Re: [PATCH v2] Mark win32's pthread_exit() as NORETURN

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Johannes Sixt <j6t@xxxxxxxx> writes:

> Am 01.03.2016 um 15:13 schrieb Johannes Schindelin:
>> The pthread_exit() function is not expected to return. Ever. On Windows,
>> we call ExitThread() whose documentation claims: "This function does not
>> return a value.":
>>
>> 	https://msdn.microsoft.com/en-us/library/windows/desktop/ms682659
>
> This is misleading: MSDN marks all functions declared void as "does
> not return a value," for example, look at EnterCriticalSection:
>
> https://msdn.microsoft.com/en-us/library/windows/desktop/ms682608
>
> For this reason, I actually prefer your version 1 patch without the
> explanation.

;-)

>> -static inline int pthread_exit(void *ret)
>> +static inline int NORETURN pthread_exit(void *ret)
>
> I would have written it as
>
> #ifdef __GNUC__
> __attribute__((__noreturn__))
> #endif
> static inline int pthread_exit(void *ret) ...
>
> but I can live with your version as long as it compiles.

Either way, let's make sure that the final version returns "void",
cf.

http://pubs.opengroup.org/onlinepubs/9699919799/functions/pthread_exit.html

Thanks.
--
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Kernel Development]     [Gcc Help]     [IETF Annouce]     [DCCP]     [Netdev]     [Networking]     [Security]     [V4L]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux SCSI]     [Fedora Users]