UI: Update Linux slice for CMake build framework 3.0

UI/cmake/feature-whatsnew.cmake

@@ -8,6 +8,11 @@ if(ENABLE_WHATSNEW AND TARGET OBS::browser-panels)
   elseif(OS_LINUX)
     find_package(MbedTLS REQUIRED)
     find_package(nlohmann_json REQUIRED)
+
+    if(NOT TARGET OBS::blake2)
+      add_subdirectory("${CMAKE_SOURCE_DIR}/deps/blake2" "${CMAKE_BINARY_DIR}/deps/blake2")
+    endif()
+
     target_link_libraries(obs-studio PRIVATE MbedTLS::MbedTLS nlohmann_json::nlohmann_json OBS::blake2)
 
     target_sources(

UI/cmake/legacy.cmake

@@ -475,6 +475,7 @@ elseif(OS_POSIX)
 
   if(OS_FREEBSD)
     target_link_libraries(obs PRIVATE procstat)
+    target_compile_options(obs PRIVATE -Wno-unqualified-std-cast-call)
   endif()
 
   if(OS_LINUX AND ENABLE_WHATSNEW)

UI/cmake/ui-elements.cmake

@@ -24,6 +24,7 @@ target_sources(
             vertical-scroll-area.hpp)
 
 target_include_directories(obs-ui-support INTERFACE "${CMAKE_CURRENT_SOURCE_DIR}")
+target_compile_options(obs-ui-support INTERFACE $<$<PLATFORM_ID:Linux>:-Wno-error=enum-conversion>)
 
 target_link_libraries(obs-studio PRIVATE OBS::ui-support)
 

UI/obs-frontend-api/CMakeLists.txt

@@ -19,7 +19,11 @@ elseif(OS_MACOS)
 endif()
 
 # cmake-format: off
-set_target_properties_obs(obs-frontend-api PROPERTIES FOLDER frontend PREFIX "" PUBLIC_HEADER obs-frontend-api.h)
+set_target_properties_obs(obs-frontend-api PROPERTIES FOLDER frontend PUBLIC_HEADER obs-frontend-api.h)
+
+if (OS_WINDOWS OR OS_MACOS)
+  set_property(TARGET obs-frontend-api PROPERTY PREFIX "")
+endif()
 # cmake-format: on
 
 target_export(obs-frontend-api)

UI/obs-frontend-api/cmake/linux/obs-frontend-api.pc.in

@@ -0,0 +1,13 @@
+prefix=@CMAKE_INSTALL_PREFIX@
+exec_prefix=${prefix}
+libdir=${prefix}/lib
+includedir=${prefix}/include
+
+Name: obs-frontend-api
+Description: OBS Studio frontend API library
+Version: @OBS_VERSION_CANONICAL@
+
+Requires:
+Libs: -L${libdir} -lobs-frontend-api -lobs
+Libs.private: -lobs -lm -pthread
+Cflags: -I${includedir} -std=gnu@CMAKE_C_STANDARD@ -fPIC -fvisibility=hidden -fopenmp-simd -Werror

UI/platform-x11.cpp

@@ -194,8 +194,18 @@ bool GetDataFilePath(const char *data, string &output)
 			return true;
 	}
 
+	char *relative_data_path =
+		os_get_executable_path_ptr("../" OBS_DATA_PATH "/obs-studio/");
+
+	if (relative_data_path) {
+		bool result = check_path(data, relative_data_path, output);
+		bfree(relative_data_path);
+		return result;
+	}
+
 	if (check_path(data, OBS_DATA_PATH "/obs-studio/", output))
 		return true;
+
 	if (check_path(data, INSTALL_DATA_PATH, output))
 		return true;