From a49fd4cba6a44334eb5a39c6fbe8f6cebd55d0c7 Mon Sep 17 00:00:00 2001
From: Peter Powell <petpow@saberuk.com>
Date: Mon, 25 Aug 2014 13:04:17 +0100
Subject: [PATCH] Use gnutls_rnd instead of gcry_randomize on newer GnuTLS
 versions.

This is a modified version of 690c372. Fixes #905.
---
 make/utilities.pm                  | 9 +++++++++
 src/modules/extra/m_ssl_gnutls.cpp | 9 +++------
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/make/utilities.pm b/make/utilities.pm
index 42dd6b547..ae16ce3dc 100644
--- a/make/utilities.pm
+++ b/make/utilities.pm
@@ -319,6 +319,15 @@ sub translate_functions($$)
 			die "Developers should no longer use backticks in configuration macros. Please use exec() and eval() macros instead. Offending line: $line (In module: $module)";
 		}
 
+		if ($line =~ /if(gt|lt)\("(.+?)","(.+?)"\)/) {
+			chomp(my $result = `$2 2>/dev/null`);
+			if (($1 eq 'gt' && $result le $3) || ($1 eq 'lt' && $result ge $3)) {
+				$line = substr $line, 0, $-[0];
+			} else {
+				$line =~ s/if$1\("$2","$3"\)//;
+			}
+		}
+
 		if ($line =~ /ifuname\(\!"(\w+)"\)/)
 		{
 			my $uname = $1;
diff --git a/src/modules/extra/m_ssl_gnutls.cpp b/src/modules/extra/m_ssl_gnutls.cpp
index 228ceb994..3b67a6180 100644
--- a/src/modules/extra/m_ssl_gnutls.cpp
+++ b/src/modules/extra/m_ssl_gnutls.cpp
@@ -22,9 +22,6 @@
 
 
 #include "inspircd.h"
-#ifndef _WIN32
-#include <gcrypt.h>
-#endif
 #include <gnutls/gnutls.h>
 #include <gnutls/x509.h>
 #include "ssl.h"
@@ -35,8 +32,8 @@
 #endif
 
 /* $ModDesc: Provides SSL support for clients */
-/* $CompileFlags: pkgconfincludes("gnutls","/gnutls/gnutls.h","") exec("libgcrypt-config --cflags") */
-/* $LinkerFlags: rpath("pkg-config --libs gnutls") pkgconflibs("gnutls","/libgnutls.so","-lgnutls") exec("libgcrypt-config --libs") */
+/* $CompileFlags: pkgconfincludes("gnutls","/gnutls/gnutls.h","") iflt("pkg-config --modversion gnutls","2.12") exec("libgcrypt-config --cflags") */
+/* $LinkerFlags: rpath("pkg-config --libs gnutls") pkgconflibs("gnutls","/libgnutls.so","-lgnutls") iflt("pkg-config --modversion gnutls","2.12") exec("libgcrypt-config --libs") */
 /* $NoPedantic */
 
 #ifndef GNUTLS_VERSION_MAJOR
@@ -55,7 +52,7 @@ typedef gnutls_certificate_credentials_t gnutls_certificate_credentials;
 typedef gnutls_dh_params_t gnutls_dh_params;
 #endif
 
-#if (defined(_WIN32) && (GNUTLS_VERSION_MAJOR > 2 || (GNUTLS_VERSION_MAJOR == 2 && GNUTLS_VERSION_MINOR >= 12)))
+#if (GNUTLS_VERSION_MAJOR > 2 || (GNUTLS_VERSION_MAJOR == 2 && GNUTLS_VERSION_MINOR >= 12))
 # define GNUTLS_HAS_RND
 # include <gnutls/crypto.h>
 #else
-- 
2.39.2