libtool/tests/demo-hardcode.test
2004-01-04 20:45:24 +00:00

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#! /bin/sh
# demo-hardcode.test - check to see what the system linker hardcodes
# Copyright (C) 2003 Free Software Foundation, Inc.
# This is free software; see the source for copying conditions. There is NO
# warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# This program 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.
#
# This program 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 this program; if not, a copy can be downloaded from
# http://www.gnu.org/copyleft/gpl.html, or by writing to the Free
# Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
# MA 02111-1307, USA.
if test -z "$srcdir"; then
srcdir=`echo "$0" | sed 's%/[^/]*$%%'`
test "$srcdir" = "$0" && srcdir=.
fi
. $srcdir/defs || exit 1
func_require "demo-inst" "$prefix/lib/libhello.la"
func_mkprefixdir
func_cd "demo"
# Check to make sure we have a dynamic library.
func_get_config "library_names" "cat ./libhello.la"
test -z "$library_names" \
&& func_skip "Exiting: demo/libhello.la is not a shared library"
func_make "hardcode"
# Suck in all the hardcode_* variable settings.
func_msg "Finding libtool.m4's guesses at hardcoding values"
func_get_config 'hardcode_direct
hardcode_minus_L
hardcode_shlibpath_var
hardcode_libdir_flag_spec' "./libtool --config" ": fatal"
echo "= Searching for hardcoded library directories in each program"
for file in hc-*; do
case "$file" in
hc-direct) expected="$hardcode_direct" ;;
hc-libpath) expected="$hardcode_shlibpath_var" ;;
hc-minusL) expected="$hardcode_minus_L" ;;
hc-libflag)
if test -n "$hardcode_libdir_flag_spec"; then
expected=yes
else
expected=unsupported
fi
;;
*)
continue
;;
esac
# Discover whether the objdir really was hardcoded.
hardcoded=no
# At least AIX fgrep doesn't work for binary files, and AIX also
# doesn't have strings(1), so we need this strange conversion
# (which only works on ASCII).
# AIX fgrep also has a limited line length, so we turn unprintable
# characters into newlines.
if cat $file | (tr '\000-\037\200-\377' '\n' || cat) 2>/dev/null \
| $FGREP "$objdir" > /dev/null 2>&1; then
hardcoded=yes
elif $FGREP "$objdir" $file > /dev/null 2>&1; then
# We retry fgrep without tr, in case the above lead to a false negative.
hardcoded=yes
elif (sed -e '1!d' $file | grep 'unsupported') >/dev/null 2>&1; then
hardcoded=unsupported
fi
# Check the result.
case "$hardcoded" in
yes)
if test $expected = yes; then
echo "$objdir was hardcoded in \`$file', as libtool expected"
else
echo "$objdir was hardcoded in \`$file', which fooled libtool" 1>&2
exit_status=1
fi
;;
no)
if test $expected = no; then
echo "$objdir was not hardcoded in \`$file', as libtool expected"
else
echo "$objdir was not hardcoded in \`$file', which fooled libtool" 1>&2
exit_status=1
fi
;;
unsupported)
if test $expected = unsupported; then
echo "\`$file' was not linked properly, as libtool expected"
else
echo "\`$file' was not linked properly, which fooled libtool" 1>&2
exit_status=1
fi
;;
esac
done
exit $exit_status