From: Hans Kristian Rosbach <hk-git@circlestorm.org>
Date: Sun, 13 Jun 2021 13:11:23 +0000 (+0200)
Subject: Change WITH_SANITIZER to be a multi-option parameter (for ccmake etc).
X-Git-Tag: 2.1.0-beta1~568
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7a6f62ea93a4ebb35768dce11038253633ba54e1;p=thirdparty%2Fzlib-ng.git

Change WITH_SANITIZER to be a multi-option parameter (for ccmake etc).
Add support for selcting Thread sanitizer.
---

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9fcef6904..fd696449c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -79,7 +79,6 @@ add_option(WITH_GZFILEOP "Compile with support for gzFile related functions" ON)
 add_option(ZLIB_COMPAT "Compile with zlib compatible API" OFF)
 add_option(ZLIB_ENABLE_TESTS "Build test binaries" ON)
 add_option(ZLIB_DUAL_LINK "Dual link tests against system zlib" OFF)
-add_option(WITH_SANITIZER "Build with sanitizer (Memory, Address, Undefined)" OFF)
 add_option(WITH_FUZZERS "Build test/fuzz" OFF)
 add_option(WITH_OPTIM "Build with optimisation" ON)
 add_option(WITH_NEW_STRATEGIES "Use new strategies" ON)
@@ -91,6 +90,10 @@ add_option(WITH_INFLATE_STRICT "Build with strict inflate distance checking" OFF
 add_option(WITH_INFLATE_ALLOW_INVALID_DIST "Build with zero fill for inflate invalid distances" OFF)
 add_option(WITH_UNALIGNED "Support unaligned reads on platforms that support it" ON)
 
+# Add multi-choice option
+set(WITH_SANITIZER AUTO CACHE STRING "Enable sanitizer support")
+set_property(CACHE WITH_SANITIZER PROPERTY STRINGS "Memory" "Address" "Undefined" "Thread")
+
 if(BASEARCH_ARM_FOUND)
     add_option(WITH_ACLE "Build with ACLE" ON)
     add_option(WITH_NEON "Build with NEON intrinsics" ON)
@@ -322,6 +325,8 @@ if(WITH_SANITIZER STREQUAL "Address")
     add_address_sanitizer()
 elseif(WITH_SANITIZER STREQUAL "Memory")
     add_memory_sanitizer()
+elseif(WITH_SANITIZER STREQUAL "Thread")
+    add_thread_sanitizer()
 elseif(WITH_SANITIZER STREQUAL "Undefined")
     add_undefined_sanitizer()
 endif()
diff --git a/cmake/detect-sanitizer.cmake b/cmake/detect-sanitizer.cmake
index 172a8d558..b0a0236e8 100644
--- a/cmake/detect-sanitizer.cmake
+++ b/cmake/detect-sanitizer.cmake
@@ -69,6 +69,16 @@ macro(add_memory_sanitizer)
     endif()
 endmacro()
 
+macro(add_thread_sanitizer)
+    check_sanitizer_support("thread" supported_checks)
+    if(NOT ${supported_checks} STREQUAL "")
+        message(STATUS "Thread sanitizer is enabled: ${supported_checks}")
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=${supported_checks}")
+    else()
+        message(STATUS "Thread sanitizer is not supported")
+    endif()
+endmacro()
+
 macro(add_undefined_sanitizer)
     set(known_checks
         array-bounds
@@ -120,4 +130,4 @@ macro(add_undefined_sanitizer)
     else()
         message(STATUS "UNdefined behavior sanitizer is not supported")
     endif()
-endmacro()
\ No newline at end of file
+endmacro()