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-rw-r--r--implement.h312
1 files changed, 170 insertions, 142 deletions
diff --git a/implement.h b/implement.h
index ae8f32e..b15f26e 100644
--- a/implement.h
+++ b/implement.h
@@ -38,17 +38,17 @@
#ifndef _IMPLEMENT_H
#define _IMPLEMENT_H
+#include <windows.h>
/*
* note: ETIMEDOUT is correctly defined in winsock.h
*/
-#include <windows.h>
#include <winsock.h>
/*
* In case ETIMEDOUT hasn't been defined above somehow.
*/
#ifndef ETIMEDOUT
-# define ETIMEDOUT 10060 /* This is the value in winsock.h. */
+# define ETIMEDOUT 10060 /* This is the value in winsock.h. */
#endif
#if !defined(malloc)
@@ -77,63 +77,66 @@
#define PTW32_INTERLOCKED_LPLONG PVOID*
#endif
-typedef enum {
+typedef enum
+{
/*
* This enumeration represents the state of the thread;
* The thread is still "alive" if the numeric value of the
* state is greater or equal "PThreadStateRunning".
*/
- PThreadStateInitial = 0, /* Thread not running */
- PThreadStateRunning, /* Thread alive & kicking */
- PThreadStateSuspended, /* Thread alive but suspended */
- PThreadStateCanceling, /* Thread alive but is */
- /* in the process of terminating */
- /* due to a cancellation request */
- PThreadStateException, /* Thread alive but exiting */
- /* due to an exception */
+ PThreadStateInitial = 0, /* Thread not running */
+ PThreadStateRunning, /* Thread alive & kicking */
+ PThreadStateSuspended, /* Thread alive but suspended */
+ PThreadStateCanceling, /* Thread alive but is */
+ /* in the process of terminating */
+ /* due to a cancellation request */
+ PThreadStateException, /* Thread alive but exiting */
+ /* due to an exception */
PThreadStateLast
}
PThreadState;
-typedef enum {
+typedef enum
+{
/*
* This enumeration represents the reason why a thread has
* terminated/is terminating.
*/
- PThreadDemisePeaceful = 0, /* Death due natural causes */
- PThreadDemiseCancelled, /* Death due to user cancel */
- PThreadDemiseException, /* Death due to unhandled */
- /* exception */
- PThreadDemiseNotDead /* I'm not dead! */
+ PThreadDemisePeaceful = 0, /* Death due natural causes */
+ PThreadDemiseCancelled, /* Death due to user cancel */
+ PThreadDemiseException, /* Death due to unhandled */
+ /* exception */
+ PThreadDemiseNotDead /* I'm not dead! */
}
PThreadDemise;
-struct pthread_t_ {
+struct pthread_t_
+{
#ifdef _UWIN
DWORD dummy[5];
#endif
DWORD thread;
- HANDLE threadH; /* POSIX thread is invalid if threadH == 0 */
- pthread_t prevReuse; /* Links threads on reuse stack */
+ HANDLE threadH; /* POSIX thread is invalid if threadH == 0 */
+ pthread_t prevReuse; /* Links threads on reuse stack */
PThreadState state;
PThreadDemise demise;
void *exitStatus;
void *parms;
int ptErrno;
int detachState;
- pthread_mutex_t threadLock; /* Used for serialised access to public thread state */
- int sched_priority; /* As set, not as currently is */
- pthread_mutex_t cancelLock; /* Used for async-cancel safety */
