Using proposed new Guile command-line-processor.

This is a pre-emptive delta which will make use of new facilities
in a future Guile for command-line option processing---a fuller
description will appear with later patches.

* src/{cron,crontab,mcron}.in: use new facility
* src/mcron/scripts/{cron,crontab,mcron}.scm: remove old option-scanning code

1 files changed, 37 insertions, 1 deletions

diff --git a/src/crontab.in b/src/crontab.in
index dad0dd2..f203a98 100644
--- a/src/crontab.in
+++ b/src/crontab.in
@@ -2,8 +2,44 @@
 -*- scheme -*-
 !#
 
+;;;; crontab -- run jobs at scheduled times
+;;; Copyright © 2003, 2020  Dale Mellor <mcron-lsfnyl@rdmp.org>
+;;; Copyright © 2015, 2016, 2018  Mathieu Lirzin <mthl@gnu.org>
+;;;
+;;; This file is part of GNU Mcron.
+;;;
+;;; GNU Mcron is free software: you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation, either version 3 of the License, or
+;;; (at your option) any later version.
+;;;
+;;; GNU Mcron is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Mcron.  If not, see <http://www.gnu.org/licenses/>.
+
+
 (unless (getenv "MCRON_UNINSTALLED")
   (set! %load-path (cons "%modsrcdir%" %load-path))
   (set! %load-compiled-path (cons "%modbuilddir%" %load-compiled-path)))
 
-((@ (mcron scripts crontab) main))
+(use-modules (mcron scripts crontab)
+             (ice-9 command-line-processor))
+
+(process-command-line  (command-line)
+   application "crontab"
+   version     "%VERSION%"
+   usage       "[-u user] { -e | -l | -r }"
+   help-preamble "the default operation is to replace, per 1003.2"
+   option (--user=  -u  "the user whose files are to be manipulated")
+   option (--edit   -e  "edit this userʼs crontab")
+   option (--list   -l  "list this userʼs crontab")
+   option (--remove -r  "delete the userʼs crontab")
+   bug-address "%PACKAGE_BUGREPORT%"
+   copyright   "2003, 2016, 2020  Free Software Foundation, Inc."
+   license     GPLv3)
+
+((@ (mcron scripts crontab) main) --user --edit --list --remove --!)