From 6b1a47b85177c0f14e9c3adbbf8a3ba02f7c0e54 Mon Sep 17 00:00:00 2001
From: Tim Wojtulewicz <timwoj@gmail.com>
Date: Mon, 9 Aug 2021 20:35:59 +0000
Subject: [PATCH] Added support for TSan to CMake, added CI run

---
 .travis.yml             |  2 +-
 CMakeLists.txt          | 10 ++++++++++
 scripts/travis/build.sh |  1 +
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 4dd5d25d..f42311ab 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,6 +12,7 @@ env:
   matrix:
   - BUILD_TYPE=Release
   - BUILD_TYPE=Debug ENABLE_ASAN=YES ENABLE_LSAN=YES ENABLE_UBSAN=YES ASAN_OPTIONS="symbolize=1 detect_leaks=1 detect_stack_use_after_return=1" LSAN_OPTIONS="fast_unwind_on_malloc=0:malloc_context_size=50"
+  - BUILD_TYPE=Debug ENABLE_TSAN=YES
 addons:
   apt:
     config:
@@ -42,4 +43,3 @@ before_script:
 - ./scripts/travis/build.sh
 script:
 - make ARGS="-V" test
-
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d7cb70a7..04aa5df5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -84,6 +84,16 @@ if(ENABLE_UBSAN)
   list(APPEND DEBUG_FSANITIZERFLAGS "undefined")
 endif()
 
+#
+# ThreadSanitizer
+#
+if(ENABLE_TSAN)
+  #
+  # -fsanitize=thread  - Build with tsan support
+  #
+  list(APPEND DEBUG_FSANITIZERFLAGS "thread")
+endif()
+
 if(DEBUG_FSANITIZERFLAGS)
   string (REPLACE ";" "," DEBUG_FSANITIZERFLAGS "${DEBUG_FSANITIZERFLAGS}")
   set(CMAKE_C_FLAGS_DEBUG "-fsanitize=${DEBUG_FSANITIZERFLAGS} ${CMAKE_C_FLAGS_DEBUG}")
diff --git a/scripts/travis/build.sh b/scripts/travis/build.sh
index 612caa25..4833469e 100755
--- a/scripts/travis/build.sh
+++ b/scripts/travis/build.sh
@@ -19,6 +19,7 @@ if ! cmake . -G "Unix Makefiles" \
     -DENABLE_ASAN="${ENABLE_ASAN:-NO}" \
     -DENABLE_LSAN="${ENABLE_LSAN:-NO}" \
     -DENABLE_UBSAN="${ENABLE_UBSAN:-NO}" \
+    -DENABLE_TSAN="${ENABLE_TSAN:-NO}" \
     -DCMAKE_BUILD_TYPE="${BUILD_TYPE}"; then
     fatal "Failed during cmake build configuration"
 fi