/*
 * error.c
 * Common error reporting routines.
 *
 * Copyright (c) 2002 Christoph Pfisterer
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use, copy,
 * modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE. 
 */

#include "netstrain.h"
#include <stdarg.h>

/* external data */
extern const char *progname;


void error_n(const char *msg, ...)
{
  va_list par;
  char buf[4096];

  va_start(par, msg);
  vsnprintf(buf, 4095, msg, par);
  va_end(par);

  fprintf(stderr, "%s: %s\n", progname, buf);
}

void error(const char *msg, ...)
{
  va_list par;
  char buf[4096];

  va_start(par, msg);
  vsnprintf(buf, 4095, msg, par);
  va_end(par);

  fprintf(stderr, "%s: %s: %s\n", progname, buf, strerror(errno));
}

void bailout_n(const char *msg, ...)
{
  va_list par;
  char buf[4096];

  va_start(par, msg);
  vsnprintf(buf, 4095, msg, par);
  va_end(par);

  fprintf(stderr, "%s: %s\n", progname, buf);
  exit(1);
}

void bailout(const char *msg, ...)
{
  va_list par;
  char buf[4096];

  va_start(par, msg);
  vsnprintf(buf, 4095, msg, par);
  va_end(par);

  fprintf(stderr, "%s: %s: %s\n", progname, buf, strerror(errno));
  exit(1);
}