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authorjanekptacijarabaci <janekptacijarabaci@seznam.cz>2018-04-29 09:07:42 +0200
committerjanekptacijarabaci <janekptacijarabaci@seznam.cz>2018-04-29 09:07:42 +0200
commitaff03b0a67c41cf7af5df9c9eef715a8b27a2667 (patch)
treeaa2909ae4718f81c83c8cfb68c1f5a23485b3173 /nsprpub/pr/src
parentbdb4ff581677ad1cd411b55a68c87534f9a64882 (diff)
parent11caf6ecb3cb8c84d2355a6c6e9580a290147e92 (diff)
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Merge branch 'master' of https://github.com/MoonchildProductions/UXP into js_dom_performance-resource-timing_1
Diffstat (limited to 'nsprpub/pr/src')
-rw-r--r--nsprpub/pr/src/Makefile.in4
-rw-r--r--nsprpub/pr/src/io/prio.c71
-rw-r--r--nsprpub/pr/src/io/prsocket.c68
-rw-r--r--nsprpub/pr/src/md/unix/unix.c17
-rw-r--r--nsprpub/pr/src/md/unix/uxproces.c4
-rw-r--r--nsprpub/pr/src/md/windows/ntthread.c23
-rw-r--r--nsprpub/pr/src/md/windows/w95sock.c5
-rw-r--r--nsprpub/pr/src/md/windows/w95thred.c51
-rw-r--r--nsprpub/pr/src/md/windows/win32_errors.c8
-rw-r--r--nsprpub/pr/src/misc/pratom.c6
-rw-r--r--nsprpub/pr/src/pthreads/ptio.c17
-rw-r--r--nsprpub/pr/src/pthreads/ptsynch.c14
-rw-r--r--nsprpub/pr/src/pthreads/ptthread.c158
-rw-r--r--nsprpub/pr/src/threads/prrwlock.c2
14 files changed, 205 insertions, 243 deletions
diff --git a/nsprpub/pr/src/Makefile.in b/nsprpub/pr/src/Makefile.in
index 19c5a6987..48b6faed7 100644
--- a/nsprpub/pr/src/Makefile.in
+++ b/nsprpub/pr/src/Makefile.in
@@ -138,8 +138,12 @@ endif
ifeq ($(OS_ARCH),HP-UX)
ifeq ($(USE_PTHREADS), 1)
+ifeq (,$(filter-out B.10.10 B.10.20,$(OS_RELEASE)))
+OS_LIBS = -ldce
+else
OS_LIBS = -lpthread -lrt
endif
+endif
ifeq ($(PTHREADS_USER), 1)
OS_LIBS = -lpthread
endif
diff --git a/nsprpub/pr/src/io/prio.c b/nsprpub/pr/src/io/prio.c
index 10ae5e098..bf9763a2c 100644
--- a/nsprpub/pr/src/io/prio.c
+++ b/nsprpub/pr/src/io/prio.c
@@ -137,82 +137,11 @@ PR_IMPLEMENT(void) PR_FreeFileDesc(PRFileDesc *fd)
_PR_Putfd(fd);
}
-#if defined(_WIN64) && defined(WIN95)
-
-PRFileDescList *_fd_waiting_for_overlapped_done = NULL;
-PRLock *_fd_waiting_for_overlapped_done_lock = NULL;
-
-void CheckOverlappedPendingSocketsAreDone()
-{
- if (!_fd_waiting_for_overlapped_done_lock ||
- !_fd_waiting_for_overlapped_done) {
- return;
- }
-
- PR_Lock(_fd_waiting_for_overlapped_done_lock);
-
- PRFileDescList *cur = _fd_waiting_for_overlapped_done;
- PRFileDescList *previous = NULL;
- while (cur) {
- PR_ASSERT(cur->fd->secret->overlappedActive);
- PRFileDesc *fd = cur->fd;
- DWORD rvSent;
- if (GetOverlappedResult((HANDLE)fd->secret->md.osfd, &fd->secret->ol, &rvSent, FALSE) == TRUE) {
- fd->secret->overlappedActive = PR_FALSE;
- PR_LOG(_pr_io_lm, PR_LOG_MIN,
- ("CheckOverlappedPendingSocketsAreDone GetOverlappedResult succeeded\n"));
- } else {
- DWORD err = WSAGetLastError();
- PR_LOG(_pr_io_lm, PR_LOG_MIN,
- ("CheckOverlappedPendingSocketsAreDone GetOverlappedResult failed %d\n", err));
- if (err != ERROR_IO_INCOMPLETE) {
- fd->secret->overlappedActive = PR_FALSE;
- }
- }
-
- if (!fd->secret->overlappedActive) {
-
- _PR_MD_CLOSE_SOCKET(fd->secret->md.osfd);
- fd->secret->state = _PR_FILEDESC_CLOSED;
-#ifdef _PR_HAVE_PEEK_BUFFER
- if (fd->secret->peekBuffer) {
- PR_ASSERT(fd->secret->peekBufSize > 0);
- PR_DELETE(fd->secret->peekBuffer);
- fd->secret->peekBufSize = 0;
- fd->secret->peekBytes = 0;
- }
-#endif
-
- PR_FreeFileDesc(fd);
-
- if (previous) {
- previous->next = cur->next;
- } else {
- _fd_waiting_for_overlapped_done = cur->next;
- }
- PRFileDescList *del = cur;
- cur = cur->next;
- PR_Free(del);
- } else {
- previous = cur;
- cur = cur->next;
- }
- }
-
- PR_Unlock(_fd_waiting_for_overlapped_done_lock);
