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			debug.c
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<pre>
/*====================================================================*
 *
 *   signed debug (signed status, char const * string, char const * format, ...);
 *
 *   error.h
 *
 *   variation of the GNU error() function that accepts a message in
 *   place of an error code and always returns -1;
 *
 *   Motley Tools by Charles Maier &lt;cmaier@cmassoc.net&gt;;
 *   Copyright (c) 2001-2006 by Charles Maier Associates;
 *   Licensed under the Internet Software Consortium License;
 *
 *--------------------------------------------------------------------*/

#ifndef DEBUG_SOURCE
#define DEBUG_SOURCE

#include &lt;stdio.h&gt;
#include &lt;stdlib.h&gt;
#include &lt;stdarg.h&gt;
#include &lt;string.h&gt;

#include &quot;../tools/types.h&quot;
#include &quot;../tools/error.h&quot;

#ifdef __GNUC__

__attribute__ ((format (printf, 3, 4)))

#endif

signed debug (signed status, char const * string, char const * format, ...)

{
	extern char const * program_name;
	if ((program_name) &amp;&amp; (* program_name))
	{
		fprintf (stderr, &quot;%s: &quot;, program_name);
	}
	if ((string) &amp;&amp; (* string))
	{
		fprintf (stderr, &quot;%s: &quot;, string);
	}
	if ((format) &amp;&amp; (*format))
	{
		va_list arglist;
		va_start (arglist, format);
		vfprintf (stderr, format, arglist);
		va_end (arglist);
	}
	fprintf (stderr, &quot;\n&quot;);
	fflush (stderr);
	if (status)
	{
		exit (status);
	}
	return (-1);
}

#endif


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