[LTP] What is wrong with this program ?

Martin Doucha mdoucha@suse.cz
Tue Apr 28 12:09:24 CEST 2020


On 28. 04. 20 12:02, Viresh Kumar wrote:
> Hmm, mode seems to be missing from a lot of syscall tests, which 
> means that if they are run in a loop (with the cmdline way you 
> mentioned earlier), then they will all fail.

Allow me to quote from TFM:

> The mode argument specifies the file mode bits be applied when a new
> file is created. This argument must be supplied when O_CREAT or
> O_TMPFILE is specified in flags; if neither O_CREAT nor O_TMPFILE is
> specified, then mode is ignored. The effective mode is modified by
> the process's umask in the usual way: in the absence of a default
> ACL, the mode of the created file is (mode & ~umask). Note that this
> mode applies only to future accesses of the newly created file; the
> open() call that creates a read-only file may well return a
> read/write file descriptor.

-- 
Martin Doucha   mdoucha@suse.cz
QA Engineer for Software Maintenance
SUSE LINUX, s.r.o.
CORSO IIa
Krizikova 148/34
186 00 Prague 8
Czech Republic


More information about the ltp mailing list