From ef861421e2bc467e01eafc3d13864d931cf5014d Mon Sep 17 00:00:00 2001
From: Sean Barrett <seanb@radgametools.com>
Date: Sat, 28 Aug 2021 03:20:04 -0700
Subject: [PATCH] stb.h: stb_splitpath correctly handles relative paths with
 explicit drive specifiers

---
 deprecated/stb.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/deprecated/stb.h b/deprecated/stb.h
index 80fa202..1633c3b 100644
--- a/deprecated/stb.h
+++ b/deprecated/stb.h
@@ -2423,6 +2423,12 @@ static char *stb__splitpath_raw(char *buffer, char *path, int flag)
    char *s = stb_strrchr2(path, '/', '\\');
    char *t = strrchr(path, '.');
    if (s && t && t < s) t = NULL;
+
+   if (!s) {
+      // check for drive
+      if (isalpha(path[0]) && path[1] == ':')
+         s = &path[1];
+   }
    if (s) ++s;
 
    if (flag == STB_EXT_NO_PERIOD)