Mercurial > hg > octave-nkf
changeset 16564:aa5299a1d770
* sysdep.cc (same_file_internal): Handle directories on Windows systems.
| author | John W. Eaton <jwe@octave.org> |
|---|---|
| date | Thu, 25 Apr 2013 00:09:54 -0400 |
| parents | 34a9a4e48f9b |
| children | e4b94abfeb96 |
| files | libinterp/interpfcn/sysdep.cc |
| diffstat | 1 files changed, 19 insertions(+), 8 deletions(-) [+] |
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line diff
--- a/libinterp/interpfcn/sysdep.cc +++ b/libinterp/interpfcn/sysdep.cc @@ -196,16 +196,26 @@ bool retval = false; + const char *f1 = file1.c_str (); + const char *f2 = file2.c_str (); + + bool f1_is_dir = GetFileAttributes (f1) & FILE_ATTRIBUTE_DIRECTORY; + bool f2_is_dir = GetFileAttributes (f2) & FILE_ATTRIBUTE_DIRECTORY; + // Windows native code // Reference: http://msdn2.microsoft.com/en-us/library/aa363788.aspx - HANDLE hfile1 = CreateFile (file1.c_str (), 0, FILE_SHARE_READ, 0, - OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); + DWORD share = FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE; + + HANDLE hfile1 + = CreateFile (f1, 0, share, 0, OPEN_EXISTING, + f1_is_dir ? FILE_FLAG_BACKUP_SEMANTICS : 0, 0); if (hfile1 != INVALID_HANDLE_VALUE) { - HANDLE hfile2 = CreateFile (file2.c_str (), 0, FILE_SHARE_READ, 0, - OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0); + HANDLE hfile2 + = CreateFile (f2, 0, share, 0, OPEN_EXISTING, + f2_is_dir ? FILE_FLAG_BACKUP_SEMANTICS : 0, 0); if (hfile2 != INVALID_HANDLE_VALUE) { @@ -214,10 +224,11 @@ if (GetFileInformationByHandle (hfile1, &hfi1) && GetFileInformationByHandle (hfile2, &hfi2)) - - retval = (hfi1.dwVolumeSerialNumber == hfi2.dwVolumeSerialNumber - && hfi1.nFileIndexHigh == hfi2.nFileIndexHigh - && hfi1.nFileIndexLow == hfi2.nFileIndexLow); + { + retval = (hfi1.dwVolumeSerialNumber == hfi2.dwVolumeSerialNumber + && hfi1.nFileIndexHigh == hfi2.nFileIndexHigh + && hfi1.nFileIndexLow == hfi2.nFileIndexLow); + } CloseHandle (hfile2); }