-}
-#endif
-
/*
** Wait for some i/o to finish on one or more more poll descriptors.
*/
PR_IMPLEMENT(PRInt32) PR_Poll(PRPollDesc *pds, PRIntn npds, PRIntervalTime timeout)
{
-#if defined(_WIN64) && defined(WIN95)
- // For each iteration check if TFO overlapped IOs are down.
- CheckOverlappedPendingSocketsAreDone();
-#endif
-
return(_PR_MD_PR_POLL(pds, npds, timeout));
}
diff --git a/nsprpub/pr/src/io/prsocket.c b/nsprpub/pr/src/io/prsocket.c
index 26f7a245d..a24b8e1bb 100644
--- a/nsprpub/pr/src/io/prsocket.c
+++ b/nsprpub/pr/src/io/prsocket.c
@@ -304,25 +304,7 @@ static PRStatus PR_CALLBACK SocketConnectContinue(
if (err != 0) {
_PR_MD_MAP_CONNECT_ERROR(err);
} else {
-#if defined(_WIN64)
- if (fd->secret->overlappedActive) {
- PRInt32 rvSent;
- if (GetOverlappedResult(osfd, &fd->secret->ol, &rvSent, FALSE) == FALSE) {
- err = WSAGetLastError();
- PR_LOG(_pr_io_lm, PR_LOG_MIN,
- ("SocketConnectContinue GetOverlappedResult failed %d\n", err));
- if (err != ERROR_IO_INCOMPLETE) {
- _PR_MD_MAP_CONNECT_ERROR(err);
- fd->secret->overlappedActive = PR_FALSE;
- }
- }
- }
- if (err == 0) {
- PR_SetError(PR_UNKNOWN_ERROR, 0);
- }
-#else
PR_SetError(PR_UNKNOWN_ERROR, 0);
-#endif
}
return PR_FAILURE;
}
@@ -737,56 +719,6 @@ static PRStatus PR_CALLBACK SocketClose(PRFileDesc *fd)
}
if (fd->secret->state == _PR_FILEDESC_OPEN) {
-#if defined(_WIN64) && defined(WIN95)
- /* TCP Fast Open on Windows must use ConnectEx, which uses overlapped
- * input/output. Before closing such a socket we must cancelIO.
- */
- if (fd->secret->overlappedActive) {
- PR_ASSERT(fd->secret->nonblocking);
- if (CancelIo((HANDLE) fd->secret->md.osfd) == TRUE) {
- PR_LOG(_pr_io_lm, PR_LOG_MIN,
- ("SocketClose - CancelIo succeeded\n"));
- } else {
- DWORD err = WSAGetLastError();
- PR_LOG(_pr_io_lm, PR_LOG_MIN,
- ("SocketClose - CancelIo failed err=%x\n", err));
- }
-
- DWORD rvSent;
- if (GetOverlappedResult((HANDLE)fd->secret->md.osfd, &fd->secret->ol, &rvSent, FALSE) == TRUE) {
- fd->secret->overlappedActive = PR_FALSE;
- PR_LOG(_pr_io_lm, PR_LOG_MIN,
- ("SocketClose GetOverlappedResult succeeded\n"));
- } else {
- DWORD err = WSAGetLastError();
- PR_LOG(_pr_io_lm, PR_LOG_MIN,
- ("SocketClose GetOverlappedResult failed %d\n", err));
- if (err != ERROR_IO_INCOMPLETE) {
- _PR_MD_MAP_CONNECT_ERROR(err);
- fd->secret->overlappedActive = PR_FALSE;
- }
- }
- }
-
- if (fd->secret->overlappedActive &&
- _fd_waiting_for_overlapped_done_lock) {
- // Put osfd into the list to be checked later.