+ pthread_mutex_t threadLock; /* Used for serialised access to public thread state */
+ int sched_priority; /* As set, not as currently is */
+ pthread_mutex_t cancelLock; /* Used for async-cancel safety */
int cancelState;
int cancelType;
HANDLE cancelEvent;
#ifdef __CLEANUP_C
jmp_buf start_mark;
-#endif /* __CLEANUP_C */
+#endif /* __CLEANUP_C */
#if HAVE_SIGSET_T
sigset_t sigmask;
-#endif /* HAVE_SIGSET_T */
+#endif /* HAVE_SIGSET_T */
int implicit:1;
void *keys;
};
@@ -144,7 +147,8 @@ struct pthread_t_ {
*/
#define PTW32_ATTR_VALID ((unsigned long) 0xC4C0FFEE)
-struct pthread_attr_t_ {
+struct pthread_attr_t_
+{
unsigned long valid;
void *stackaddr;
size_t stacksize;
@@ -154,7 +158,7 @@ struct pthread_attr_t_ {
int contentionscope;
#if HAVE_SIGSET_T
sigset_t sigmask;
-#endif /* HAVE_SIGSET_T */
+#endif /* HAVE_SIGSET_T */
};
@@ -166,36 +170,39 @@ struct pthread_attr_t_ {
* ====================
*/
-struct sem_t_ {
+struct sem_t_
+{
#ifdef NEED_SEM
- unsigned int value;
+ unsigned int value;
CRITICAL_SECTION sem_lock_cs;
- HANDLE event;
-#else /* NEED_SEM */
+ HANDLE event;
+#else /* NEED_SEM */
HANDLE sem;
-#endif /* NEED_SEM */
+#endif /* NEED_SEM */
};
#define PTW32_OBJECT_AUTO_INIT ((void *) -1)
#define PTW32_OBJECT_INVALID NULL
-struct pthread_mutex_t_ {
- LONG lock_idx; /* Provides exclusive access to mutex state
- via the Interlocked* mechanism, as well
- as a count of the number of threads
- waiting on the mutex. */
- int recursive_count; /* Number of unlocks a thread needs to perform
- before the lock is released (recursive
- mutexes only). */
- int kind; /* Mutex type. */
+struct pthread_mutex_t_
+{
+ LONG lock_idx; /* Provides exclusive access to mutex state
+ via the Interlocked* mechanism, as well
+ as a count of the number of threads
+ waiting on the mutex. */
+ int recursive_count; /* Number of unlocks a thread needs to perform
+ before the lock is released (recursive
+ mutexes only). */
+ int kind; /* Mutex type. */
pthread_t ownerThread;
- sem_t wait_sema; /* Mutex release notification to waiting
- threads. */
- CRITICAL_SECTION wait_cs; /* Serialise lock_idx decrement after mutex
- timeout. */
+ sem_t wait_sema; /* Mutex release notification to waiting
+ threads. */
+ CRITICAL_SECTION wait_cs; /* Serialise lock_idx decrement after mutex
+ timeout. */
};
-struct pthread_mutexattr_t_ {
+struct pthread_mutexattr_t_
+{
int pshared;
int kind;
};
@@ -221,15 +228,18 @@ struct pthread_mutexattr_t_ {
#define PTW32_SPIN_LOCKED (2)
#define PTW32_SPIN_USE_MUTEX (3)
-struct pthread_spinlock_t_ {
- long interlock; /* Locking element for multi-cpus. */
- union {
- int cpus; /* No. of cpus if multi cpus, or */
- pthread_mutex_t mutex; /* mutex if single cpu. */
+struct pthread_spinlock_t_
+{
+ long interlock; /* Locking element for multi-cpus. */
+ union
+ {
+ int cpus; /* No. of cpus if multi cpus, or */
+ pthread_mutex_t mutex; /* mutex if single cpu. */
