From b7922368bd367a8c9f5dd5dff0068662be18ef0a Mon Sep 17 00:00:00 2001
From: exstrim401 <exstrim401@tuta.io>
Date: Sat, 5 Jun 2021 12:54:37 +0500
Subject: [PATCH] engine: Haiku OS support (#478)

---
 engine/common/build.c | 2 ++
 engine/wscript        | 6 ++++++
 game_launch/game.cpp  | 2 +-
 public/build.h        | 4 ++++
 4 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/engine/common/build.c b/engine/common/build.c
index 78f9c8f9..eef0454a 100644
--- a/engine/common/build.c
+++ b/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
diff --git a/engine/wscript b/engine/wscript
index f57c09f6..38022b5a 100644
--- a/engine/wscript
+++ b/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'])
diff --git a/game_launch/game.cpp b/game_launch/game.cpp
index 9ce8c262..0ab28635 100644
--- a/game_launch/game.cpp
+++ b/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
diff --git a/public/build.h b/public/build.h
index f94ffce9..4edb351b 100644
--- a/public/build.h
+++ b/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