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RedBear-OS/local/recipes/dev/libtool/source/gnulib/lib/tss.c
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/* ISO C 11 thread-specific storage in multithreaded situations.
Copyright (C) 2005-2024 Free Software Foundation, Inc.
This file 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.
This file 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 this program. If not, see <https://www.gnu.org/licenses/>. */
/* Written by Bruno Haible <bruno@clisp.org>, 2005, 2019. */
#include <config.h>
#include <threads.h>
#include <string.h>
#if defined _WIN32 && ! defined __CYGWIN__
/* Use Windows threads. */
# define WIN32_LEAN_AND_MEAN /* avoid including junk */
# include <windows.h>
#else
/* Use POSIX threads. */
# include <pthread.h>
#endif
#if defined _WIN32 && ! defined __CYGWIN__
/* Use Windows threads. */
int
tss_create (tss_t *keyp, tss_dtor_t destructor)
{
int err = glwthread_tls_key_create (keyp, destructor);
if (err == 0)
return thrd_success;
else
{
memset (keyp, '\0', sizeof (tss_t));
return thrd_error;
}
}
int
tss_set (tss_t key, void *value)
{
int err = glwthread_tls_set (key, value);
return (err == 0 ? thrd_success : thrd_error);
}
void *
tss_get (tss_t key)
{
return glwthread_tls_get (key);
}
void
tss_delete (tss_t key)
{
glwthread_tls_key_delete (key);
}
#else
/* Use POSIX threads. */
int
tss_create (tss_t *keyp, tss_dtor_t destructor)
{
int err = pthread_key_create (keyp, destructor);
if (err == 0)
return thrd_success;
else
{
memset (keyp, '\0', sizeof (tss_t));
return thrd_error;
}
}
int
tss_set (tss_t key, void *value)
{
int err = pthread_setspecific (key, value);
return (err == 0 ? thrd_success : thrd_error);
}
void *
tss_get (tss_t key)
{
return pthread_getspecific (key);
}
void
tss_delete (tss_t key)
{
pthread_key_delete (key);
}
#endif