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# lt_dlopen.at -- test libltdl functionality -*- Autotest -*-
#
# Copyright (C) 2009, 2011-2015 Free Software Foundation, Inc.
# 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([lt_dlopen error messages])
AT_KEYWORDS([libltdl])
# The bug is not fixed:
AT_XFAIL_IF([:])
# This test only works if the system allows undefined symbols.
eval `$LIBTOOL --config | $GREP '^allow_undefined_flag='`
AT_CHECK([test unsupported != "$allow_undefined_flag" || exit 77])
AT_DATA([main.c],
[[#include <ltdl.h>
#include <stdio.h>
int
main (int argc, char* argv[])
{
int err = 0;
lt_dlhandle plugin_handle;
if (argc < 2)
{
fprintf (stderr, "usage: %s plugin\n", argv[0]);
return 1;
}
lt_dlinit ();
plugin_handle = lt_dlopenext (argv[1]);
if (NULL != plugin_handle)
{
printf ("plugin opened successfully!\n");
lt_dlclose (plugin_handle);
}
else
{
printf ("plugin failed to open: %s\n", lt_dlerror());
err = 1;
}
lt_dlexit ();
return err;
}
]])
AT_DATA([good-plugin.c],
[[int foo;
int *i = &foo;
]])
AT_DATA([missing-symbol-plugin.c],
[[/* On systems that allow undefined symbols, this will compile,
but the symbol "foo" won't be found at runtime */
extern int foo;
int *i = &foo;
]])
: ${LTDLINCL="-I$abs_top_srcdir/libltdl"}
: ${LIBLTDL="$abs_builddir/../libltdl/libltdlc.la"}
CPPFLAGS="$LTDLINCL $CPPFLAGS"
inst=`pwd`/inst
libdir=$inst/lib
AT_CHECK([$CC $CPPFLAGS $CFLAGS -c main.c], [], [ignore], [ignore])
for file in good-plugin.c missing-symbol-plugin.c; do
AT_CHECK([$LIBTOOL --mode=compile $CC $CPPFLAGS $CFLAGS -c $file],
[], [ignore], [ignore])
done
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o good-plugin.la -rpath $libdir ]dnl
[-module -avoid-version good-plugin.lo], [], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o missing-symbol-plugin.la -rpath $libdir]dnl
[-module -avoid-version missing-symbol-plugin.lo], [], [ignore], [ignore])
AT_CHECK([$LIBTOOL --mode=link $CC $CFLAGS $LDFLAGS -o main$EXEEXT main.$OBJEXT ]dnl
[-dlopen good-plugin.la -dlopen missing-symbol-plugin.la $LIBLTDL],
[], [ignore], [ignore])
LT_AT_EXEC_CHECK([./main], [], [ignore], [ignore], [./good-plugin.la])
LT_AT_EXEC_CHECK([./main], [1], [ignore], [stderr], [./missing-symbol-plugin.la])
AT_CHECK([$GREP 'missing symbol' stderr], [], [ignore])
AT_CLEANUP
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