From 7eceac218e8c8c8e10ff2a5461870ecfaba3fd42 Mon Sep 17 00:00:00 2001
From: ZyX <kp-pav@yandex.ru>
Date: Mon, 2 Apr 2018 00:07:05 +0300
Subject: pvscheck: Make realdir work with nonexistent directories

---
 scripts/pvscheck.sh | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'scripts')

diff --git a/scripts/pvscheck.sh b/scripts/pvscheck.sh
index 314966f6aa..84b42c2bae 100755
--- a/scripts/pvscheck.sh
+++ b/scripts/pvscheck.sh
@@ -302,8 +302,16 @@ create_compile_commands() {(
 # realpath is not available in Ubuntu trusty yet.
 realdir() {(
   local dir="$1"
-  cd "$dir"
-  printf '%s\n' "$PWD"
+  local add=""
+  while ! cd "$dir" 2>/dev/null ; do
+    add="${dir##*/}/$add"
+    local new_dir="${dir%/*}"
+    if test "$new_dir" = "$dir" ; then
+      return 1
+    fi
+    dir="$new_dir"
+  done
+  printf '%s\n' "$PWD/$add"
 )}
 
 patch_sources() {(
-- 
cgit