ftp.nice.ch/pub/next/developer/nextsources/cctools.s.tar.gz#/cctools/libstuff/errors.c

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#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
#include <errno.h>
#include <mach/mach.h>
#include <mach/mach_error.h>

#include "stuff/errors.h"

unsigned long errors = 0;	/* number of calls to error() */

/*
 * Just print the message in the standard format without setting an error.
 */
void
warning(
const char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	vfprintf(stderr, format, ap);
        fprintf(stderr, "\n");
	va_end(ap);
}

/*
 * Print the error message and return to the caller after setting the error
 * indication.
 */
void
error(
const char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	vfprintf(stderr, format, ap);
        fprintf(stderr, "\n");
	va_end(ap);
	errors++;
}

/*
 * Print the error message, the architecture if not NULL and return to the
 * caller after setting the error indication.
 */
void
error_with_arch(
const char *arch_name,
const char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	if(arch_name != NULL)
	    fprintf(stderr, "for architecture: %s ", arch_name);
	vfprintf(stderr, format, ap);
        fprintf(stderr, "\n");
	va_end(ap);
	errors++;
}

/*
 * Print the error message along with the system error message and return to
 * the caller after setting the error indication.
 */
void
system_error(
const char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	vfprintf(stderr, format, ap);
	fprintf(stderr, " (%s)\n", strerror(errno));
	va_end(ap);
	errors++;
}

/*
 * Print the fatal error message and exit.
 */
void
fatal(
const char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	vfprintf(stderr, format, ap);
        fprintf(stderr, "\n");
	va_end(ap);
	exit(1);
}

/*
 * Print the fatal error message along with the system error message and exit.
 */
void
system_fatal(
const char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	vfprintf(stderr, format, ap);
	fprintf(stderr, " (%s)\n", strerror(errno));
	va_end(ap);
	exit(1);
}

/*
 * Print the error message along with the mach error string.
 */
void
my_mach_error(
kern_return_t r,
char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	vfprintf(stderr, format, ap);
	fprintf(stderr, " (%s)\n", mach_error_string(r));
	va_end(ap);
	errors++;
}

/*
 * Print the fatal error message along with the mach error string and exit.
 */
void
mach_fatal(
kern_return_t r,
char *format,
...)
{
    va_list ap;

	va_start(ap, format);
        fprintf(stderr, "%s: ", progname);
	vfprintf(stderr, format, ap);
	fprintf(stderr, " (%s)\n", mach_error_string(r));
	va_end(ap);
	exit(1);
}

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.