Improved the loop-logic in mkdirs (same functionality).

src/xpdev/dirwrap.c

@@ -924,15 +924,15 @@ int DLLCALL mkdirs(const char* path)
 
 	while(*p) {
 		SKIP_CHARSET(p,sep);
+		if(*p==0)
+			break;
 		tp=p;
 		FIND_CHARSET(tp,sep);
-		if(*p) {
 		safe_snprintf(dir,sizeof(dir),"%.*s",tp-path, path);
 		if(!isdir(dir)) {
 			if((result=MKDIR(dir))!=0)
 				break;
 		}
-		}
 		p=tp;
 	}