nobu	2015-07-03 07:13:17 +0900 (Fri, 03 Jul 2015)

  New Revision: 51111

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=51111

  Log:
    dir.c: set errno
    
    * dir.c (replace_real_basename): Win32 API does not set errno, get
      the last error by GetLastError() and map to errno.  [Bug #10015]

  Modified files:
    trunk/ChangeLog
    trunk/dir.c
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 51110)
+++ ChangeLog	(revision 51111)
@@ -1,3 +1,8 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Fri Jul  3 07:13:11 2015  Nobuyoshi Nakada  <nobu@r...>
+
+	* dir.c (replace_real_basename): Win32 API does not set errno, get
+	  the last error by GetLastError() and map to errno.  [Bug #10015]
+
 Thu Jul  2 21:32:06 2015  Nobuyoshi Nakada  <nobu@r...>
 
 	* dir.c (replace_real_basename): show warnings at errors.
Index: dir.c
===================================================================
--- dir.c	(revision 51110)
+++ dir.c	(revision 51111)
@@ -1525,6 +1525,7 @@ replace_real_basename(char *path, long b https://github.com/ruby/ruby/blob/trunk/dir.c#L1525
     WCHAR *wplain;
     HANDLE h = INVALID_HANDLE_VALUE;
     long wlen;
+    int e = 0;
     if (enc &&
 	enc != rb_usascii_encoding() &&
 	enc != rb_ascii8bit_encoding() &&
@@ -1536,13 +1537,17 @@ replace_real_basename(char *path, long b https://github.com/ruby/ruby/blob/trunk/dir.c#L1537
     wplain = rb_w32_mbstr_to_wstr(CP_UTF8, plainname, -1, &wlen);
     if (tmp) rb_str_resize(tmp, 0);
     if (!wplain) return path;
-    if (GetFileAttributesExW(wplain, GetFileExInfoStandard, &fa))
+    if (GetFileAttributesExW(wplain, GetFileExInfoStandard, &fa)) {
 	h = FindFirstFileW(wplain, &fd);
+	e = rb_w32_map_errno(GetLastError());
+    }
     free(wplain);
     if (h == INVALID_HANDLE_VALUE) {
 	*type = path_noent;
-	if (!to_be_ignored(errno))
+	if (e && !to_be_ignored(e)) {
+	    errno = e;
 	    sys_warning(path, enc);
+	}
 	return path;
     }
     FindClose(h);

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