| 1 | # Configuration for grep
|
|---|
| 2 | #
|
|---|
| 3 | # Alain Magloire <alainm@gnu.org>
|
|---|
| 4 | # Bernhard Rosenkraenzer <bero@arklinux.org>
|
|---|
| 5 | #
|
|---|
| 6 | dnl Process this file with autoconf to produce a configure script
|
|---|
| 7 | AC_INIT(src/grep.c)
|
|---|
| 8 | AC_DEFINE(GREP, 1, [We are building grep])
|
|---|
| 9 | AC_PREREQ(2.53)
|
|---|
| 10 |
|
|---|
| 11 | dnl Automake stuff.
|
|---|
| 12 | AM_INIT_AUTOMAKE(grep, 2.5.1)
|
|---|
| 13 | AM_CONFIG_HEADER(config.h:config.hin)
|
|---|
| 14 |
|
|---|
| 15 | dnl Check for arguments
|
|---|
| 16 | AC_ARG_ENABLE(perl-regexp,
|
|---|
| 17 | [ --disable-perl-regexp disable perl-regexp],
|
|---|
| 18 | [case "${enableval}" in
|
|---|
| 19 | yes) testpcre=yes ;;
|
|---|
| 20 | no) testpcre=no ;;
|
|---|
| 21 | *) AC_MSG_ERROR(bad value ${enableval} for --disable-perl-regexp) ;;
|
|---|
| 22 | esac],[testpcre=yes])
|
|---|
| 23 |
|
|---|
| 24 | dnl Checks for programs.
|
|---|
| 25 | AC_CANONICAL_HOST
|
|---|
| 26 | AC_PROG_AWK
|
|---|
| 27 | AC_PROG_CC
|
|---|
| 28 | AC_PROG_INSTALL
|
|---|
| 29 | AC_PROG_RANLIB
|
|---|
| 30 |
|
|---|
| 31 | dnl Checks for typedefs, structures, and compiler characteristics.
|
|---|
| 32 | AC_SYS_LARGEFILE
|
|---|
| 33 | AM_C_PROTOTYPES
|
|---|
| 34 | AC_TYPE_SIZE_T
|
|---|
| 35 | AC_CHECK_TYPE(ssize_t, int)
|
|---|
| 36 | AC_C_CONST
|
|---|
| 37 | jm_AC_TYPE_UINTMAX_T
|
|---|
| 38 |
|
|---|
| 39 | dnl Checks for header files.
|
|---|
| 40 | AC_HEADER_STDC
|
|---|
| 41 | AC_CHECK_HEADERS(string.h stdlib.h sys/param.h memory.h unistd.h libintl.h)
|
|---|
| 42 | AC_CHECK_HEADERS(wctype.h wchar.h)
|
|---|
| 43 | AC_HEADER_DIRENT
|
|---|
| 44 | AC_HEADER_STAT
|
|---|
| 45 | AC_MBSTATE_T
|
|---|
| 46 |
|
|---|
| 47 | dnl Checks for functions.
|
|---|
| 48 | AC_FUNC_ALLOCA
|
|---|
| 49 | AC_FUNC_CLOSEDIR_VOID
|
|---|
| 50 | AC_FUNC_MMAP
|
|---|
| 51 |
|
|---|
| 52 | dnl getpagesize is checked for by AC_FUNC_MMAP.
|
|---|
| 53 | AC_CHECK_FUNCS(btowc isascii memmove setmode strerror wctype mbrtowc)
|
|---|
| 54 | AC_REPLACE_FUNCS(memchr stpcpy strtoul atexit fnmatch)
|
|---|
| 55 | jm_AC_PREREQ_XSTRTOUMAX
|
|---|
| 56 |
|
|---|
| 57 | dnl Replace this with jm_CHECK_DECLS once autoconf 2.15 is out.
|
|---|
| 58 | jm_CHECK_DECLARATIONS([#include <stdlib.h>], [strtoul strtoull])
|
|---|
| 59 | test $jm_cv_func_decl_strtoul != yes
|
|---|
| 60 | AC_DEFINE_UNQUOTED([HAVE_DECL_STRTOUL], $?,
|
|---|
| 61 | [Define if <stdlib.h> declares strtoul.])
|
|---|
| 62 | test $jm_cv_func_decl_strtoull != yes
|
|---|
| 63 | AC_DEFINE_UNQUOTED([HAVE_DECL_STRTOULL], $?,
|
|---|
| 64 | [Define if <stdlib.h> declares strtoull.])
