931	AC_MSG_CHECKING(whether termios.h needs _POSIX_SOURCE)
	3932	AC_TRY_COMPILE([#include <termios.h>],
	3933	[struct termios foo; int x = foo.c_iflag],
	3934	termios_bad=no, [
	3935	AC_TRY_COMPILE([
	3936	#define _POSIX_SOURCE
	3937	#include <termios.h>],
	3938	[struct termios foo; int x = foo.c_iflag],
	3939	termios_bad=unknown,
	3940	termios_bad=yes AC_DEFINE(SVR4_TERMIO))
	3941	])
	3942	AC_MSG_RESULT($termios_bad)
	3943	fi
	3944	fi
	3945	])dnl
	3946	dnl ---------------------------------------------------------------------------
	3947	dnl CF_SUBST version: 2 updated: 1997/09/06 23:41:28
	3948	dnl --------
	3949	dnl Shorthand macro for substituting things that the user may override
	3950	dnl with an environment variable.
	3951	dnl
	3952	dnl $1 = long/descriptive name
	3953	dnl $2 = environment variable
	3954	dnl $3 = default value
	3955	AC_DEFUN([CF_SUBST],
	3956	[AC_CACHE_VAL(cf_cv_subst_$2,[
	3957	AC_MSG_CHECKING(for $1 (symbol $2))
	3958	test -z "[$]$2" && $2=$3
	3959	AC_MSG_RESULT([$]$2)
	3960	AC_SUBST($2)
	3961	cf_cv_subst_$2=[$]$2])
	3962	$2=${cf_cv_subst_$2}
	3963	])dnl
	3964	dnl ---------------------------------------------------------------------------
	3965	dnl CF_SUBST_NCURSES_VERSION version: 7 updated: 2003/06/07 16:22:51
	3966	dnl ------------------------
	3967	dnl Get the version-number for use in shared-library naming, etc.
	3968	AC_DEFUN([CF_SUBST_NCURSES_VERSION],
	3969	[
	3970	NCURSES_MAJOR="`egrep '^NCURSES_MAJOR[[ ]]=' $srcdir/dist.mk \| sed -e 's/^[[^0-9]]//'`"
	3971	NCURSES_MINOR="`egrep '^NCURSES_MINOR[[ ]]=' $srcdir/dist.mk \| sed -e 's/^[[^0-9]]//'`"
	3972	NCURSES_PATCH="`egrep '^NCURSES_PATCH[[ ]]=' $srcdir/dist.mk \| sed -e 's/^[[^0-9]]//'`"
	3973	cf_cv_abi_version=${NCURSES_MAJOR}
	3974	cf_cv_rel_version=${NCURSES_MAJOR}.${NCURSES_MINOR}
	3975	dnl Show the computed version, for logging
	3976	cf_cv_timestamp=`date`
	3977	AC_MSG_RESULT(Configuring NCURSES $cf_cv_rel_version ABI $cf_cv_abi_version ($cf_cv_timestamp))
	3978	dnl We need these values in the generated headers
	3979	AC_SUBST(NCURSES_MAJOR)
	3980	AC_SUBST(NCURSES_MINOR)
	3981	AC_SUBST(NCURSES_PATCH)
	3982	dnl We need these values in the generated makefiles
	3983	AC_SUBST(cf_cv_rel_version)
	3984	AC_SUBST(cf_cv_abi_version)
	3985	AC_SUBST(cf_cv_builtin_bool)
	3986	AC_SUBST(cf_cv_header_stdbool_h)
	3987	AC_SUBST(cf_cv_type_of_bool)dnl
	3988	])dnl
	3989	dnl ---------------------------------------------------------------------------
	3990	dnl CF_SYS_TIME_SELECT version: 4 updated: 2000/10/04 09:18:40
	3991	dnl ------------------
	3992	dnl Check if we can include <sys/time.h> with <sys/select.h>; this breaks on
	3993	dnl older SCO configurations.
