Add vendor:raylib (core only)

core/sys/win32/user32.odin

@@ -3,6 +3,8 @@ package win32
 
 foreign import "system:user32.lib"
 
+import "core:intrinsics"
+
 
 Menu_Bar_Info :: struct {
 	size: u32,
@@ -94,7 +96,9 @@ MB_SERVICE_NOTIFICATION :: 0x00200000
 @(default_calling_convention = "std")
 foreign user32 {
 	@(link_name="GetDesktopWindow") get_desktop_window  :: proc() -> Hwnd ---
-	@(link_name="ShowCursor")       show_cursor         :: proc(show: Bool) -> i32 ---
+	when !intrinsics.is_package_imported("raylib") { // NOTE(bill): this is a bit of hack but it's to get around the namespace collisions
+		@(link_name="ShowCursor")show_cursor :: proc(show: Bool) -> i32 ---
+	}
 	@(link_name="GetCursorPos")     get_cursor_pos      :: proc(p: ^Point) -> Bool ---
 	@(link_name="SetCursorPos")     set_cursor_pos      :: proc(x, y: i32) -> Bool ---
 	@(link_name="ScreenToClient")   screen_to_client    :: proc(h: Hwnd, p: ^Point) -> Bool ---

examples/all/all_main.odin

@@ -60,6 +60,7 @@ import utf16          "core:unicode/utf16"
 
 import glfw   "vendor:glfw"
 import gl     "vendor:OpenGL"
+import rl     "vendor:raylib"
 import PM     "vendor:portmidi"
 import SDL    "vendor:sdl2"
 import IMG    "vendor:sdl2/image"

vendor/raylib/LICENSE

@@ -0,0 +1,16 @@
+Copyright (c) 2013-2021 Ramon Santamaria (@raysan5)
+
+This software is provided "as-is", without any express or implied warranty. In no event 
+will the authors be held liable for any damages arising from the use of this software.
+
+Permission is granted to anyone to use this software for any purpose, including commercial 
+applications, and to alter it and redistribute it freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not claim that you 
+  wrote the original software. If you use this software in a product, an acknowledgment 
+  in the product documentation would be appreciated but is not required.
+
+  2. Altered source versions must be plainly marked as such, and must not be misrepresented
+  as being the original software.
+
+  3. This notice may not be removed or altered from any source distribution.