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/* pthread_setname_np. Mach version.
Copyright (C) 2024-2025 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <hurd.h>
#include <pthread.h>
#include <pthreadP.h>
#include <string.h>
#include <pt-internal.h>
int
__pthread_setname_np (pthread_t thread, const char *name)
{
#ifdef HAVE_MACH_THREAD_SET_NAME
/* GNU Mach doesn't export this so we have to define it ourselves. */
#define MACH_THREAD_NAME_MAX 32
struct __pthread *pthread;
error_t err;
/* Lookup the thread structure for THREAD. */
pthread = __pthread_getid (thread);
if (pthread == NULL)
return ESRCH;
if (strlen (name) >= MACH_THREAD_NAME_MAX)
return ERANGE;
err = __thread_set_name (pthread->kernel_thread, name);
if (err != KERN_SUCCESS)
return __hurd_fail (err);
return 0;
#else
return ENOTSUP;
#endif
}
weak_alias (__pthread_setname_np, pthread_setname_np)
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