- PRFileDescList *forWaiting = PR_NEW(PRFileDescList);
- if (!forWaiting) {
- PR_SetError(PR_OUT_OF_MEMORY_ERROR, 0);
- return PR_FAILURE;
- }
- forWaiting->fd = fd;
-
- PR_Lock(_fd_waiting_for_overlapped_done_lock);
- forWaiting->next = _fd_waiting_for_overlapped_done;
- _fd_waiting_for_overlapped_done = forWaiting;
- PR_Unlock(_fd_waiting_for_overlapped_done_lock);
-
- return PR_SUCCESS;
- }
-#endif
-
if (_PR_MD_CLOSE_SOCKET(fd->secret->md.osfd) < 0) {
return PR_FAILURE;
}
diff --git a/nsprpub/pr/src/md/unix/unix.c b/nsprpub/pr/src/md/unix/unix.c
index 29e24e574..662f561b6 100644
--- a/nsprpub/pr/src/md/unix/unix.c
+++ b/nsprpub/pr/src/md/unix/unix.c
@@ -2854,11 +2854,28 @@ void _PR_UnixInit(void)
#endif
#endif /* !defined(_PR_PTHREADS) */
+ /*
+ * Under HP-UX DCE threads, sigaction() installs a per-thread
+ * handler, so we use sigvector() to install a process-wide
+ * handler.
+ */
+#if defined(HPUX) && defined(_PR_DCETHREADS)
+ {
+ struct sigvec vec;
+
+ vec.sv_handler = SIG_IGN;
+ vec.sv_mask = 0;
+ vec.sv_flags = 0;
+ rv = sigvector(SIGPIPE, &vec, NULL);
+ PR_ASSERT(0 == rv);
+ }
+#else
sigact.sa_handler = SIG_IGN;
sigemptyset(&sigact.sa_mask);
sigact.sa_flags = 0;
rv = sigaction(SIGPIPE, &sigact, 0);
PR_ASSERT(0 == rv);
+#endif /* HPUX && _PR_DCETHREADS */
_pr_rename_lock = PR_NewLock();
PR_ASSERT(NULL != _pr_rename_lock);
diff --git a/nsprpub/pr/src/md/unix/uxproces.c b/nsprpub/pr/src/md/unix/uxproces.c
index 18f23fde8..5286b9e18 100644
--- a/nsprpub/pr/src/md/unix/uxproces.c
+++ b/nsprpub/pr/src/md/unix/uxproces.c
@@ -685,6 +685,10 @@ static void pr_SigchldHandler(int sig)
static void pr_InstallSigchldHandler()
{
+#if defined(HPUX) && defined(_PR_DCETHREADS)
+#error "HP-UX DCE threads have their own SIGCHLD handler"
+#endif
+
struct sigaction act, oact;
int rv;
diff --git a/nsprpub/pr/src/md/windows/ntthread.c b/nsprpub/pr/src/md/windows/ntthread.c
index 1fdf0e93b..fead1236d 100644
--- a/nsprpub/pr/src/md/windows/ntthread.c
+++ b/nsprpub/pr/src/md/windows/ntthread.c
@@ -27,9 +27,6 @@ PRUint32 _nt_idleCount;
extern __declspec(thread) PRThread *_pr_io_restarted_io;
extern DWORD _pr_io_restartedIOIndex;
-typedef HRESULT (WINAPI *SETTHREADDESCRIPTION)(HANDLE, PCWSTR);
-static SETTHREADDESCRIPTION sSetThreadDescription = NULL;
-
/* Must check the restarted_io *before* decrementing no_sched to 0 */
#define POST_SWITCH_WORK() \
PR_BEGIN_MACRO \
@@ -82,8 +79,6 @@ _nt_handle_restarted_io(PRThread *restarted_io)
void
_PR_MD_EARLY_INIT()
{
- HMODULE hModule;
-
_MD_NEW_LOCK( &_nt_idleLock );
_nt_idleCount = 0;
PR_INIT_CLIST(&_nt_idleList);
@@ -103,15 +98,6 @@ _PR_MD_EARLY_INIT()
_pr_intsOffIndex = TlsAlloc();
_pr_io_restartedIOIndex = TlsAlloc();
}
-
- // SetThreadDescription is Windows 10 build 1607+
- hModule = GetModuleHandleW(L"kernel32.dll");
- if (hModule) {
- sSetThreadDescription =
- (SETTHREADDESCRIPTION) GetProcAddress(
