From 3986062c3f532601f049ef8ad95544fee162056b Mon Sep 17 00:00:00 2001 From: guenther <> Date: Sun, 15 Oct 2017 23:40:33 +0000 Subject: [PATCH] Move the thread-related .h files to /usr/src/include/, since the implementation is now spread between libc and librthread. No changes to the content ok mpi@ --- src/include/Makefile | 36 +++-- src/include/pthread.h | 315 +++++++++++++++++++++++++++++++++++++++ src/include/pthread_np.h | 53 +++++++ src/include/sched.h | 75 ++++++++++ src/include/semaphore.h | 62 ++++++++ 5 files changed, 528 insertions(+), 13 deletions(-) create mode 100644 src/include/pthread.h create mode 100644 src/include/pthread_np.h create mode 100644 src/include/sched.h create mode 100644 src/include/semaphore.h diff --git a/src/include/Makefile b/src/include/Makefile index 24ada333..cddfefdc 100644 --- a/src/include/Makefile +++ b/src/include/Makefile @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile,v 1.220 2017/10/06 19:58:37 naddy Exp $ +# $OpenBSD: Makefile,v 1.221 2017/10/15 23:40:33 guenther Exp $ # $NetBSD: Makefile,v 1.59 1996/05/15 21:36:43 jtc Exp $ # @(#)Makefile 5.45.1.1 (Berkeley) 5/6/91 @@ -9,17 +9,27 @@ .include -FILES= a.out.h ar.h asr.h assert.h bitstring.h blf.h bsd_auth.h \ - complex.h cpio.h ctype.h curses.h db.h dirent.h disktab.h \ - dlfcn.h elf_abi.h err.h errno.h fenv.h float.h fnmatch.h fstab.h fts.h \ - ftw.h getopt.h glob.h grp.h icdb.h ieeefp.h ifaddrs.h inttypes.h \ - iso646.h kvm.h langinfo.h libgen.h limits.h link.h link_elf.h \ - locale.h login_cap.h math.h md5.h memory.h ndbm.h netdb.h netgroup.h \ - nlist.h nl_types.h paths.h poll.h pwd.h ranlib.h readpassphrase.h \ - regex.h resolv.h rmd160.h search.h setjmp.h sha1.h sha2.h signal.h \ - siphash.h sndio.h spawn.h stdbool.h stddef.h stdio.h stdlib.h \ - string.h strings.h sysexits.h tar.h tgmath.h tib.h time.h \ - ttyent.h unistd.h utime.h utmp.h uuid.h vis.h wchar.h wctype.h +FILES= a.out.h ar.h asr.h assert.h \ + bitstring.h blf.h bsd_auth.h \ + complex.h cpio.h ctype.h curses.h \ + db.h dirent.h disktab.h dlfcn.h \ + elf_abi.h err.h errno.h \ + fenv.h float.h fnmatch.h fstab.h fts.h ftw.h \ + getopt.h glob.h grp.h \ + icdb.h ieeefp.h ifaddrs.h inttypes.h iso646.h \ + kvm.h \ + langinfo.h libgen.h limits.h link.h link_elf.h locale.h login_cap.h \ + math.h md5.h memory.h \ + ndbm.h netdb.h netgroup.h nlist.h nl_types.h \ + paths.h poll.h pthread.h pthread_np.h pwd.h \ + ranlib.h readpassphrase.h regex.h resolv.h rmd160.h \ + sched.h search.h setjmp.h semaphore.h sha1.h sha2.h \ + signal.h siphash.h sndio.h spawn.h stdbool.h stddef.h \ + stdio.h stdlib.h string.h strings.h sysexits.h \ + tar.h tgmath.h tib.h time.h ttyent.h \ + unistd.h utime.h utmp.h uuid.h \ + vis.h \ + wchar.h wctype.h MFILES= frame.h LFILES= endian.h fcntl.h syslog.h termios.h stdarg.h stdint.h varargs.h @@ -36,7 +46,7 @@ RDIRS= ../lib/libcurses ../lib/libedit \ ../lib/libevent ../lib/libexpat ../lib/libform \ ../lib/libfuse ../lib/libkeynote ../lib/libmenu \ ../lib/libossaudio ../lib/libpanel ../lib/libpcap \ - ../lib/libradius ../lib/librthread \ + ../lib/libradius \ ../lib/libskey ../lib/libssl ../lib/libtls \ ../lib/libusbhid ../lib/libutil ../lib/libz \ ../usr.bin/lex ../gnu/lib/libreadline \ diff --git a/src/include/pthread.h b/src/include/pthread.h new file mode 100644 index 00000000..f2a4dff1 --- /dev/null +++ b/src/include/pthread.h @@ -0,0 +1,315 @@ +/* $OpenBSD: pthread.h,v 1.1 2017/10/15 23:40:33 guenther Exp $ */ + +/* + * Copyright (c) 1993, 1994 by Chris Provenzano, proven@mit.edu + * Copyright (c) 1995-1998 by John Birrell + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Chris Provenzano. + * 4. The name of Chris Provenzano may not be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY CHRIS PROVENZANO ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL CHRIS PROVENZANO BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD: pthread.h,v 1.13 1999/07/31 08:36:07 rse Exp $ + */ +#ifndef _PTHREAD_H_ +#define _PTHREAD_H_ + +/* + * Header files. + */ +#include +#include +#include +#include +#include + +/* + * Run-time invariant values: + */ +#define PTHREAD_DESTRUCTOR_ITERATIONS 4 +#define PTHREAD_KEYS_MAX 256 +#define PTHREAD_STACK_MIN 2048 +#define PTHREAD_THREADS_MAX ULONG_MAX + +/* + * Flags for threads and thread attributes. + */ +#define PTHREAD_DETACHED 0x1 +#define PTHREAD_SCOPE_SYSTEM 0x2 +#define PTHREAD_INHERIT_SCHED 0x4 +#define PTHREAD_NOFLOAT 0x8 + +#define PTHREAD_CREATE_DETACHED PTHREAD_DETACHED +#define PTHREAD_CREATE_JOINABLE 0 +#define PTHREAD_SCOPE_PROCESS 0 +#define PTHREAD_EXPLICIT_SCHED 0 + +/* + * Flags for read/write lock attributes + */ +#define PTHREAD_PROCESS_PRIVATE 0 +#define PTHREAD_PROCESS_SHARED 1 + +/* + * Flags for cancelling threads + */ +#define PTHREAD_CANCEL_ENABLE 0 +#define PTHREAD_CANCEL_DISABLE 1 +#define PTHREAD_CANCEL_DEFERRED 0 +#define PTHREAD_CANCEL_ASYNCHRONOUS 2 +#define PTHREAD_CANCELED ((void *) 1) + +/* + * Barrier flags + */ +#define PTHREAD_BARRIER_SERIAL_THREAD -1 + +/* + * Forward structure definitions. + * + * These are mostly opaque to the user. + */ +struct pthread; +struct pthread_attr; +struct pthread_cond; +struct pthread_cond_attr; +struct pthread_mutex; +struct pthread_mutex_attr; +struct pthread_once; +struct pthread_rwlock; +struct pthread_rwlockattr; + +/* + * Primitive system data type definitions required by P1003.1c. + * + * Note that P1003.1c specifies that there are no defined comparison + * or assignment operators for the types pthread_attr_t, pthread_cond_t, + * pthread_condattr_t, pthread_mutex_t, pthread_mutexattr_t. + */ +typedef struct pthread *pthread_t; +typedef struct pthread_attr *pthread_attr_t; +typedef volatile struct pthread_mutex *pthread_mutex_t; +typedef struct pthread_mutex_attr *pthread_mutexattr_t; +typedef struct pthread_cond *pthread_cond_t; +typedef struct pthread_cond_attr *pthread_condattr_t; +typedef int pthread_key_t; +typedef struct pthread_once pthread_once_t; +typedef struct pthread_rwlock *pthread_rwlock_t; +typedef struct pthread_rwlockattr *pthread_rwlockattr_t; +typedef struct pthread_barrier *pthread_barrier_t; +typedef struct pthread_barrierattr *pthread_barrierattr_t; +typedef struct pthread_spinlock *pthread_spinlock_t; + +/* + * Additional type definitions: + * + * Note that P1003.1c reserves the prefixes pthread_ and PTHREAD_ for + * use in header symbols. + */ +typedef void *pthread_addr_t; +typedef void *(*pthread_startroutine_t)(void *); + +/* + * Once definitions. + */ +struct pthread_once { + int state; + pthread_mutex_t mutex; +}; + +/* + * Flags for once initialization. + */ +#define PTHREAD_NEEDS_INIT 0 +#define PTHREAD_DONE_INIT 1 + +/* + * Static once initialization values. + */ +#define PTHREAD_ONCE_INIT { PTHREAD_NEEDS_INIT, PTHREAD_MUTEX_INITIALIZER } + +/* + * Static initialization values. + */ +#define PTHREAD_MUTEX_INITIALIZER NULL +#define PTHREAD_COND_INITIALIZER NULL +#define PTHREAD_RWLOCK_INITIALIZER NULL + +#define PTHREAD_PRIO_NONE 0 +#define PTHREAD_PRIO_INHERIT 1 +#define PTHREAD_PRIO_PROTECT 2 + +/* + * Mutex types. + */ +enum pthread_mutextype { + PTHREAD_MUTEX_ERRORCHECK = 1, /* Error checking mutex */ + PTHREAD_MUTEX_RECURSIVE = 2, /* Recursive mutex */ + PTHREAD_MUTEX_NORMAL = 3, /* No error checking */ + PTHREAD_MUTEX_STRICT_NP = 4, /* Strict error checking */ + PTHREAD_MUTEX_TYPE_MAX +}; + +#define PTHREAD_MUTEX_ERRORCHECK PTHREAD_MUTEX_ERRORCHECK +#define PTHREAD_MUTEX_RECURSIVE PTHREAD_MUTEX_RECURSIVE +#define PTHREAD_MUTEX_NORMAL PTHREAD_MUTEX_NORMAL +#define PTHREAD_MUTEX_STRICT_NP PTHREAD_MUTEX_STRICT_NP +#define PTHREAD_MUTEX_DEFAULT PTHREAD_MUTEX_STRICT_NP + +/* + * Thread function prototype definitions: + */ +__BEGIN_DECLS +int pthread_atfork(void (*)(void), void (*)(void), void (*)(void)); +int pthread_attr_destroy(pthread_attr_t *); +int pthread_attr_getstack(const pthread_attr_t *, + void **, size_t *); +int pthread_attr_getstacksize(const pthread_attr_t *, size_t *); +int pthread_attr_getstackaddr(const pthread_attr_t *, void **); +int pthread_attr_getguardsize(const pthread_attr_t *, size_t *); +int pthread_attr_getdetachstate(const pthread_attr_t *, int *); +int pthread_attr_init(pthread_attr_t *); +int pthread_attr_setstacksize(pthread_attr_t *, size_t); +int pthread_attr_setstack(pthread_attr_t *, void *, size_t); +int pthread_attr_setstackaddr(pthread_attr_t *, void *); +int pthread_attr_setguardsize(pthread_attr_t *, size_t); +int pthread_attr_setdetachstate(pthread_attr_t *, int); +void pthread_cleanup_pop(int); +void pthread_cleanup_push(void (*) (void *), void *routine_arg); +int pthread_condattr_destroy(pthread_condattr_t *); +int pthread_condattr_init(pthread_condattr_t *); + +int pthread_cond_broadcast(pthread_cond_t *); +int pthread_cond_destroy(pthread_cond_t *); +int pthread_cond_init(pthread_cond_t *, + const pthread_condattr_t *); +int pthread_cond_signal(pthread_cond_t *); +int pthread_cond_timedwait(pthread_cond_t *, + pthread_mutex_t *, const struct timespec *); +int pthread_cond_wait(pthread_cond_t *, pthread_mutex_t *); +int pthread_create(pthread_t *, const pthread_attr_t *, + void *(*) (void *), void *); +int pthread_detach(pthread_t); +int pthread_equal(pthread_t, pthread_t); +__dead void pthread_exit(void *); +void *pthread_getspecific(pthread_key_t); +int pthread_join(pthread_t, void **); +int pthread_key_create(pthread_key_t *, + void (*) (void *)); +int pthread_key_delete(pthread_key_t); +int pthread_kill(pthread_t, int); +int pthread_mutexattr_init(pthread_mutexattr_t *); +int pthread_mutexattr_destroy(pthread_mutexattr_t *); +int pthread_mutexattr_gettype(pthread_mutexattr_t *, int *); +int pthread_mutexattr_settype(pthread_mutexattr_t *, int); +int pthread_mutex_destroy(pthread_mutex_t *); +int pthread_mutex_init(pthread_mutex_t *, + const pthread_mutexattr_t *); +int pthread_mutex_lock(pthread_mutex_t *); +int pthread_mutex_timedlock(pthread_mutex_t *, + const struct timespec *); +int pthread_mutex_trylock(pthread_mutex_t *); +int pthread_mutex_unlock(pthread_mutex_t *); +int pthread_once(pthread_once_t *, void (*) (void)); +int pthread_rwlock_destroy(pthread_rwlock_t *); +int pthread_rwlock_init(pthread_rwlock_t *, + const pthread_rwlockattr_t *); +int pthread_rwlock_rdlock(pthread_rwlock_t *); +int pthread_rwlock_timedrdlock(pthread_rwlock_t *, + const struct timespec *); +int pthread_rwlock_timedwrlock(pthread_rwlock_t *, + const struct timespec *); +int pthread_rwlock_tryrdlock(pthread_rwlock_t *); +int pthread_rwlock_trywrlock(pthread_rwlock_t *); +int pthread_rwlock_unlock(pthread_rwlock_t *); +int pthread_rwlock_wrlock(pthread_rwlock_t *); +int pthread_rwlockattr_init(pthread_rwlockattr_t *); +int pthread_rwlockattr_getpshared(const pthread_rwlockattr_t *, + int *); +int pthread_rwlockattr_setpshared(pthread_rwlockattr_t *, int); +int pthread_rwlockattr_destroy(pthread_rwlockattr_t *); +pthread_t pthread_self(void); +int pthread_setspecific(pthread_key_t, const void *); + +int pthread_cancel(pthread_t); +int pthread_setcancelstate(int, int *); +int pthread_setcanceltype(int, int *); +void pthread_testcancel(void); + +int pthread_getprio(pthread_t); +int pthread_setprio(pthread_t, int); +void pthread_yield(void); + +int pthread_mutexattr_getprioceiling(pthread_mutexattr_t *, + int *); +int pthread_mutexattr_setprioceiling(pthread_mutexattr_t *, + int); +int pthread_mutex_getprioceiling(pthread_mutex_t *, int *); +int pthread_mutex_setprioceiling(pthread_mutex_t *, int, int *); + +int pthread_mutexattr_getprotocol(pthread_mutexattr_t *, int *); +int pthread_mutexattr_setprotocol(pthread_mutexattr_t *, int); + +int pthread_condattr_getclock(const pthread_condattr_t *, + clockid_t *); +int pthread_condattr_setclock(pthread_condattr_t *, clockid_t); + +int pthread_attr_getinheritsched(const pthread_attr_t *, int *); +int pthread_attr_getschedparam(const pthread_attr_t *, + struct sched_param *); +int pthread_attr_getschedpolicy(const pthread_attr_t *, int *); +int pthread_attr_getscope(const pthread_attr_t *, int *); +int pthread_attr_setinheritsched(pthread_attr_t *, int); +int pthread_attr_setschedparam(pthread_attr_t *, + const struct sched_param *); +int pthread_attr_setschedpolicy(pthread_attr_t *, int); +int pthread_attr_setscope(pthread_attr_t *, int); +int pthread_getschedparam(pthread_t pthread, int *, + struct sched_param *); +int pthread_setschedparam(pthread_t, int, + const struct sched_param *); +int pthread_getconcurrency(void); +int pthread_setconcurrency(int); +int pthread_barrier_init(pthread_barrier_t *, + pthread_barrierattr_t *, unsigned int); +int pthread_barrier_destroy(pthread_barrier_t *); +int pthread_barrier_wait(pthread_barrier_t *); +int pthread_barrierattr_init(pthread_barrierattr_t *); +int pthread_barrierattr_destroy(pthread_barrierattr_t *); +int pthread_barrierattr_getpshared(pthread_barrierattr_t *, int *); +int pthread_barrierattr_setpshared(pthread_barrierattr_t *, int); +int pthread_spin_init(pthread_spinlock_t *, int); +int pthread_spin_destroy(pthread_spinlock_t *); +int pthread_spin_trylock(pthread_spinlock_t *); +int pthread_spin_lock(pthread_spinlock_t *); +int pthread_spin_unlock(pthread_spinlock_t *); + +#if __POSIX_VISIBLE >= 200112 +int pthread_getcpuclockid(pthread_t, clockid_t *); +#endif +__END_DECLS + +#endif /* _PTHREAD_H_ */ diff --git a/src/include/pthread_np.h b/src/include/pthread_np.h new file mode 100644 index 00000000..d606735e --- /dev/null +++ b/src/include/pthread_np.h @@ -0,0 +1,53 @@ +/* $OpenBSD: pthread_np.h,v 1.1 2017/10/15 23:40:33 guenther Exp $ */ +/* + * Copyright (c) 1996-98 John Birrell . + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by John Birrell. