src/ash/win/err.c

   1 /* $Id$ */
   2 /** @file
   3  *
   4  * Override err.h so we get the program name right.
   5  *
   6  * Copyright (c) 2005-2009 knut st. osmundsen <bird-kBuild-spamix@anduin.net>
   7  *
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with This program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  *
  23  */
  24
  25
  26
  27 #include <stdio.h>
  28 #include <stdarg.h>
  29 #include <string.h>
  30 #include <errno.h>
  31 #include "err.h"
  32
  33
  34 /** The current program name. */
  35 const char *g_progname = "kmk";
  36
  37
  38 int err(int eval, const char *fmt, ...)
  39 {
  40     va_list args;
  41     int error = errno;
  42     fprintf(stderr, "%s: ", g_progname);
  43     va_start(args, fmt);
  44     vfprintf(stderr, fmt, args);
  45     va_end(args);
  46     fprintf(stderr, ": %s\n", strerror(error));
  47
  48     return eval;
  49 }
  50
  51
  52 int errx(int eval, const char *fmt, ...)
  53 {
  54     va_list args;
  55     fprintf(stderr, "%s: ", g_progname);
  56     va_start(args, fmt);
  57     vfprintf(stderr, fmt, args);
  58     va_end(args);
  59     fprintf(stderr, "\n");
  60
  61     return eval;
  62 }
  63
  64 void warn(const char *fmt, ...)
  65 {
  66     int error = errno;
  67     va_list args;
  68     fprintf(stderr, "%s: ", g_progname);
  69     va_start(args, fmt);
  70     vfprintf(stderr, fmt, args);
  71     va_end(args);
  72     fprintf(stderr, ": %s\n", strerror(error));
  73 }
  74
  75 void warnx(const char *fmt, ...)
  76 {
  77     int err = errno;
  78     va_list args;
  79     fprintf(stderr, "%s: ", g_progname);
  80     va_start(args, fmt);
  81     vfprintf(stderr, fmt, args);
  82     va_end(args);
  83     fprintf(stderr, "\n");
  84 }
  85