merge revision(s) 49634,49658,49663: [Backport #10865]

* win32/win32.c (wrename): return EXDEV if moving a directory to
	  another drive, since MoveFileExW does not set proper error code.
	  [ruby-core:68162] [Bug #10865]

	* win32/win32.c (different_device_p): compare by volume serial
	  numbers, not by path names.
	  numbers, not by path names.  [ruby-core:68162] [Bug #10865]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@49672 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
naruse 2015-02-21 04:48:28 +00:00
parent 2098b5aea5
commit 4a670c2bb6
3 changed files with 45 additions and 3 deletions

View file

@ -1,3 +1,14 @@
Sat Feb 21 13:48:11 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* win32/win32.c (different_device_p): compare by volume serial
numbers, not by path names. [ruby-core:68162] [Bug #10865]
Sat Feb 21 13:48:11 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* win32/win32.c (wrename): return EXDEV if moving a directory to
another drive, since MoveFileExW does not set proper error code.
[ruby-core:68162] [Bug #10865]
Sat Feb 21 12:46:51 2015 Nobuyoshi Nakada <nobu@ruby-lang.org> Sat Feb 21 12:46:51 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* win32/file.c (rb_file_expand_path_internal): neither the drive * win32/file.c (rb_file_expand_path_internal): neither the drive

View file

@ -1,6 +1,6 @@
#define RUBY_VERSION "2.2.0" #define RUBY_VERSION "2.2.0"
#define RUBY_RELEASE_DATE "2015-02-21" #define RUBY_RELEASE_DATE "2015-02-21"
#define RUBY_PATCHLEVEL 72 #define RUBY_PATCHLEVEL 73
#define RUBY_RELEASE_YEAR 2015 #define RUBY_RELEASE_YEAR 2015
#define RUBY_RELEASE_MONTH 2 #define RUBY_RELEASE_MONTH 2

View file

@ -4701,6 +4701,31 @@ rb_w32_getenv(const char *name)
return w32_getenv(name, CP_ACP); return w32_getenv(name, CP_ACP);
} }
/* License: Ruby's */
static DWORD
get_volume_serial_number(const WCHAR *path)
{
const DWORD share_mode = FILE_SHARE_READ | FILE_SHARE_WRITE;
const DWORD creation = OPEN_EXISTING;
const DWORD flags = FILE_FLAG_BACKUP_SEMANTICS;
BY_HANDLE_FILE_INFORMATION st = {0};
HANDLE h = CreateFileW(path, 0, share_mode, NULL, creation, flags, NULL);
BOOL ret;
if (h == INVALID_HANDLE_VALUE) return 0;
ret = GetFileInformationByHandle(h, &st);
CloseHandle(h);
if (!ret) return 0;
return st.dwVolumeSerialNumber;
}
/* License: Ruby's */
static int
different_device_p(const WCHAR *oldpath, const WCHAR *newpath)
{
return get_volume_serial_number(oldpath) != get_volume_serial_number(newpath);
}
/* License: Artistic or GPL */ /* License: Artistic or GPL */
static int static int
wrename(const WCHAR *oldpath, const WCHAR *newpath) wrename(const WCHAR *oldpath, const WCHAR *newpath)
@ -4724,8 +4749,14 @@ wrename(const WCHAR *oldpath, const WCHAR *newpath)
if (!MoveFileExW(oldpath, newpath, MOVEFILE_REPLACE_EXISTING | MOVEFILE_COPY_ALLOWED)) if (!MoveFileExW(oldpath, newpath, MOVEFILE_REPLACE_EXISTING | MOVEFILE_COPY_ALLOWED))
res = -1; res = -1;
if (res) if (res) {
errno = map_errno(GetLastError()); DWORD e = GetLastError();
if ((e == ERROR_ACCESS_DENIED) && (oldatts & FILE_ATTRIBUTE_DIRECTORY) &&
different_device_p(oldpath, newpath))
errno = EXDEV;
else
errno = map_errno(e);
}
else else
SetFileAttributesW(newpath, oldatts); SetFileAttributesW(newpath, oldatts);
}); });