nobu	2017-04-13 17:08:04 +0900 (Thu, 13 Apr 2017)

  New Revision: 58336

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=58336

  Log:
    git-refresh: for symlink srcdir
    
    * tool/git-refresh: use `cd -P` for symlink srcdir.

  Modified files:
    trunk/tool/git-refresh
Index: tool/git-refresh
===================================================================
--- tool/git-refresh	(revision 58335)
+++ tool/git-refresh	(revision 58336)
@@ -1,15 +1,21 @@ https://github.com/ruby/ruby/blob/trunk/tool/git-refresh#L1
 #!/bin/sh
 set -e
 
+if cd -P . 2>/dev/null; then
+    CHDIR='cd -P'
+else
+    CHDIR='cd'
+fi
+
 quiet=
 branch=
 
 until [ $# = 0 ]; do
     case "$1" in
 	--) shift; break;;
-	-C|--directory) shift; cd "$1";;
-	-C*) cd `expr "$1" : '-C\(.*\)'`;;
-	--directory=*) cd `expr "$1" : '[^=]*=\(.*\)'`;;
+	-C|--directory) shift; $CHDIR "$1";;
+	-C*) $CHDIR `expr "$1" : '-C\(.*\)'`;;
+	--directory=*) $CHDIR `expr "$1" : '[^=]*=\(.*\)'`;;
 	-q) quiet=1;;
 	-b|--branch) shift; branch="$1";;
 	-b*) branch=`expr "$1" : '-b\(.*\)'`;;
@@ -26,7 +32,7 @@ shift 2 https://github.com/ruby/ruby/blob/trunk/tool/git-refresh#L32
 if [ -d "$dir" ]; then
     echo updating `expr "/$dir/" : '.*/\([^/][^/]*\)/'` ...
     [ $quiet ] || set -x
-    cd "$dir"
+    $CHDIR "$dir"
     git fetch "$@"
     exec git checkout ${branch:+"$branch"} "$@"
 else

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