xref: /freebsd/contrib/llvm-project/libc/include/llvm-libc-macros/pthread-macros.h (revision bb722a7d0f1642bff6487f943ad0427799a6e5bf)
1*bb722a7dSDimitry Andric //===-- Definition of pthread macros --------------------------------------===//
2*bb722a7dSDimitry Andric //
3*bb722a7dSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*bb722a7dSDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*bb722a7dSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*bb722a7dSDimitry Andric //
7*bb722a7dSDimitry Andric //===----------------------------------------------------------------------===//
8*bb722a7dSDimitry Andric 
9*bb722a7dSDimitry Andric #ifndef LLVM_LIBC_MACROS_PTHREAD_MACRO_H
10*bb722a7dSDimitry Andric #define LLVM_LIBC_MACROS_PTHREAD_MACRO_H
11*bb722a7dSDimitry Andric 
12*bb722a7dSDimitry Andric #include "null-macro.h"
13*bb722a7dSDimitry Andric 
14*bb722a7dSDimitry Andric #define PTHREAD_CREATE_JOINABLE 0
15*bb722a7dSDimitry Andric #define PTHREAD_CREATE_DETACHED 1
16*bb722a7dSDimitry Andric 
17*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_NORMAL 0
18*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_ERRORCHECK 1
19*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_RECURSIVE 2
20*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_DEFAULT PTHREAD_MUTEX_NORMAL
21*bb722a7dSDimitry Andric 
22*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_STALLED 0
23*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_ROBUST 1
24*bb722a7dSDimitry Andric 
25*bb722a7dSDimitry Andric #define PTHREAD_ONCE_INIT {0}
26*bb722a7dSDimitry Andric 
27*bb722a7dSDimitry Andric #define PTHREAD_PROCESS_PRIVATE 0
28*bb722a7dSDimitry Andric #define PTHREAD_PROCESS_SHARED 1
29*bb722a7dSDimitry Andric 
30*bb722a7dSDimitry Andric #ifdef __linux__
31*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_INITIALIZER                                              \
32*bb722a7dSDimitry Andric   {                                                                            \
33*bb722a7dSDimitry Andric       /* .__timed = */ 0,      /* .__recursive = */ 0,                         \
34*bb722a7dSDimitry Andric       /* .__robust = */ 0,     /* .__owner = */ NULL,                          \
35*bb722a7dSDimitry Andric       /* .__lock_count = */ 0, /* .__futex_word = */ {0},                      \
36*bb722a7dSDimitry Andric   }
37*bb722a7dSDimitry Andric #else
38*bb722a7dSDimitry Andric #define PTHREAD_MUTEX_INITIALIZER                                              \
39*bb722a7dSDimitry Andric   {                                                                            \
40*bb722a7dSDimitry Andric       /* .__timed = */ 0,      /* .__recursive = */ 0,                         \
41*bb722a7dSDimitry Andric       /* .__robust = */ 0,     /* .__owner = */ NULL,                          \
42*bb722a7dSDimitry Andric       /* .__lock_count = */ 0,                                                 \
43*bb722a7dSDimitry Andric   }
44*bb722a7dSDimitry Andric #endif
45*bb722a7dSDimitry Andric 
46*bb722a7dSDimitry Andric #define PTHREAD_RWLOCK_INITIALIZER                                             \
47*bb722a7dSDimitry Andric   {                                                                            \
48*bb722a7dSDimitry Andric       /* .__is_pshared = */ 0,                                                 \
49*bb722a7dSDimitry Andric       /* .__preference = */ 0,                                                 \
50*bb722a7dSDimitry Andric       /* .__state = */ 0,                                                      \
51*bb722a7dSDimitry Andric       /* .__write_tid = */ 0,                                                  \
52*bb722a7dSDimitry Andric       /* .__wait_queue_mutex = */ {0},                                         \
53*bb722a7dSDimitry Andric       /* .__pending_readers = */ {0},                                          \
54*bb722a7dSDimitry Andric       /* .__pending_writers = */ {0},                                          \
55*bb722a7dSDimitry Andric       /* .__reader_serialization = */ {0},                                     \
56*bb722a7dSDimitry Andric       /* .__writer_serialization = */ {0},                                     \
57*bb722a7dSDimitry Andric   }
58*bb722a7dSDimitry Andric 
59*bb722a7dSDimitry Andric // glibc extensions
60*bb722a7dSDimitry Andric #define PTHREAD_STACK_MIN (1 << 14) // 16KB
61*bb722a7dSDimitry Andric #define PTHREAD_RWLOCK_PREFER_READER_NP 0
62*bb722a7dSDimitry Andric #define PTHREAD_RWLOCK_PREFER_WRITER_NP 1
63*bb722a7dSDimitry Andric #define PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP 2
64*bb722a7dSDimitry Andric 
65*bb722a7dSDimitry Andric #endif // LLVM_LIBC_MACROS_PTHREAD_MACRO_H
66