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| author | Tim Rice <tim@multitalents.net> | 2013-06-02 14:31:27 -0700 |
|---|---|---|
| committer | Tim Rice <tim@multitalents.net> | 2013-06-02 14:31:27 -0700 |
| commit | 01ec0af301f60fefdd0079647f13ef9abadd2db5 (patch) | |
| tree | aae80e644ca8c3aca40f264f02126df00db8c63d /aclocal.m4 | |
| parent | 5ab9b63468100757479534edeb53f788a61fe08b (diff) | |
- (tim) [aclocal.m4] Enhance OSSH_CHECK_CFLAG_COMPILE to check stderr.
feedback and ok dtucker
Diffstat (limited to 'aclocal.m4')
| -rw-r--r-- | aclocal.m4 | 13 |
1 files changed, 10 insertions, 3 deletions
@@ -1,4 +1,4 @@ -dnl $Id: aclocal.m4,v 1.8 2011/05/20 01:45:25 djm Exp $ +dnl $Id: aclocal.m4,v 1.9 2013/06/02 21:31:27 tim Exp $ dnl dnl OpenSSH-specific autoconf macros dnl @@ -14,8 +14,15 @@ AC_DEFUN([OSSH_CHECK_CFLAG_COMPILE], [{ _define_flag="$2" test "x$_define_flag" = "x" && _define_flag="$1" AC_COMPILE_IFELSE([AC_LANG_SOURCE([[int main(void) { return 0; }]])], - [ AC_MSG_RESULT([yes]) - CFLAGS="$saved_CFLAGS $_define_flag"], + [ +if `grep -i "unrecognized option" conftest.err >/dev/null` +then + AC_MSG_RESULT([no]) + CFLAGS="$saved_CFLAGS" +else + AC_MSG_RESULT([yes]) + CFLAGS="$saved_CFLAGS $_define_flag" +fi], [ AC_MSG_RESULT([no]) CFLAGS="$saved_CFLAGS" ] ) |