POSIX lesson please

[Achim Gratz]

Am 24.12.2018 um 11:32 schrieb Hal Murray via devel:
> You can see POSIX.1-2001, SUSv3, online for free here:
>      http://www.unix-systems.org/version3/

I prefer the online version from the Open Group:

https://pubs.opengroup.org/onlinepubs/9699919799/functions/timer_create.html

> http://www.unix.org/version3/inttables.pdf has a table that says "tmr" for the
> timer_xxx functions under the POSIX Base column.  setitimer says xsi in that
> column.  I assume those are tags for some sort of subset, but I haven't found
> the descriptions for them and/or what POSIX requires or what we require.

No, XSI likely refers to the X/Open Systems Interface extension to the 
ISO C Standard.

http://pubs.opengroup.org/onlinepubs/9699919799/help/codes.html


Regards,
-- 
Achim.

(on the road :-)