From 3e7e15f1bdc2ddd8fe4a389212c6b8db58e2b511 Mon Sep 17 00:00:00 2001
From: Darren Tucker <dtucker@zip.com.au>
Date: Sat, 7 Mar 2009 22:22:35 +1100
Subject:  - (dtucker) [configure.ac openbsd-compat/openssl-compat.{c,h}]   
 EVP_DigestUpdate does not exactly match the other OLD_EVP functions (eg    in
 openssl 0.9.6) so add an explicit test for it.

---
 configure.ac | 21 +++++++++++++++++++--
 1 file changed, 19 insertions(+), 2 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index a2cb7a215..51fee9e6b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.417 2009/03/07 07:06:22 dtucker Exp $
+# $Id: configure.ac,v 1.418 2009/03/07 11:22:35 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: 1.417 $)
+AC_REVISION($Revision: 1.418 $)
 AC_CONFIG_SRCDIR([ssh.c])
 
 AC_CONFIG_HEADER(config.h)
@@ -2076,6 +2076,23 @@ int main(void) { exit(EVP_aes_192_cbc() == NULL || EVP_aes_256_cbc() == NULL);}
 	]
 )
 
+AC_MSG_CHECKING([if EVP_DigestUpdate returns an int])
+AC_LINK_IFELSE(
+	[AC_LANG_SOURCE([[
+#include <string.h>
+#include <openssl/evp.h>
+int main(void) { if(EVP_DigestUpdate(NULL, NULL,0)) exit(0); }
+	]])],
+	[
+		AC_MSG_RESULT(yes)
+	],
+	[
+		AC_MSG_RESULT(no)
+		AC_DEFINE(OPENSSL_EVP_DIGESTUPDATE_VOID, 1,
+		    [Define if EVP_DigestUpdate returns void])
+	]
+)
+
 # Some systems want crypt() from libcrypt, *not* the version in OpenSSL,
 # because the system crypt() is more featureful.
 if test "x$check_for_libcrypt_before" = "x1"; then
-- 
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