From 596f081d680b4f6e861053e22ef8bae6a44c0eab Mon Sep 17 00:00:00 2001 From: usa Date: Mon, 20 Apr 2015 06:04:28 +0000 Subject: * win32/win32.c (rb_w32_wreadlink): fixed a bug that a junktion misses its drive letter. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50352 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- win32/win32.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) (limited to 'win32') diff --git a/win32/win32.c b/win32/win32.c index 20b7dc5b2b..12593600e5 100644 --- a/win32/win32.c +++ b/win32/win32.c @@ -4731,9 +4731,18 @@ rb_w32_wreadlink(const WCHAR *path, WCHAR *buf, size_t bufsize) e = EINVAL; } else { - void *name = ((char *)rp.SymbolicLinkReparseBuffer.PathBuffer + - rp.SymbolicLinkReparseBuffer.PrintNameOffset); - ret = rp.SymbolicLinkReparseBuffer.PrintNameLength; + void *name; + if (rp.ReparseTag == IO_REPARSE_TAG_SYMLINK) { + name = ((char *)rp.SymbolicLinkReparseBuffer.PathBuffer + + rp.SymbolicLinkReparseBuffer.PrintNameOffset); + ret = rp.SymbolicLinkReparseBuffer.PrintNameLength; + } + else { /* IO_REPARSE_TAG_MOUNT_POINT */ + /* +4/-4 mean to drop "?\" */ + name = ((char *)rp.SymbolicLinkReparseBuffer.PathBuffer + + rp.SymbolicLinkReparseBuffer.SubstituteNameOffset + 4); + ret = rp.SymbolicLinkReparseBuffer.SubstituteNameLength - 4; + } ((WCHAR *)name)[ret/sizeof(WCHAR)] = L'\0'; translate_wchar(name, L'\\', L'/'); bufsize *= sizeof(WCHAR); -- cgit v1.2.3