Cleanup: stdbool no longer optional, remove checks

CMakeLists.txt

@@ -726,11 +726,6 @@ else()
 	set(COMPILER_SSE2_FLAG)
 endif()
 
-TEST_STDBOOL_SUPPORT()
-if(HAVE_STDBOOL_H)
-	add_definitions(-DHAVE_STDBOOL_H)
-endif()
-
 TEST_SHARED_PTR_SUPPORT()
 TEST_UNORDERED_MAP_SUPPORT()
 
@@ -3051,9 +3046,6 @@ if(FIRST_RUN)
 		info_cfg_option(WITH_GL_ANGLE)
 	endif()
 
-	# debug
-	message(STATUS "HAVE_STDBOOL_H = ${HAVE_STDBOOL_H}")
-
 	info_cfg_text("")
 
 	message("${_config_msg}")

build_files/cmake/macros.cmake

@@ -799,17 +799,6 @@ macro(TEST_SSE_SUPPORT
 	unset(CMAKE_REQUIRED_FLAGS)
 endmacro()
 
-macro(TEST_STDBOOL_SUPPORT)
-	include(CheckCSourceRuns)
-
-	# This program will compile correctly if and only if
-	# this C compiler supports C99 stdbool.
-	check_c_source_runs("
-		#include <stdbool.h>
-		int main(void) { return (int)false; }"
-	HAVE_STDBOOL_H)
-endmacro()
-
 # Only print message if running CMake first time
 macro(message_first_run)
 	if(FIRST_RUN)

source/blender/blenlib/BLI_sys_types.h

@@ -78,25 +78,7 @@ typedef uint64_t u_int64_t;
 #endif /* ifdef platform for types */
 
 #include <stddef.h>  /* size_t define */
-
-#ifdef HAVE_STDBOOL_H
-# include <stdbool.h>
-#elif !defined(__bool_true_false_are_defined) && !defined(__BOOL_DEFINED)
-# ifndef HAVE__BOOL
-#  ifdef __cplusplus
-typedef bool _BLI_Bool;
-#  else
-/* Make sure bool is alays defined with the same size for both C and C++ */
-#   define _BLI_Bool unsigned char
-#  endif
-# else
-#  define _BLI_Bool _Bool
-# endif
-# define bool _BLI_Bool
-# define false 0
-# define true 1
-# define __bool_true_false_are_defined 1
-#endif
+#include <stdbool.h>
 
 #ifdef __cplusplus 
 }