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).
Some systems seem to implement "prctl(PR_SET_NAME, ...)" too, but
that's for pthread_self() only..
> +}
> +
> +APR_DECLARE(apr_status_t) apr_thread_name_get(char **name,
> + apr_thread_t *thread,
> + apr_pool_t *pool)
> +{
> + pthread_t td;
> + if (thread) {
> + td = *thread->td;
> + }
> + else {
> + td = pthread_self();
> + }
> +
> + *name = apr_pcalloc(pool, TASK_COMM_LEN);
> + return pthread_getname_np(td, *name, TASK_COMM_LEN);
Likewise for HAVE_PTHREAD_GETNAME_NP/prctl(PR_GET_NAME).
> +}
