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Update.

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* sysdeps/unix/sysv/linux/alpha/syscalls.list (msgrcv, msgsnd):
	Make cancelable.
	* sysdeps/unix/sysv/linux/hppa/syscalls.list (msgrcv, msgsnd):
	Likewise.
	* sysdeps/unix/sysv/linux/ia64/syscalls.list (msgrcv, msgsnd):
	Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list (msgrcv, msgsnd):
	Likewise.
	* sysdeps/unix/sysv/linux/x86_64/syscalls.list (msgrcv, msgsnd):
	Likewise.
	* sysdeps/unix/sysv/linux/ia64/sigsuspend.c (__sigsuspend): Likewise.
This commit is contained in:
Ulrich Drepper
2002-12-18 01:38:17 +00:00
parent f077a4a9f0
commit 82f81a9086
36 changed files with 1381 additions and 541 deletions
Download Patch File Download Diff File Expand all files Collapse all files

126
linuxthreads/internals.h
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@@ -245,6 +245,9 @@ static inline int nonexisting_handle(pthread_handle h, pthread_t id)
#define SPIN_SLEEP_DURATION 2000001
#endif
/* Defined and used in libc.so. */
extern int __libc_multiple_threads attribute_hidden;
/* Debugging */
#ifdef DEBUG
@@ -294,6 +297,24 @@ extern int __pthread_attr_setstack (pthread_attr_t *__attr, void *__stackaddr,
size_t __stacksize);
extern int __pthread_attr_getstack (const pthread_attr_t *__attr, void **__stackaddr,
size_t *__stacksize);
extern int __pthread_attr_destroy (pthread_attr_t *attr);
extern int __pthread_attr_setdetachstate (pthread_attr_t *attr,
int detachstate);
extern int __pthread_attr_getdetachstate (const pthread_attr_t *attr,
int *detachstate);
extern int __pthread_attr_setschedparam (pthread_attr_t *attr,
const struct sched_param *param);
extern int __pthread_attr_getschedparam (const pthread_attr_t *attr,
struct sched_param *param);
extern int __pthread_attr_setschedpolicy (pthread_attr_t *attr, int policy);
extern int __pthread_attr_getschedpolicy (const pthread_attr_t *attr,
int *policy);
extern int __pthread_attr_setinheritsched (pthread_attr_t *attr, int inherit);
extern int __pthread_attr_getinheritsched (const pthread_attr_t *attr,
int *inherit);
extern int __pthread_attr_setscope (pthread_attr_t *attr, int scope);
extern int __pthread_attr_getscope (const pthread_attr_t *attr, int *scope);
extern int __pthread_getconcurrency (void);
extern int __pthread_setconcurrency (int __level);
extern int __pthread_mutex_timedlock (pthread_mutex_t *__mutex,
@@ -305,6 +326,37 @@ extern int __pthread_mutexattr_setpshared (pthread_mutexattr_t *__attr,
extern int __pthread_mutexattr_gettype (const pthread_mutexattr_t *__attr,
int *__kind);
extern void __pthread_kill_other_threads_np (void);
extern int __pthread_mutex_init (pthread_mutex_t *__mutex,
__const pthread_mutexattr_t *__mutex_attr);
extern int __pthread_mutex_destroy (pthread_mutex_t *__mutex);
extern int __pthread_mutex_lock (pthread_mutex_t *__mutex);
extern int __pthread_mutex_trylock (pthread_mutex_t *__mutex);
extern int __pthread_mutex_unlock (pthread_mutex_t *__mutex);
#if defined NOT_IN_libc && defined IS_IN_libpthread
hidden_proto (__pthread_mutex_init)
hidden_proto (__pthread_mutex_destroy)
hidden_proto (__pthread_mutex_lock)
hidden_proto (__pthread_mutex_trylock)
hidden_proto (__pthread_mutex_unlock)
#endif
extern int __pthread_cond_init (pthread_cond_t *cond,
const pthread_condattr_t *cond_attr);
extern int __pthread_cond_destroy (pthread_cond_t *cond);
extern int __pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex);
extern int __pthread_cond_signal (pthread_cond_t *cond);
extern int __pthread_cond_broadcast (pthread_cond_t *cond);
extern int __pthread_condattr_init (pthread_condattr_t *attr);
extern int __pthread_condattr_destroy (pthread_condattr_t *attr);
extern pthread_t __pthread_self (void);
extern pthread_descr __pthread_thread_self (void);
extern int __pthread_equal (pthread_t thread1, pthread_t thread2);
extern void __pthread_exit (void *retval);
extern int __pthread_getschedparam (pthread_t thread, int *policy,
struct sched_param *param);
extern int __pthread_setschedparam (pthread_t thread, int policy,
