check.h

/*
 serialbridge - build bridges between serial ports and TCP sockets
 Copyright (c) 2013 Samuel Tardieu <sam@rfc1149.net>

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef _CHECK_H
#define _CHECK_H

#include <stdio.h>
#include <stdlib.h>

#define check(test, msg) \
  do {			 \
    if (test) {		 \
      perror(msg);	 \
      exit(1);		 \
    }			 \
  } while(0)

#endif // _CHECK_H