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(gl_IGNORE_UNUSED_LIBRARIES): Use -Wl,-z,ignore

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rather than -Xlinker -z -Xlinker ignore, as it's more portable.
This commit is contained in:
Paul Eggert
2006-01-21 07:59:22 +00:00
parent 911776e965
commit 5a85d9f93f
1 changed files with 2 additions and 8 deletions
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m4/lib-ignore.m4
+2 -8
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@@ -15,16 +15,10 @@ AC_DEFUN([gl_IGNORE_UNUSED_LIBRARIES],
gl_saved_ldflags=$LDFLAGS
# Use long option sequences like '-z ignore' to test for the feature,
# to forestall problems with linkers that have -z, -i, -g, -n, etc. flags.
for gl_flags in '-Xlinker -z -Xlinker ignore' '-z ignore'; do
for gl_flags in '-Wl,-z,ignore' '-z ignore'; do
LDFLAGS="$gl_flags $LDFLAGS"
AC_LINK_IFELSE([AC_LANG_PROGRAM()],
[case $gl_flags in
'-Xlinker -z -Xlinker ignore')
# Shorten this ugly thing, for prettier 'make' output.
gl_cv_ignore_unused_libraries='-Xlinker -zignore';;
*)
gl_cv_ignore_unused_libraries=$gl_flags;;
esac])
[gl_cv_ignore_unused_libraries=$gl_flags])
LDFLAGS=$gl_saved_ldflags
test "$gl_cv_ignore_unused_libraries" != none && break
done])