1 files changed, 86 insertions, 3 deletions
diff --git a/src/m_misc.c b/src/m_misc.c
index 9a5fb84a..ed41b5f1 100644
--- a/src/m_misc.c
+++ b/src/m_misc.c
@@ -2,6 +2,7 @@
 //-----------------------------------------------------------------------------
 //
 // Copyright(C) 1993-1996 Id Software, Inc.
+// Copyright(C) 1993-2008 Raven Software
 // Copyright(C) 2005 Simon Howard
 //
 // This program is free software; you can redistribute it and/or
@@ -27,6 +28,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 #include <ctype.h>
 #include <errno.h>
 
@@ -42,10 +44,9 @@
 #include <sys/types.h>
 #endif
 
-#include "doomdef.h"
-#include "doomstat.h"
+#include "doomtype.h"
 
-#include "deh_main.h"
+#include "deh_str.h"
 
 #include "i_swap.h"
 #include "i_system.h"
@@ -206,3 +207,85 @@ boolean M_StrToInt(const char *str, int *result)
         || sscanf(str, " %d", result) == 1;
 }
 
+void M_ExtractFileBase(char *path, char *dest)
+{
+    char*	src;
+    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);
+    length = 0;
+
+    while (*src != '\0' && *src != '.')
+    {
+        ++length;
+
+	if (length > 8)
+        {
+	    I_Error ("Filename base of %s >8 chars", path);
+        }
+
+	*dest++ = toupper((int)*src++);
+    }
+}
+
+//---------------------------------------------------------------------------
+//
+// PROC M_ForceUppercase
+//
+// Change string to uppercase.
+//
+//---------------------------------------------------------------------------
+
+void M_ForceUppercase(char *text)
+{
+    char *p;
+
+    for (p = text; *p != '\0'; ++p)
+    {
+        *p = toupper(*p);
+    }
+}
+
+//
+// M_StrCaseStr
+//
+// Case-insensitive version of strstr()
+//
+
+char *M_StrCaseStr(char *haystack, char *needle)
+{
+    unsigned int haystack_len;
+    unsigned int needle_len;
+    unsigned int len;
+    unsigned int i;
+
+    haystack_len = strlen(haystack);
+    needle_len = strlen(needle);
+
+    if (haystack_len < needle_len)
+    {
+        return NULL;
+    }
+
+    len = haystack_len - needle_len;
+
+    for (i = 0; i <= len; ++i)
+    {
+        if (!strncasecmp(haystack + i, needle, needle_len))
+        {
+            return haystack + i;
+        }
+    }
+
+    return NULL;
+}
+