From 93446fedd3ae3efcccdeede1a5af1ec7e8b6d1cd Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 30 Jun 2015 08:28:28 +0000
Subject: io.c: reopen OS encoding path

* io.c (rb_io_reopen): freopen(3) with OS encoding path.
  [ruby-core:69780] [Bug #11320]
* win32/file.c (rb_freopen): wrapper of wchar version freopen(3).
  use _wfreopen_s() if available.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51069 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 win32/file.c | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'win32')

diff --git a/win32/file.c b/win32/file.c
index 4a31fe37eb..799810a4ef 100644
--- a/win32/file.c
+++ b/win32/file.c
@@ -721,6 +721,28 @@ rb_file_load_ok(const char *path)
     return ret;
 }
 
+int
+rb_freopen(VALUE fname, const char *mode, FILE *file)
+{
+    WCHAR *wname, wmode[4];
+    int e = 0, n = MultiByteToWideChar(CP_ACP, 0, mode, -1, NULL, 0);
+    if (n > numberof(wmode)) return EINVAL;
+    MultiByteToWideChar(CP_ACP, 0, mode, -1, wmode, numberof(wmode));
+    wname = rb_w32_mbstr_to_wstr(CP_UTF8, RSTRING_PTR(fname),
+				 rb_long2int(RSTRING_LEN(fname)), NULL);
+    RB_GC_GUARD(fname);
+#if RUBY_MSVCRT_VERSION < 80 && !defined(HAVE__WFREOPEN_S)
+    e = _wfreopen(wname, wmode, file) ? 0 : errno;
+#else
+    {
+	FILE *newfp = 0;
+	e = _wfreopen_s(&newfp, wname, wmode, file);
+    }
+#endif
+    xfree(wname);
+    return e;
+}
+
 void
 Init_w32_codepage(void)
 {
-- 
cgit v1.2.3