From c7e1c39b28cb5c6d7baf6337dd8ead096f6253a4 Mon Sep 17 00:00:00 2001
From: kub <derkub@gmail.com>
Date: Sun, 26 Mar 2023 10:35:39 +0000
Subject: [PATCH] core, make system detection by extension case insensitive

---
 pico/media.c          | 8 ++++----
 pico/state.c          | 2 +-
 platform/common/emu.c | 4 ++--
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/pico/media.c b/pico/media.c
index ce0c24e8..fd33f476 100644
--- a/pico/media.c
+++ b/pico/media.c
@@ -51,7 +51,7 @@ static int detect_media(const char *fname, const unsigned char *rom, unsigned in
   }
 
   // detect wrong extensions
-  if (!strcmp(ext, "srm") || !strcmp(ext, "gz")) // s.gz ~ .mds.gz
+  if (!strcasecmp(ext, "srm") || !strcasecmp(ext, "gz")) // s.gz ~ .mds.gz
     return PM_BAD_DETECT;
 
   /* don't believe in extensions, except .cue and .chd */
@@ -356,13 +356,13 @@ enum media_type_e PicoLoadMedia(const char *filename,
         ext = NULL;
       }
     }
-    if (ext && !strcmp(ext,"gg") && !PicoIn.hwSelect) {
+    if (ext && !strcasecmp(ext,"gg") && !PicoIn.hwSelect) {
       PicoIn.AHW |= PAHW_GG;
       lprintf("detected GG ROM\n");
-    } else if (ext && !strcmp(ext,"sg")) {
+    } else if (ext && !strcasecmp(ext,"sg")) {
       PicoIn.AHW |= PAHW_SG;
       lprintf("detected SG-1000 ROM\n");
-    } else if (ext && !strcmp(ext,"sc")) {
+    } else if (ext && !strcasecmp(ext,"sc")) {
       PicoIn.AHW |= PAHW_SC;
       lprintf("detected SC-3000 ROM\n");
     } else
diff --git a/pico/state.c b/pico/state.c
index 63d2b377..07c4ff4a 100644
--- a/pico/state.c
+++ b/pico/state.c
@@ -61,7 +61,7 @@ static void *open_save_file(const char *fname, int is_save)
   int len = strlen(fname);
   void *afile = NULL;
 
-  if (len > 3 && strcmp(fname + len - 3, ".gz") == 0)
+  if (len > 3 && strcasecmp(fname + len - 3, ".gz") == 0)
   {
     if ( (afile = gzopen(fname, is_save ? "wb" : "rb")) ) {
       set_cbs(1);
diff --git a/platform/common/emu.c b/platform/common/emu.c
index e0803cee..281fb0f8 100644
--- a/platform/common/emu.c
+++ b/platform/common/emu.c
@@ -399,7 +399,7 @@ int emu_reload_rom(const char *rom_fname_in)
 		movie_data = 0;
 	}
 
-	if (!strcmp(ext, ".gmv"))
+	if (!strcasecmp(ext, ".gmv"))
 	{
 		// check for both gmv and rom
 		int dummy;
@@ -436,7 +436,7 @@ int emu_reload_rom(const char *rom_fname_in)
 		get_ext(rom_fname, ext);
 		lprintf("gmv loaded for %s\n", rom_fname);
 	}
-	else if (!strcmp(ext, ".pat"))
+	else if (!strcasecmp(ext, ".pat"))
 	{
 		int dummy;
 		PicoPatchLoad(rom_fname);
-- 
2.39.2