Add CMake option protobuf_DEBUG_POSTFIX

cmake/CMakeLists.txt

@@ -18,6 +18,8 @@ else (MSVC)
   set(protobuf_WITH_ZLIB_DEFAULT ON)
 endif (MSVC)
 option(protobuf_WITH_ZLIB "Build with zlib support" ${protobuf_WITH_ZLIB_DEFAULT})
+set(protobuf_DEBUG_POSTFIX "d"
+  CACHE STRING "Default debug postfix")
 
 # Path to main configure script
 set(protobuf_CONFIGURE_SCRIPT "../configure.ac")

cmake/libprotobuf-lite.cmake

@@ -29,4 +29,5 @@ target_link_libraries(libprotobuf-lite ${CMAKE_THREAD_LIBS_INIT})
 target_include_directories(libprotobuf-lite PUBLIC ${protobuf_source_dir}/src)
 set_target_properties(libprotobuf-lite PROPERTIES
     COMPILE_DEFINITIONS LIBPROTOBUF_EXPORTS
-    OUTPUT_NAME ${LIB_PREFIX}protobuf-lite)
+    OUTPUT_NAME ${LIB_PREFIX}protobuf-lite
+    DEBUG_POSTFIX "${protobuf_DEBUG_POSTFIX}")

cmake/libprotobuf.cmake

@@ -58,4 +58,5 @@ target_link_libraries(libprotobuf ${CMAKE_THREAD_LIBS_INIT} ${ZLIB_LIBRARIES})
 target_include_directories(libprotobuf PUBLIC ${protobuf_source_dir}/src)
 set_target_properties(libprotobuf PROPERTIES
     COMPILE_DEFINITIONS LIBPROTOBUF_EXPORTS
-    OUTPUT_NAME ${LIB_PREFIX}protobuf)
+    OUTPUT_NAME ${LIB_PREFIX}protobuf
+    DEBUG_POSTFIX "${protobuf_DEBUG_POSTFIX}")

cmake/libprotoc.cmake

@@ -93,4 +93,5 @@ add_library(libprotoc ${libprotoc_files})
 target_link_libraries(libprotoc libprotobuf)
 set_target_properties(libprotoc PROPERTIES
     COMPILE_DEFINITIONS LIBPROTOC_EXPORTS
-    OUTPUT_NAME ${LIB_PREFIX}protoc)
+    OUTPUT_NAME ${LIB_PREFIX}protoc
+    DEBUG_POSTFIX "${protobuf_DEBUG_POSTFIX}")