2011-05-22 21:36:34 -04:00
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/* See LICENSE file for copyright and license details. */
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#include <stdarg.h>
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2012-05-14 16:28:41 -04:00
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#include <stdio.h>
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2011-05-22 21:36:34 -04:00
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#include <stdlib.h>
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2012-05-14 16:28:41 -04:00
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#include <string.h>
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2013-03-05 15:46:48 -05:00
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2011-05-24 08:00:30 -04:00
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#include "../util.h"
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2011-05-22 21:36:34 -04:00
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2012-05-14 16:28:41 -04:00
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char *argv0;
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2015-12-21 03:28:44 -05:00
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static void xvprintf(const char *, va_list);
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2011-06-18 01:41:28 -04:00
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2011-05-22 21:36:34 -04:00
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void
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eprintf(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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2015-12-21 03:28:44 -05:00
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xvprintf(fmt, ap);
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2011-05-22 21:36:34 -04:00
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va_end(ap);
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2015-12-21 03:28:44 -05:00
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exit(1);
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2011-05-22 21:36:34 -04:00
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}
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2012-05-14 16:28:41 -04:00
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void
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enprintf(int status, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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2015-12-21 03:28:44 -05:00
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xvprintf(fmt, ap);
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2012-05-14 16:28:41 -04:00
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va_end(ap);
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2013-03-05 15:46:48 -05:00
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2012-05-14 16:28:41 -04:00
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exit(status);
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}
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2013-03-05 15:46:48 -05:00
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2013-11-13 06:39:24 -05:00
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void
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weprintf(const char *fmt, ...)
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{
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va_list ap;
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2015-12-21 03:28:44 -05:00
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va_start(ap, fmt);
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xvprintf(fmt, ap);
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va_end(ap);
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}
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void
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xvprintf(const char *fmt, va_list ap)
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{
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2015-12-21 07:57:10 -05:00
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if (argv0 && strncmp(fmt, "usage", strlen("usage")))
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2015-04-04 18:34:58 -04:00
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fprintf(stderr, "%s: ", argv0);
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2013-11-14 08:06:48 -05:00
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2013-11-13 06:39:24 -05:00
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vfprintf(stderr, fmt, ap);
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if (fmt[0] && fmt[strlen(fmt)-1] == ':') {
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fputc(' ', stderr);
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perror(NULL);
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}
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2013-12-04 12:41:52 -05:00
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}
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