1 files changed, 22 insertions, 11 deletions

diff --git a/src/w_wad.c b/src/w_wad.c
index 9425705c..e93147e3 100644
--- a/src/w_wad.c
+++ b/src/w_wad.c
@@ -74,27 +74,38 @@ static lumpinfo_t **lumphash;
 
 static void ExtractFileBase(char *path, char *dest)
 {
-    char*	src;
-    int		length;
+    char *src;
+    char *filename;
+    int length;
 
     src = path + strlen(path) - 1;
-    
+
     // back up until a \ or the start
     while (src != path && *(src - 1) != DIR_SEPARATOR)
     {
 	src--;
     }
-    
-    // copy up to eight characters
-    memset (dest,0,8);
+
+    filename = src;
+
+    // Copy up to eight characters
+    // Note: Vanilla Doom exits with an error if a filename is specified
+    // with a base of more than eight characters.  To remove the 8.3
+    // filename limit, instead we simply truncate the name.
+
     length = 0;
-    
-    while (*src && *src != '.')
+    memset(dest, 0, 8);
+
+    while (*src != '\0' && *src != '.')
     {
-	if (++length == 9)
-	    I_Error ("Filename base of %s >8 chars",path);
+        if (length >= 8)
+        {
+            printf("Warning: Truncated '%s' lump name to '%.8s'.\n",
+                   filename, dest);
+            break;
+        }
 
-	*dest++ = toupper((int)*src++);
+	dest[length++] = toupper((int)*src++);
     }
 }