Issues in utmp/utmpx headers

[Corinna Vinschen]

On Dec 29 05:16, Brian Inglis wrote:
> > > David Lee <mailtolky <at> gmail.com> writes:
> > >> While trying to port bsdgames to Cygwin I spotted the following issues:
> > >> (1) In /usr/include/utmpx.h, utmpxname() is declared a void function.
> > >> Should it return int?
> > >> (2) In /usr/include/sys/utmp.h, utmpname() is declared a void
> > >> function. Should it return int?
> > >> (3) _PATH_UTMPX is not defined in any system headers.
> 
> > On 28 December 2015 at 03:02, Brian Inglis
> > <Brian.Inglis <at> systematicsw.ab.ca> wrote:
> > > Search packages for missing files e.g.
> > > https://cygwin.com/cgi-bin2/package-grep.cgi?grep=utmp.h&arch=x86_64
> > > brings up package cygwin-devel and cygwin32.
> > > Download and run setup and select cygwin-devel to install the headers and
> > > libraries.
> 
> David Lee <mailtolky <at> gmail.com> writes:
> > The issue isn't missing, not-installed packages. The issues are (1)
> > some function declaration seem wrong; and (2) a constant is missing.
> 
> Pardon my reading comprehension bork! 
> 
> The utmpname implementation in newlib-cygwin/winsup/cygwin/syscalls.cc
> could probably be improved to: avoid a memory leak; return -1 if 
> strdup fails, zero otherwise;

This function is supposed to be called only once, so is it worth the
additional effort?

> default the path if a null pointer or string
> argument is passed. 

The function now returns int and -1 if path is invalid.


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat
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