| 1 | #! /bin/sh
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| 2 | # Copyright (C) 2004 Free Software Foundation, Inc.
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| 3 | #
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| 4 | # This file is part of GNU Automake.
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| 5 | #
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| 6 | # GNU Automake is free software; you can redistribute it and/or modify
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| 7 | # it under the terms of the GNU General Public License as published by
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| 8 | # the Free Software Foundation; either version 2, or (at your option)
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| 9 | # any later version.
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| 10 | #
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| 11 | # GNU Automake is distributed in the hope that it will be useful,
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| 12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | # GNU General Public License for more details.
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| 15 | #
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| 16 | # You should have received a copy of the GNU General Public License
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| 17 | # along with Automake; see the file COPYING. If not, write to
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| 18 | # the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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| 19 | # Boston, MA 02110-1301, USA.
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| 20 |
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| 21 | # Make sure m4_included files are also scanned for definitions.
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| 22 | # Report from Phil Edwards.
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| 23 |
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| 24 | required=GNUmake
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| 25 | . ./defs || exit 1
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| 26 |
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| 27 | set -e
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| 28 |
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| 29 | cat >> configure.in << 'END'
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| 30 | AM_PROG_LIBTOOL
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| 31 | AC_OUTPUT
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| 32 | END
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| 33 |
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| 34 | echo 'm4_include([a.m4])' > acinclude.m4
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| 35 | echo 'm4_include([b.m4])' > a.m4
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| 36 | cat >b.m4 <<EOF
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| 37 | m4_include([c.m4])
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| 38 | AC_DEFUN([AM_PROG_LIBTOOL],
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| 39 | [AC_REQUIRE([SOMETHING])dnl
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| 40 | AC_REQUIRE([SOMETHING_ELSE])dnl
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| 41 | ])
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| 42 |
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| 43 | AC_DEFUN([SOMETHING])
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| 44 | EOF
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| 45 | echo 'm4_include([d.m4])' > c.m4
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| 46 | echo 'AC_DEFUN([SOMETHING_ELSE])' >d.m4
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| 47 |
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| 48 | mkdir defs
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| 49 | echo 'AC_DEFUN([SOMETHING_ELSE])' >defs/e.m4
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| 50 | echo 'AC_DEFUN([ANOTHER_MACRO])' >defs/f.m4
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| 51 |
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| 52 | cat >>Makefile.am<<\EOF
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| 53 | ACLOCAL_AMFLAGS = -I defs
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| 54 | testdist1: distdir
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| 55 | test -f $(distdir)/acinclude.m4
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| 56 | test -f $(distdir)/a.m4
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| 57 | test -f $(distdir)/b.m4
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| 58 | test -f $(distdir)/c.m4
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| 59 | test -f $(distdir)/d.m4
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| 60 | test ! -d $(distdir)/defs
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| 61 | testdist2: distdir
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| 62 | test -f $(distdir)/acinclude.m4
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| 63 | test -f $(distdir)/a.m4
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| 64 | test -f $(distdir)/b.m4
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| 65 | test -f $(distdir)/c.m4
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| 66 | test -f $(distdir)/d.m4
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| 67 | test ! -f $(distdir)/defs/e.m4
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| 68 | test -f $(distdir)/defs/f.m4
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| 69 | EOF
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| 70 |
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| 71 | $ACLOCAL -I defs
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| 72 |
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| 73 | $FGREP acinclude.m4 aclocal.m4
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| 74 | # None of the following macro should be included. acinclude.m4
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| 75 | # includes the first four, and the last two are not needed at all.
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| 76 | $FGREP a.m4 aclocal.m4 && exit 1
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| 77 | $FGREP b.m4 aclocal.m4 && exit 1
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| 78 | $FGREP c.m4 aclocal.m4 && exit 1
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| 79 | $FGREP d.m4 aclocal.m4 && exit 1
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| 80 | $FGREP defs/e.m4 aclocal.m4 && exit 1
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| 81 | $FGREP defs/f.m4 aclocal.m4 && exit 1
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| 82 |
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| 83 | $AUTOCONF
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| 84 | $AUTOMAKE
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| 85 |
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| 86 | ./configure
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| 87 | $MAKE testdist1
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| 88 |
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| 89 | cp aclocal.m4 stamp
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| 90 | $sleep
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| 91 |
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| 92 | cat >>c.m4 <<\EOF
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| 93 | AC_DEFUN([FOO], [ANOTHER_MACRO])
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| 94 | EOF
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| 95 | $MAKE
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| 96 | # Because c.m4 has changed, aclocal.m4 must have been rebuilt.
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| 97 | test `ls -1t aclocal.m4 stamp | sed 1q` = aclocal.m4
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| 98 | # However, since FOO is not used, f.m4 should not be included
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| 99 | # and the contents of aclocal.m4 should remain the same
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| 100 | cmp aclocal.m4 stamp
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| 101 |
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| 102 |
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| 103 | # If FOO where to be used, that would be another story, of course.
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| 104 | cat >>configure.in <<EOF
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| 105 | FOO
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| 106 | EOF
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| 107 | cp aclocal.m4 stamp
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| 108 | $sleep
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| 109 | $MAKE
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| 110 | grep 'defs/f.m4' aclocal.m4
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| 111 | $MAKE testdist2
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| 112 |
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| 113 | # Make sure aclocal diagnose missing included files with correct `file:line:'.
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| 114 | rm -f b.m4
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| 115 | $ACLOCAL 2>stderr && exit 1
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| 116 | grep 'a.m4:1:.*b.m4.*does not exist' stderr
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