139 lines
3.2 KiB
C
139 lines
3.2 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curl_setup.h"
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#include <curl/curl.h>
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#if defined(USE_THREADS_POSIX)
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# ifdef HAVE_PTHREAD_H
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# include <pthread.h>
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# endif
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#elif defined(USE_THREADS_WIN32)
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# ifdef HAVE_PROCESS_H
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# include <process.h>
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# endif
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#endif
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#include "curl_threads.h"
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#include "curl_memory.h"
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/* The last #include file should be: */
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#include "memdebug.h"
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#if defined(USE_THREADS_POSIX)
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struct curl_actual_call {
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unsigned int (*func)(void *);
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void *arg;
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};
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static void *curl_thread_create_thunk(void *arg)
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{
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struct curl_actual_call * ac = arg;
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unsigned int (*func)(void *) = ac->func;
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void *real_arg = ac->arg;
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free(ac);
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(*func)(real_arg);
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return 0;
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}
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curl_thread_t Curl_thread_create(unsigned int (*func) (void*), void *arg)
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{
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curl_thread_t t = malloc(sizeof(pthread_t));
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struct curl_actual_call *ac = malloc(sizeof(struct curl_actual_call));
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if(!(ac && t))
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goto err;
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ac->func = func;
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ac->arg = arg;
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if(pthread_create(t, NULL, curl_thread_create_thunk, ac) != 0)
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goto err;
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return t;
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err:
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free(t);
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free(ac);
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return curl_thread_t_null;
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}
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void Curl_thread_destroy(curl_thread_t hnd)
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{
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if(hnd != curl_thread_t_null) {
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pthread_detach(*hnd);
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free(hnd);
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}
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}
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int Curl_thread_join(curl_thread_t *hnd)
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{
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int ret = (pthread_join(**hnd, NULL) == 0);
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free(*hnd);
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*hnd = curl_thread_t_null;
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return ret;
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}
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#elif defined(USE_THREADS_WIN32)
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curl_thread_t Curl_thread_create(unsigned int (CURL_STDCALL *func) (void*),
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void *arg)
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{
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#ifdef _WIN32_WCE
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return CreateThread(NULL, 0, func, arg, 0, NULL);
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#else
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curl_thread_t t;
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t = (curl_thread_t)_beginthreadex(NULL, 0, func, arg, 0, NULL);
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if((t == 0) || (t == (curl_thread_t)-1L))
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return curl_thread_t_null;
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return t;
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#endif
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}
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void Curl_thread_destroy(curl_thread_t hnd)
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{
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CloseHandle(hnd);
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}
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int Curl_thread_join(curl_thread_t *hnd)
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{
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#if !defined(_WIN32_WINNT) || !defined(_WIN32_WINNT_VISTA) || \
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(_WIN32_WINNT < _WIN32_WINNT_VISTA)
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int ret = (WaitForSingleObject(*hnd, INFINITE) == WAIT_OBJECT_0);
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#else
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int ret = (WaitForSingleObjectEx(*hnd, INFINITE, FALSE) == WAIT_OBJECT_0);
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#endif
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Curl_thread_destroy(*hnd);
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*hnd = curl_thread_t_null;
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return ret;
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}
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#endif /* USE_THREADS_* */
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