| # 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 |