	3994	AC_DEFUN([CF_SYS_TIME_SELECT],
	3995	[
	3996	AC_MSG_CHECKING(if sys/time.h works with sys/select.h)
	3997	AC_CACHE_VAL(cf_cv_sys_time_select,[
	3998	AC_TRY_COMPILE([
	3999	#include <sys/types.h>
	4000	#ifdef HAVE_SYS_TIME_H
	4001	#include <sys/time.h>
	4002	#endif
	4003	#ifdef HAVE_SYS_SELECT_H
	4004	#include <sys/select.h>
	4005	#endif
	4006	],[],[cf_cv_sys_time_select=yes],
	4007	[cf_cv_sys_time_select=no])
	4008	])
	4009	AC_MSG_RESULT($cf_cv_sys_time_select)
	4010	test "$cf_cv_sys_time_select" = yes && AC_DEFINE(HAVE_SYS_TIME_SELECT)
	4011	])dnl
	4012	dnl ---------------------------------------------------------------------------
	4013	dnl CF_TYPEOF_CHTYPE version: 6 updated: 2005/06/25 16:16:34
	4014	dnl ----------------
	4015	dnl Determine the type we should use for chtype (and attr_t, which is treated
	4016	dnl as the same thing). We want around 32 bits, so on most machines want a
	4017	dnl long, but on newer 64-bit machines, probably want an int. If we're using
	4018	dnl wide characters, we have to have a type compatible with that, as well.
	4019	AC_DEFUN([CF_TYPEOF_CHTYPE],
	4020	[
	4021	AC_MSG_CHECKING([for type of chtype])
	4022	AC_CACHE_VAL(cf_cv_typeof_chtype,[
	4023	AC_TRY_RUN([
	4024	#define WANT_BITS 31
	4025	#include <stdio.h>
	4026	int main()
	4027	{
	4028	FILE *fp = fopen("cf_test.out", "w");
	4029	if (fp != 0) {
	4030	char *result = "long";
	4031	if (sizeof(unsigned long) > sizeof(unsigned int)) {
	4032	int n;
	4033	unsigned int x, y;
	4034	for (n = 0; n < WANT_BITS; n++) {
	4035	x = (1 << n);
	4036	y = (x >> n);
	4037	if (y != 1 \|\| x == 0) {
	4038	x = 0;
	4039	break;
	4040	}
	4041	}
	4042	/*
	4043	* If x is nonzero, an int is big enough for the bits
	4044	* that we want.
	4045	*/
	4046	result = (x != 0) ? "int" : "long";
	4047	}
	4048	fputs(result, fp);
	4049	fclose(fp);
	4050	}
	4051	exit(0);
	4052	}
	4053	],
	4054	[cf_cv_typeof_chtype=`cat cf_test.out`],
	4055	[cf_cv_typeof_chtype=long],
	4056	[cf_cv_typeof_chtype=long])
	4057	rm -f cf_test.out
	4058	])
	4059	AC_MSG_RESULT($cf_cv_typeof_chtype)
	4060
	4061	AC_SUBST(cf_cv_typeof_chtype)
	4062	AC_DEFINE_UNQUOTED(TYPEOF_CHTYPE,$cf_cv_typeof_chtype)
	4063	])dnl
	4064	dnl ---------------------------------------------------------------------------
	4065	dnl CF_TYPE_SIGACTION version: 3 updated: 2000/08/12 23:18:52
	4066	dnl -----------------
	4067	dnl
	4068	AC_DEFUN([CF_TYPE_SIGACTION],
	4069	[
	4070	AC_MSG_CHECKING([for type sigaction_t])
	4071	AC_CACHE_VAL(cf_cv_type_sigaction,[
	4072	AC_TRY_COMPILE([
	4073	#include <signal.h>],
	4074	[sigaction_t x],
	4075	[cf_cv_type_sigaction=yes],
	4076	[cf_cv_type_sigaction=no])])
	4077	AC_MSG_RESULT($cf_cv_type_sigaction)
	4078	test "$cf_cv_type_sigaction" = yes && AC_DEFINE(HAVE_TYPE_SIGACTION)
	4079	])dnl
	4080	dnl ---------------------------------------------------------------------------
	4081	dnl CF_UNSIGNED_LITERALS version: 2 updated: 1998/02/07 22:10:16
	4082	dnl --------------------
	4083	dnl Test if the compiler supports 'U' and 'L' suffixes. Only old compilers
	4084	dnl won't, but they're still there.
