Initial stab at making the macOS cmake build work

src/conio/CMakeLists.txt

@@ -90,6 +90,14 @@ if(NOT WITHOUT_X1!)
 endif()
 
 if(NOT WITHOUT_SDL)
+	if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+		if(NOT SDL2_FOUND)
+			find_library(SDL2_LIBRARY SDL2)
+			if(SDL2_LIBRARY)
+				set(SDL2_FOUND ON)
+			endif()
+		endif()
+	endif()
 	if(SDL2_FOUND)
 		list(APPEND SOURCE sdl_con.c)
 		list(APPEND SOURCE sdlfuncs.c)
@@ -97,9 +105,6 @@ if(NOT WITHOUT_SDL)
 		if(WIN32)
 			list(APPEND SOURCE SDL_win32_main.c)
 		endif()
-		if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
-			list(APPEND SOURCE SDLMain.m)
-		endif()
 		set(NEED_BITMAP TRUE)
 		set(NEED_DLOPEN TRUE)
 	endif()
@@ -152,12 +157,22 @@ else()
 endif()
 
 if(NOT WITHOUT_SDL)
+	if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+		if(SDL2_LIBRARY)
+			target_link_libraries(ciolib ${SDL2_LIBRARY})
+			target_include_directories(ciolib PUBLIC ${SDL2_LIBRARY}/Headers)
+			target_include_directories(ciolib PUBLIC ${SDL2_LIBRARY})
+			target_compile_definitions(ciolib PUBLIC STATIC_SDL)
+			target_compile_definitions(ciolib PUBLIC WITH_SDL)
+		endif()
+	else()
 		if(SDL2_FOUND)
 			target_include_directories(ciolib PUBLIC ${SDL2_INCLUDE_DIRS})
 			set(WITH_SDL TRUE PARENT_SCOPE)
 			target_compile_definitions(ciolib PUBLIC WITH_SDL)
 		endif()
 	endif()
+endif()
 
 if(WIN32)
 	if(NOT WITHOUT_GDI)

src/conio/ciolib.c

@@ -2003,7 +2003,7 @@ CIOLIBEXPORT void ciolib_setscaling_type(enum ciolib_scaling newval)
 		cio_api.setscaling_type(newval);
 }
 
-#if defined(__DARWIN__)
+#if defined(WITH_SDL) && defined(__DARWIN__)
 #ifdef main
 #undef main
 #endif

src/encode/CMakeLists.txt

@@ -22,6 +22,6 @@ set(HEADER
 )
 
 add_library(encode OBJECT ${SOURCE})
-target_compile_features(encode PUBLIC c_std_99)
+target_compile_features(encode PUBLIC c_std_11)
 target_include_directories(encode PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_link_libraries(encode xpdev)

src/sftp/CMakeLists.txt

@@ -19,6 +19,6 @@ set(HEADER
 )
 
 add_library(sftp OBJECT ${SOURCE})
-target_compile_features(sftp PUBLIC c_std_99)
+target_compile_features(sftp PUBLIC c_std_11)
 target_include_directories(sftp PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_link_libraries(sftp xpdev)

src/syncterm/CMakeLists.txt

@@ -80,6 +80,11 @@ if(NOT WITHOUT_OOII)
 	list(APPEND SOURCE ooii.c ooii_bmenus.c ooii_cmenus.c ooii_logons.c ooii_sounds.c)
 endif()
 
+if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+	list(APPEND SOURCE DarwinWrappers.m)
+	find_library(FOUNDATION_LIBRARY Foundation)
+endif()
+
 if(NOT WITHOUT_CRYPTLIB)
 	list(APPEND SOURCE ssh.c telnets.c)
 	if(WIN32)
@@ -87,7 +92,14 @@ if(NOT WITHOUT_CRYPTLIB)
 	endif()
 endif()
 
