Query of type of memcpy (and sys_errlist) on Cygwin
Tatsuro MATSUOKA
tmacchant2@yahoo.co.jp
Sun Apr 10 22:52:00 GMT 2016
> From: Marco Atzeri
> To: cygwin> Cc:
> Date: 2016/4/10, Sun 16:12
> Subject: Re: Query of type of memcpy (and sys_errlist) on Cygwin
>
> Hi Tatsuro,
> May be was better to not reply to a different thread ?
>
I am pending the other thread and I want to discuss here.
> On 10/04/2016 05:14, Tatsuro MATSUOKA wrote:
>> Hello
>> The topic was discussed on gnuplot mailing list.
>>
> http://gnuplot.10905.n7.nabble.com/stdfn-h-error-conflicting-types-for-memcopy-and-sys-errlist-on-Cygwin-build-td20061.html
>> Frorm discussion there (the topic is now pending.) ,
>> I decided ask here.
>> In compling gnuplot I have met errors:
>> ../../gnuplot/src/stdfn.h:67:8: error: conflicting types for
> 'memcpy'
>> char * memcpy __PROTO((char *, char *, size_t));
>>
>> ../../gnuplot/src/stdfn.h:171:14: error: conflicting types for
> 'sys_errlist'
>> extern char *sys_errlist[];
>>
>> Ethan A Merritt suggested in the gnuplot mailing list that:
>> Anyhow, the correct typing for memcpy is:
>> void *memcpy(void *, const void *, size_t);
>
> correct, when in doubt this is a good place to look for:
> http://pubs.opengroup.org/onlinepubs/9699919799/functions/memcpy.html
>
>> I have complied many times this source but I have not met such kinds of
> errors.
>> (Today I have cleanly installed Cygwin because I have cleanly install
> windows 10)
>
>> Any suggestions?
>> Tatsuro
>>
>
> cygwin/newlib headers are under re-shuffle to simplify the guarding
> clauses in the main headers.
> It is possible that gnuplot is misleaded and don't correctly detect
> memcopy as it should.
>
> Have you tried to use latest test release ?
> https://www.cygwin.com/ml/cygwin-announce/2016-04/msg00012.html
>
OK I will try and report results here.
Tatsuro
--
Problem reports: http://cygwin.com/problems.html
FAQ: http://cygwin.com/faq/
Documentation: http://cygwin.com/docs.html
Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
More information about the Cygwin
mailing list