Attached are new toys TR and CRONTAB. *tr.c*: It translate, squezze and delete characters. Supported classes are alpha, alnum, digit, lower, upper space, blank, puct, cntrl and xdigit. *crontab.c*: Companion of crond. It maintains crontab files.

#include "toys.h"

int xsocket(int domain, int type, int protocol)
{
  int fd = socket(domain, type, protocol);

  if (fd < 0) perror_exit("socket %x %x", type, protocol);
  return fd;
}