- hModule,
- "SetThreadDescription");
- }
}
void _PR_MD_CLEANUP_BEFORE_EXIT(void)
@@ -307,16 +293,7 @@ _PR_MD_SET_CURRENT_THREAD_NAME(const char *name)
{
#ifdef _MSC_VER
THREADNAME_INFO info;
-#endif
-
- if (sSetThreadDescription) {
- WCHAR wideName[MAX_PATH];
- if (MultiByteToWideChar(CP_ACP, 0, name, -1, wideName, MAX_PATH)) {
- sSetThreadDescription(GetCurrentThread(), wideName);
- }
- }
-#ifdef _MSC_VER
if (!IsDebuggerPresent())
return;
diff --git a/nsprpub/pr/src/md/windows/w95sock.c b/nsprpub/pr/src/md/windows/w95sock.c
index c6a3ec111..0429c655a 100644
--- a/nsprpub/pr/src/md/windows/w95sock.c
+++ b/nsprpub/pr/src/md/windows/w95sock.c
@@ -382,11 +382,6 @@ PRInt32
_PR_MD_TCPSENDTO(PRFileDesc *fd, const void *buf, PRInt32 amount, PRIntn flags,
const PRNetAddr *addr, PRUint32 addrlen, PRIntervalTime timeout)
{
- if (!_fd_waiting_for_overlapped_done_lock) {
- PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
- return PR_FAILURE;
- }
-
if (PR_CallOnce(&_pr_has_connectex_once, _pr_set_connectex) != PR_SUCCESS) {
PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
return PR_FAILURE;
diff --git a/nsprpub/pr/src/md/windows/w95thred.c b/nsprpub/pr/src/md/windows/w95thred.c
index a365411f5..c27d982a7 100644
--- a/nsprpub/pr/src/md/windows/w95thred.c
+++ b/nsprpub/pr/src/md/windows/w95thred.c
@@ -1,4 +1,3 @@
-
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
@@ -28,32 +27,14 @@ DWORD _pr_currentCPUIndex;
int _pr_intsOff = 0;
_PRInterruptTable _pr_interruptTable[] = { { 0 } };
-typedef HRESULT (WINAPI *SETTHREADDESCRIPTION)(HANDLE, PCWSTR);
-static SETTHREADDESCRIPTION sSetThreadDescription = NULL;
-
void
_PR_MD_EARLY_INIT()
{
- HMODULE hModule;
-
#ifndef _PR_USE_STATIC_TLS
_pr_currentThreadIndex = TlsAlloc();
_pr_lastThreadIndex = TlsAlloc();
_pr_currentCPUIndex = TlsAlloc();
#endif
-
-#if defined(_WIN64) && defined(WIN95)
- _fd_waiting_for_overlapped_done_lock = PR_NewLock();
-#endif
-
- // SetThreadDescription is Windows 10 build 1607+
- hModule = GetModuleHandleW(L"kernel32.dll");
- if (hModule) {
- sSetThreadDescription =
- (SETTHREADDESCRIPTION) GetProcAddress(
- hModule,
- "SetThreadDescription");
- }
}
void _PR_MD_CLEANUP_BEFORE_EXIT(void)
@@ -69,29 +50,6 @@ void _PR_MD_CLEANUP_BEFORE_EXIT(void)
TlsFree(_pr_lastThreadIndex);
TlsFree(_pr_currentCPUIndex);
#endif
-
-#if defined(_WIN64) && defined(WIN95)
- // For each iteration check if TFO overlapped IOs are down.
- if (_fd_waiting_for_overlapped_done_lock) {
- PRIntervalTime delay = PR_MillisecondsToInterval(1000);
- PRFileDescList *cur;
- do {
- CheckOverlappedPendingSocketsAreDone();
-
- PR_Lock(_fd_waiting_for_overlapped_done_lock);
- cur = _fd_waiting_for_overlapped_done;
- PR_Unlock(_fd_waiting_for_overlapped_done_lock);
-#if defined(DO_NOT_WAIT_FOR_CONNECT_OVERLAPPED_OPERATIONS)
- cur = NULL;
-#endif
- if (cur) {
- PR_Sleep(delay); // wait another 1s.
