[PATCH] Canonicalize symlinks

[Seewer Philippe <philippe.seewer-omB+W0Dpw2o@public.gmane.org>]

When handling links sometimes one readlink isn't enough. Dracut doesn't 
need to clone a whole link series, so just use readlink -f

--
  dracut-functions |    8 +++-----
  1 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/dracut-functions b/dracut-functions
index 2f63e31..0fcfe53 100755
--- a/dracut-functions
+++ b/dracut-functions
@@ -42,11 +42,9 @@ inst_library() {
      local src=$1 dest=${2:-$1}
      [[ -f $initdir$dest ]] && return 0
      if [[ -L $src ]]; then
-	reallib="$(readlink "$src")"
+	reallib="$(readlink -f "$src")"
  	lib=${src##*/}
-	realsrc="${src%/*}/$reallib"
-	realdest="${dest%/*}/$reallib"
-	inst_simple "$realsrc" "$realdest"
+	inst_simple "$reallib" "$reallib"
  	(cd "${initdir}${dest%/*}" && ln -s "$reallib" "$lib")
      else
  	inst_simple "$src" "$dest"
@@ -124,7 +122,7 @@ inst_symlink() {
      local src=$1 target=$initdir${2:-$1} realsrc
      [[ -L $1 ]] || return 1
      [[ -L $target ]] && return 0
-    realsrc=$(readlink "$src")
+    realsrc=$(readlink -f "$src")
      [[ $realsrc = ${realsrc##*/} ]] && realsrc="${src%/*}/$realsrc"
      inst "$realsrc" && ln -s "$realsrc" "$target"
  }
--
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