	4085	AC_DEFUN([CF_UNSIGNED_LITERALS],
	4086	[
	4087	AC_MSG_CHECKING([if unsigned literals are legal])
	4088	AC_CACHE_VAL(cf_cv_unsigned_literals,[
	4089	AC_TRY_COMPILE([],[long x = 1L + 1UL + 1U + 1],
	4090	[cf_cv_unsigned_literals=yes],
	4091	[cf_cv_unsigned_literals=no])
	4092	])
	4093	AC_MSG_RESULT($cf_cv_unsigned_literals)
	4094	])dnl
	4095	dnl ---------------------------------------------------------------------------
	4096	dnl CF_UPPER version: 5 updated: 2001/01/29 23:40:59
	4097	dnl --------
	4098	dnl Make an uppercase version of a variable
	4099	dnl $1=uppercase($2)
	4100	AC_DEFUN([CF_UPPER],
	4101	[
	4102	$1=`echo "$2" \| sed y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%`
	4103	])dnl
	4104	dnl ---------------------------------------------------------------------------
	4105	dnl CF_VERBOSE version: 2 updated: 1997/09/05 10:45:14
	4106	dnl ----------
	4107	dnl Use AC_VERBOSE w/o the warnings
	4108	AC_DEFUN([CF_VERBOSE],
	4109	[test -n "$verbose" && echo " $1" 1>&AC_FD_MSG
	4110	])dnl
	4111	dnl ---------------------------------------------------------------------------
	4112	dnl CF_WCHAR_TYPE version: 2 updated: 2004/01/17 19:18:20
	4113	dnl -------------
	4114	dnl Check if type wide-character type $1 is declared, and if so, which header
	4115	dnl file is needed. The second parameter is used to set a shell variable when
	4116	dnl the type is not found. The first parameter sets a shell variable for the
	4117	dnl opposite sense.
	4118	AC_DEFUN([CF_WCHAR_TYPE],
	4119	[
	4120	# This is needed on Tru64 5.0 to declare $1
	4121	AC_CACHE_CHECK(if we must include wchar.h to declare $1,cf_cv_$1,[
	4122	AC_TRY_COMPILE([
	4123	#include <stdlib.h>
	4124	#include <stdarg.h>
	4125	#include <stdio.h>
	4126	#ifdef HAVE_LIBUTF8_H
	4127	#include <libutf8.h>
	4128	#endif],
	4129	[$1 state],
	4130	[cf_cv_$1=no],
	4131	[AC_TRY_COMPILE([
	4132	#include <stdlib.h>
	4133	#include <stdarg.h>
	4134	#include <stdio.h>
	4135	#include <wchar.h>
	4136	#ifdef HAVE_LIBUTF8_H
	4137	#include <libutf8.h>
	4138	#endif],
	4139	[$1 value],
	4140	[cf_cv_$1=yes],
	4141	[cf_cv_$1=unknown])])])
	4142
	4143	if test "$cf_cv_$1" = yes ; then
	4144	AC_DEFINE(NEED_WCHAR_H)
	4145	NEED_WCHAR_H=1
	4146	fi
	4147
	4148	ifelse($2,,,[
	4149	# if we do not find $1 in either place, use substitution to provide a fallback.
	4150	if test "$cf_cv_$1" = unknown ; then
	4151	$2=1
	4152	fi
	4153	])
	4154	ifelse($3,,,[
	4155	# if we find $1 in either place, use substitution to provide a fallback.
	4156	if test "$cf_cv_$1" != unknown ; then
	4157	$3=1
	4158	fi
	4159	])
	4160	])dnl
	4161	dnl ---------------------------------------------------------------------------
	4162	dnl CF_WITH_ABI_VERSION version: 1 updated: 2003/09/20 18:12:49
	4163	dnl -------------------
	4164	dnl Allow library's ABI to be overridden. Generally this happens when a
	4165	dnl packager has incremented the ABI past that used in the original package,
	4166	dnl and wishes to keep doing this.
	4167	dnl
	4168	dnl $1 is the package name, if any, to derive a corresponding {package}_ABI
	4169	dnl symbol.