} u;
};
-struct pthread_barrier_t_ {
+struct pthread_barrier_t_
+{
unsigned int nCurrentBarrierHeight;
unsigned int nInitialBarrierHeight;
int iStep;
@@ -237,11 +247,13 @@ struct pthread_barrier_t_ {
sem_t semBarrierBreeched[2];
};
-struct pthread_barrierattr_t_ {
+struct pthread_barrierattr_t_
+{
int pshared;
};
-struct pthread_key_t_ {
+struct pthread_key_t_
+{
DWORD key;
void (*destructor) (void *);
pthread_mutex_t threadsLock;
@@ -252,52 +264,58 @@ struct pthread_key_t_ {
typedef struct ThreadParms ThreadParms;
typedef struct ThreadKeyAssoc ThreadKeyAssoc;
-struct ThreadParms {
+struct ThreadParms
+{
pthread_t tid;
void *(*start) (void *);
void *arg;
};
-struct pthread_cond_t_ {
- long nWaitersBlocked; /* Number of threads blocked */
- long nWaitersGone; /* Number of threads timed out */
- long nWaitersToUnblock; /* Number of threads to unblock */
- sem_t semBlockQueue; /* Queue up threads waiting for the */
- /* condition to become signalled */
- sem_t semBlockLock; /* Semaphore that guards access to */
- /* | waiters blocked count/block queue */
- /* +-> Mandatory Sync.LEVEL-1 */
- pthread_mutex_t mtxUnblockLock; /* Mutex that guards access to */
- /* | waiters (to)unblock(ed) counts */
- /* +-> Optional* Sync.LEVEL-2 */
- pthread_cond_t next; /* Doubly linked list */
+struct pthread_cond_t_
+{
+ long nWaitersBlocked; /* Number of threads blocked */
+ long nWaitersGone; /* Number of threads timed out */
+ long nWaitersToUnblock; /* Number of threads to unblock */
+ sem_t semBlockQueue; /* Queue up threads waiting for the */
+ /* condition to become signalled */
+ sem_t semBlockLock; /* Semaphore that guards access to */
+ /* | waiters blocked count/block queue */
+ /* +-> Mandatory Sync.LEVEL-1 */
+ pthread_mutex_t mtxUnblockLock; /* Mutex that guards access to */
+ /* | waiters (to)unblock(ed) counts */
+ /* +-> Optional* Sync.LEVEL-2 */
+ pthread_cond_t next; /* Doubly linked list */
pthread_cond_t prev;
};
-struct pthread_condattr_t_ {
+struct pthread_condattr_t_
+{
int pshared;
};
#define PTW32_RWLOCK_MAGIC 0xfacade2
-struct pthread_rwlock_t_ {
- pthread_mutex_t mtxExclusiveAccess;
- pthread_mutex_t mtxSharedAccessCompleted;
- pthread_cond_t cndSharedAccessCompleted;
- int nSharedAccessCount;
- int nExclusiveAccessCount;
- int nCompletedSharedAccessCount;
- int nMagic;
+struct pthread_rwlock_t_
+{
+ pthread_mutex_t mtxExclusiveAccess;
+ pthread_mutex_t mtxSharedAccessCompleted;
+ pthread_cond_t cndSharedAccessCompleted;
+ int nSharedAccessCount;
+ int nExclusiveAccessCount;
+ int nCompletedSharedAccessCount;
+ int nMagic;
};
-struct pthread_rwlockattr_t_ {
- int pshared;
+struct pthread_rwlockattr_t_
+{
+ int pshared;
};
-struct ThreadKeyAssoc {
+struct ThreadKeyAssoc
+{
/*
* Purpose:
* This structure creates an association between a
@@ -411,8 +429,9 @@ struct ThreadKeyAssoc {
#define PTW32_EPS_CANCEL (2)
/* Mutex constants */
-enum {
- PTW32_MUTEX_LOCK_IDX_INIT = -1,
