Fred Wright via devel :
> > This is probably what you want:
> >
> > ./include/ntp_stdlib.h:162:#define IGNORE(r) do{if(r){}}while(0)
>
> Does a simple void cast work? E.g.:
>
> (void) strerror_r(...)
>
> It certainly works for unused function arguments, and it's an actual
> official lang
On Sun, 7 Apr 2019, Hal Murray wrote:
Does a simple void cast work? E.g.:
(void) strerror_r(...)
I haven't found the magic using that approach.
../../ntpd/nts.c:214:16: warning: ignoring return value of ???strerror_r???,
declared with attribute warn_unused_result [-Wunused-result]
> Does a simple void cast work? E.g.:
> (void) strerror_r(...)
I haven't found the magic using that approach.
../../ntpd/nts.c:214:16: warning: ignoring return value of âstrerror_râ,
declared with attribute warn_unused_result [-Wunused-result]
(void) strerror_r(errno, errbu
On Sun, 7 Apr 2019, Eric S. Raymond via devel wrote:
Hal Murray via devel :
../../ntpd/nts.c:213:9: warning: ignoring return value of ???strerror_r???,
declared with attribute warn_unused_result [-Wunused-result]
I'm only getting this on Ubuntu, so a secondary question is why isn't that
check
Hal Murray :
>
> e...@thyrsus.com said:
> > Probablty compiler version. As GCC has evolved it has gotten stricter about
> > this sort of thing.
>
> Fedora 29, no warnings:
> gcc (GCC) 8.3.1 20190223 (Red Hat 8.3.1-2)
>
> Ubuntu 18.10, warnings
> gcc (Ubuntu 8.2.0-7ubuntu1) 8.2.0
>
> Ubuntu 18.
e...@thyrsus.com said:
> Probablty compiler version. As GCC has evolved it has gotten stricter about
> this sort of thing.
Fedora 29, no warnings:
gcc (GCC) 8.3.1 20190223 (Red Hat 8.3.1-2)
Ubuntu 18.10, warnings
gcc (Ubuntu 8.2.0-7ubuntu1) 8.2.0
Ubuntu 18.04.2 LTS, warnings
gcc (Ubuntu 7.3.0
Hal Murray via devel writes:
> I don't know or care which version we get. It's different on different
> systems, so to save the result then say UNUSED_LOCAL gets slightly
> complicated.
--8<---cut here---start->8---
Feature Test Macro Requirements for glibc
Hal Murray via devel :
> ../../ntpd/nts.c:213:9: warning: ignoring return value of âstrerror_râ,
> declared with attribute warn_unused_result [-Wunused-result]
>
> I'm only getting this on Ubuntu, so a secondary question is why isn't that
> check happening on other systems?
Probablty compil