	4170	AC_DEFUN([CF_WITH_ABI_VERSION],[
	4171	test -z "$cf_cv_abi_version" && cf_cv_abi_version=0
	4172	AC_ARG_WITH(abi-version,
	4173	[ --with-abi-version=XXX override derived ABI version],
	4174	[AC_MSG_WARN(overriding ABI version $cf_cv_abi_version to $withval)
	4175	cf_cv_abi_version=$withval])
	4176	CF_NUMBER_SYNTAX($cf_cv_abi_version,ABI version)
	4177	ifelse($1,,,[
	4178	$1_ABI=$cf_cv_abi_version
	4179	])
	4180	])dnl
	4181	dnl ---------------------------------------------------------------------------
	4182	dnl CF_WITH_DBMALLOC version: 4 updated: 2004/02/28 05:49:27
	4183	dnl ----------------
	4184	dnl Configure-option for dbmalloc. The optional parameter is used to override
	4185	dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
	4186	AC_DEFUN([CF_WITH_DBMALLOC],[
	4187	AC_MSG_CHECKING(if you want to link with dbmalloc for testing)
	4188	AC_ARG_WITH(dbmalloc,
	4189	[ --with-dbmalloc use Conor Cahill's dbmalloc library],
	4190	[with_dbmalloc=$withval],
	4191	[with_dbmalloc=no])
	4192	AC_MSG_RESULT($with_dbmalloc)
	4193	if test "$with_dbmalloc" = yes ; then
	4194	AC_CHECK_HEADER(dbmalloc.h,
	4195	[AC_CHECK_LIB(dbmalloc,[debug_malloc]ifelse($1,,[],[,$1]))])
	4196	fi
	4197	])dnl
	4198	dnl ---------------------------------------------------------------------------
	4199	dnl CF_WITH_DMALLOC version: 4 updated: 2004/02/28 05:49:27
	4200	dnl ---------------
	4201	dnl Configure-option for dmalloc. The optional parameter is used to override
	4202	dnl the updating of $LIBS, e.g., to avoid conflict with subsequent tests.
	4203	AC_DEFUN([CF_WITH_DMALLOC],[
	4204	AC_MSG_CHECKING(if you want to link with dmalloc for testing)
	4205	AC_ARG_WITH(dmalloc,
	4206	[ --with-dmalloc use Gray Watson's dmalloc library],
	4207	[with_dmalloc=$withval],
	4208	[with_dmalloc=no])
	4209	AC_MSG_RESULT($with_dmalloc)
	4210	if test "$with_dmalloc" = yes ; then
	4211	AC_CHECK_HEADER(dmalloc.h,
	4212	[AC_CHECK_LIB(dmalloc,[dmalloc_debug]ifelse($1,,[],[,$1]))])
	4213	fi
	4214	])dnl
	4215	dnl ---------------------------------------------------------------------------
	4216	dnl CF_WITH_GPM version: 1 updated: 2005/06/25 15:47:45
	4217	dnl -----------
	4218	AC_DEFUN([CF_WITH_GPM],
	4219	[
	4220	AC_MSG_CHECKING(if you want to link with the GPM mouse library)
	4221	AC_ARG_WITH(gpm,
	4222	[ --with-gpm use Alessandro Rubini's GPM library],
	4223	[with_gpm=$withval],
	4224	[with_gpm=maybe])
	4225	AC_MSG_RESULT($with_gpm)
	4226	if test "$with_gpm" != no ; then
	4227	AC_CHECK_LIB(gpm,Gpm_Open,[
	4228	AC_CHECK_HEADER(gpm.h,[
	4229	AC_DEFINE(HAVE_GPM_H)
	4230	with_gpm=yes
	4231	],[
	4232	if test "$with_gpm" = yes ; then
	4233	AC_ERROR(Cannot find GPM header)
	4234	fi
	4235	])
	4236	],[
	4237	if test "$with_gpm" = yes ; then
	4238	AC_ERROR(Cannot link with GPM library)
	4239	fi
	4240	with_gpm=no
	4241	])
	4242	fi
	4243	])
	4244	dnl ---------------------------------------------------------------------------
	4245	dnl CF_WITH_LIBTOOL version: 9 updated: 2004/01/16 14:55:37
	4246	dnl ---------------
	4247	dnl Provide a configure option to incorporate libtool. Define several useful
	4248	dnl symbols for the makefile rules.
	4249	dnl
	4250	dnl The reference to AC_PROG_LIBTOOL does not normally work, since it uses
	4251	dnl macros from libtool.m4 which is in the aclocal directory of automake.
	4252	dnl Following is a simple script which turns on the AC_PROG_LIBTOOL macro.
