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<title>
error.c
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<meta name='generator' content='motley-tools 1.9.4 13:40:33 Feb 18 2015'/>
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<pre>
/*====================================================================*
*
* signed error (signed status, errno_t number, char const * format, ...);
*
* error.h
*
* custom implementation of GNU error() function for systems
* that do not have it; this version always returns -1;
*
* Motley Tools by Charles Maier <cmaier@cmassoc.net>;
* Copyright (c) 2001-2006 by Charles Maier Associates;
* Licensed under the Internet Software Consortium License;
*
*--------------------------------------------------------------------*/
#ifndef ERROR_SOURCE
#define ERROR_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include "../tools/types.h"
#include "../tools/error.h"
#ifdef __GNUC__
__attribute__ ((format (printf, 3, 4)))
#endif
signed error (signed status, errno_t number, char const * format, ...)
{
extern char const *program_name;
if ((program_name) && (*program_name))
{
fprintf (stderr, "%s: ", program_name);
}
#if 1
if ((format) && (*format))
{
va_list arglist;
va_start (arglist, format);
vfprintf (stderr, format, arglist);
va_end (arglist);
}
if (number)
{
fprintf (stderr, ": %s", strerror (number));
}
#else
if (number)
{
fprintf (stderr, "%s: ", strerror (number));
}
if ((format) && (*format))
{
va_list arglist;
va_start (arglist, format);
vfprintf (stderr, format, arglist);
va_end (arglist);
}
#endif
fprintf (stderr, "\n");
fflush (stderr);
if (status)
{
exit (status);
}
return (-1);
}
#endif
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