From c921ee003f84edd6a58ccaa1ced15a2cd221b640 Mon Sep 17 00:00:00 2001
From: stevesk <stevesk>
Date: Fri, 22 Mar 2002 18:19:53 +0000
Subject: [PATCH] - (stevesk) configure and cpp __FUNCTION__ gymnastics to
 handle nielsisms

---
 ChangeLog    |  1 +
 acconfig.h   |  6 ++++++
 configure.ac | 26 ++++++++++++++++++++++++++
 defines.h    |  6 ++++++
 4 files changed, 39 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index cddfbbf0..c618a8a6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,7 @@
 20020322
  - (stevesk) HAVE_ACCRIGHTS_IN_MSGHDR configure support
  - (stevesk) [monitor.c monitor_wrap.c] #ifdef HAVE_PW_CLASS_IN_PASSWD
+ - (stevesk) configure and cpp __FUNCTION__ gymnastics to handle nielsisms
 
 20020321
  - (bal) OpenBSD CVS Sync
diff --git a/acconfig.h b/acconfig.h
index 3519c8c0..8673f741 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -181,6 +181,12 @@
 /* Define if libc defines __progname */
 #undef HAVE___PROGNAME
 
+/* Define if compiler implements __FUNCTION__ */
+#undef HAVE___FUNCTION__
+
+/* Define if compiler implements __func__ */
+#undef HAVE___func__
+
 /* Define if you want Kerberos 4 support */
 #undef KRB4
 
diff --git a/configure.ac b/configure.ac
index b3af35fa..1cc56b73 100644
--- 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(
diff --git a/defines.h b/defines.h
index 8f73ac32..a26e9304 100644
--- a/defines.h
+++ b/defines.h
@@ -490,6 +490,12 @@ struct winsize {
 # define OPENSSL_free(x) Free(x)
 #endif
 
+#if defined(HAVE___func__)
+#  define __FUNCTION__ __func__
+#elif !defined(HAVE___FUNCTION__)
+#  define __FUNCTION__ ""
+#endif
+
 /*
  * Define this to use pipes instead of socketpairs for communicating with the
  * client program.  Socketpairs do not seem to work on all systems.
-- 
2.45.2