--- 1141pr/src/plugin/commands/comcom.c	2002-12-21 01:27:13.000000000 +0000
+++ comhack/src/plugin/commands/comcom.c	2003-01-11 19:05:10.000000000 +0000
@@ -1016,10 +1016,20 @@
 	int i;

 	if ((len >4) && (file[len-4] == '.')) {
-		for (i=0; i<3; i++)
-			if (!strncasecmp(file+len-3, extlist[i], 3))
-				if (com_exist_file(file)) return i+1; 
-		return 0;
+		/* '..\ws' does _not_ mean a file with extension '\ws' */
+		boolean isext = TRUE;
+		for (i = len - 3; i < len; i++) {
+			if (!isalnum (file[i])) {
+				isext = FALSE;
+				break;
+			}
+		}
+		if (isext) {
+			for (i=0; i<3; i++)
+				if (!strncasecmp(file+len-3, extlist[i], 3))
+					if (com_exist_file(file)) return i+1;
+			return 0;
+		}
 	}
 	*p++ = '.';
 	for (i=0; i<3; i++) {
@@ -1164,7 +1175,7 @@
 	char *p;

 	if (!expand || (expand && com_doscanonicalize(buf, path)))
-							strcpy(buf, path);
+		strcpy(buf, path);
 	p = basename_of(buf,0);
 	*p = 0;
 	return p - buf;