- (stevesk) configure and cpp __FUNCTION__ gymnastics to handle nielsisms

[openssh.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index b3af35fa214b1856030c4168b42d54fe059469a6..1cc56b73805419ad272023aa23a5c58d45919c7f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1603,6 +1603,32 @@ if test "x$ac_cv_libc_defines___progname" = "xyes" ; then
        AC_DEFINE(HAVE___PROGNAME)
 fi
 
+AC_CACHE_CHECK([whether $CC implements __FUNCTION__], ac_cv_cc_implements___FUNCTION__, [
+       AC_TRY_LINK([
+#include <stdio.h>
+], 
+               [ printf("%s", __FUNCTION__); ], 
+               [ ac_cv_cc_implements___FUNCTION__="yes" ],
+               [ ac_cv_cc_implements___FUNCTION__="no" ]
+       )
+])
+if test "x$ac_cv_cc_implements___FUNCTION__" = "xyes" ; then
+       AC_DEFINE(HAVE___FUNCTION__)
+fi
+
+AC_CACHE_CHECK([whether $CC implements __func__], ac_cv_cc_implements___func__, [
+       AC_TRY_LINK([
+#include <stdio.h>
+], 
+               [ printf("%s", __func__); ], 
+               [ ac_cv_cc_implements___func__="yes" ],
+               [ ac_cv_cc_implements___func__="no" ]
+       )
+])
+if test "x$ac_cv_cc_implements___func__" = "xyes" ; then
+       AC_DEFINE(HAVE___func__)
+fi
+
 AC_CACHE_CHECK([whether getopt has optreset support],
                ac_cv_have_getopt_optreset, [
        AC_TRY_LINK(