Handle alternative user config files

1 files changed, 15 insertions, 1 deletions

diff --git a/vixf.py3 b/vixf.py3
index d7a7ad2..55343ca 100644
--- a/vixf.py3
+++ b/vixf.py3
@@ -8,6 +8,7 @@ text.
 """
 
 # stdlib imports
+import argparse
 import configparser
 import locale
 import os
@@ -51,13 +52,26 @@ def main(environ):
     Just bundle everything into a main function.
     """
 
+    # Handle specifying a different user configuration file with -c or
+    # --config; /etc/vixf/config is always read
+    parser = argparse.ArgumentParser(
+        prog=SELF,
+        description='Edit contents of text fields in a text editor',
+    )
+    parser.add_argument(
+        '-c', '--config',
+        help='path to user config file',
+        default=os.path.expanduser(f'~/.config/{SELF}/config'),
+    )
+    args = parser.parse_args()
+
     # Read config; read /etc/vixf/config first, then ~/.vixf/config, if they
     # exist.  It's not an error if they don't.
     config = configparser.ConfigParser()
     config.read(
         [
             f'/etc/{SELF}/config',
-            os.path.expanduser(f'~/.config/{SELF}/config'),
+            args.config,
         ],
         encoding=locale.getpreferredencoding(),
     )