- }
- } while (cur);
-
- PR_DestroyLock(_fd_waiting_for_overlapped_done_lock);
- }
-#endif
}
PRStatus
@@ -232,16 +190,7 @@ _PR_MD_SET_CURRENT_THREAD_NAME(const char *name)
{
#ifdef _MSC_VER
THREADNAME_INFO info;
-#endif
-
- if (sSetThreadDescription) {
- WCHAR wideName[MAX_PATH];
- if (MultiByteToWideChar(CP_ACP, 0, name, -1, wideName, MAX_PATH)) {
- sSetThreadDescription(GetCurrentThread(), wideName);
- }
- }
-#ifdef _MSC_VER
if (!IsDebuggerPresent())
return;
diff --git a/nsprpub/pr/src/md/windows/win32_errors.c b/nsprpub/pr/src/md/windows/win32_errors.c
index 275792187..d26820a7a 100644
--- a/nsprpub/pr/src/md/windows/win32_errors.c
+++ b/nsprpub/pr/src/md/windows/win32_errors.c
@@ -166,26 +166,21 @@ void _MD_win32_map_default_error(PRInt32 err)
prError = PR_ADDRESS_IN_USE_ERROR;
break;
case WSAEADDRNOTAVAIL:
- case ERROR_INVALID_NETNAME:
prError = PR_ADDRESS_NOT_AVAILABLE_ERROR;
break;
case WSAEAFNOSUPPORT:
- case ERROR_INCORRECT_ADDRESS:
prError = PR_ADDRESS_NOT_SUPPORTED_ERROR;
break;
case WSAEALREADY:
- case ERROR_ALREADY_INITIALIZED:
prError = PR_ALREADY_INITIATED_ERROR;
break;
case WSAEBADF:
prError = PR_BAD_DESCRIPTOR_ERROR;
break;
case WSAECONNABORTED:
- case ERROR_CONNECTION_ABORTED:
prError = PR_CONNECT_ABORTED_ERROR;
break;
case WSAECONNREFUSED:
- case ERROR_CONNECTION_REFUSED:
prError = PR_CONNECT_REFUSED_ERROR;
break;
case WSAECONNRESET:
@@ -198,7 +193,6 @@ void _MD_win32_map_default_error(PRInt32 err)
prError = PR_ACCESS_FAULT_ERROR;
break;
case WSAEHOSTUNREACH:
- case ERROR_HOST_UNREACHABLE:
prError = PR_HOST_UNREACHABLE_ERROR;
break;
case WSAEINVAL:
@@ -214,14 +208,12 @@ void _MD_win32_map_default_error(PRInt32 err)
prError = PR_BUFFER_OVERFLOW_ERROR;
break;
case WSAENETDOWN:
- case ERROR_NO_NETWORK:
prError = PR_NETWORK_DOWN_ERROR;
break;
case WSAENETRESET:
prError = PR_CONNECT_ABORTED_ERROR;
break;
case WSAENETUNREACH:
- case ERROR_NETWORK_UNREACHABLE:
prError = PR_NETWORK_UNREACHABLE_ERROR;
break;
case WSAENOBUFS:
diff --git a/nsprpub/pr/src/misc/pratom.c b/nsprpub/pr/src/misc/pratom.c
index 65e6f3cd8..95bbee1d5 100644
--- a/nsprpub/pr/src/misc/pratom.c
+++ b/nsprpub/pr/src/misc/pratom.c
@@ -23,7 +23,7 @@
#if !defined(_PR_HAVE_ATOMIC_OPS)
-#if defined(_PR_PTHREADS)
+#if defined(_PR_PTHREADS) && !defined(_PR_DCETHREADS)
/*
* PR_AtomicDecrement() is used in NSPR's thread-specific data
* destructor. Because thread-specific data destructors may be
@@ -190,7 +190,7 @@ _PR_MD_ATOMIC_SET(PRInt32 *val, PRInt32 newval)
pthread_mutex_unlock(&atomic_locks[idx]);
return rv;
}
-#else /* _PR_PTHREADS */
+#else /* _PR_PTHREADS && !_PR_DCETHREADS */
/*
* We use a single lock for all the emulated atomic operations.
* The lock contention should be acceptable.
@@ -259,7 +259,7 @@ _PR_MD_ATOMIC_SET(PRInt32 *val, PRInt32 newval)
PR_Unlock(atomic_lock);
return rv;
}
-#endif /* _PR_PTHREADS */
+#endif /* _PR_PTHREADS && !_PR_DCETHREADS */
#endif /* !_PR_HAVE_ATOMIC_OPS */
diff --git a/nsprpub/pr/src/pthreads/ptio.c b/nsprpub/pr/src/pthreads/ptio.c
index f6aa56741..9dde03191 100644
--- a/nsprpub/pr/src/pthreads/ptio.c
+++ b/nsprpub/pr/src/pthreads/ptio.c
@@ -1895,6 +1895,19 @@ static PRInt32 pt_Send(
PRInt32 tmp_amount = amount;
#endif
+ /*
+ * Under HP-UX DCE threads, pthread.h includes dce/cma_ux.h,
+ * which has the following:
+ * # define send cma_send
+ * extern int cma_send (int , void *, int, int );
+ * So we need to cast away the 'const' of argument #2 for send().
