diff options
| -rw-r--r-- | scm/mcron/main.scm | 50 |
1 files changed, 22 insertions, 28 deletions
diff --git a/scm/mcron/main.scm b/scm/mcron/main.scm index f5e9e3e..5f48379 100644 --- a/scm/mcron/main.scm +++ b/scm/mcron/main.scm @@ -148,17 +148,13 @@ General help using GNU software: <http://www.gnu.org/gethelp/>\n" config-package-name config-package-url)) -;; If the user asked for the help text of this program, give it to him and get -;; out. - -(if (option-ref options 'help #f) - (begin - (display (string-append " -Usage: " (car (command-line)) -(case command-type - - ((mcron) -" [OPTIONS] [FILES]\n +(define* (show-help #:optional (command command-name)) + "Display informations of usage for COMMAND and quit." + (simple-format #t "Usage: ~a" command) + (display + (case command-type + ((mcron) + " [OPTIONS] [FILES]\n Run an mcron process according to the specifications in the FILES (`-' for\n standard input), or use all the files in ~/.config/cron (or the \n deprecated ~/.cron) with .guile or .vixie extensions.\n @@ -170,9 +166,8 @@ deprecated ~/.cron) with .guile or .vixie extensions.\n and run as a daemon process\n -i, --stdin=(guile|vixie) Format of data passed as standard input or\n file arguments (default guile)") - - ((cron) -" [OPTIONS]\n + ((cron) + " [OPTIONS]\n Unless an option is specified, run a cron daemon as a detached process, \n reading all the information in the users' crontabs and in /etc/crontab.\n \n @@ -181,21 +176,20 @@ reading all the information in the users' crontabs and in /etc/crontab.\n -sN, --schedule[=]N Display the next N jobs that will be run by cron\n -n, --noetc Do not check /etc/crontab for updates (HIGHLY\n RECOMMENDED).") - - ((crontab) - (string-append " [-u user] file\n" - " " (car (command-line)) " [-u user] { -e | -l | -r }\n" - " (default operation is replace, per 1003.2)\n" - " -e (edit user's crontab)\n" - " -l (list user's crontab)\n" - " -r (delete user's crontab)\n")) - - (else "rubbish")))) - (newline) - (show-package-information) - (quit))) - + ((crontab) + " [-u user] file\n + crontab [-u user] { -e | -l | -r }\n + (default operation is replace, per 1003.2)\n + -e (edit user's crontab)\n + -l (list user's crontab)\n + -r (delete user's crontab") + (else "\nrubbish"))) + (newline) + (show-package-information) + (quit)) +(when (option-ref options 'help #f) + (show-help)) ;; This is called from the C front-end whenever a terminal signal is ;; received. We remove the /var/run/cron.pid file so that crontab and other |