	4253	dnl But that still does not work properly since the macro is expanded outside
	4254	dnl the CF_WITH_LIBTOOL macro:
	4255	dnl
	4256	dnl #!/bin/sh
	4257	dnl ACLOCAL=`aclocal --print-ac-dir`
	4258	dnl if test -z "$ACLOCAL" ; then
	4259	dnl echo cannot find aclocal directory
	4260	dnl exit 1
	4261	dnl elif test ! -f $ACLOCAL/libtool.m4 ; then
	4262	dnl echo cannot find libtool.m4 file
	4263	dnl exit 1
	4264	dnl fi
	4265	dnl
	4266	dnl LOCAL=aclocal.m4
	4267	dnl ORIG=aclocal.m4.orig
	4268	dnl
	4269	dnl trap "mv $ORIG $LOCAL" 0 1 2 5 15
	4270	dnl rm -f $ORIG
	4271	dnl mv $LOCAL $ORIG
	4272	dnl
	4273	dnl # sed the LIBTOOL= assignment to omit the current directory?
	4274	dnl sed -e 's/^LIBTOOL=.*/LIBTOOL=${LIBTOOL-libtool}/' $ACLOCAL/libtool.m4 >>$LOCAL
	4275	dnl cat $ORIG >>$LOCAL
	4276	dnl
	4277	dnl autoconf-257 $*
	4278	dnl
	4279	AC_DEFUN([CF_WITH_LIBTOOL],
	4280	[
	4281	ifdef([AC_PROG_LIBTOOL],,[
	4282	LIBTOOL=
	4283	])
	4284	# common library maintenance symbols that are convenient for libtool scripts:
	4285	LIB_CREATE='$(AR) -cr'
	4286	LIB_OBJECT='$(OBJECTS)'
	4287	LIB_SUFFIX=.a
	4288	LIB_PREP="$RANLIB"
	4289
	4290	# symbols used to prop libtool up to enable it to determine what it should be
	4291	# doing:
	4292	LIB_CLEAN=
	4293	LIB_COMPILE=
	4294	LIB_LINK=
	4295	LIB_INSTALL=
	4296	LIB_UNINSTALL=
	4297
	4298	AC_MSG_CHECKING(if you want to build libraries with libtool)
	4299	AC_ARG_WITH(libtool,
	4300	[ --with-libtool generate libraries with libtool],
	4301	[with_libtool=$withval],
	4302	[with_libtool=no])
	4303	AC_MSG_RESULT($with_libtool)
	4304	if test "$with_libtool" != "no"; then
	4305	ifdef([AC_PROG_LIBTOOL],[
	4306	# missing_content_AC_PROG_LIBTOOL{{
[2627]	4307	#bird AC_PROG_LIBTOOL
[2621]	4308	# missing_content_AC_PROG_LIBTOOL}}
	4309	],[
	4310	if test "$with_libtool" != "yes" ; then
	4311	CF_PATH_SYNTAX(with_libtool)
	4312	LIBTOOL=$with_libtool
	4313	else
	4314	AC_PATH_PROG(LIBTOOL,libtool)
	4315	fi
	4316	if test -z "$LIBTOOL" ; then
	4317	AC_MSG_ERROR(Cannot find libtool)
	4318	fi
	4319	])dnl
	4320	LIB_CREATE='$(LIBTOOL) --mode=link $(CC) -rpath $(DESTDIR)$(libdir) -version-info `cut -f1 $(srcdir)/VERSION` -o'
	4321	LIB_OBJECT='$(OBJECTS:.o=.lo)'
	4322	LIB_SUFFIX=.la
	4323	LIB_CLEAN='$(LIBTOOL) --mode=clean'
	4324	LIB_COMPILE='$(LIBTOOL) --mode=compile'
	4325	LIB_LINK='$(LIBTOOL) --mode=link'
	4326	LIB_INSTALL='$(LIBTOOL) --mode=install'
	4327	LIB_UNINSTALL='$(LIBTOOL) --mode=uninstall'
	4328	LIB_PREP=:
	4329
	4330	# Show the version of libtool
	4331	AC_MSG_CHECKING(version of libtool)
	4332
	4333	# Save the version in a cache variable - this is not entirely a good
	4334	# thing, but the version string from libtool is very ugly, and for
	4335	# bug reports it might be useful to have the original string.
