# HG changeset patch
# User Ludovic Chabant <ludovic@chabant.com>
# Date 1458963698 25200
# Node ID df3b0ca480139292e5a6524d264889cc045d0a07
# Parent  563fbba4328802eff7d37aa14e6dfa680da73627# Parent  be8d47e88ab11603d24351b116f0201cc32de05c
Merge pull request #64 from GitHub.

diff -r 563fbba43288 -r df3b0ca48013 autoload/gutentags/ctags.vim
--- a/autoload/gutentags/ctags.vim	Fri Mar 25 19:32:31 2016 -0700
+++ b/autoload/gutentags/ctags.vim	Fri Mar 25 20:41:38 2016 -0700
@@ -27,6 +27,7 @@
 " Gutentags Module Interface {{{
 
 let s:runner_exe = gutentags#get_plat_file('update_tags')
+let s:unix_redir = (&shellredir =~# '%s') ? &shellredir : &shellredir . ' %s'
 
 function! gutentags#ctags#init(project_root) abort
     " Figure out the path to the tags file.
@@ -63,7 +64,7 @@
         endif
     endif
 
-    if g:gutentags_cache_dir == ""
+    if empty(g:gutentags_cache_dir)
         " If we don't use the cache directory, let's just use the tag filename
         " as specified by the user, and change the working directory to the
         " project root.
@@ -93,7 +94,7 @@
         " Pass the Gutentags options file first, and then the project specific
         " one, so that users can override the default behaviour.
         let l:cmd .= ' -o "' . gutentags#get_res_file('ctags.options') . '"'
-        let l:proj_options_file = a:proj_dir . '/' . 
+        let l:proj_options_file = a:proj_dir . '/' .
                     \g:gutentags_ctags_options_file
         if filereadable(l:proj_options_file)
             let l:proj_options_file = s:process_options_file(
@@ -113,11 +114,11 @@
             if has('win32')
                 let l:cmd .= ' -l "' . l:actual_tags_file . '.log"'
             else
-                let l:cmd .= ' > "' . l:actual_tags_file . '.log" 2>&1'
+                let l:cmd .= ' ' . printf(s:unix_redir, '"' . l:actual_tags_file . '.log"')
             endif
         else
             if !has('win32')
-                let l:cmd .= ' > /dev/null 2>&1'
+                let l:cmd .= ' ' . printf(s:unix_redir, '/dev/null')
             endif
         endif
         let l:cmd .= gutentags#get_execute_cmd_suffix()
@@ -163,7 +164,7 @@
 endfunction
 
 function! s:process_options_file(proj_dir, path) abort
-    if g:gutentags_cache_dir == ""
+    if empty(g:gutentags_cache_dir)
         " If we're not using a cache directory to store tag files, we can
         " use the options file straight away.
         return a:path
@@ -228,4 +229,3 @@
 endfunction
 
 " }}}
-