libtool/tests/cwrapper.at
Ralf Wildenhues 5ca9b3ec6b Fix cwrapper test failure with --disable-static.
* tests/cwrapper.at (cwrapper and installed shared libraries):
Compile program source without libtool, so we can be sure a
non-PIC object will be created.

Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2010-11-10 19:28:11 +01:00

264 lines
7.8 KiB
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# cwrapper.at -- test cwrapper compliance with standards -*- Autotest -*-
# Copyright (C) 2009, 2010 Free Software Foundation, Inc.
# Written by Charles Wilson, 2009
#
# This file is part of GNU Libtool.
#
# GNU Libtool 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 of
# the License, or (at your option) any later version.
#
# GNU Libtool 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 GNU Libtool; see the file COPYING. If not, a copy
# can be downloaded from http://www.gnu.org/licenses/gpl.html,
# or obtained by writing to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
####
AT_SETUP([cwrapper for uninstalled executables])
AT_KEYWORDS([libtool])
# make sure existing libtool is configured for shared libraries
AT_CHECK([$LIBTOOL --features | grep 'disable shared libraries' && exit 77],
[1], [ignore])
AT_DATA([trivial.c],
[[
int main (void)
{
return 0;
}
]])
AT_DATA([liba.c],
[[int liba_func1 (int arg)
{
return arg + 1;
}
]])
AT_DATA([usea.c],
[[extern int liba_func1 (int arg);
int main (void)
{
int a = 2;
int b = liba_func1 (a);
if (b == 3) return 0;
return 1;
}
]])
orig_CFLAGS=$CFLAGS
orig_LIBTOOL=$LIBTOOL
for restrictive_flags in '-Wall -Werror' '-std=c89 -Wall -Werror' '-std=c99 -Wall -Werror'; do
CFLAGS="$orig_CFLAGS $restrictive_flags"
sed "s/LTCFLAGS=.*/&' $restrictive_flags'/" < "$orig_LIBTOOL" > ./libtool
chmod +x libtool
LIBTOOL=./libtool
# Make sure $restrictive_flags do not cause a failure
# themselves (e.g. because a non-gcc compiler doesn't
# understand them). Tru64 cc only fails when linking.
$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS trivial.c || continue
AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c liba.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -version-info=0.0.0 -no-undefined -o liba.la -rpath /foo liba.lo],
[], [ignore], [ignore])
AT_CHECK([test -f liba.la])
AT_CHECK([$CC $CPPFLAGS $CFLAGS -c usea.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o usea$EXEEXT usea.$OBJEXT liba.la],
[], [ignore], [ignore])
LT_AT_EXEC_CHECK([./usea], [0], [ignore], [ignore], [])
done
# Test run-time activation of wrapper debugging.
# This is not part of the loop above, because we
# need to check, not ignore, the output.
CFLAGS="$orig_CFLAGS"
LIBTOOL=$orig_LIBTOOL
AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c liba.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -no-undefined -o liba.la -rpath /foo liba.lo],
[], [ignore], [ignore])
AT_CHECK([test -f liba.la])
AT_CHECK([$CC $CPPFLAGS $CFLAGS -c usea.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o usea$EXEEXT usea.$OBJEXT liba.la],
[], [ignore], [ignore])
LT_AT_EXEC_CHECK([./usea], [0], [ignore], [stderr], [--lt-debug])
LT_AT_UNIFY_NL([stderr])
AT_CHECK([grep 'libtool wrapper' stderr], [0], [ignore], [ignore])
# Test compile-time activation of wrapper debugging.
# We structure this test as a loop, so that we can 'break' out of it
# if necessary -- even though the loop by design executes only once.
for debugwrapper_flags in '-DLT_DEBUGWRAPPER'; do
CFLAGS="$orig_CFLAGS $debugwrapper_flags"