	4336	cf_cv_libtool_version=`$LIBTOOL --version 2>&1 \| sed -e '2,$d' -e 's/([[^)]])//g' -e 's/^[[^1-9]]//' -e 's/[[^0-9.]].*//'`
	4337	AC_MSG_RESULT($cf_cv_libtool_version)
	4338	if test -z "$cf_cv_libtool_version" ; then
	4339	AC_MSG_ERROR(This is not libtool)
	4340	fi
	4341
	4342	# special hack to add --tag option for C++ compiler
	4343	case $cf_cv_libtool_version in
	4344	1.[[5-9]]\|[[2-9]])
	4345	LIBTOOL_CXX="$LIBTOOL --tag=CXX"
	4346	;;
	4347	*)
	4348	LIBTOOL_CXX="$LIBTOOL"
	4349	;;
	4350	esac
	4351	else
	4352	LIBTOOL=""
	4353	LIBTOOL_CXX=""
	4354	fi
	4355
	4356	test -z "$LIBTOOL" && ECHO_LT=
	4357
	4358	AC_SUBST(LIBTOOL)
	4359	AC_SUBST(LIBTOOL_CXX)
	4360
	4361	AC_SUBST(LIB_CREATE)
	4362	AC_SUBST(LIB_OBJECT)
	4363	AC_SUBST(LIB_SUFFIX)
	4364	AC_SUBST(LIB_PREP)
	4365
	4366	AC_SUBST(LIB_CLEAN)
	4367	AC_SUBST(LIB_COMPILE)
	4368	AC_SUBST(LIB_LINK)
	4369	AC_SUBST(LIB_INSTALL)
	4370	AC_SUBST(LIB_UNINSTALL)
	4371
	4372	])dnl
	4373	dnl ---------------------------------------------------------------------------
	4374	dnl CF_WITH_PATH version: 6 updated: 1998/10/11 00:40:17
	4375	dnl ------------
	4376	dnl Wrapper for AC_ARG_WITH to ensure that user supplies a pathname, not just
	4377	dnl defaulting to yes/no.
	4378	dnl
	4379	dnl $1 = option name
	4380	dnl $2 = help-text
	4381	dnl $3 = environment variable to set
	4382	dnl $4 = default value, shown in the help-message, must be a constant
	4383	dnl $5 = default value, if it's an expression & cannot be in the help-message
	4384	dnl
	4385	AC_DEFUN([CF_WITH_PATH],
	4386	[AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
	4387	ifelse($4,,[withval="${$3}"],[withval="${$3-ifelse($5,,$4,$5)}"]))dnl
	4388	CF_PATH_SYNTAX(withval)
	4389	eval $3="$withval"
	4390	AC_SUBST($3)dnl
	4391	])dnl
	4392	dnl ---------------------------------------------------------------------------
	4393	dnl CF_WITH_PATHLIST version: 5 updated: 2001/12/10 01:28:30
	4394	dnl ----------------
	4395	dnl Process an option specifying a list of colon-separated paths.
	4396	dnl
	4397	dnl $1 = option name
	4398	dnl $2 = help-text
	4399	dnl $3 = environment variable to set
	4400	dnl $4 = default value, shown in the help-message, must be a constant
	4401	dnl $5 = default value, if it's an expression & cannot be in the help-message
	4402	dnl $6 = flag to tell if we want to define or substitute
	4403	dnl
	4404	AC_DEFUN([CF_WITH_PATHLIST],[
	4405	AC_REQUIRE([CF_PATHSEP])
	4406	AC_ARG_WITH($1,[$2 ](default: ifelse($4,,empty,$4)),,
	4407	ifelse($4,,[withval=${$3}],[withval=${$3-ifelse($5,,$4,$5)}]))dnl
	4408
	4409	IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${PATHSEP}"
	4410	cf_dst_path=
	4411	for cf_src_path in $withval
	4412	do
	4413	CF_PATH_SYNTAX(cf_src_path)
	4414	test -n "$cf_dst_path" && cf_dst_path="${cf_dst_path}:"
	4415	cf_dst_path="${cf_dst_path}${cf_src_path}"
	4416	done
	4417	IFS="$ac_save_ifs"
	4418
	4419	ifelse($6,define,[
	4420	# Strip single quotes from the value, e.g., when it was supplied as a literal
	4421	# for $4 or $5.
