From ba6f4f0a2eabb862af35b6a4951e6100d5123231 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 9 Jun 2016 06:31:54 +0000
Subject: ifchange: make target directory

* tool/ifchange: make target directory if it does not exist with
  its parent directories.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55337 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog     |  5 ++++-
 tool/ifchange | 18 +++++++++---------
 2 files changed, 13 insertions(+), 10 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 2b0aa0d57c..3cfc64c393 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,7 @@
-Thu Jun  9 15:31:09 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Thu Jun  9 15:31:52 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* tool/ifchange: make target directory if it does not exist with
+	  its parent directories.
 
 	* win32/ifchange.bat: drop support for command.com used on old
 	  systems.
diff --git a/tool/ifchange b/tool/ifchange
index 08aaba570c..8603306cdb 100755
--- a/tool/ifchange
+++ b/tool/ifchange
@@ -61,25 +61,25 @@ if [ "$color" = always -o \( "$color" = auto -a -t 1 \) ]; then
     unset msg_begin
 fi
 
+targetdir=
+case "$target" in */*) targetdir=`dirname "$target"`;; esac
 if [ -f "$target" -a ! -${empty:+f}${empty:-s} "$temp" ] || cmp "$target" "$temp" >/dev/null 2>&1; then
     echo "$target ${msg_unchanged}unchanged${msg_reset}"
     rm -f "$temp"
 else
     echo "$target ${msg_updated}updated${msg_reset}"
-    [ x"${keepsuffix}" = x ] || mv -f "$target" "${target}${keepsuffix}"
+    [ x"${targetdir}" = x -o -d "${targetdir}" ] || mkdir -p "${targetdir}"
+    [ x"${keepsuffix}" != x -a -f "$target" ] && mv -f "$target" "${target}${keepsuffix}"
     mv -f "$temp" "$target"
 fi
 
 if [ -n "${timestamp}" ]; then
     if [ x"${timestamp}" = x. ]; then
-	case "$target" in
-	    */*)
-		timestamp=`dirname "$target"`/.time.`basename "$target"`
-		;;
-	    *)
-		timestamp=.time."$target"
-		;;
-	esac
+	if [ x"$targetdir" = x. ]; then
+	    timestamp=.time."$target"
+	else
+	    timestamp="$targetdir"/.time.`basename "$target"`
+	fi
     fi
     : > "$timestamp"
 fi
-- 
cgit v1.2.3