From 7ae90a0bacbfbbd4c3bc9d716b7f52e2e90e07fe Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Fri, 11 Oct 2013 23:08:42 -0400
Subject: version: New command.

---
diff --git a/NEWS b/NEWS
index f3b11f8..e827aa8 100644
--- a/NEWS
+++ b/NEWS
@@ -8,6 +8,7 @@ Changes in this release:
   * The process-incoming command now removes processed files.
   * All output is now sent to stderr.  (Previously, only some of it was.)
   * An example archive "conf" file is now provided in the source tree.
+  * A new "version" command and "-V" option have been added.
 
 ProteanOS Archive Manager version 1.0.0
 ---------------------------------------
diff --git a/lib/cmd/local.mk b/lib/cmd/local.mk
index a41a1a8..5687a3e 100644
--- a/lib/cmd/local.mk
+++ b/lib/cmd/local.mk
@@ -3,6 +3,7 @@
 
 pkglibcmd_srcs = \
 	lib/cmd/help.sh \
+	lib/cmd/version.sh \
 	lib/cmd/include.sh \
 	lib/cmd/process-incoming.sh \
 	lib/cmd/remove.sh \
diff --git a/lib/cmd/version.sh b/lib/cmd/version.sh
new file mode 100644
index 0000000..e1d27b4
--- /dev/null
+++ b/lib/cmd/version.sh
@@ -0,0 +1,30 @@
+# pro-archman
+# lib/cmd/version.sh
+# "version" command
+#
+# Copyright (C) 2013  Patrick "P. J." McDermott
+#
+# 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/>.
+
+cmd_version_main()
+{
+	printf '%s %s\n' "${PACKAGE_NAME}" "${PACKAGE_VERSION}"
+
+	cat <<EOF
+Copyright (C) 2013 Patrick "P. J." McDermott
+License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
+This is free software: you are free to change and redistribute it.
+There is NO WARRANTY, to the extent permitted by law.
+EOF
+}
diff --git a/locale/en_US/pro_archman.sh b/locale/en_US/pro_archman.sh
index 21404c6..ce569b1 100644
--- a/locale/en_US/pro_archman.sh
+++ b/locale/en_US/pro_archman.sh
@@ -30,6 +30,10 @@ msg_pro_archman_cmd_help_summary_head='Where <command> is one of:'
 msg_pro_archman_cmd_help_summary='print this help message'
 msg_pro_archman_cmd_help_usage='[<command>]'
 
+# lib/cmd/version.sh
+msg_pro_archman_cmd_version_summary='print version information'
+msg_pro_archman_cmd_version_usage=''
+
 # lib/cmd/include.sh
 msg_pro_archman_cmd_include_summary='include packages described in changes files'
 msg_pro_archman_cmd_include_usage='<changes> ...'
diff --git a/man/pro-archman.1in b/man/pro-archman.1in
index 174bd9d..4ff5137 100644
--- a/man/pro-archman.1in
+++ b/man/pro-archman.1in
@@ -19,6 +19,9 @@ manages packages in an archive.
 .B help
 Print a help message.
 .TP
+.B version
+Print version information.
+.TP
 .B include \fIchanges\fP \fR...\fP
 Include packages described in changes files.
 .TP
diff --git a/src/pro-archman.sh b/src/pro-archman.sh
index 8996367..8df75f1 100644
--- a/src/pro-archman.sh
+++ b/src/pro-archman.sh
@@ -22,6 +22,8 @@
 set -u
 
 # Constant global variables
+PACKAGE_NAME='@@PACKAGE_NAME@@'
+PACKAGE_VERSION='@@PACKAGE_VERSION@@'
 PKGLIBDIR='@@PKGLIBDIR@@'
 PKGLIBCMDDIR='@@PKGLIBCMDDIR@@'
 PKGLIBCMD='@@PKGLIBCMD@@'
@@ -123,7 +125,7 @@ get_options()
 {
 	local opt=
 
-	while getopts 'b:h' opt; do
+	while getopts 'b:hV' opt; do
 		case "${opt}" in
 			'b')
 				opt_base_dir="$(cd "${OPTARG}" && pwd)"
@@ -131,6 +133,9 @@ get_options()
 			'h')
 				opt_cmd='help'
 				;;
+			'V')
+				opt_cmd='version'
+				;;
 		esac
 	done
 
--
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