huge cleanup and conversion of most string handling (especially paths) to unicode

please note: format strings must be %hs for char* arguments and %ls for
wchar_t*

This was SVN commit r7161.

source/lib/regex.cpp

@@ -26,56 +26,7 @@
 #include "precompiled.h"
 
 
-int match_wildcard(const char* s, const char* w)
-{
-	if(!w)
-		return 1;
-
-	// saved position in both strings, used to expand '*':
-	// s2 is advanced until match.
-	// initially 0 - we abort on mismatch before the first '*'.
-	const char* s2 = 0;
-	const char* w2 = 0;
-
-	while(*s)
-	{
-		const int wc = *w;
-		if(wc == '*')
-		{
-			// wildcard string ended with * => match.
-			if(*++w == '\0')
-				return 1;
-
-			w2 = w;
-			s2 = s+1;
-		}
-		// match one character
-		else if(toupper(wc) == toupper(*s) || wc == '?')
-		{
-			w++;
-			s++;
-		}
-		// mismatched character
-		else
-		{
-			// no '*' found yet => mismatch.
-			if(!s2)
-				return 0;
-
-			// resume at previous position+1
-			w = w2;
-			s = s2++;
-		}
-	}
-
-	// strip trailing * in wildcard string
-	while(*w == '*')
-		w++;
-
-	return (*w == '\0');
-}
-
-int match_wildcardw(const wchar_t* s, const wchar_t* w)
+int match_wildcard(const wchar_t* s, const wchar_t* w)
 {
 	if(!w)
 		return 1;