sed -e "s/LTCFLAGS=.*/&' $debugwrapper_flags'/" \
-e "s/^lt_option_debug=/lt_option_debug=1/" \
< "$orig_LIBTOOL" > ./libtool
LIBTOOL=./libtool
# Make sure $debugwrapper_flags do not cause a failure
# themselves (e.g. because a non-gcc compiler doesn't
# understand them). Tru64 cc only fails when linking.
$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS trivial.c || continue
AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c liba.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -no-undefined -o liba.la -rpath /foo liba.lo],
[], [ignore], [ignore])
AT_CHECK([test -f liba.la])
AT_CHECK([$CC $CPPFLAGS $CFLAGS -c usea.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o usea$EXEEXT usea.$OBJEXT liba.la],
[], [ignore], [ignore])
LT_AT_EXEC_CHECK([./usea], [0], [ignore], [stderr], [])
LT_AT_UNIFY_NL([stderr])
AT_CHECK([grep 'libtool wrapper' stderr], [0], [ignore], [ignore])
done
AT_CLEANUP
AT_SETUP([cwrapper string length])
eval "`$LIBTOOL --config | $EGREP '^(objdir)='`"
AT_DATA([liba.c],
[[int liba_func1 (int arg)
{
return arg + 1;
}
]])
AT_DATA([usea.c],
[[extern int liba_func1 (int arg);
int main (void)
{
int a = 2;
int b = liba_func1 (a);
if (b == 3) return 0;
return 1;
}
]])
AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c liba.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -no-undefined ]dnl
[-o liba.la -rpath /foo liba.lo],
[], [ignore], [ignore])
AT_CHECK([$CC $CPPFLAGS $CFLAGS -c usea.c],
[], [ignore], [ignore])
# Make sure PATH is at least 250 chars, which should force line breaks
# in lt-usea.c.
dirpath=
save_IFS=$IFS
IFS=$PATH_SEPARATOR
for dirpath in $PATH; do
IFS=$save_IFS
break
done
IFS=$save_IFS
until $ECHO "PATH=$PATH" | grep 'PATH=.\{250\}'; do
PATH="$PATH$PATH_SEPARATOR$dirpath"
done
export PATH
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -no-fast-install ]dnl
[-o usea$EXEEXT usea.$OBJEXT liba.la],
[], [ignore], [ignore])
# Skip if no cwrapper is generated.
AT_CHECK([test -f $objdir/lt-usea.c || exit 77])
# Try to make sure the test is relevant.
AT_CHECK([grep ' *fputs' $objdir/lt-usea.c > /dev/null])
# Check for no overly long fputs.
AT_CHECK([grep ' *fputs.\{250\}' $objdir/lt-usea.c], [1])
AT_CLEANUP
AT_SETUP([cwrapper and installed shared libraries])
AT_KEYWORDS([libtool])
# make sure existing libtool is configured for shared libraries
AT_CHECK([$LIBTOOL --features | grep 'enable shared libraries' || exit 77],
[], [ignore])
LDFLAGS="$LDFLAGS -no-undefined"
inst=`pwd`/inst
libdir=$inst/lib
bindir=$inst/bin
mkdir $inst $libdir $bindir
# Build the library in a separate directory to avoid the special case
# of loading from the current directory.
mkdir foo
cd foo
# build and install "old" library version
AT_DATA([a.c], [[
int liba_ver (void) { return 1; }
]])
AT_CHECK([$LIBTOOL --mode=compile --tag=CC $CC $CPPFLAGS $CFLAGS -c a.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -version-info=0.0.0 -o liba.la -rpath $libdir a.lo],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=install $lt_INSTALL liba.la $libdir],
[], [ignore], [ignore])
# build a new library version
AT_DATA([a.c], [[
int liba_ver (void) { return 2; }
]])
AT_CHECK([$LIBTOOL --mode=compile --tag=CC $CC $CPPFLAGS $CFLAGS -c a.c],
[], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -version-info=0.0.0 -o liba.la -rpath $libdir a.lo],
[], [ignore], [ignore])
cd ..
# build and run test application
AT_DATA([m.c], [[
extern int liba_ver (void);
int main (void)
{
int r = (liba_ver () == 2) ? 0 : 1;
return r;
}
]])
AT_CHECK([$CC $CPPFLAGS $CFLAGS -c m.c], [], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o m1$EXEEXT m.$OBJEXT foo/liba.la],
[], [ignore], [ignore])
LT_AT_EXEC_CHECK([./m1], [0], [ignore], [ignore], [])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o m2$EXEEXT m.$OBJEXT foo/liba.la -L$inst/lib],
[], [ignore], [ignore])
LT_AT_EXEC_CHECK([./m2], [0], [ignore], [ignore], [])
AT_CLEANUP