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author | dtucker <dtucker> | 2013-02-08 00:50:09 +0000 |
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committer | dtucker <dtucker> | 2013-02-08 00:50:09 +0000 |
commit | b75cf8028d64d6fdef4553c07320d3025590ce82 (patch) | |
tree | 0bbbde93458027ac12d093ac6f7f84e19fca92b1 | |
parent | 2d3034af2398caab1ac70a7d570187ce4df3ce53 (diff) | |
download | openssh-b75cf8028d64d6fdef4553c07320d3025590ce82.tar.gz |
- (dtucker) [configure.ac openbsd-compat/sys-tree.h] Test if compiler allows
__attribute__ on return values and work around if necessary. ok djm@
-rw-r--r-- | ChangeLog | 2 | ||||
-rw-r--r-- | configure.ac | 16 | ||||
-rw-r--r-- | openbsd-compat/sys-tree.h | 5 |
3 files changed, 21 insertions, 2 deletions
@@ -1,6 +1,8 @@ 20130208 - (djm) [contrib/redhat/sshd.init] treat RETVAL as an integer; patch from Iain Morgan in bz#2059 + - (dtucker) [configure.ac openbsd-compat/sys-tree.h] Test if compiler allows + __attribute__ on return values and work around if necessary. ok djm@ 20130207 - (djm) [configure.ac] Don't probe seccomp capability of running kernel diff --git a/configure.ac b/configure.ac index f6110644..6df09e21 100644 --- a/configure.ac +++ b/configure.ac @@ -1,4 +1,4 @@ -# $Id: configure.ac,v 1.501 2013/02/06 23:11:05 djm Exp $ +# $Id: configure.ac,v 1.502 2013/02/08 00:50:09 dtucker Exp $ # # Copyright (c) 1999-2004 Damien Miller # @@ -15,7 +15,7 @@ # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. AC_INIT([OpenSSH], [Portable], [openssh-unix-dev@mindrot.org]) -AC_REVISION($Revision: 1.501 $) +AC_REVISION($Revision: 1.502 $) AC_CONFIG_SRCDIR([ssh.c]) AC_LANG([C]) @@ -238,6 +238,18 @@ if test "$GCC" = "yes" || test "$GCC" = "egcs"; then fi fi +AC_MSG_CHECKING([if compiler allows __attribute__ on return types]) +AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([[ +#include <stdlib.h> +__attribute__((__unused__)) static void foo(void){return;}]], + [[ exit(0); ]])], + [ AC_MSG_RESULT([yes]) ], + [ AC_MSG_RESULT([no]) + AC_DEFINE(NO_ATTRIBUTE_ON_RETURN_TYPE, 1, + [compiler does not accept __attribute__ on return types]) ] +) + if test "x$no_attrib_nonnull" != "x1" ; then AC_DEFINE([HAVE_ATTRIBUTE__NONNULL__], [1], [Have attribute nonnull]) fi diff --git a/openbsd-compat/sys-tree.h b/openbsd-compat/sys-tree.h index 058fa3b2..7f7546ec 100644 --- a/openbsd-compat/sys-tree.h +++ b/openbsd-compat/sys-tree.h @@ -26,6 +26,11 @@ /* OPENBSD ORIGINAL: sys/sys/tree.h */ +#include "config.h" +#ifdef NO_ATTRIBUTE_ON_RETURN_TYPE +# define __attribute__(x) +#endif + #ifndef _SYS_TREE_H_ #define _SYS_TREE_H_ |