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| author | Jason Rumney <jasonr@gnu.org> | 2002-03-09 00:45:25 +0000 |
|---|---|---|
| committer | Jason Rumney <jasonr@gnu.org> | 2002-03-09 00:45:25 +0000 |
| commit | 1cb508e56f961cd073d6ca33eddf60bd1bcddc3c (patch) | |
| tree | 5ed594e68452527bba9a85dbb794675663d567bb | |
| parent | 5a44f67ba3c825ed0a127ed7207d2023c1f376a9 (diff) | |
| download | emacs-1cb508e56f961cd073d6ca33eddf60bd1bcddc3c.tar.gz | |
(Fcopy_file) [WINDOWS_NT]: Ensure file is not
read-only when setting modified time.
| -rw-r--r-- | src/ChangeLog | 5 | ||||
| -rw-r--r-- | src/fileio.c | 23 |
2 files changed, 23 insertions, 5 deletions
diff --git a/src/ChangeLog b/src/ChangeLog index 7f5c1aed680..d4a0af2eb88 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,8 @@ +2002-03-09 Jason Rumney <jasonr@gnu.org> + + * fileio.c (Fcopy_file) [WINDOWS_NT]: Ensure file is not + read-only when setting modified time. + 2002-03-08 Juanma Barranquero <jbarranquero@peoplecall.com> * w32fns.c (Fx_display_color_cells): Force 24+ bit color depths to diff --git a/src/fileio.c b/src/fileio.c index b152f0a74e0..12c064cb34a 100644 --- a/src/fileio.c +++ b/src/fileio.c @@ -2342,12 +2342,25 @@ A prefix arg makes KEEP-TIME non-nil.") else if (NILP (keep_time)) { EMACS_TIME now; + DWORD attributes; + char * filename; + EMACS_GET_TIME (now); - if (set_file_times (XSTRING (encoded_newname)->data, - now, now)) - Fsignal (Qfile_date_error, - Fcons (build_string ("Cannot set file date"), - Fcons (newname, Qnil))); + filename = XSTRING (encoded_newname)->data; + + /* Ensure file is writable while its modified time is set. */ + attributes = GetFileAttributes (filename); + SetFileAttributes (filename, attributes ^ FILE_ATTRIBUTE_READONLY); + if (set_file_times (filename, now, now)) + { + /* Restore original attributes. */ + SetFileAttributes (filename, attributes); + Fsignal (Qfile_date_error, + Fcons (build_string ("Cannot set file date"), + Fcons (newname, Qnil))); + } + /* Restore original attributes. */ + SetFileAttributes (filename, attributes); } #else /* not WINDOWSNT */ ifd = emacs_open (XSTRING (encoded_file)->data, O_RDONLY, 0); |