engine: Haiku OS support (#478)

engine/common/build.c

@@ -93,6 +93,8 @@ const char *Q_buildos( void )
 	osname = "emscripten";
 #elif XASH_DOS4GW
 	osname = "DOS4GW";
+#elif XASH_HAIKU
+	osname = "haiku";
 #else
 #error "Place your operating system name here! If this is a mistake, try to fix conditions above and report a bug"
 #endif

engine/wscript

@@ -62,6 +62,10 @@ def configure(conf):
 			conf.fatal('SDL2 not availiable! If you want to build dedicated server, specify --dedicated')
 		conf.define('XASH_SDL', 2)
 
+	if conf.env.DEST_OS == 'haiku':
+		conf.env.LIB_HAIKU = ['network']
+		conf.env.LIBPATH_HAIKU = ['/boot/system/lib']
+
 	if conf.options.USE_SELECT == None:
 		conf.options.USE_SELECT = conf.options.DEDICATED
 
@@ -112,6 +116,8 @@ def build(bld):
 		source += bld.path.ant_glob(['platform/dos/*.c'])
 		source += bld.path.ant_glob(['platform/stub/s_stub.c'])
 
+	if bld.env.DEST_OS == 'haiku':
+		libs.append('HAIKU')
 
 	if bld.get_define('XASH_CUSTOM_SWAP'):
 		source += bld.path.ant_glob(['platform/misc/kmalloc.c', 'platform/misc/sbrk.c'])

game_launch/game.cpp

@@ -20,7 +20,7 @@ GNU General Public License for more details.
 #include <stdlib.h>
 #include <stdarg.h>
 
-#if defined(__APPLE__) || defined(__unix__)
+#if defined(__APPLE__) || defined(__unix__) || defined(__HAIKU__)
 	#define XASHLIB    "libxash." OS_LIB_EXT
 #elif _WIN32
 	#if !__MINGW32__ && _MSC_VER >= 1200

public/build.h

@@ -67,6 +67,7 @@ For more information, please refer to <http://unlicense.org/>
 #undef XASH_MSVC
 #undef XASH_NETBSD
 #undef XASH_OPENBSD
+#undef XASH_HAIKU
 #undef XASH_WIN32
 #undef XASH_WIN64
 #undef XASH_X86
@@ -115,6 +116,9 @@ For more information, please refer to <http://unlicense.org/>
 #elif defined __WATCOMC__ && defined __DOS__
 	#define XASH_DOS4GW 1
 	#define XASH_LITTLE_ENDIAN
+#elif defined __HAIKU__
+	#define XASH_HAIKU 1
+	#define XASH_POSIX 1
 #else
 #error "Place your operating system name here! If this is a mistake, try to fix conditions above and report a bug"
 #endif