buildroot/package/znc/0002-Fix-build-with-libress...

69 lines
2.4 KiB
Diff

From dcb5f3df82fcfec48aab356252067dc897fb98cf Mon Sep 17 00:00:00 2001
From: Alexey Sokolov <alexey+znc@asokolov.org>
Date: Sun, 14 Nov 2021 00:45:01 +0000
Subject: [PATCH] Fix build with libressl
It got another feature of openssl implemented, which broke this
Downloaded from upstream commit
https://github.com/znc/znc/commit/dcb5f3df82fcfec48aab356252067dc897fb98cf
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
---
CMakeLists.txt | 14 ++++++++++++++
include/znc/zncconfig.h.cmake.in | 1 +
modules/schat.cpp | 3 +--
3 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0913ff2691..1f77f5632b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -82,6 +82,20 @@ endmacro()
tristate_option(OPENSSL "Support SSL")
if(WANT_OPENSSL)
find_package(OpenSSL ${TRISTATE_OPENSSL_REQUIRED})
+
+ if(OPENSSL_FOUND)
+ # SSL_SESSION was made opaque in OpenSSL 1.1.0;
+ # LibreSSL gained that function later too.
+ # TODO: maybe remove this check at some point, and stop supporting old
+ # libssl versions
+ function(check_SSL_SESSION_get0_cipher)
+ set(CMAKE_REQUIRED_LIBRARIES ${OPENSSL_LIBRARIES})
+ set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
+ check_cxx_symbol_exists(SSL_SESSION_get0_cipher openssl/ssl.h
+ HAVE_SSL_SESSION_get0_cipher)
+ endfunction()
+ check_SSL_SESSION_get0_cipher()
+ endif()
endif()
set(HAVE_LIBSSL "${OPENSSL_FOUND}")
diff --git a/include/znc/zncconfig.h.cmake.in b/include/znc/zncconfig.h.cmake.in
index 5426b828af..7b07b99aec 100644
--- a/include/znc/zncconfig.h.cmake.in
+++ b/include/znc/zncconfig.h.cmake.in
@@ -31,6 +31,7 @@
#define HAVE_PTHREAD 1
#cmakedefine HAVE_THREADED_DNS 1
#cmakedefine HAVE_LIBSSL 1
+#cmakedefine HAVE_SSL_SESSION_get0_cipher 1
#cmakedefine HAVE_IPV6 1
#cmakedefine HAVE_ZLIB 1
#cmakedefine HAVE_I18N 1
diff --git a/modules/schat.cpp b/modules/schat.cpp
index aa7a338dcd..66e67e695c 100644
--- a/modules/schat.cpp
+++ b/modules/schat.cpp
@@ -25,8 +25,7 @@
#include <znc/User.h>
#include <znc/IRCNetwork.h>
-#if !defined(OPENSSL_VERSION_NUMBER) || defined(LIBRESSL_VERSION_NUMBER) || \
- OPENSSL_VERSION_NUMBER < 0x10100007
+#ifndef HAVE_SSL_SESSION_get0_cipher
/* SSL_SESSION was made opaque in OpenSSL 1.1.0, cipher accessor was added 2
weeks before the public release.
See openssl/openssl@e92813234318635639dba0168c7ef5568757449b. */