From: Joakim Soderberg <joakim.soderberg@gmail.com>
Date: Thu, 19 Dec 2013 12:03:49 +0000 (+0000)
Subject: Added EVENT__ENABLE_GCC_WARNINGS, turns all warnings into errors.
X-Git-Tag: release-2.1.4-alpha~42^2~13
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=dd413bd19b918c9e586b4a2747a361b79a13e88f;p=libevent

Added EVENT__ENABLE_GCC_WARNINGS, turns all warnings into errors.
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8cf39093..70b33f2f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -75,6 +75,7 @@ if (EVENT__COVERAGE)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -O0 -fprofile-arcs -ftest-coverage")
 endif()
 
+# GCC specific options.
 if (CMAKE_COMPILER_IS_GNUCC)
     set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
 
@@ -94,6 +95,11 @@ if (CMAKE_COMPILER_IS_GNUCC)
         # TODO: Add --gc-sections support. We need some checks for NetBSD to ensure this works.
     endif()
 
+    option(EVENT__ENABLE_GCC_WARNINGS "Make all GCC warnings into errors" OFF)
+    if (EVENT__ENABLE_GCC_WARNINGS)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
+    endif()
+
     # We need to test for at least gcc 2.95 here, because older versions don't
     # have -fno-strict-aliasing
     execute_process(COMMAND ${CMAKE_C_COMPILER} -dumpversion