+ */
+#if defined (HPUX) && defined(_PR_DCETHREADS)
+#define PT_SENDBUF_CAST (void *)
+#else
+#define PT_SENDBUF_CAST
+#endif
+
if (pt_TestAbort()) return bytes;
/*
@@ -1905,9 +1918,9 @@ static PRInt32 pt_Send(
#if defined(SOLARIS)
PR_ASSERT(0 == flags);
retry:
- bytes = write(fd->secret->md.osfd, buf, tmp_amount);
+ bytes = write(fd->secret->md.osfd, PT_SENDBUF_CAST buf, tmp_amount);
#else
- bytes = send(fd->secret->md.osfd, buf, amount, flags);
+ bytes = send(fd->secret->md.osfd, PT_SENDBUF_CAST buf, amount, flags);
#endif
syserrno = errno;
diff --git a/nsprpub/pr/src/pthreads/ptsynch.c b/nsprpub/pr/src/pthreads/ptsynch.c
index a93b74795..251205336 100644
--- a/nsprpub/pr/src/pthreads/ptsynch.c
+++ b/nsprpub/pr/src/pthreads/ptsynch.c
@@ -23,6 +23,11 @@ static pthread_condattr_t _pt_cvar_attr;
#if defined(DEBUG)
extern PTDebug pt_debug; /* this is shared between several modules */
+
+#if defined(_PR_DCETHREADS)
+static pthread_t pt_zero_tid; /* a null pthread_t (pthread_t is a struct
+ * in DCE threads) to compare with */
+#endif /* defined(_PR_DCETHREADS) */
#endif /* defined(DEBUG) */
#if defined(FREEBSD)
@@ -258,7 +263,12 @@ static PRIntn pt_TimedWait(
rv = pthread_cond_timedwait(cv, ml, &tmo);
/* NSPR doesn't report timeouts */
+#ifdef _PR_DCETHREADS
+ if (rv == -1) return (errno == EAGAIN) ? 0 : errno;
+ else return rv;
+#else
return (rv == ETIMEDOUT) ? 0 : rv;
+#endif
} /* pt_TimedWait */
@@ -1161,14 +1171,14 @@ PR_IMPLEMENT(PRStatus) PR_DeleteSemaphore(const char *name)
PR_IMPLEMENT(PRStatus) PRP_TryLock(PRLock *lock)
{
PRIntn rv = pthread_mutex_trylock(&lock->mutex);
- if (rv == 0)
+ if (rv == PT_TRYLOCK_SUCCESS)
{
PR_ASSERT(PR_FALSE == lock->locked);
lock->locked = PR_TRUE;
lock->owner = pthread_self();
}
/* XXX set error code? */
- return (0 == rv) ? PR_SUCCESS : PR_FAILURE;
+ return (PT_TRYLOCK_SUCCESS == rv) ? PR_SUCCESS : PR_FAILURE;
} /* PRP_TryLock */
PR_IMPLEMENT(PRCondVar*) PRP_NewNakedCondVar(void)
diff --git a/nsprpub/pr/src/pthreads/ptthread.c b/nsprpub/pr/src/pthreads/ptthread.c
index 6046d5d8d..9e12606ea 100644
--- a/nsprpub/pr/src/pthreads/ptthread.c
+++ b/nsprpub/pr/src/pthreads/ptthread.c
@@ -9,7 +9,7 @@
** Exports: ptthread.h
*/
-#if defined(_PR_PTHREADS)
+#if defined(_PR_PTHREADS) || defined(_PR_DCETHREADS)
#include "prlog.h"
#include "primpl.h"
@@ -58,7 +58,7 @@ static struct _PT_Bookeeping
pthread_key_t key; /* thread private data key */
PRBool keyCreated; /* whether 'key' should be deleted */
PRThread *first, *last; /* list of threads we know about */
-#if _POSIX_THREAD_PRIORITY_SCHEDULING > 0
+#if defined(_PR_DCETHREADS) || _POSIX_THREAD_PRIORITY_SCHEDULING > 0
PRInt32 minPrio, maxPrio; /* range of scheduling priorities */
#endif
} pt_book = {0};
@@ -67,7 +67,7 @@ static void _pt_thread_death(void *arg);
static void _pt_thread_death_internal(void *arg, PRBool callDestructors);
static void init_pthread_gc_support(void);
-#if _POSIX_THREAD_PRIORITY_SCHEDULING > 0
+#if defined(_PR_DCETHREADS) || _POSIX_THREAD_PRIORITY_SCHEDULING > 0
static PRIntn pt_PriorityMap(PRThreadPriority pri)
{
#ifdef NTO
@@ -148,6 +148,21 @@ static void *_pt_root(void *arg)
}
#endif
+ /*
+ ** DCE Threads can't detach during creation, so do it late.
+ ** I would like to do it only here, but that doesn't seem
+ ** to work.
+ */
+#if defined(_PR_DCETHREADS)
+ if (detached)
+ {
+ /* pthread_detach() modifies its argument, so we must pass a copy */
+ pthread_t self = id;
+ rv = pthread_detach(&self);
+ PR_ASSERT(0 == rv);
+ }
+#endif /* defined(_PR_DCETHREADS) */
+
/* Set up the thread stack information */
_PR_InitializeStack(thred->stack);
@@ -314,7 +329,7 @@ static PRThread* _PR_CreateThread(
if (EPERM != pt_schedpriv)
{
-#if _POSIX_THREAD_PRIORITY_SCHEDULING > 0
+#if !defined(_PR_DCETHREADS) && _POSIX_THREAD_PRIORITY_SCHEDULING > 0
struct sched_param schedule;
#endif
@@ -325,7 +340,10 @@ static PRThread* _PR_CreateThread(
/* Use the default scheduling policy */
-#if _POSIX_THREAD_PRIORITY_SCHEDULING > 0
+#if defined(_PR_DCETHREADS)
+ rv = pthread_attr_setprio(&tattr, pt_PriorityMap(priority));
+ PR_ASSERT(0 == rv);
+#elif _POSIX_THREAD_PRIORITY_SCHEDULING > 0
rv = pthread_attr_getschedparam(&tattr, &schedule);
PR_ASSERT(0 == rv);
schedule.sched_priority = pt_PriorityMap(priority);
@@ -335,13 +353,19 @@ static PRThread* _PR_CreateThread(
rv = pthread_attr_setschedpolicy(&tattr, SCHED_RR); /* Round Robin */
PR_ASSERT(0 == rv);
#endif
-#endif /* _POSIX_THREAD_PRIORITY_SCHEDULING > 0 */
+#endif /* !defined(_PR_DCETHREADS) */
}
+ /*
+ * DCE threads can't set detach state before creating the thread.
