error.c
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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2000
* Murray Jensen <Murray.Jensen@csiro.au>
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "error.h"
char *pname;
void
Warning(char *fmt, ...)
{
va_list args;
fprintf(stderr, "%s: WARNING: ", pname);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fprintf(stderr, "\n");
}
void
Error(char *fmt, ...)
{
va_list args;
fprintf(stderr, "%s: ERROR: ", pname);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
fprintf(stderr, "\n");
exit(1);
}
void
Perror(char *fmt, ...)
{
va_list args;
int e = errno;
char *p;
fprintf(stderr, "%s: ERROR: ", pname);
va_start(args, fmt);
vfprintf(stderr, fmt, args);
va_end(args);
if ((p = strerror(e)) == NULL || *p == '\0')
fprintf(stderr, ": Unknown Error (%d)\n", e);
else
fprintf(stderr, ": %s\n", p);
exit(1);
}