# link-order.at -- ensure that library linking order matches -*- Autotest -*- # # Copyright (C) 2005, 2007 Free Software Foundation, Inc. # Written by Alexandre Oliva & Ralf Wildenhues, 2005 # # 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([Link order test.]) AT_KEYWORDS([libtool]) eval `$LIBTOOL --config | $EGREP '^(hardcode_direct|hardcode_direct_absolute|shrext_cmds)='` LDFLAGS="$LDFLAGS -no-undefined" module=no eval shared_ext=\"$shrext_cmds\" prefix_old=`pwd`/old prefix_new=`pwd`/new mkdir src $prefix_old $prefix_new $prefix_old/lib $prefix_new/lib AT_DATA(src/c.c, [[int c = 1; ]]) $LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/c.c -o src/c.lo $LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/libcee.la src/c.lo -rpath $prefix_old/lib $LIBTOOL --mode=install cp src/libcee.la $prefix_old/lib/libcee.la for i in old new; do rm -rf src mkdir src cat >src/a_$i.c <<EOF extern int c; extern int b_$i(); int a_$i() { return c + b_$i(); } EOF cat >src/b_$i.c <<EOF extern int c; int b_$i() { return 1 + c; } EOF prefix=`eval echo \\$prefix_$i` $LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/a_$i.c -o src/a.lo $LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/b_$i.c -o src/b.lo $LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/libb.la src/b.lo \ -L$prefix_old/lib -lcee -rpath $prefix/lib $LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/liba.la src/a.lo \ src/libb.la -L$prefix_old/lib -lcee -rpath $prefix/lib $LIBTOOL --mode=install cp src/libb.la $prefix/lib/libb.la AT_CHECK([$LIBTOOL --mode=install cp src/liba.la $prefix/lib/liba.la], [0], [stdout], [stderr]) done $LIBTOOL --mode=clean rm -f src/libb.la $LIBTOOL --mode=clean rm -f src/liba.la case $host_os in aix* | interix*) ;; # These systems have different path syntax *) # Do not error if we do not relink (e.g. static-only systems) case $hardcode_direct$hardcode_direct_absolute in yesno) AT_CHECK([if $EGREP relinking stderr; then $EGREP " .*\/new\/lib/libb$shared_ext .*\/old\/lib/libcee$shared_ext" stdout else :; fi], [0], [ignore], [], [echo "wrong link order"]) ;; *) AT_CHECK([if $EGREP relinking stderr; then $EGREP " -L.*\/new\/lib -lb -L.*\/old\/lib -lcee" stdout else :; fi], [0], [ignore], [], [echo "wrong link order"]) ;; esac ;; esac for i in old new; do cat >src/main_$i.c <<EOF extern int a_$i(); int main(void) { return a_$i() != 3; } EOF prefix=`eval echo \\$prefix_$i` $LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c src/main_$i.c -o src/main_$i.lo AT_CHECK($LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o src/main_$i src/main_$i.lo -L$prefix/lib -la, [0], [ignore], [ignore]) LT_AT_EXEC_CHECK([src/main_$i]) done AT_CLEANUP