cmake: enable -Werror

marckleinebudde · May 29, 2024 · fcd2830 · fcd2830
1 parent 708ba98
commit fcd2830
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/.github/workflows/compile.yml b/.github/workflows/compile.yml
@@ -33,13 +33,13 @@ jobs:
     - name: Configure & Build with gcc
       run: |
         podman exec -i stable rm -rf build
-        podman exec -i stable cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_C_COMPILER=gcc -B build
+        podman exec -i stable cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_C_COMPILER=gcc -DENABLE_WERROR=ON -B build
         podman exec -i stable cmake --build build
 
     - name: Configure & Build with clang
       run: |
         podman exec -i stable rm -rf build
-        podman exec -i stable cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_C_COMPILER=clang -B build
+        podman exec -i stable cmake -DCMAKE_BUILD_TYPE=Debug -DCMAKE_C_COMPILER=clang -DENABLE_WERROR=ON -B build
         podman exec -i stable cmake --build build
 
     - name: Show logs

diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -12,6 +12,13 @@ if(NOT CMAKE_BUILD_TYPE)
   set(CMAKE_BUILD_TYPE Release)
 endif()
 
+# Add an option to enable treating warnings as errors
+option(ENABLE_WERROR "Treat all compiler warnings as errors" OFF)
+
+if(ENABLE_WERROR)
+  add_compile_options(-Werror)
+endif()
+
 add_definitions(-D_GNU_SOURCE)
 
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wno-parentheses")