Add version and help options to convert

Place the `version' and `display-version' items in `common.scm' so
they can be easily used by both executables.

1 files changed, 30 insertions, 0 deletions

diff --git a/src/common.scm b/src/common.scm
new file mode 100644
index 0000000..7d4fec2
--- /dev/null
+++ b/src/common.scm
@@ -0,0 +1,30 @@
+;;; linkwave -- Store/retrieve/manage bookmarks
+;; Copyright (C) 2012  Tom Willemsen <tom at ryuslash dot org>
+
+;; This program 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.
+
+;; This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; Common variables and procedures, used by several or all parts of
+;; this program.
+
+;;; Code:
+
+(declare (unit common))
+
+(define version "0.1.0")
+
+(define (display-version)
+  ;; Display linkwave's version number.
+  (format #t "linkwave v~a~%" version))