From 83c7e46aa795f949122e0a8cafb3fc905992ddd2 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 3 Jul 2012 02:44:05 +0000
Subject: merge revision(s) 34348:

	* dir.c (dir_chdir, check_dirname): get rid of optimization-out.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@36278 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 dir.c | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

(limited to 'dir.c')

diff --git a/dir.c b/dir.c
index 404dc0d42f..2cc1226d4d 100644
--- a/dir.c
+++ b/dir.c
@@ -762,7 +762,6 @@ dir_close(VALUE dir)
 static void
 dir_chdir(VALUE path)
 {
-    path = rb_str_encode_ospath(path);
     if (chdir(RSTRING_PTR(path)) < 0)
 	rb_sys_fail_path(path);
 }
@@ -845,6 +844,7 @@ dir_s_chdir(int argc, VALUE *argv, VALUE obj)
     rb_secure(2);
     if (rb_scan_args(argc, argv, "01", &path) == 1) {
 	FilePathValue(path);
+	path = rb_str_encode_ospath(path);
     }
     else {
 	const char *dist = getenv("HOME");
@@ -862,9 +862,8 @@ dir_s_chdir(int argc, VALUE *argv, VALUE obj)
 
     if (rb_block_given_p()) {
 	struct chdir_data args;
-	char *cwd = my_getcwd();
 
-	args.old_path = rb_tainted_str_new2(cwd); xfree(cwd);
+	args.old_path = rb_str_encode_ospath(rb_dir_getwd());
 	args.new_path = path;
 	args.done = FALSE;
 	return rb_ensure(chdir_yield, (VALUE)&args, chdir_restore, (VALUE)&args);
@@ -909,14 +908,16 @@ dir_s_getwd(VALUE dir)
 static void
 check_dirname(volatile VALUE *dir)
 {
+    VALUE d = *dir;
     char *path, *pend;
 
     rb_secure(2);
-    FilePathValue(*dir);
-    path = RSTRING_PTR(*dir);
+    FilePathValue(d);
+    path = RSTRING_PTR(d);
     if (path && *(pend = rb_path_end(rb_path_skip_prefix(path)))) {
-	*dir = rb_str_new(path, pend - path);
+	d = rb_str_subseq(d, 0, pend - path);
     }
+    *dir = rb_str_encode_ospath(d);
 }
 
 #if defined(HAVE_CHROOT)
@@ -933,8 +934,6 @@ static VALUE
 dir_s_chroot(VALUE dir, VALUE path)
 {
     check_dirname(&path);
-
-    path = rb_str_encode_ospath(path);
     if (chroot(RSTRING_PTR(path)) == -1)
 	rb_sys_fail_path(path);
 
@@ -973,7 +972,6 @@ dir_s_mkdir(int argc, VALUE *argv, VALUE obj)
     }
 
     check_dirname(&path);
-    path = rb_str_encode_ospath(path);
     if (mkdir(RSTRING_PTR(path), mode) == -1)
 	rb_sys_fail_path(path);
 
@@ -993,7 +991,6 @@ static VALUE
 dir_s_rmdir(VALUE obj, VALUE dir)
 {
     check_dirname(&dir);
-    dir = rb_str_encode_ospath(dir);
     if (rmdir(RSTRING_PTR(dir)) < 0)
 	rb_sys_fail_path(dir);
 
-- 
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