File: deplibs-ident.at

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# deplibs-ident.at -- detecting identical deplibs              -*- Autotest -*-

#   Copyright (C) 2005, 2007-2008, 2011-2015 Free Software Foundation,
#   Inc.
#   Written by 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_BANNER([Detecting identical deplibs.])


## ----------------------------------------------- ##
## Different relative paths within the build tree. ##
## ----------------------------------------------- ##

AT_SETUP([build tree relpaths])
AT_KEYWORDS([libtool])

mkdir a a/b c
echo 'int c() { return 0; }' > c/libcee.c
AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c c/libcee.c -o c/libcee.lo],
	 [0],[ignore],[ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o c/libcee.la c/libcee.lo -rpath /nowhere],
	 [0],[ignore],[ignore])

depl_1=../c/libcee.la
depl_2=`pwd`/c/libcee.la
depl_3="-L../c -lcee"

(
  cd a
  for i in 1 2 3; do
    eval depend_on_c=\"\$depl_$i\"
    echo "extern int c(void); int a$i() { return c(); }" > liba$i.c
    AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c liba$i.c],
	     [0],[ignore],[ignore])
    AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o liba$i.la liba$i.lo $depend_on_c -rpath /nowhere],
	   [0],[ignore],[ignore])
  done
)

AT_DATA([a/b/b.c],
[[extern int a1(void), a2(void), a3(void), c(void);
int main() { return a1() + a2() + a3() + c(); }
]])

(
  cd a/b
  AT_CHECK([$CC $CFLAGS -c b.c],[0],[ignore],[ignore])
  AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o b$EXEEXT b.$OBJEXT ../liba1.la ../liba2.la ../liba3.la ../../c/libcee.la -rpath /nowhere],
	   [0],[stdout],[ignore])
  AT_CHECK([$EGREP 'cee.*cee' stdout], 1, [ignore], [ignore])
  dnl This is currently broken in libtool
)

AT_CLEANUP