On 7/15/20 2:58 PM, Graham Leggett wrote:
> On 07 Jul 2020, at 15:40, jor...@apache.org <mailto:jor...@apache.org> wrote:
>
>> Author: jorton
>> Date: Tue Jul 7 13:40:15 2020
>> New Revision: 1879591
>>
>> URL: http://svn.apache.org/viewvc?rev=1879591&view=rev
>> Log:
>> Check for and use gettid() directly if available; glibc 2.30 and later
>> provides a wrapper for the system call:
>>
>> * configure.in: Check for gettid() and define HAVE_SYS_GETTID if
>> gettid() is only usable via syscall().
>>
>> * server/log.c (log_tid): Use gettid() directly if available.
>
> This is not working for me on CentOS8.
>
> ./configure says this:
>
> checking for gettid()... yes
>
> but the build fails like this:
>
> log.c: In function 'log_tid':
> log.c:544:21: warning: implicit declaration of function 'gettid'; did you
> mean getgid'? [-Wimplicit-function-declaration]
> pid_t tid = gettid();
> ^~~~~~
> getgid
>
> Is there maybe a missing header file needed somewhere?
I guess we need to include either
linux/unistd.h
or keep including
sys/syscall.h
Regards
Rüdiger
