[build][CMake] Fix cmake configuration issue for Android (#4671)

* fix cmake configuration issue for Android * review comment
raysan5 · Jan 10, 2025 · eee86dd · eee86dd
1 parent b554b53
commit eee86dd
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/cmake/LibraryConfigurations.cmake b/cmake/LibraryConfigurations.cmake
@@ -69,6 +69,14 @@ elseif (${PLATFORM} MATCHES "Android")
     set(CMAKE_POSITION_INDEPENDENT_CODE ON)
     list(APPEND raylib_sources ${ANDROID_NDK}/sources/android/native_app_glue/android_native_app_glue.c)
     include_directories(${ANDROID_NDK}/sources/android/native_app_glue)
+
+    # NOTE: We remove '-Wl,--no-undefined' (set by default) as it conflicts with '-Wl,-undefined,dynamic_lookup' needed 
+    #       for compiling with the missing 'void main(void)' declaration in `android_main()`.
+    #       We also remove other unnecessary or problematic flags.
+
+    string(REPLACE "-Wl,--no-undefined -Qunused-arguments" "" CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")
+    string(REPLACE "-static-libstdc++" "" CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS}")
+
     set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,--exclude-libs,libatomic.a -Wl,--build-id -Wl,-z,noexecstack -Wl,-z,relro -Wl,-z,now -Wl,--warn-shared-textrel -Wl,--fatal-warnings -u ANativeActivity_onCreate -Wl,-undefined,dynamic_lookup")
 
     find_library(OPENGL_LIBRARY OpenGL)