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d576fa9da1
See maintain.texi (Copyright Notices) for rules for maintaining the years in copyright notices. * All Files (Copyright): Updated with missing 2011 and 2012. Signed-off-by: Gary V. Vaughan <gary@gnu.org>
128 lines
4.1 KiB
Plaintext
128 lines
4.1 KiB
Plaintext
# link-order.at -- ensure that library linking order matches -*- Autotest -*-
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#
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# Copyright (C) 2005, 2007-2008, 2011-2012 Free Software Foundation,
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# Inc.
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# Written by Alexandre Oliva & Ralf Wildenhues, 2005
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#
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# This file is part of GNU Libtool.
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#
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# GNU Libtool is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# GNU Libtool 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 GNU Libtool; see the file COPYING. If not, a copy
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# can be downloaded from http://www.gnu.org/licenses/gpl.html,
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# or obtained by writing to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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####
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AT_SETUP([Link order test])
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AT_KEYWORDS([libtool])
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eval `$LIBTOOL --config | $EGREP '^(hardcode_direct|hardcode_direct_absolute|shrext_cmds)='`
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LDFLAGS="$LDFLAGS -no-undefined"
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module=no
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eval shared_ext=\"$shrext_cmds\"
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prefix_old=`pwd`/old
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prefix_new=`pwd`/new
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mkdir src $prefix_old $prefix_new $prefix_old/lib $prefix_new/lib
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AT_DATA(src/c.c,
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[[int c = 1;
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]])
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$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/c.c -o src/c.lo
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$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/libcee.la src/c.lo -rpath $prefix_old/lib
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$LIBTOOL --mode=install cp src/libcee.la $prefix_old/lib/libcee.la
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for i in old new; do
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rm -rf src
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mkdir src
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cat >src/a_$i.c <<EOF
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/* w32 fun, MSVC needs to dllimport when using a shared library, so use
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* DLL_EXPORT to discriminate as that happens to coinside in this case.
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* gnu has auto import.
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*/
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#if defined _MSC_VER && defined DLL_EXPORT
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# define LIBCEE_SCOPE __declspec(dllimport)
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#else
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# define LIBCEE_SCOPE extern
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#endif
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LIBCEE_SCOPE int c;
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extern int b_$i();
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int a_$i() { return c + b_$i(); }
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EOF
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cat >src/b_$i.c <<EOF
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/* w32 fun, MSVC needs to dllimport when using a shared library, so use
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* DLL_EXPORT to discriminate as that happens to coinside in this case.
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* gnu has auto import.
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*/
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#if defined _MSC_VER && defined DLL_EXPORT
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# define LIBCEE_SCOPE __declspec(dllimport)
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#else
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# define LIBCEE_SCOPE extern
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#endif
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LIBCEE_SCOPE int c;
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int b_$i() { return 1 + c; }
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EOF
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prefix=`eval echo \\$prefix_$i`
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$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/a_$i.c -o src/a.lo
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$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/b_$i.c -o src/b.lo
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$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/libb.la src/b.lo \
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-L$prefix_old/lib -lcee -rpath $prefix/lib
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$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/liba.la src/a.lo \
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src/libb.la -L$prefix_old/lib -lcee -rpath $prefix/lib
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$LIBTOOL --mode=install cp src/libb.la $prefix/lib/libb.la
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AT_CHECK([$LIBTOOL --mode=install cp src/liba.la $prefix/lib/liba.la],
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[0], [stdout], [stderr])
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done
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$LIBTOOL --mode=clean rm -f src/libb.la
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$LIBTOOL --mode=clean rm -f src/liba.la
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case $host_os in
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aix* | interix*) ;; # These systems have different path syntax
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*)
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# Do not error if we do not relink (e.g. static-only systems)
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case $hardcode_direct$hardcode_direct_absolute in
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yesno)
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AT_CHECK([if $EGREP relinking stderr; then
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$EGREP " .*\/new\/lib/libb$shared_ext .*\/old\/lib/libcee$shared_ext" stdout
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else :; fi], [0], [ignore], [], [echo "wrong link order"])
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;;
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*)
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AT_CHECK([if $EGREP relinking stderr; then
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$EGREP " -L.*\/new\/lib -lb -L.*\/old\/lib -lcee" stdout
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else :; fi], [0], [ignore], [], [echo "wrong link order"])
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;;
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esac
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;;
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esac
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for i in old new; do
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cat >src/main_$i.c <<EOF
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extern int a_$i();
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int main(void) { return a_$i() != 3; }
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EOF
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prefix=`eval echo \\$prefix_$i`
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$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/main_$i.c -o src/main_$i.lo
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AT_CHECK($LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/main_$i$EXEEXT src/main_$i.lo -L$prefix/lib -la,
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[0], [ignore], [ignore])
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LT_AT_EXEC_CHECK([src/main_$i])
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done
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AT_CLEANUP
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