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| author | Thorsten Kukuk <kukuk@thkukuk.de> | 2006-06-20 11:21:07 +0000 |
|---|---|---|
| committer | Thorsten Kukuk <kukuk@thkukuk.de> | 2006-06-20 11:21:07 +0000 |
| commit | f681b29fd605db777d653f8ee7fed545676998c9 (patch) | |
| tree | 1cfe686f5e1214eff0192cde893ffb0b63e4d9e1 /m4/ld-as-needed.m4 | |
| parent | 128e2a7f40a53552dae57269aa36dc5926144329 (diff) | |
Relevant BUGIDs:
Purpose of commit: new feature
Commit summary:
---------------
2006-06-20 Thorsten Kukuk <kukuk@thkukuk.de>
* m4/ld-as-needed.m4: New.
* m4/ld-O1.m4: New.
* configure.in: Call PAM_LD_AS_NEEDED and PAM_LD_O1,
require docbook version 4.4.
Diffstat (limited to 'm4/ld-as-needed.m4')
| -rw-r--r-- | m4/ld-as-needed.m4 | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/m4/ld-as-needed.m4 b/m4/ld-as-needed.m4 new file mode 100644 index 00000000..cd81f91b --- /dev/null +++ b/m4/ld-as-needed.m4 @@ -0,0 +1,24 @@ +# ld-as-needed.m4 serial 2 + +# Test if ld supports --as-needed + +AC_DEFUN([PAM_LD_AS_NEEDED], + [ + AC_CACHE_CHECK(whether ld supports --as-needed, + pam_cv_ld_as_needed, [ dnl + cat > conftest.c <<EOF +int main (void) { return 0; } +EOF + if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS + -o conftest.o conftest.c + -Wl,--as-needed 1>&AS_MESSAGE_LOG_FD]) + then + pam_cv_ld_as_needed=yes + else + pam_cv_ld_as_needed=no + fi + rm -f conftest*]) + AC_SUBST(pam_cv_ld_as_needed) + LDFLAGS="$LDFLAGS -Wl,--as-needed" + ] +) |