1 /*
2  * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  * 3. The name of the author may not be used to endorse or promote products
13  *    derived from this software without specific prior written permission.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  */
26 
27 #ifndef REGRESS_THREAD_H_INCLUDED_
28 #define REGRESS_THREAD_H_INCLUDED_
29 
30 #if defined(_WIN32) /** _WIN32 */
31 #define THREAD_T void * /* HANDLE */
32 #define THREAD_FN unsigned __stdcall
33 #define THREAD_RETURN() return (0)
34 #define THREAD_SELF() GetCurrentThreadId()
35 #define THREAD_START(threadvar, fn, arg) do {                         \
36 	uintptr_t threadhandle = _beginthreadex(NULL,0,fn,(arg),0,NULL);  \
37 	(threadvar) = (THREAD_T)threadhandle;                             \
38 	thread_setup(threadvar);                                          \
39 } while (0)
40 #define THREAD_JOIN(th) WaitForSingleObject(th, INFINITE)
41 #else /* !_WIN32 */
42 #include <pthread.h>
43 #define THREAD_T pthread_t
44 #define THREAD_FN void *
45 #define THREAD_RETURN() return (NULL)
46 #define THREAD_SELF() pthread_self()
47 #define THREAD_START(threadvar, fn, arg) do {          \
48 	if (!pthread_create(&(threadvar), NULL, fn, arg))  \
49 		thread_setup(threadvar);                       \
50 } while (0)
51 #define THREAD_JOIN(th) pthread_join(th, NULL)
52 #endif /* \!_WIN32 */
53 
54 void thread_setup(THREAD_T pthread);
55 
56 #endif
57