113 lines
2.7 KiB
Bash
113 lines
2.7 KiB
Bash
#! /bin/sh
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# Copyright (C) 2010-2017 Free Software Foundation, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test remake rules when acinclude.m4 or its prerequisites change.
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# Keep in sync with the other sister tests 'remake-after-*.sh'.
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. test-init.sh
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magic1=::MagicStringOne::
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magic2=__MagicStringTwo__
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if using_gmake; then
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remake_() { $MAKE nil; }
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else
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remake_() { $MAKE Makefile && $MAKE foo.sh; }
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fi
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cat >> configure.ac <<END
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FINGERPRINT='my_fingerprint'
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AC_SUBST([FINGERPRINT])
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AC_CONFIG_FILES([foo.sh:foo.in], [chmod a+x foo.sh])
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AC_OUTPUT
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END
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cat > Makefile.am <<'END'
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nil:
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.PHONY: nil
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# The right way to extend an autogenerated aclocal.m4 is to provide
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# an acinclude.m4 file.
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$(srcdir)/acinclude.m4: $(srcdir)/tweak-acinclude-m4
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$(SHELL) $(srcdir)/tweak-acinclude-m4 <$@ >$@-t
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mv -f $@-t $@
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touch $@
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EXTRA_DIST = $(srcdir)/tweak-acinclude-m4
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# Used by "make distcheck" later.
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check-local:
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test x'$(FINGERPRINT)' = x'DummyValue'
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test x"`./foo.sh`" = x"DummyValue"
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END
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cat > foo.in <<END
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#!/bin/sh
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echo '@FINGERPRINT@'
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END
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echo "AC_DEFUN([my_fingerprint], [BadBadBad])" > acinclude.m4
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echo : > tweak-acinclude-m4 # It is a no-op by default.
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$ACLOCAL
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$AUTOCONF
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$AUTOMAKE
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for vpath in : false; do
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if $vpath; then
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mkdir build
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cd build
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srcdir=..
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else
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srcdir=.
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fi
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$srcdir/configure
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$MAKE # Should be a no-op.
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$sleep
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echo "AC_DEFUN([my_fingerprint], [$magic1])" > $srcdir/acinclude.m4
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remake_
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$FGREP FINGERPRINT Makefile # For debugging.
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$FGREP $magic1 Makefile
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test x"$(./foo.sh)" = x"$magic1"
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$sleep
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echo "echo 'AC_DEFUN([my_fingerprint], [$magic2])'" \
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> $srcdir/tweak-acinclude-m4
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remake_
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$FGREP FINGERPRINT Makefile # For debugging.
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$FGREP $magic1 Makefile && exit 1
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$FGREP $magic2 Makefile
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test x"$(./foo.sh)" = x"$magic2"
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$sleep
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echo : > $srcdir/tweak-acinclude-m4 # Make it a no-op again.
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echo "AC_DEFUN([my_fingerprint], [DummyValue])" > $srcdir/acinclude.m4
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using_gmake || remake_
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$MAKE distcheck
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$FGREP $magic1 Makefile && exit 1 # Sanity check.
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$FGREP $magic2 Makefile && exit 1 # Likewise.
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$MAKE distclean
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cd $srcdir
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done
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:
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