| 47 | |
| 48 | |
| 49 | void |
| 50 | usage (int status) |
| 51 | { |
| 52 | if (status != EXIT_SUCCESS) |
| 53 | emit_try_help (); |
| 54 | else |
| 55 | { |
| 56 | printf (_("\ |
| 57 | Usage: %s [OPTION]... [FILE]\n\ |
| 58 | or: %s -e [OPTION]... [ARG]...\n\ |
| 59 | or: %s -i LO-HI [OPTION]...\n\ |
| 60 | "), |
| 61 | program_name, program_name, program_name); |
| 62 | fputs (_("\ |
| 63 | Write a random permutation of the input lines to standard output.\n\ |
| 64 | "), stdout); |
| 65 | |
| 66 | emit_stdin_note (); |
| 67 | emit_mandatory_arg_note (); |
| 68 | |
| 69 | oputs (_("\ |
| 70 | -e, --echo treat each ARG as an input line\n\ |
| 71 | ")); |
| 72 | oputs (_("\ |
| 73 | -i, --input-range=LO-HI treat each number LO through HI as an input line\n\ |
| 74 | ")); |
| 75 | oputs (_("\ |
| 76 | -n, --head-count=COUNT output at most COUNT lines\n\ |
| 77 | ")); |
| 78 | oputs (_("\ |
| 79 | -o, --output=FILE write result to FILE instead of standard output\n\ |
| 80 | ")); |
| 81 | oputs (_("\ |
| 82 | --random-source=FILE get random bytes from FILE\n\ |
| 83 | ")); |
| 84 | oputs (_("\ |
| 85 | -r, --repeat output lines can be repeated\n\ |
| 86 | ")); |
| 87 | oputs (_("\ |
| 88 | -z, --zero-terminated line delimiter is NUL, not newline\n\ |
| 89 | ")); |
| 90 | oputs (HELP_OPTION_DESCRIPTION); |
| 91 | oputs (VERSION_OPTION_DESCRIPTION); |
| 92 | emit_ancillary_info (PROGRAM_NAME); |
| 93 | } |
| 94 | |
| 95 | exit (status); |
| 96 | } |
| 97 | |
| 98 | /* For long options that have no equivalent short option, use a |
| 99 | non-character as a pseudo short option, starting with CHAR_MAX + 1. */ |
no test coverage detected