From 696fa78ea5955e555790980385b09adfed567916 Mon Sep 17 00:00:00 2001
From: Zbigniew Siciarz <antyqjon@gmail.com>
Date: Thu, 16 Feb 2012 21:55:54 +0100
Subject: [PATCH] Experimenting with ctags defined per-virtualenv.

---
 vimrc | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/vimrc b/vimrc
index 9a62925..6ecd957 100644
--- a/vimrc
+++ b/vimrc
@@ -53,7 +53,20 @@ filetype plugin indent on
 set completeopt=longest,menuone
 inoremap <Nul> <C-x><C-o>
 
-set tags+=$HOME/.vim/tags/python.ctags
+" ctags for system Python and for virtual environments
+let base_ctags_path = $HOME . "/.vim/tags/python.ctags"
+exec 'set tags+=' . base_ctags_path
+if !empty($VIRTUAL_ENV)
+    let ctags_path = $VIRTUAL_ENV . "/python.ctags"
+    if filereadable(ctags_path)
+        exec 'set tags+=' . ctags_path
+    endif
+else
+    let ctags_path = base_ctags_path
+endif
+
+let ctags_src = system('python -c "import sys; from distutils.sysconfig import get_python_lib; sys.stdout.write(get_python_lib())"')
+exec 'map <Leader>t :!ctags -R -f' ctags_path ctags_src . '<CR>'
 
 python << EOF
 import os