+enum
+{
+ PTW32_MUTEX_LOCK_IDX_INIT = -1,
PTW32_MUTEX_OWNER_ANONYMOUS = 1
};
@@ -423,9 +442,12 @@ enum {
/* Declared in global.c */
-extern PTW32_INTERLOCKED_LONG (WINAPI *ptw32_interlocked_compare_exchange)(PTW32_INTERLOCKED_LPLONG,
- PTW32_INTERLOCKED_LONG,
- PTW32_INTERLOCKED_LONG);
+extern PTW32_INTERLOCKED_LONG (WINAPI *
+ ptw32_interlocked_compare_exchange)
+ (PTW32_INTERLOCKED_LPLONG, PTW32_INTERLOCKED_LONG, PTW32_INTERLOCKED_LONG);
+
+/* Declared in pthread_cancel.c */
+extern DWORD (*ptw32_register_cancelation) (PAPCFUNC, HANDLE, DWORD);
/* Thread Reuse stack bottom marker. Must not be NULL or any valid pointer to memory. */
#define PTW32_THREAD_REUSE_BOTTOM ((pthread_t) 1)
@@ -441,6 +463,8 @@ extern int ptw32_mutex_default_kind;
extern int ptw32_concurrency;
+extern int ptw32_features;
+
extern CRITICAL_SECTION ptw32_thread_reuse_lock;
extern CRITICAL_SECTION ptw32_mutex_test_init_lock;
extern CRITICAL_SECTION ptw32_cond_list_lock;
@@ -452,18 +476,10 @@ extern CRITICAL_SECTION ptw32_spinlock_test_init_lock;
extern int pthread_count;
#endif
-/* Declared in misc.c */
-#ifdef NEED_CALLOC
-#define calloc(n, s) ptw32_calloc(n, s)
-void *ptw32_calloc(size_t n, size_t s);
-#endif
-
-/* Declared in private.c */
-void ptw32_throw(DWORD exception);
-
#ifdef __cplusplus
-extern "C" {
-#endif /* __cplusplus */
+extern "C"
+{
+#endif /* __cplusplus */
/*
* =====================
@@ -473,84 +489,97 @@ extern "C" {
* =====================
*/
-int ptw32_is_attr (const pthread_attr_t *attr);
+ int ptw32_is_attr (const pthread_attr_t * attr);
+
+ int ptw32_cond_check_need_init (pthread_cond_t * cond);
+ int ptw32_mutex_check_need_init (pthread_mutex_t * mutex);
+ int ptw32_rwlock_check_need_init (pthread_rwlock_t * rwlock);
-int ptw32_cond_check_need_init(pthread_cond_t *cond);
-int ptw32_mutex_check_need_init(pthread_mutex_t *mutex);
-int ptw32_rwlock_check_need_init(pthread_rwlock_t *rwlock);
+ PTW32_INTERLOCKED_LONG WINAPI
+ ptw32_InterlockedCompareExchange (PTW32_INTERLOCKED_LPLONG location,
+ PTW32_INTERLOCKED_LONG value,
+ PTW32_INTERLOCKED_LONG comparand);
-PTW32_INTERLOCKED_LONG WINAPI
-ptw32_InterlockedCompareExchange(PTW32_INTERLOCKED_LPLONG location,
- PTW32_INTERLOCKED_LONG value,
- PTW32_INTERLOCKED_LONG comparand);
+ DWORD
+ ptw32_RegisterCancelation (PAPCFUNC callback,
+ HANDLE threadH, DWORD callback_arg);
-int ptw32_processInitialize (void);
+ int ptw32_processInitialize (void);
-void ptw32_processTerminate (void);
+ void ptw32_processTerminate (void);
-void ptw32_threadDestroy (pthread_t tid);
+ void ptw32_threadDestroy (pthread_t tid);
-void ptw32_pop_cleanup_all (int execute);
+ void ptw32_pop_cleanup_all (int execute);
-pthread_t ptw32_new (void);
+ pthread_t ptw32_new (void);
-pthread_t ptw32_threadReusePop (void);
+ pthread_t ptw32_threadReusePop (void);
-void ptw32_threadReusePush (pthread_t thread);
+ void ptw32_threadReusePush (pthread_t thread);
