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- /* $Header: badopt.c,v 1.2 85/04/02 07:45:43 nicklin Exp $ */
-
- /*
- * Author: Peter J. Nicklin
- */
-
- /*
- * badopt() places a "bad option" error message on the standard error
- * output stream stderr.
- */
- #include <stdio.h>
- #include "null.h"
-
- extern char *PGN; /* program name */
-
- badopt(sign, c)
- char c; /* offending option */
- char sign; /* '+' or '-' sign preceding option */
- {
- if (PGN != NULL && *PGN != '\0')
- fprintf(stderr, "%s: ", PGN);
- fprintf(stderr, "bad option %c%c\n", sign, c);
- }
-