From a7afec3d5da475d18962e3ebdf68e71d532fdbc0 Mon Sep 17 00:00:00 2001
From: xibbert <113959168+xibbert@users.noreply.github.com>
Date: Mon, 19 Sep 2022 20:27:34 -0700
Subject: [PATCH] Handle SDL_GetBasePath() returning null.

SDL_GetBasePath() returns null on systems that don't implement it.

Set to "./" per SDL docs example.
---
 src/main.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/main.c b/src/main.c
index 0934f385..073b212e 100644
--- a/src/main.c
+++ b/src/main.c
@@ -515,10 +515,15 @@ main(int argc, char **argv)
 
 	char *base_path = SDL_GetBasePath();
 
+    if (!base_path) {
+        base_path = SDL_strdup("./");
+    }
+
 	// This causes the emulator to load ROM data from the executable's directory when
 	// no ROM file is specified on the command line.
 	memcpy(rom_path, base_path, strlen(base_path) + 1);
 	strncpy(rom_path + strlen(rom_path), rom_filename, PATH_MAX - strlen(rom_path));
+    SDL_free(base_path);
 
 	argc--;
 	argv++;