kc3-lang/libbsd/src/err.c

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• Hash : 3d614131
  Author :
  Date : 2011-12-31T06:01:27
  

  Base errc() and warnc() on vwarnc() and verrc() respectively

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• src/err.c

• /*
   * Copyright © 2006 Robert Millan
   * Copyright © 2011 Guillem Jover <guillem@hadrons.org>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
   * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
   * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
   * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
   * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
   * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include <err.h>
  #include <errno.h>
  #include <stdarg.h>
  
  void
  warnc(int code, const char *format, ...)
  {
  	va_list ap;
  
  	va_start(ap, format);
  	vwarnc(code, format, ap);
  	va_end(ap);
  }
  
  void
  vwarnc(int code, const char *format, va_list ap)
  {
  	int tmp = errno;
  
  	errno = code;
  	vwarn(format, ap);
  	errno = tmp;
  }
  
  void
  errc(int status, int code, const char *format, ...)
  {
  	va_list ap;
  
  	va_start(ap, format);
  	verrc(status, code, format, ap);
  	va_end(ap);
  }
  
  void
  verrc(int status, int code, const char *format, va_list ap)
  {
  	errno = code;
  	verr(status, format, ap);
  }
  

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