add --copying and --version

1 files changed, 40 insertions, 0 deletions

diff --git a/src/gpp.py b/src/gpp.py
index f5be2df..d6fdf5e 100755
--- a/src/gpp.py
+++ b/src/gpp.py
@@ -1,4 +1,23 @@
 #!/usr/bin/env python3
+'''
+gpp – Bash based general purpose preprocessor
+
+Copyright © 2013  Mattias Andrée (maandree@member.fsf.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/>.
+'''
+VERSION="@{VERSION}"
 
 import os
 import sys
@@ -33,6 +52,27 @@ for i in range(1, len(args)):
     elif arg in ('-f', '--file'):
         input_file  = sys.argv[i]
         output_file = sys.argv[i]
+    elif arg in ('-v', '--version'):
+        print('gpp ' + VERSION)
+        sys.exit(0)
+    elif arg in ('-c', '--copying'):
+        print('gpp – Bash based general purpose preprocessor')
+        print('')
+        print('Copyright © 2013  Mattias Andrée (maandree@member.fsf.org)')
+        print('')
+        print('This program is free software: you can redistribute it and/or modify')
+        print('it under the terms of the GNU General Public License as published by')
+        print('the Free Software Foundation, either version 3 of the License, or')
+        print('(at your option) any later version.')
+        print('')
+        print('This program is distributed in the hope that it will be useful,')
+        print('but WITHOUT ANY WARRANTY; without even the implied warranty of')
+        print('MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the')
+        print('GNU General Public License for more details.')
+        print('')
+        print('You should have received a copy of the GNU General Public License')
+        print('along with this program.  If not, see <http://www.gnu.org/licenses/>.')
+        sys.exit(0)
     else:
         continue
     i += 1