Files correlati : Commento : Spostamento in libraries delle librerie esterne di Campo per una maggiore pulizia e organizzazione git-svn-id: svn://10.65.10.50/branches/R_10_00@24150 c028cbd2-c16b-5b4b-a496-9718f37d4682
		
			
				
	
	
		
			147 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			147 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/***************************************************************************
 | 
						|
 *                                  _   _ ____  _
 | 
						|
 *  Project                     ___| | | |  _ \| |
 | 
						|
 *                             / __| | | | |_) | |
 | 
						|
 *                            | (__| |_| |  _ <| |___
 | 
						|
 *                             \___|\___/|_| \_\_____|
 | 
						|
 *
 | 
						|
 * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
 | 
						|
 *
 | 
						|
 * This software is licensed as described in the file COPYING, which
 | 
						|
 * you should have received as part of this distribution. The terms
 | 
						|
 * are also available at https://curl.haxx.se/docs/copyright.html.
 | 
						|
 *
 | 
						|
 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
 | 
						|
 * copies of the Software, and permit persons to whom the Software is
 | 
						|
 * furnished to do so, under the terms of the COPYING file.
 | 
						|
 *
 | 
						|
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 | 
						|
 * KIND, either express or implied.
 | 
						|
 *
 | 
						|
 ***************************************************************************/
 | 
						|
 | 
						|
#include "curl_setup.h"
 | 
						|
 | 
						|
#include <curl/curl.h>
 | 
						|
 | 
						|
#if defined(USE_THREADS_POSIX)
 | 
						|
#  ifdef HAVE_PTHREAD_H
 | 
						|
#    include <pthread.h>
 | 
						|
#  endif
 | 
						|
#elif defined(USE_THREADS_WIN32)
 | 
						|
#  ifdef HAVE_PROCESS_H
 | 
						|
#    include <process.h>
 | 
						|
#  endif
 | 
						|
#endif
 | 
						|
 | 
						|
#include "curl_threads.h"
 | 
						|
#include "curl_memory.h"
 | 
						|
/* The last #include file should be: */
 | 
						|
#include "memdebug.h"
 | 
						|
 | 
						|
#if defined(USE_THREADS_POSIX)
 | 
						|
 | 
						|
struct curl_actual_call {
 | 
						|
  unsigned int (*func)(void *);
 | 
						|
  void *arg;
 | 
						|
};
 | 
						|
 | 
						|
static void *curl_thread_create_thunk(void *arg)
 | 
						|
{
 | 
						|
  struct curl_actual_call * ac = arg;
 | 
						|
  unsigned int (*func)(void *) = ac->func;
 | 
						|
  void *real_arg = ac->arg;
 | 
						|
 | 
						|
  free(ac);
 | 
						|
 | 
						|
  (*func)(real_arg);
 | 
						|
 | 
						|
  return 0;
 | 
						|
}
 | 
						|
 | 
						|
curl_thread_t Curl_thread_create(unsigned int (*func) (void *), void *arg)
 | 
						|
{
 | 
						|
  curl_thread_t t = malloc(sizeof(pthread_t));
 | 
						|
  struct curl_actual_call *ac = malloc(sizeof(struct curl_actual_call));
 | 
						|
  if(!(ac && t))
 | 
						|
    goto err;
 | 
						|
 | 
						|
  ac->func = func;
 | 
						|
  ac->arg = arg;
 | 
						|
 | 
						|
  if(pthread_create(t, NULL, curl_thread_create_thunk, ac) != 0)
 | 
						|
    goto err;
 | 
						|
 | 
						|
  return t;
 | 
						|
 | 
						|
err:
 | 
						|
  free(t);
 | 
						|
  free(ac);
 | 
						|
  return curl_thread_t_null;
 | 
						|
}
 | 
						|
 | 
						|
void Curl_thread_destroy(curl_thread_t hnd)
 | 
						|
{
 | 
						|
  if(hnd != curl_thread_t_null) {
 | 
						|
    pthread_detach(*hnd);
 | 
						|
    free(hnd);
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
int Curl_thread_join(curl_thread_t *hnd)
 | 
						|
{
 | 
						|
  int ret = (pthread_join(**hnd, NULL) == 0);
 | 
						|
 | 
						|
  free(*hnd);
 | 
						|
  *hnd = curl_thread_t_null;
 | 
						|
 | 
						|
  return ret;
 | 
						|
}
 | 
						|
 | 
						|
#elif defined(USE_THREADS_WIN32)
 | 
						|
 | 
						|
/* !checksrc! disable SPACEBEFOREPAREN 1 */
 | 
						|
curl_thread_t Curl_thread_create(unsigned int (CURL_STDCALL *func) (void *),
 | 
						|
                                 void *arg)
 | 
						|
{
 | 
						|
  curl_thread_t t;
 | 
						|
#ifdef _WIN32_WCE
 | 
						|
  t = CreateThread(NULL, 0, func, arg, 0, NULL);
 | 
						|
#else
 | 
						|
  t = (curl_thread_t)_beginthreadex(NULL, 0, func, arg, 0, NULL);
 | 
						|
#endif
 | 
						|
  if((t == 0) || (t == LongToHandle(-1L))) {
 | 
						|
#ifdef _WIN32_WCE
 | 
						|
    DWORD gle = GetLastError();
 | 
						|
    errno = ((gle == ERROR_ACCESS_DENIED ||
 | 
						|
              gle == ERROR_NOT_ENOUGH_MEMORY) ?
 | 
						|
             EACCES : EINVAL);
 | 
						|
#endif
 | 
						|
    return curl_thread_t_null;
 | 
						|
  }
 | 
						|
  return t;
 | 
						|
}
 | 
						|
 | 
						|
void Curl_thread_destroy(curl_thread_t hnd)
 | 
						|
{
 | 
						|
  CloseHandle(hnd);
 | 
						|
}
 | 
						|
 | 
						|
int Curl_thread_join(curl_thread_t *hnd)
 | 
						|
{
 | 
						|
#if !defined(_WIN32_WINNT) || !defined(_WIN32_WINNT_VISTA) || \
 | 
						|
    (_WIN32_WINNT < _WIN32_WINNT_VISTA)
 | 
						|
  int ret = (WaitForSingleObject(*hnd, INFINITE) == WAIT_OBJECT_0);
 | 
						|
#else
 | 
						|
  int ret = (WaitForSingleObjectEx(*hnd, INFINITE, FALSE) == WAIT_OBJECT_0);
 | 
						|
#endif
 | 
						|
 | 
						|
  Curl_thread_destroy(*hnd);
 | 
						|
 | 
						|
  *hnd = curl_thread_t_null;
 | 
						|
 | 
						|
  return ret;
 | 
						|
}
 | 
						|
 | 
						|
#endif /* USE_THREADS_* */
 |