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ +#ifndef _PTHREAD_NP_H_ +#define _PTHREAD_NP_H_ + +/* + * Non-POSIX type definitions: + */ +typedef void (*pthread_switch_routine_t)(pthread_t, pthread_t); + +/* + * Non-POSIX thread function prototype definitions: + */ +__BEGIN_DECLS +int pthread_mutexattr_getkind_np(pthread_mutexattr_t); +int pthread_mutexattr_setkind_np(pthread_mutexattr_t *, int); +void pthread_set_name_np(pthread_t, const char *); +int pthread_stackseg_np(pthread_t, stack_t *); +int pthread_main_np(void); +__END_DECLS + +#endif diff --git a/src/include/sched.h b/src/include/sched.h new file mode 100644 index 00000000..8e468b48 --- /dev/null +++ b/src/include/sched.h @@ -0,0 +1,75 @@ +/* $OpenBSD: sched.h,v 1.1 2017/10/15 23:40:33 guenther Exp $ */ + +/* sched.h: POSIX 1003.1b Process Scheduling header */ + +/*- + * Copyright (c) 1996, 1997 + * HD Associates, Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by HD Associates, Inc + * and Jukka Antero Ukkonen. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY HD ASSOCIATES AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL HD ASSOCIATES OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#ifndef _SCHED_H_ +#define _SCHED_H_ + +#include /* For pid_t */ +#include /* Per P1003.4 */ + +/* Scheduling policies + */ +#define SCHED_FIFO 1 +#define SCHED_OTHER 2 +#define SCHED_RR 3 + +struct sched_param +{ + int sched_priority; +}; + +__BEGIN_DECLS +#if 0 /* not yet */ +int sched_setparam(pid_t, const struct sched_param *); +int sched_getparam(pid_t, struct sched_param *); + +int sched_setscheduler(pid_t, int, const struct sched_param *); +int sched_getscheduler(pid_t); +#endif + +int sched_yield(void); +int sched_get_priority_max(int); +int sched_get_priority_min(int); + +#if 0 /* not yet */ +struct timespec; +int sched_rr_get_interval(pid_t, struct timespec *); +#endif +__END_DECLS + +#endif /* _SCHED_H_ */ diff --git a/src/include/semaphore.h b/src/include/semaphore.h new file mode 100644 index 00000000..21dc1a25 --- /dev/null +++ b/src/include/semaphore.h @@ -0,0 +1,62 @@ +/* $OpenBSD: semaphore.h,v 1.1 2017/10/15 23:40:33 guenther Exp $ */ + +/* semaphore.h: POSIX 1003.1b semaphores */ + +/*- + * Copyright (c) 1996, 1997 + * HD Associates, Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by HD Associates, Inc + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY HD ASSOCIATES AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL HD ASSOCIATES OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _SEMAPHORE_H_ +#define _SEMAPHORE_H_ + +#include + +/* Opaque type definition. */ +struct __sem; +typedef struct __sem *sem_t; +struct timespec; + +#define SEM_FAILED ((sem_t *)0) + +__BEGIN_DECLS +int sem_init(sem_t *, int, unsigned int); +int sem_destroy(sem_t *); +sem_t *sem_open(const char *, int, ...); +int sem_close(sem_t *); +int sem_unlink(const char *); +int sem_wait(sem_t *); +int sem_timedwait(sem_t * __restrict, const struct timespec * __restrict); +int sem_trywait(sem_t *); +int sem_post(sem_t *); +int sem_getvalue(sem_t * __restrict, int * __restrict); +__END_DECLS + +#endif /* _SEMAPHORE_H_ */