container.h

   1 /*
   2  * Copyright (C) 2019 Paul Spooren <mail@aparcar.de>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU Lesser General Public License version 2.1
   6  * as published by the Free Software Foundation
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  */
  13
  14 #ifndef __CONTAINER_H
  15 #define __CONTAINER_H
  16 #include <stdlib.h>
  17
  18 static inline bool is_container() {
  19         return !!getenv("container");
  20 }
  21
  22 #endif