	4422	case $cf_dst_path in #(vi
	4423	\'*)
	4424	cf_dst_path=`echo $cf_dst_path \|sed -e s/\'// -e s/\'\$//`
	4425	;;
	4426	esac
	4427	cf_dst_path=`echo "$cf_dst_path" \| sed -e 's/\\\\/\\\\\\\\/g'`
	4428	])
	4429
	4430	eval '$3="$cf_dst_path"'
	4431	AC_SUBST($3)dnl
	4432
	4433	])dnl
	4434	dnl ---------------------------------------------------------------------------
	4435	dnl CF_WITH_REL_VERSION version: 1 updated: 2003/09/20 18:12:49
	4436	dnl -------------------
	4437	dnl Allow library's release-version to be overridden. Generally this happens when a
	4438	dnl packager has incremented the release-version past that used in the original package,
	4439	dnl and wishes to keep doing this.
	4440	dnl
	4441	dnl $1 is the package name, if any, to derive corresponding {package}_MAJOR
	4442	dnl and {package}_MINOR symbols
	4443	dnl symbol.
	4444	AC_DEFUN([CF_WITH_REL_VERSION],[
	4445	test -z "$cf_cv_rel_version" && cf_cv_rel_version=0.0
	4446	AC_ARG_WITH(rel-version,
	4447	[ --with-rel-version=XXX override derived release version],
	4448	[AC_MSG_WARN(overriding release version $cf_cv_rel_version to $withval)
	4449	cf_cv_rel_version=$withval])
	4450	ifelse($1,,[
	4451	CF_NUMBER_SYNTAX($cf_cv_rel_version,Release version)
	4452	],[
	4453	$1_MAJOR=`echo "$cf_cv_rel_version" \| sed -e 's/\..*//'`
	4454	$1_MINOR=`echo "$cf_cv_rel_version" \| sed -e 's/^[[^.]]//' -e 's/^\.//' -e 's/\..//'`
	4455	CF_NUMBER_SYNTAX([$]$1_MAJOR,Release major-version)
	4456	CF_NUMBER_SYNTAX([$]$1_MINOR,Release minor-version)
	4457	])
	4458	])dnl
	4459	dnl ---------------------------------------------------------------------------
	4460	dnl CF_WITH_SYSMOUSE version: 2 updated: 2003/03/22 19:13:43
	4461	dnl ----------------
	4462	dnl If we can compile with sysmouse, make it available unless it is not wanted.
	4463	AC_DEFUN([CF_WITH_SYSMOUSE],[
	4464	# not everyone has "test -c"
	4465	if test -c /dev/sysmouse 2>/dev/null ; then
	4466	AC_MSG_CHECKING(if you want to use sysmouse)
	4467	AC_ARG_WITH(sysmouse,
	4468	[ --with-sysmouse use sysmouse (FreeBSD console)],
	4469	[cf_with_sysmouse=$withval],
	4470	[cf_with_sysmouse=maybe])
	4471	if test "$cf_with_sysmouse" != no ; then
	4472	AC_TRY_COMPILE([
	4473	#include <osreldate.h>
	4474	#if (__FreeBSD_version >= 400017)
	4475	#include <sys/consio.h>
	4476	#include <sys/fbio.h>
	4477	#else
	4478	#include <machine/console.h>
	4479	#endif
	4480	],[
	4481	struct mouse_info the_mouse;
	4482	ioctl(0, CONS_MOUSECTL, &the_mouse);
	4483	],[cf_with_sysmouse=yes],[cf_with_sysmouse=no])
	4484	fi
	4485	AC_MSG_RESULT($cf_with_sysmouse)
	4486	test "$cf_with_sysmouse" = yes && AC_DEFINE(USE_SYSMOUSE)
	4487	fi
	4488	])dnl
	4489	dnl ---------------------------------------------------------------------------
	4490	dnl CF_XOPEN_SOURCE version: 22 updated: 2005/08/06 18:06:32
	4491	dnl ---------------
	4492	dnl Try to get _XOPEN_SOURCE defined properly that we can use POSIX functions,
	4493	dnl or adapt to the vendor's definitions to get equivalent functionality.