+ * AIX can't set detach late. Why can't we all just get along?
+ */
+#if !defined(_PR_DCETHREADS)
rv = pthread_attr_setdetachstate(&tattr,
((PR_JOINABLE_THREAD == state) ?
PTHREAD_CREATE_JOINABLE : PTHREAD_CREATE_DETACHED));
PR_ASSERT(0 == rv);
+#endif /* !defined(_PR_DCETHREADS) */
/*
* If stackSize is 0, we use the default pthread stack size.
@@ -432,6 +456,7 @@ static PRThread* _PR_CreateThread(
*/
rv = _PT_PTHREAD_CREATE(&id, tattr, _pt_root, thred);
+#if !defined(_PR_DCETHREADS)
if (EPERM == rv)
{
#if defined(IRIX)
@@ -457,10 +482,15 @@ static PRThread* _PR_CreateThread(
#endif /* IRIX */
rv = _PT_PTHREAD_CREATE(&id, tattr, _pt_root, thred);
}
+#endif
if (0 != rv)
{
+#if defined(_PR_DCETHREADS)
+ PRIntn oserr = errno;
+#else
PRIntn oserr = rv;
+#endif
PR_Lock(pt_book.ml);
if (thred->state & PT_THREAD_SYSTEM)
pt_book.system -= 1;
@@ -572,6 +602,10 @@ PR_IMPLEMENT(PRStatus) PR_JoinThread(PRThread *thred)
PR_ASSERT(rv == 0 && result == NULL);
if (0 == rv)
{
+#ifdef _PR_DCETHREADS
+ rv = pthread_detach(&id);
+ PR_ASSERT(0 == rv);
+#endif
/*
* PR_FALSE, because the thread already called the TPD
* destructors before exiting _pt_root.
@@ -659,7 +693,10 @@ PR_IMPLEMENT(void) PR_SetThreadPriority(PRThread *thred, PRThreadPriority newPri
else if ((PRIntn)PR_PRIORITY_LAST < (PRIntn)newPri)
newPri = PR_PRIORITY_LAST;
-#if _POSIX_THREAD_PRIORITY_SCHEDULING > 0
+#if defined(_PR_DCETHREADS)
+ rv = pthread_setprio(thred->id, pt_PriorityMap(newPri));
+ /* pthread_setprio returns the old priority */
+#elif _POSIX_THREAD_PRIORITY_SCHEDULING > 0
if (EPERM != pt_schedpriv)
{
int policy;
@@ -890,7 +927,7 @@ void _PR_InitThreads(
pthread_init();
#endif
-#if _POSIX_THREAD_PRIORITY_SCHEDULING > 0
+#if defined(_PR_DCETHREADS) || _POSIX_THREAD_PRIORITY_SCHEDULING > 0
#if defined(FREEBSD)
{
pthread_attr_t attr;
@@ -1124,7 +1161,11 @@ PR_IMPLEMENT(void) PR_ProcessExit(PRIntn status)
PR_IMPLEMENT(PRUint32) PR_GetThreadID(PRThread *thred)
{
+#if defined(_PR_DCETHREADS)
+ return (PRUint32)&thred->id; /* this is really a sham! */
+#else
return (PRUint32)thred->id; /* and I don't know what they will do with it */
+#endif
}
/*
@@ -1156,6 +1197,18 @@ PR_SetThreadDumpProc(PRThread* thread, PRThreadDumpProc dump, void *arg)
* Garbage collection support follows.
*/
+#if defined(_PR_DCETHREADS)
+
+/*
+ * statics for Garbage Collection support. We don't need to protect these
+ * signal masks since the garbage collector itself is protected by a lock
+ * and multiple threads will not be garbage collecting at the same time.
