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7032982896
- asyn-thrdd.c: scope an include. - apply more clang-format suggestions. - tidy-up PP guard comments. - delete empty line from the top of headers. - add empty line after `curl_setup.h` include where missing. - fix indent. - CODE_STYLE.md: add `strcpy`. Follow-up to 8636ad55dfbdbcc2809a61e65c3511baf5e7b0e8 #20088 - lib1901.c: drop unnecessary line. Follow-up to 436e67f65b9dee1e80aa063c39450f0d1df6ac72 #20076 Closes #20070
135 lines
3.1 KiB
C
135 lines
3.1 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) 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.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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* SPDX-License-Identifier: curl
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*
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***************************************************************************/
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#include "curl_setup.h"
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#if defined(USE_THREADS_POSIX) && defined(HAVE_PTHREAD_H)
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#include <pthread.h>
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#endif
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#include "curl_threads.h"
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#ifdef 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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curlx_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(CURL_THREAD_RETURN_T
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(CURL_STDCALL *func) (void *), void *arg)
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{
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curl_thread_t t = curlx_malloc(sizeof(pthread_t));
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struct Curl_actual_call *ac = NULL;
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int rc;
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if(t)
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ac = curlx_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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rc = pthread_create(t, NULL, curl_thread_create_thunk, ac);
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if(rc) {
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errno = rc;
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goto err;
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}
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return t;
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err:
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curlx_free(t);
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curlx_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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curlx_free(*hnd);
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*hnd = curl_thread_t_null;
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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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curlx_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(CURL_THREAD_RETURN_T
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(CURL_STDCALL *func) (void *), void *arg)
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{
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curl_thread_t t = CreateThread(NULL, 0, func, arg, 0, NULL);
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if(!t) {
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DWORD gle = GetLastError();
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/* !checksrc! disable ERRNOVAR 1 */
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errno = (gle == ERROR_ACCESS_DENIED ||
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gle == ERROR_NOT_ENOUGH_MEMORY) ?
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EACCES : EINVAL;
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return curl_thread_t_null;
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}
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return t;
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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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CloseHandle(*hnd);
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*hnd = curl_thread_t_null;
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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 = (WaitForSingleObjectEx(*hnd, INFINITE, FALSE) == WAIT_OBJECT_0);
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Curl_thread_destroy(hnd);
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return ret;
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}
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#endif /* USE_THREADS_* */
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