jumps out of the normal flow control and bypasses any cleanup code we
put at the end of our applets.
- It's possible to add hooks to libbb functions like xmalloc() and bb_xopen()
+ It's possible to add hooks to libbb functions like xmalloc() and xopen()
to add their entries to a linked list, which could be traversed and
freed/closed automatically. (This would need to be able to free just the
entries after a checkpoint to be usable for a forkless standalone shell.
int fd;
char mu;
- fd = bb_xopen("/dev/random", O_RDONLY);
+ fd = xopen("/dev/random", O_RDONLY);
if ((n = safe_read(fd, &mu, 1)) < 1)
bb_perror_msg_and_die("/dev/random");