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BSD 4.3

/* $Header: /var/lib/cvsd/repos/CSRG/43BSD/contrib/mkmf/src/warn.c,v 1.1.1.1 2018/04/24 16:12:54 root Exp $ */

/*
 * Author: Peter J. Nicklin
 */

/*
 * warn() places an error message on the standard error output stream
 * stderr.
 */
#include <stdio.h>
#include "null.h"

extern char *PGN;			/* program name */

warn(m)
	char *m;			/* warning message */
{
	if (PGN != NULL && *PGN != '\0')
		fprintf(stderr, "%s: ", PGN);
	fprintf(stderr, "%s\n", m);
}

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