On Tue, Jun 28, 2022 at 8:06 PM Ivan Zhakov <[email protected]> wrote:
>
> On Tue, 28 Jun 2022 at 14:45, Yann Ylavic <[email protected]> wrote:
> >
> > On Tue, Jun 28, 2022 at 1:13 AM <[email protected]> wrote:
> > >
> > > Author: ivan
> > > Date: Mon Jun 27 23:13:52 2022
> > > New Revision: 1902297
> > >
> > > URL: http://svn.apache.org/viewvc?rev=1902297&view=rev
> > > Log:
> > > On 'thread-name' branch: Add apr_thread_name_get() and
> > > apr_thread_name_set()
> > > API to get/set thread name.
> > >
> > []
> > > --- apr/apr/branches/thread-name/threadproc/unix/thread.c (original)
> > > +++ apr/apr/branches/thread-name/threadproc/unix/thread.c Mon Jun 27
> > > 23:13:52 2022
> > []
> > > @@ -277,6 +282,48 @@ APR_DECLARE(apr_thread_t *) apr_thread_c
> > > #endif
> > > }
> > >
> > > +APR_DECLARE(apr_status_t) apr_thread_name_set(const char *name,
> > > + apr_thread_t *thread,
> > > + apr_pool_t *pool)
> > > +{
> > > + pthread_t td;
> > > +
> > > + size_t name_len;
> > > + if (!name) {
> > > + return APR_BADARG;
> > > + }
> > > +
> > > + if (thread) {
> > > + td = *thread->td;
> > > + }
> > > + else {
> > > + td = pthread_self();
> > > + }
> > > +
> > > + name_len = strlen(name);
> > > + if (name_len >= TASK_COMM_LEN) {
> > > + name = name + name_len - TASK_COMM_LEN + 1;
> > > + }
> > > +
> > > + return pthread_setname_np(td, name);
> >
> > We probably need to check for HAVE_PTHREAD_SETNAME_NP since it's _np
> > (non-portable).
> Thanks for the suggestion!
>
> I'm not so familiar with autoconf stuff (that's why I created branch):
> can I just check for HAVE_PTHREAD_SETNAME_NP or do I need some
> autoconf magic to set it?
Maybe something like the attached patch, and then check for
HAVE_PTHREAD_GETNAME_SETNAME_NP for both functions (which pair
anyway).
Regards;
Yann.
Index: configure.in
===================================================================
--- configure.in (revision 1902267)
+++ configure.in (working copy)
@@ -2401,11 +2401,16 @@ APR_CHECK_DEFINE(SEM_UNDO, sys/sem.h)
APR_CHECK_DEFINE_FILES(POLLIN, poll.h sys/poll.h)
if test "$threads" = "1"; then
+ AC_CHECK_HEADERS([pthread.h])
APR_CHECK_DEFINE(PTHREAD_PROCESS_SHARED, pthread.h)
- AC_CHECK_FUNCS(pthread_mutex_timedlock pthread_mutexattr_setpshared)
+ AC_CHECK_FUNCS(pthread_mutex_timedlock pthread_mutexattr_setpshared dnl
+ pthread_getname_np pthread_setname_np)
APR_IFALLYES(header:pthread.h func:pthread_mutex_timedlock,
have_pthread_mutex_timedlock="1", have_pthread_mutex_timedlock="0")
AC_SUBST(have_pthread_mutex_timedlock)
+ APR_IFALLYES(header:pthread.h func:pthread_getname_np func:pthread_setname_np,
+ have_pthread_getname_setname_np="1", have_pthread_getname_setname_np="0")
+ AC_SUBST(have_pthread_getname_setname_np)
# Some systems have setpshared and define PROCESS_SHARED, but don't
# really support PROCESS_SHARED locks. So, we must validate that we
# can go through the steps without receiving some sort of system error.