	4494	dnl
	4495	dnl Parameters:
	4496	dnl $1 is the nominal value for _XOPEN_SOURCE
	4497	dnl $2 is the nominal value for _POSIX_C_SOURCE
	4498	AC_DEFUN([CF_XOPEN_SOURCE],[
	4499
	4500	AC_REQUIRE([CF_PROG_CC_U_D])
	4501
	4502	cf_XOPEN_SOURCE=ifelse($1,,500,$1)
	4503	cf_POSIX_C_SOURCE=ifelse($2,,199506L,$2)
	4504
	4505	case $host_os in #(vi
	4506	aix[[45]]*) #(vi
	4507	CPPFLAGS="$CPPFLAGS -D_ALL_SOURCE"
	4508	;;
	4509	darwin*) #(vi
	4510	# setting _XOPEN_SOURCE breaks things on Darwin
	4511	;;
[2631]	4512	freebsd\|emx\|os2*) #(vi
[2621]	4513	# 5.x headers associate
	4514	# _XOPEN_SOURCE=600 with _POSIX_C_SOURCE=200112L
	4515	# _XOPEN_SOURCE=500 with _POSIX_C_SOURCE=199506L
	4516	cf_POSIX_C_SOURCE=200112L
	4517	cf_XOPEN_SOURCE=600
	4518	CPPFLAGS="$CPPFLAGS -D_BSD_TYPES -D__BSD_VISIBLE -D_POSIX_C_SOURCE=$cf_POSIX_C_SOURCE -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
	4519	;;
	4520	hpux*) #(vi
	4521	CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE"
	4522	;;
	4523	irix[[56]].*) #(vi
	4524	CPPFLAGS="$CPPFLAGS -D_SGI_SOURCE"
	4525	;;
	4526	linux\|gnu) #(vi
	4527	CF_GNU_SOURCE
	4528	;;
	4529	mirbsd*) #(vi
	4530	# setting _XOPEN_SOURCE or _POSIX_SOURCE breaks <arpa/inet.h>
	4531	;;
	4532	netbsd*) #(vi
	4533	# setting _XOPEN_SOURCE breaks IPv6 for lynx on NetBSD 1.6, breaks xterm, is not needed for ncursesw
	4534	;;
	4535	openbsd*) #(vi
	4536	# setting _XOPEN_SOURCE breaks xterm on OpenBSD 2.8, is not needed for ncursesw
	4537	;;
	4538	osf[[45]]*) #(vi
	4539	CPPFLAGS="$CPPFLAGS -D_OSF_SOURCE"
	4540	;;
	4541	nto-qnx*) #(vi
	4542	CPPFLAGS="$CPPFLAGS -D_QNX_SOURCE"
	4543	;;
	4544	sco*) #(vi
	4545	# setting _XOPEN_SOURCE breaks Lynx on SCO Unix / OpenServer
	4546	;;
	4547	solaris*) #(vi
	4548	CPPFLAGS="$CPPFLAGS -D__EXTENSIONS__"
	4549	;;
	4550	*)
	4551	AC_CACHE_CHECK(if we should define _XOPEN_SOURCE,cf_cv_xopen_source,[
	4552	AC_TRY_COMPILE([#include <sys/types.h>],[
	4553	#ifndef _XOPEN_SOURCE
	4554	make an error
	4555	#endif],
	4556	[cf_cv_xopen_source=no],
	4557	[cf_save="$CPPFLAGS"
	4558	CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_XOPEN_SOURCE"
	4559	AC_TRY_COMPILE([#include <sys/types.h>],[
	4560	#ifdef _XOPEN_SOURCE
	4561	make an error
	4562	#endif],
	4563	[cf_cv_xopen_source=no],
	4564	[cf_cv_xopen_source=$cf_XOPEN_SOURCE])
	4565	CPPFLAGS="$cf_save"
	4566	])
	4567	])
	4568	if test "$cf_cv_xopen_source" != no ; then
	4569	CF_REMOVE_DEFINE(CFLAGS,$CFLAGS,_XOPEN_SOURCE)
	4570	CF_REMOVE_DEFINE(CPPFLAGS,$CPPFLAGS,_XOPEN_SOURCE)
	4571	test "$cf_cv_cc_u_d_options" = yes && \
	4572	CPPFLAGS="$CPPFLAGS -U_XOPEN_SOURCE"
	4573	CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=$cf_cv_xopen_source"
	4574	fi
	4575	CF_POSIX_C_SOURCE($cf_POSIX_C_SOURCE)
	4576	;;
	4577	esac
	4578	])

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