|
|---|
| 65 |
|
|---|
| 66 | dnl for VC++
|
|---|
| 67 | case "$ac_cv_prog_CC" in
|
|---|
| 68 | cl*) AC_DEFINE([alloca], _alloca, [Define if your compiler is broken]) ;;
|
|---|
| 69 | *) ;;
|
|---|
| 70 | esac
|
|---|
| 71 |
|
|---|
| 72 | dnl I18N feature
|
|---|
| 73 | ALL_LINGUAS="cs de el eo es et fr gl hr id it ja ko nl no pl pt_BR ru sl sv"
|
|---|
| 74 | AM_GNU_GETTEXT
|
|---|
| 75 |
|
|---|
| 76 | dnl DOS file name convention
|
|---|
| 77 | dnl sets HAVE_DOS_FILE_NAMES
|
|---|
| 78 | AC_DOSFILE
|
|---|
| 79 |
|
|---|
| 80 | dnl check for the environ separator
|
|---|
| 81 | dnl sets SEP
|
|---|
| 82 | AM_SEP
|
|---|
| 83 |
|
|---|
| 84 | dnl OS specifics
|
|---|
| 85 | dnl sets {EXE,OBJ}EXT
|
|---|
| 86 | AC_EXEEXT
|
|---|
| 87 | dnl Invoke the (capitalized) ac_objext macro without spelling its name.
|
|---|
| 88 | dnl This works around a bug in automake 1.4 with ansi2knr.
|
|---|
| 89 | dnl Automake looks for (capitalized) ac_objext by grepping for it,
|
|---|
| 90 | dnl so it won't find it in this file.
|
|---|
| 91 | ifelse(,, [AC][_OBJEXT])
|
|---|
| 92 |
|
|---|
| 93 | dnl some folks ask for this, that's fine by me
|
|---|
| 94 | dnl hope they know what they're doing ...
|
|---|
| 95 | dnl if glibc2 regex is not included
|
|---|
| 96 |
|
|---|
| 97 | dnl Many GNU/Linux people have different
|
|---|
| 98 | dnl glibc versions with buggy regex.
|
|---|
| 99 | jm_INCLUDED_REGEX(lib/regex.c)
|
|---|
| 100 |
|
|---|
| 101 | dnl Many people on non-GNU/Linux systems don't have getopt
|
|---|
| 102 | AC_CHECK_FUNC(getopt_long,
|
|---|
| 103 | [
|
|---|
| 104 | AC_ARG_WITH(included-getopt,
|
|---|
| 105 | [ --with-included-getopt Use the included getopt rather than glibc's],
|
|---|
| 106 | with_getopt=$withval,
|
|---|
| 107 | with_getopt=$no)
|
|---|
| 108 | if test "x$with_getopt" = xyes; then
|
|---|
| 109 | AC_LIBOBJ(getopt)
|
|---|
| 110 | AC_LIBOBJ(getopt1)
|
|---|
| 111 | fi
|
|---|
| 112 | ],
|
|---|
| 113 | [
|
|---|
| 114 | AC_LIBOBJ(getopt)
|
|---|
| 115 | AC_LIBOBJ(getopt1)
|
|---|
| 116 | ])
|
|---|
| 117 |
|
|---|
| 118 | dnl Some installers want to be informed if we do not use our regex.
|
|---|
| 119 | dnl For example, if the host platform uses dynamic linking and the installer
|
|---|
| 120 | dnl knows that the grep may be invoked on other hosts with buggy libraries,
|
|---|
| 121 | dnl then the installer should configure --with-included-regex.
|
|---|
| 122 | if test "$jm_with_regex" = no; then
|
|---|
| 123 | AC_MSG_WARN(Included lib/regex.c not used)
|
|---|
| 124 | fi
|
|---|
| 125 |
|
|---|
| 126 | dnl These are the prerequisite macros for GNU's error.c file.
|
|---|
| 127 | AC_FUNC_STRERROR_R
|
|---|
| 128 | jm_PREREQ_ERROR
|
|---|
| 129 |
|
|---|
| 130 | dnl Determine whether malloc accepts 0 as its argument.
|
|---|
| 131 | dnl If it doesn't, arrange to use the replacement function.
|
|---|
| 132 | jm_FUNC_MALLOC
|
|---|
| 133 | jm_FUNC_REALLOC
|
|---|
| 134 |
|
|---|
| 135 | # support for pcre
|
|---|
| 136 | if test x"$testpcre" = x"yes"; then
|
|---|
| 137 | if pcre-config --cflags >/dev/null 2>&1; then
|
|---|
| 138 | CFLAGS="$CFLAGS `pcre-config --cflags`"
|
|---|
| 139 | LIBS="$LIBS `pcre-config --libs`"
|
|---|
| 140 | fi
|
|---|
| 141 | AC_CHECK_LIB(pcre, pcre_exec)
|
|---|
| 142 | fi
|
|---|
| 143 |
|
|---|
| 144 | AC_OUTPUT(Makefile lib/Makefile lib/posix/Makefile src/Makefile tests/Makefile po/Makefile.in intl/Makefile doc/Makefile m4/Makefile vms/Makefile bootstrap/Makefile, [sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile; echo timestamp > stamp-h])
|
|---|
