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#! /bin/sh
# Copyright (C) 1998-2015 Free Software Foundation, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Removing subdir objects does not cause too much 'rm' invocations.
# Also, if we rename a source file in a subdirectory, the stale
# compiled object corresponding to the old name still gets removed
# by "make mostlyclean". See automake bug#10697.
# This is the libtool case. Keep this test in sync with sister test
# 'subobj-clean-pr10697.sh', which deals with the non-libtool case.
required='cc libtoolize'
. test-init.sh
cat >> configure.ac << 'END'
AM_PROG_AR
AC_PROG_LIBTOOL
AC_PROG_CC
AC_OUTPUT
END
oPATH=$PATH
ocwd=$(pwd) || fatal_ "getting current working directory"
# An rm(1) wrapper that fails when invoked too many times.
mkdir rm-wrap
max_rm_invocations=6
count_file=$ocwd/rm-wrap/count
cat > rm-wrap/rm <<END
#!$AM_TEST_RUNNER_SHELL -e
count=\$((\$(cat '$count_file') + 1))
if ! test \$count -le $max_rm_invocations; then
echo "rm invoked more than $max_rm_invocations times" >&2
exit 1
fi
echo "\$count" > '$count_file'
PATH='$oPATH'; export PATH
exec rm "\$@"
END
chmod a+x rm-wrap/rm
echo "0" > rm-wrap/count
cat > Makefile.am <<'END'
.PHONY: sanity-check-rm
sanity-check-rm:
rm -f 1
rm -f 2
rm -f 3
rm -f 4
rm -f 5
rm -f 6
rm -f x && exit 1; :
echo "0" > rm-wrap/count
AUTOMAKE_OPTIONS = subdir-objects
lib_LTLIBRARIES = libfoo.la
libfoo_la_SOURCES = \
sub1/a.c \
sub1/b.c \
sub1/c.c \
sub1/d.c \
sub1/e.c \
sub1/f.c \
sub2/a.c \
sub2/b.c \
sub2/c.c \
sub2/d.c \
sub2/e.c \
sub2/f.c \
main.c
END
mkdir sub1 sub2
echo 'int libmain (void)' > main.c
echo '{' >> main.c
for i in 1 2; do
for j in a b c d e f; do
echo "void $j$i (void) { }" > sub$i/$j.c
echo " $j$i ();" >> main.c
done
done
echo ' return 0;' >> main.c
echo '}' >> main.c
cat main.c # For debugging.
libtoolize
$ACLOCAL
$AUTOCONF
$AUTOMAKE -a
./configure
# The use of this variable is only meant to keep us better in sync
# with the sister test 'subobj-clean-pr10697.sh'.
OBJEXT=lo
$MAKE
# This must go after configure, since that will invoke rm many times.
PATH=$ocwd/rm-wrap$PATH_SEPARATOR$PATH; export PATH
$MAKE sanity-check-rm || fatal_ "rm wrapper doesn't work as expected"
$MAKE mostlyclean
ls -l . sub1 sub2
for i in 1 2; do
for j in a b c d e f; do
test ! -e sub$i/$j.o
test ! -e sub$i/$j.obj
test ! -e sub$i/$j.lo
test -f sub$i/$j.c || exit 99 # Sanity check
done
done
PATH=$oPATH; export PATH
rm -rf rm-wrap
$MAKE clean
$MAKE
test -f sub1/a.$OBJEXT
test -f sub2/d.$OBJEXT
$sleep
mv -f sub2/d.c sub2/x.c
rm -f sub1/a.c
sed -e '/ a1 ()/d' main.c > t
mv -f t main.c
sed -e '/sub1\/a\.c/d' -e 's|sub2/d\.c|sub2/x.c|' Makefile.am > t
mv -f t Makefile.am
using_gmake || $MAKE Makefile
$MAKE
test -f sub2/x.$OBJEXT
# The stale objects are still there after a mere "make all" ...
test -f sub1/a.$OBJEXT
test -f sub2/a.$OBJEXT
# ... but they get removed by "make mostlyclean" ...
$MAKE mostlyclean
test ! -e sub1/a.$OBJEXT
test ! -e sub2/d.$OBJEXT
# ... and do not get rebuilt ...
$MAKE clean
$MAKE all
test ! -e sub1/a.$OBJEXT
test ! -e sub2/d.$OBJEXT
# ... while the non-stale files do.
test -f sub1/b.$OBJEXT
test -f sub2/x.$OBJEXT
:
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