Function usage

src/cat.c:86–145

static bool pending_cr = false;

void
usage (int status)
{
  if (status != EXIT_SUCCESS)
    emit_try_help ();
  else
    {
      printf (_("\
Usage: %s [OPTION]... [FILE]...\n\
"),
              program_name);
      fputs (_("\
Concatenate FILE(s) to standard output.\n\
"), stdout);

      emit_stdin_note ();

      oputs (_("\
  -A, --show-all           equivalent to -vET\n\
"));
      oputs (_("\
  -b, --number-nonblank    number nonempty output lines, overrides -n\n\
"));
      oputs (_("\
  -e                       equivalent to -vE\n\
"));
      oputs (_("\
  -E, --show-ends          display $ or ^M$ at end of each line\n\
"));
      oputs (_("\
  -n, --number             number all output lines\n\
"));
      oputs (_("\
  -s, --squeeze-blank      suppress repeated empty output lines\n\
"));
      oputs (_("\
  -t                       equivalent to -vT\n\
"));
      oputs (_("\
  -T, --show-tabs          display TAB characters as ^I\n\
"));
      oputs (_("\
  -u                       (ignored)\n\
"));
      oputs (_("\
  -v, --show-nonprinting   use ^ and M- notation, except for LFD and TAB\n\
"));
      oputs (HELP_OPTION_DESCRIPTION);
      oputs (VERSION_OPTION_DESCRIPTION);
      printf (_("\
\n\
Examples:\n\
  %s f - g  Output f's contents, then standard input, then g's contents.\n\
  %s        Copy standard input to standard output.\n\
"),
              program_name, program_name);
      emit_ancillary_info (PROGRAM_NAME);
    }