From c708061a5a9b1bb75f06c6de0b5c02f3a0abad4d Mon Sep 17 00:00:00 2001
From: Thiago de Arruda <tpadilha84@gmail.com>
Date: Tue, 8 Sep 2015 11:13:42 -0300
Subject: os/path: Fix path_get_absolute_path for top-level paths

Close #2833
---
 src/nvim/path.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'src/nvim/path.c')

diff --git a/src/nvim/path.c b/src/nvim/path.c
index 1a1f15e8f3..45ae12b78a 100644
--- a/src/nvim/path.c
+++ b/src/nvim/path.c
@@ -2089,8 +2089,15 @@ static int path_get_absolute_path(const char_u *fname, char_u *buf, int len, int
   // expand it if forced or not an absolute path
   if (force || !path_is_absolute_path(fname)) {
     if ((p = vim_strrchr(fname, '/')) != NULL) {
-      STRNCPY(relative_directory, fname, p-fname);
-      relative_directory[p-fname] = NUL;
+      // relative to root
+      if (p == fname) {
+        // only one path component
+        relative_directory[0] = '/';
+        relative_directory[1] = NUL;
+      } else {
+        STRNCPY(relative_directory, fname, p-fname);
+        relative_directory[p-fname] = NUL;
+      }
       end_of_path = (char *) (p + 1);
     } else {
       relative_directory[0] = NUL;
-- 
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