set CMARK_USE_CMAKE_HEADERS at the top level

Author: QuietMisdreavus

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.0)
+cmake_minimum_required(VERSION 3.12)
 project(cmark-gfm)
 
 set(PROJECT_VERSION_MAJOR 0)
@@ -28,6 +28,9 @@ else()
 endif()
 set(CMAKE_C_STANDARD_REQUIRED YES)
 
+# Use CMake's generated headers instead of the Swift package prebuilt ones
+add_compile_definitions(CMARK_USE_CMAKE_HEADERS)
+
 add_subdirectory(src)
 add_subdirectory(extensions)
 if(CMARK_TESTS AND (CMARK_SHARED OR CMARK_STATIC))

api_test/CMakeLists.txt

@@ -29,5 +29,3 @@ if(MSVC)
 elseif(CMAKE_COMPILER_IS_GNUCC OR "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang")
   set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -std=c99 -pedantic")
 endif()
-
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DCMARK_USE_CMAKE_HEADERS")

extensions/CMakeLists.txt

@@ -103,9 +103,6 @@ CHECK_C_SOURCE_COMPILES(
   "int main() { __builtin_expect(0,0); return 0; }"
   HAVE___BUILTIN_EXPECT)
 
-# Use CMake's generated headers instead of the Swift package prebuilt ones
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DCMARK_USE_CMAKE_HEADERS")
-
 # Always compile with warnings
 if(MSVC)
   # Force to always compile with W4

src/CMakeLists.txt

@@ -187,9 +187,6 @@ CONFIGURE_FILE(
   ${CMAKE_CURRENT_SOURCE_DIR}/config.h.in
   ${CMAKE_CURRENT_BINARY_DIR}/config.h)
 
-# Use CMake's generated headers instead of the Swift package prebuilt ones
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DCMARK_USE_CMAKE_HEADERS")
-
 # Always compile with warnings
 if(MSVC)
   # Force to always compile with W4