Mercurial > vim-gutentags

changeset 93:edd488d8d37e

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Give some error message if there's no available `ctags` on the system.
author Ludovic Chabant <ludovic@chabant.com>
date Wed, 17 Feb 2016 23:30:24 -0800
parents 6bbed9e4c01e
children 9def999915f2
files autoload/gutentags/ctags.vim
diffstat 1 files changed, 8 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/autoload/gutentags/ctags.vim	Wed Feb 17 23:29:49 2016 -0800
+++ b/autoload/gutentags/ctags.vim	Wed Feb 17 23:30:24 2016 -0800
@@ -37,6 +37,14 @@
     if g:gutentags_auto_set_tags
         execute 'setlocal tags^=' . fnameescape(b:gutentags_files['ctags'])
     endif
+
+    " Check if the ctags executable exists.
+    if g:gutentags_enabled && executable(g:gutentags_ctags_executable) == 0
+        let g:gutentags_enabled = 0
+        echoerr "Executable '".g:gutentags_ctags_executable."' can't be found. "
+                    \."Gutentags will be disabled. You can re-enable it by "
+                    \."setting g:gutentags_enabled back to 1."
+    endif
 endfunction
 
 function! gutentags#ctags#generate(proj_dir, tags_file, write_mode) abort