From 3425a234ddae0e60c1cbf134a507ff185f104d0c Mon Sep 17 00:00:00 2001
From: retrotalker <42415066+retrotalker@users.noreply.github.com>
Date: Wed, 15 Aug 2018 12:08:57 -0500
Subject: [PATCH] Console region option

auto, ntsc, pal
---
 libretro/libretro.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/libretro/libretro.cpp b/libretro/libretro.cpp
index 7f4b0171..225ae5a1 100644
--- a/libretro/libretro.cpp
+++ b/libretro/libretro.cpp
@@ -191,6 +191,7 @@ void retro_set_environment(retro_environment_t cb)
         { "snes9x_sndchan_8", "Enable sound channel 8; enabled|disabled" },
         { "snes9x_overscan", "Crop overscan; enabled|disabled|auto" },
         { "snes9x_aspect", "Preferred aspect ratio; 4:3|8:7|auto|ntsc|pal" },
+        { "snes9x_region", "Console region (Reload core); auto|ntsc|pal" },
         { NULL, NULL },
     };
 
@@ -406,6 +407,27 @@ static void update_variables(void)
         }
     }
 
+    var.key = "snes9x_region";
+
+    if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+    {
+        if (!strcmp(var.value, "auto"))
+        {
+            Settings.ForceNTSC = false;
+            Settings.ForcePAL = false;
+        }
+        else if (!strcmp(var.value, "ntsc"))
+        {
+            Settings.ForceNTSC = true;
+            Settings.ForcePAL = false;
+        }
+        else if (!strcmp(var.value, "pal"))
+        {
+            Settings.ForceNTSC = false;
+            Settings.ForcePAL = true;
+        }
+    }
+
     if (geometry_update)
         update_geometry();
 }