const struct sched_param *param);
extern int __pthread_setcancelstate (int state, int * oldstate);
extern int __pthread_setcanceltype (int type, int * oldtype);
extern void __pthread_restart_old(pthread_descr th);
extern void __pthread_suspend_old(pthread_descr self);
@@ -339,7 +391,6 @@ extern int __pthread_spin_destroy (pthread_spinlock_t *__lock);
extern int __pthread_clock_gettime (hp_timing_t freq, struct timespec *tp);
extern void __pthread_clock_settime (hp_timing_t offset);
/* Global pointers to old or new suspend functions */
extern void (*__pthread_restart)(pthread_descr);
@@ -386,4 +437,77 @@ extern void __pthread_sighandler_rt(int signo, struct siginfo *si,
struct ucontext *uc);
extern void __pthread_null_sighandler(int sig);
/* Cancellation. */
extern int __pthread_enable_asynccancel (void) attribute_hidden;
extern void __pthread_disable_asynccancel (int oldtype)
internal_function attribute_hidden;
/* The two functions are in libc.so and not exported. */
extern int __libc_enable_asynccancel (void) attribute_hidden;
extern void __libc_disable_asynccancel (int oldtype)
internal_function attribute_hidden;
#if !defined NOT_IN_libc
# define LIBC_CANCEL_ASYNC() \
__libc_enable_asynccancel ()
# define LIBC_CANCEL_RESET(oldtype) \
__libc_disable_asynccancel (oldtype)
#elif defined NOT_IN_libc && defined IS_IN_libpthread
# define LIBC_CANCEL_ASYNC() \
__pthread_enable_asynccancel ()
# define LIBC_CANCEL_RESET(oldtype) \
__pthread_disable_asynccancel (oldtype)
#else
# define LIBC_CANCEL_ASYNC() 0 /* Just a dummy value. */
# define LIBC_CANCEL_RESET(val) ((void)(val)) /* Nothing, but evaluate it. */
#endif
/* Data type shared with libc. The libc uses it to pass on calls to
the thread functions. */
struct pthread_functions
{
int (*ptr_pthread_attr_destroy) (pthread_attr_t *);
int (*ptr_pthread_attr_init_2_0) (pthread_attr_t *);
int (*ptr_pthread_attr_init_2_1) (pthread_attr_t *);
int (*ptr_pthread_attr_getdetachstate) (const pthread_attr_t *, int *);
int (*ptr_pthread_attr_setdetachstate) (pthread_attr_t *, int);
int (*ptr_pthread_attr_getinheritsched) (const pthread_attr_t *, int *);
int (*ptr_pthread_attr_setinheritsched) (pthread_attr_t *, int);
int (*ptr_pthread_attr_getschedparam) (const pthread_attr_t *,
struct sched_param *);
int (*ptr_pthread_attr_setschedparam) (pthread_attr_t *,
const struct sched_param *);
int (*ptr_pthread_attr_getschedpolicy) (const pthread_attr_t *, int *);
int (*ptr_pthread_attr_setschedpolicy) (pthread_attr_t *, int);
int (*ptr_pthread_attr_getscope) (const pthread_attr_t *, int *);
int (*ptr_pthread_attr_setscope) (pthread_attr_t *, int);
int (*ptr_pthread_condattr_destroy) (pthread_condattr_t *);
int (*ptr_pthread_condattr_init) (pthread_condattr_t *);
int (*ptr_pthread_cond_broadcast) (pthread_cond_t *);
int (*ptr_pthread_cond_destroy) (pthread_cond_t *);
int (*ptr_pthread_cond_init) (pthread_cond_t *, const pthread_condattr_t *);
int (*ptr_pthread_cond_signal) (pthread_cond_t *);
int (*ptr_pthread_cond_wait) (pthread_cond_t *, pthread_mutex_t *);
int (*ptr_pthread_equal) (pthread_t, pthread_t);
void (*ptr_pthread_exit) (void *);
int (*ptr_pthread_getschedparam) (pthread_t, int *, struct sched_param *);
int (*ptr_pthread_setschedparam) (pthread_t, int,
const struct sched_param *);
int (*ptr_pthread_mutex_destroy) (pthread_mutex_t *);
int (*ptr_pthread_mutex_init) (pthread_mutex_t *,
const pthread_mutexattr_t *);
int (*ptr_pthread_mutex_lock) (pthread_mutex_t *);
int (*ptr_pthread_mutex_trylock) (pthread_mutex_t *);
int (*ptr_pthread_mutex_unlock) (pthread_mutex_t *);
pthread_t (*ptr_pthread_self) (void);
int (*ptr_pthread_setcancelstate) (int, int *);
int (*ptr_pthread_setcanceltype) (int, int *);
void (*ptr_pthread_do_exit) (void *retval, char *currentframe);
pthread_descr (*ptr_pthread_thread_self) (void);
};
/* Variable in libc.so. */
extern struct pthread_functions __libc_pthread_functions attribute_hidden;
extern int * __libc_pthread_init (const struct pthread_functions *functions);
#endif /* internals.h */