posix_spawnattr_setflags.c raw

   1  #include <spawn.h>
   2  #include <errno.h>
   3  
   4  int posix_spawnattr_setflags(posix_spawnattr_t *attr, short flags)
   5  {
   6  	const unsigned all_flags =
   7  		POSIX_SPAWN_RESETIDS |
   8  		POSIX_SPAWN_SETPGROUP |
   9  		POSIX_SPAWN_SETSIGDEF |
  10  		POSIX_SPAWN_SETSIGMASK |
  11  		POSIX_SPAWN_SETSCHEDPARAM |
  12  		POSIX_SPAWN_SETSCHEDULER |
  13  		POSIX_SPAWN_USEVFORK |
  14  		POSIX_SPAWN_SETSID;
  15  	if (flags & ~all_flags) return EINVAL;
  16  	attr->__flags = flags;
  17  	return 0;
  18  }
  19