-int ptw32_getprocessors (int * count);
+ int ptw32_getprocessors (int *count);
-int ptw32_setthreadpriority (pthread_t thread,
- int policy,
- int priority);
+ int ptw32_setthreadpriority (pthread_t thread, int policy, int priority);
-void ptw32_rwlock_cancelwrwait(void * arg);
+ void ptw32_rwlock_cancelwrwait (void *arg);
#if ! defined (__MINGW32__) || defined (__MSVCRT__)
-unsigned __stdcall
+ unsigned __stdcall
#else
-void
+ void
#endif
-ptw32_threadStart (void * vthreadParms);
+ ptw32_threadStart (void *vthreadParms);
-void ptw32_callUserDestroyRoutines (pthread_t thread);
+ void ptw32_callUserDestroyRoutines (pthread_t thread);
-int ptw32_tkAssocCreate (ThreadKeyAssoc ** assocP,
- pthread_t thread,
- pthread_key_t key);
+ int ptw32_tkAssocCreate (ThreadKeyAssoc ** assocP,
+ pthread_t thread, pthread_key_t key);
-void ptw32_tkAssocDestroy (ThreadKeyAssoc * assoc);
+ void ptw32_tkAssocDestroy (ThreadKeyAssoc * assoc);
+ int ptw32_semwait (sem_t * sem);
#ifdef NEED_SEM
-void ptw32_decrease_semaphore(sem_t * sem);
-BOOL ptw32_increase_semaphore(sem_t * sem,
- unsigned int n);
-#endif /* NEED_SEM */
+ void ptw32_decrease_semaphore (sem_t * sem);
+ BOOL ptw32_increase_semaphore (sem_t * sem, unsigned int n);
+#endif /* NEED_SEM */
#ifdef NEED_FTIME
-void ptw32_timespec_to_filetime(const struct timespec *ts, FILETIME *ft);
-void ptw32_filetime_to_timespec(const FILETIME *ft, struct timespec *ts);
+ void ptw32_timespec_to_filetime (const struct timespec *ts, FILETIME * ft);
+ void ptw32_filetime_to_timespec (const FILETIME * ft, struct timespec *ts);
#endif
+/* Declared in misc.c */
+#ifdef NEED_CALLOC
+#define calloc(n, s) ptw32_calloc(n, s)
+ void *ptw32_calloc (size_t n, size_t s);
+#endif
+
+/* Declared in private.c */
+ void ptw32_throw (DWORD exception);
+
#ifdef __cplusplus
}
-#endif /* __cplusplus */
+#endif /* __cplusplus */
#ifdef _UWIN_
# ifdef _MT
# ifdef __cplusplus
- extern "C" {
+extern "C"
+{
# endif
- _CRTIMP unsigned long __cdecl _beginthread (void (__cdecl *) (void *),
- unsigned, void *);
- _CRTIMP void __cdecl _endthread(void);
- _CRTIMP unsigned long __cdecl _beginthreadex(void *, unsigned,
- unsigned (__stdcall *) (void *), void *, unsigned, unsigned *);
- _CRTIMP void __cdecl _endthreadex(unsigned);
+ _CRTIMP unsigned long __cdecl _beginthread (void (__cdecl *) (void *),
+ unsigned, void *);
+ _CRTIMP void __cdecl _endthread (void);
+ _CRTIMP unsigned long __cdecl _beginthreadex (void *, unsigned,
+ unsigned (__stdcall *) (void
+ *),
+ void *, unsigned, unsigned *);
+ _CRTIMP void __cdecl _endthreadex (unsigned);
# ifdef __cplusplus
- }
+}
# endif
# endif
#else
@@ -586,8 +615,7 @@ void ptw32_filetime_to_timespec(const FILETIME *ft, struct timespec *ts);
#define _endthreadex ExitThread
-#endif /* __CYGWIN32__ || __CYGWIN__ || NEED_CREATETHREAD*/
-
+#endif /* __CYGWIN32__ || __CYGWIN__ || NEED_CREATETHREAD */
-#endif /* _IMPLEMENT_H */
+#endif /* _IMPLEMENT_H */