added basic premake functionality

.gitignore

@@ -109,3 +109,6 @@ docgen_tmp/
 
 # Parser stuff
 parser/raylib_parser
+
+# Ignore Makefile made by premake
+Makefile

premake5.lua

@@ -0,0 +1,78 @@
+function raylib_link( pathToRaylib )
+	links { "raylib" }
+	dependson { "raylib" }
+	includedirs { pathToRaylib .. "src" }
+
+	libdirs { pathToRaylib .. "bin/%{cfg.buildcfg}" }
+	filter { "system:linux" }
+		links { "m", "GL", "pthread", "dl", "rt", "X11" } -- only supporting X11 with linux rn
+	filter { "system:macosx" }
+		links { "OpenGL.framework", "Cocoa.framework", "IOKit.framework", "CoreFoundation.framework", "CoreAudio.framework", "CoreVideo.framework", "AudioToolbox.framework" }
+	filter { "system:windows" }
+		links { "winmm", "kernel32", "opengl32", "gdi32" }
+		defines { "_WIN32" }
+	filter { "action:" }
+	filter {}
+end
+
+newoption {
+	trigger = "platform", default = "desktop", value = "Platform type",
+	description = "what platform youre using",
+	allowed = {
+		{ "desktop", "Desktop OSs" },
+		{ "desktop-sdl", "Desktop OS with SDL backend" },
+		{ "web", "HTML5 with WebAssembly"},
+		{ "drm", "RaspberryPi and such" },
+		{ "android", "Android (ARM, ARM64)" }
+	}
+}
+
+-- Choose what opengl versoin you want to work with
+
+--desktopGL = "GRAPHICS_API_OPENGL_11"
+--desktopGL = "GRAPHICS_API_OPENGL_21"
+desktopGL = "GRAPHICS_API_OPENGL_33"
+--desktopGL = "GRAPHICS_API_OPENGL_43"
+
+embededGL = "GRAPHICS_API_OPENGL_ES2"
+
+libType = "StaticLib"
+--libType = "SharedLib"
+
+project "raylib"
+	language "C"
+	cdialect "C99"
+	kind (libType)
+	
+	objdir "obj/%{cfg.buildcfg}"
+	targetdir "bin/%{cfg.buildcfg}"
+
+	files {
+		"src/*.c",
+		"src/*.h"
+	}
+	includedirs { "src/external/glfw/include" }
+
+	filter { "options:platform=desktop" }
+		defines { desktopGL, "PLATFORM_DESKTOP" }
+	filter { "options:platform=desktop-sdl" }
+		defines { desktopGL, "PLATFORM_DESKTOP_SDL" }
+	filter { "options:platform=web" }
+		defines { embededGL, "PLATFORM_WEB", "_DEFAULT_SOURCE" }
+	filter { "options:platform=drm" }
+		defines { embededGL, "PLATFORM_DRM" }
+	filter { "options:platform=android" }
+		defines { embededGL, "PLATFORM_ANDROID" }
+	filter {}
+
+	filter { "system:linux" }
+		defines { "_GNU_SOURCE", "PLATFORM_OS=LINUX" }
+	filter { "system:macosx" }
+		disablewarnings {"deprecated-declarations" }
+		defines { "PLATOFRM_OS=OSX" }
+	filter { "system:bsd" }
+		defines { "PLATFORM_OS=BSD" }
+	filter { "system:windows" }
+		defines { "PLATFORM_OS=WINDOWS" }
+	filter {}
+