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author | Darren Tucker <dtucker@zip.com.au> | 2008-06-16 02:27:48 +1000 |
---|---|---|
committer | Darren Tucker <dtucker@zip.com.au> | 2008-06-16 02:27:48 +1000 |
commit | 330c93f68a8cbbf416b2e2c9150e0a9b8964a51b (patch) | |
tree | 6d97e9e106aea2c7e9e765e992a40366d37c2c40 /configure.ac | |
parent | 8b7ab960df02da128c56283ce14b78227ac2d200 (diff) |
- (dtucker) [configure.ac] Enable -fno-builtin-memset when using gcc.
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac index aea6cb312..eb71a879a 100644 --- a/configure.ac +++ b/configure.ac | |||
@@ -1,4 +1,4 @@ | |||
1 | # $Id: configure.ac,v 1.405 2008/06/13 23:14:46 dtucker Exp $ | 1 | # $Id: configure.ac,v 1.406 2008/06/15 16:27:48 dtucker Exp $ |
2 | # | 2 | # |
3 | # Copyright (c) 1999-2004 Damien Miller | 3 | # Copyright (c) 1999-2004 Damien Miller |
4 | # | 4 | # |
@@ -15,7 +15,7 @@ | |||
15 | # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | 15 | # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
16 | 16 | ||
17 | AC_INIT(OpenSSH, Portable, openssh-unix-dev@mindrot.org) | 17 | AC_INIT(OpenSSH, Portable, openssh-unix-dev@mindrot.org) |
18 | AC_REVISION($Revision: 1.405 $) | 18 | AC_REVISION($Revision: 1.406 $) |
19 | AC_CONFIG_SRCDIR([ssh.c]) | 19 | AC_CONFIG_SRCDIR([ssh.c]) |
20 | 20 | ||
21 | AC_CONFIG_HEADER(config.h) | 21 | AC_CONFIG_HEADER(config.h) |
@@ -112,6 +112,18 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then | |||
112 | *) ;; | 112 | *) ;; |
113 | esac | 113 | esac |
114 | 114 | ||
115 | AC_MSG_CHECKING(if $CC accepts -fno-builtin-memset) | ||
116 | saved_CFLAGS="$CFLAGS" | ||
117 | CFLAGS="$CFLAGS -fno-builtin-memset" | ||
118 | AC_LINK_IFELSE( [AC_LANG_SOURCE([[ | ||
119 | #include <string.h> | ||
120 | int main(void){char b[10]; memset(b, 0, sizeof(b));} | ||
121 | ]])], | ||
122 | [ AC_MSG_RESULT(yes) ], | ||
123 | [ AC_MSG_RESULT(no) | ||
124 | CFLAGS="$saved_CFLAGS" ] | ||
125 | ) | ||
126 | |||
115 | # -fstack-protector-all doesn't always work for some GCC versions | 127 | # -fstack-protector-all doesn't always work for some GCC versions |
116 | # and/or platforms, so we test if we can. If it's not supported | 128 | # and/or platforms, so we test if we can. If it's not supported |
117 | # on a give platform gcc will emit a warning so we use -Werror. | 129 | # on a give platform gcc will emit a warning so we use -Werror. |