posix_spawn_file_actions_addopen.c raw

   1  #include <spawn.h>
   2  #include <stdlib.h>
   3  #include <string.h>
   4  #include <errno.h>
   5  #include "fdop.h"
   6  
   7  int posix_spawn_file_actions_addopen(posix_spawn_file_actions_t *restrict fa, int fd, const char *restrict path, int flags, mode_t mode)
   8  {
   9  	if (fd < 0) return EBADF;
  10  	struct fdop *op = malloc(sizeof *op + strlen(path) + 1);
  11  	if (!op) return ENOMEM;
  12  	op->cmd = FDOP_OPEN;
  13  	op->fd = fd;
  14  	op->oflag = flags;
  15  	op->mode = mode;
  16  	strcpy(op->path, path);
  17  	if ((op->next = fa->__actions)) op->next->prev = op;
  18  	op->prev = 0;
  19  	fa->__actions = op;
  20  	return 0;
  21  }
  22