-add_executable(syncterm ${SOURCE})
+add_executable(syncterm MACOSX_BUNDLE ${SOURCE})
+set_target_properties(syncterm PROPERTIES
+	MACOSX_BUNDLE_INFO_PLIST ${CMAKE_CURRENT_SOURCE_DIR}/Info.plist
+)
+if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+	target_sources(syncterm PRIVATE SyncTERM.icns)
+	set_source_files_properties(SyncTERM.icns PROPERTIES MACOSX_PACKAGE_LOCATION "Resources")
+endif()
 require_libs(syncterm ciolib comio encode hash sftp uifc xpdev)
 if(WITHOUT_OOII)
 	target_compile_definitions(syncterm PRIVATE WITHOUT_OOII=1)
@@ -116,6 +128,7 @@ elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
 	target_link_libraries(syncterm util)
 elseif(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
 	target_link_libraries(syncterm util)
+	target_link_libraries(syncterm ${FOUNDATION_LIBRARY})
 endif()
 
 install(TARGETS syncterm DESTINATION bin)

src/xpdev/CMakeLists.txt

 project (XPDev C)
 
 cmake_minimum_required(VERSION 3.11)
+include(CheckSymbolExists)
 
 set(WITHOUT_OSS OFF CACHE BOOL "Disable OSS Audio")
 set(WITHOUT_SDL_AUDIO OFF CACHE BOOL "Disable SDL Audio")
@@ -87,17 +88,24 @@ set(HEADER
 	xpsem.h
 )
 
+check_symbol_exists(strlcpy string.h HAS_STRLCPY)
+
 if(NOT WIN32)
 	list(APPEND SOURCE xpevent.c)
 	list(APPEND SOURCE xpsem.c)
 endif()
 
 if(NOT WITHOUT_SDL_AUDIO)
-	if(SDL2_INCLUDE_DIRS)
-		list(APPEND SOURCE sdlfuncs.c)
 	if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
-			list(APPEND SOURCE SDLMain.m)
+		if(NOT SDL2_FOUND)
+			find_library(SDL2_LIBRARY SDL2)
+			if(SDL2_LIBRARY)
+				set(SDL2_FOUND ON)
+			endif()
+		endif()
 	endif()
+	if(SDL2_FOUND)
+		list(APPEND SOURCE sdlfuncs.c)
 		if(WIN32)
 			list(APPEND SOURCE SDL_win32_main.c)
 		endif()
@@ -105,9 +113,16 @@ if(NOT WITHOUT_SDL_AUDIO)
 endif()
 
 add_library(xpdev OBJECT ${SOURCE})
+target_compile_features(xpdev PUBLIC c_std_11)
 target_include_directories(xpdev PUBLIC ${CMAKE_CURRENT_SOURCE_DIR})
 target_include_directories(xpdev PUBLIC ${XPDevPlus_BINARY_DIR})
 target_link_libraries(xpdev ${CMAKE_DL_LIBS})
+if(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+	target_compile_definitions(xpdev PUBLIC __unix__ __DARWIN__ USE_SNPRINTF)
+endif()
+if(NOT WIN32)
+	target_compile_definitions(xpdev PUBLIC USE_XP_SEMAPHORES)
+endif()
 
 CHECK_INCLUDE_FILES(inttypes.h HAS_INTTYPES_H)
 CHECK_INCLUDE_FILES(stdint.h HAS_STDINT_H)
@@ -191,12 +206,22 @@ if(HAS_SRANDOMDEV_FUNC)
 endif()
 
 if(NOT WITHOUT_SDL_AUDIO)
+	if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+		if(SDL2_LIBRARY)
+			target_link_libraries(xpdev ${SDL2_LIBRARY})
+			target_include_directories(xpdev PUBLIC ${SDL2_LIBRARY}/Headers)
+			target_include_directories(xpdev PUBLIC ${SDL2_LIBRARY})
+			target_compile_definitions(xpdev PUBLIC STATIC_SDL)
+			target_compile_definitions(xpdev PUBLIC WITH_SDL_AUDIO)
+		endif()
+	else()
 		if(SDL2_FOUND)
 			target_include_directories(xpdev PUBLIC ${SDL2_INCLUDE_DIRS})
 			set(WITH_SDL_AUDIO TRUE PARENT_SCOPE)
 			target_compile_definitions(xpdev PUBLIC WITH_SDL_AUDIO)
 		endif()
 	endif()
+endif()
 
 if (PKG_CONFIG_FOUND)
 	if(NOT WITHOUT_PORTAUDIO)
@@ -239,3 +264,7 @@ if(NOT WITHOUT_ALSA)
 		endif()
 	endif()
 endif()
+
+if(NOT HAS_STRLCPY)
+	target_compile_definitions(xpdev PUBLIC NEEDS_STRLCPY)
+endif()