From 2c8382e60e6086df5b3835f009464a97b2a0cb4b Mon Sep 17 00:00:00 2001
From: IvanDSM <snesivan1@gmail.com>
Date: Sat, 16 May 2020 21:39:48 -0300
Subject: [PATCH] Add --help and --windowed CLI options.

---
 src/pc/cliopts.c      | 17 +++++++++++++++--
 src/pc/gfx/gfx_sdl2.c |  5 +++--
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/src/pc/cliopts.c b/src/pc/cliopts.c
index 1e3b29c8..14497e30 100644
--- a/src/pc/cliopts.c
+++ b/src/pc/cliopts.c
@@ -23,7 +23,20 @@ void parse_cli_opts(int argc, char* argv[])
 				gCLIOpts.SkipIntro = 1;
 
             if (strcmp(argv[i], "--fullscreen") == 0) // Open game in fullscreen
-                gCLIOpts.FullScreen = 1;            
+                gCLIOpts.FullScreen = 1;   
+
+			if (strcmp(argv[i], "--windowed") == 0) // Open game in windowed mode
+				gCLIOpts.FullScreen = 2;
+
+			if (strcmp(argv[i], "--help") == 0) // Print help
+			{
+				printf("Super Mario 64 PC Port\n");
+				printf("%-20s\tSkips the Peach and Castle intro when starting a new game.\n", "--skip-intro");
+				printf("%-20s\tStarts the game in full screen mode.\n", "--fullscreen");
+				printf("%-20s\tStarts the game in windowed mode.\n", "--windowed");
+				printf("%-20s\tSaves the configuration file as CONFIGNAME.\n", "--configfile CONFIGNAME");
+				exit(0);
+			}
 
             if (strncmp(argv[i], "--configfile", strlen("--configfile")) == 0)
             {
@@ -36,7 +49,7 @@ void parse_cli_opts(int argc, char* argv[])
 						strncpy(gCLIOpts.ConfigFile, argv[i+1], strlen(argv[i+1]));
 					}
 				}
-			}	
+			}
 		}
 	}
 }
\ No newline at end of file
diff --git a/src/pc/gfx/gfx_sdl2.c b/src/pc/gfx/gfx_sdl2.c
index 57ff486d..2a0a54dd 100644
--- a/src/pc/gfx/gfx_sdl2.c
+++ b/src/pc/gfx/gfx_sdl2.c
@@ -114,9 +114,10 @@ static void gfx_sdl_init(void) {
 
     window_flags = SDL_WINDOW_OPENGL | SDL_WINDOW_SHOWN | SDL_WINDOW_RESIZABLE;
 
-    if (gCLIOpts.FullScreen) {
+    if (gCLIOpts.FullScreen == 1)
         configFullscreen = true;
-    }
+    else if (gCLIOpts.FullScreen == 2)
+        configFullscreen = false;
 
     if (configFullscreen) {
         window_flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;