+ */
+static sigset_t javagc_vtalarm_sigmask;
+static sigset_t javagc_intsoff_sigmask;
+
+#else /* defined(_PR_DCETHREADS) */
+
/* a bogus signal mask for forcing a timed wait */
/* Not so bogus in AIX as we really do a sigwait */
static sigset_t sigwait_set;
@@ -1171,6 +1224,8 @@ static void suspend_signal_handler(PRIntn sig);
static void null_signal_handler(PRIntn sig);
#endif
+#endif /* defined(_PR_DCETHREADS) */
+
/*
* Linux pthreads use SIGUSR1 and SIGUSR2 internally, which
* conflict with the use of these two signals in our GC support.
@@ -1181,6 +1236,12 @@ static void init_pthread_gc_support(void)
#ifndef SYMBIAN
PRIntn rv;
+#if defined(_PR_DCETHREADS)
+ rv = sigemptyset(&javagc_vtalarm_sigmask);
+ PR_ASSERT(0 == rv);
+ rv = sigaddset(&javagc_vtalarm_sigmask, SIGVTALRM);
+ PR_ASSERT(0 == rv);
+#else /* defined(_PR_DCETHREADS) */
{
struct sigaction sigact_usr2;
@@ -1208,6 +1269,7 @@ static void init_pthread_gc_support(void)
PR_ASSERT(0 ==rv);
}
#endif /* defined(PT_NO_SIGTIMEDWAIT) */
+#endif /* defined(_PR_DCETHREADS) */
#endif /* SYMBIAN */
}
@@ -1238,8 +1300,10 @@ PR_IMPLEMENT(PRStatus) PR_EnumerateThreads(PREnumerator func, void *arg)
PRThread* thred = pt_book.first;
#if defined(DEBUG) || defined(FORCE_PR_ASSERT)
+#if !defined(_PR_DCETHREADS)
PRThread *me = PR_GetCurrentThread();
#endif
+#endif
PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS, ("Begin PR_EnumerateThreads\n"));
/*
@@ -1267,7 +1331,9 @@ PR_IMPLEMENT(PRStatus) PR_EnumerateThreads(PREnumerator func, void *arg)
if (_PT_IS_GCABLE_THREAD(thred))
{
+#if !defined(_PR_DCETHREADS)
PR_ASSERT((thred == me) || (thred->suspend & PT_THREAD_SUSPENDED));
+#endif
PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS,
("In PR_EnumerateThreads callback thread %p thid = %X\n",
thred, thred->id));
@@ -1295,6 +1361,8 @@ PR_IMPLEMENT(PRStatus) PR_EnumerateThreads(PREnumerator func, void *arg)
* proceed until the thread is suspended or resumed.
*/
+#if !defined(_PR_DCETHREADS)
+
/*
* In the signal handler, we can not use condition variable notify or wait.
* This does not work consistently across all pthread platforms. We also can not
@@ -1593,6 +1661,78 @@ PR_IMPLEMENT(void *)PR_GetSP(PRThread *thred)
return thred->sp;
} /* PR_GetSP */
+#else /* !defined(_PR_DCETHREADS) */
+
+static pthread_once_t pt_gc_support_control = pthread_once_init;
+
+/*
+ * For DCE threads, there is no pthread_kill or a way of suspending or resuming a
+ * particular thread. We will just disable the preemption (virtual timer alarm) and
+ * let the executing thread finish the garbage collection. This stops all other threads
+ * (GC able or not) and is very inefficient but there is no other choice.
+ */
+PR_IMPLEMENT(void) PR_SuspendAll()
+{
+ PRIntn rv;
+
+ rv = pthread_once(&pt_gc_support_control, init_pthread_gc_support);
+ PR_ASSERT(0 == rv); /* returns -1 on failure */
+#ifdef DEBUG
+ suspendAllOn = PR_TRUE;
+#endif
+ PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS, ("Begin PR_SuspendAll\n"));
+ /*
+ * turn off preemption - i.e add virtual alarm signal to the set of
+ * blocking signals
+ */
+ rv = sigprocmask(
+ SIG_BLOCK, &javagc_vtalarm_sigmask, &javagc_intsoff_sigmask);
+ PR_ASSERT(0 == rv);
+ suspendAllSuspended = PR_TRUE;
+ PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS, ("End PR_SuspendAll\n"));
+} /* PR_SuspendAll */
+
+PR_IMPLEMENT(void) PR_ResumeAll()
+{
+ PRIntn rv;
+
+ suspendAllSuspended = PR_FALSE;
+ PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS, ("Begin PR_ResumeAll\n"));
+ /* turn on preemption - i.e re-enable virtual alarm signal */
+
+ rv = sigprocmask(SIG_SETMASK, &javagc_intsoff_sigmask, (sigset_t *)NULL);
+ PR_ASSERT(0 == rv);
+#ifdef DEBUG
+ suspendAllOn = PR_FALSE;
+#endif
+
+ PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS, ("End PR_ResumeAll\n"));
+} /* PR_ResumeAll */
+
+/* Return the stack pointer for the given thread- used by the GC */
+PR_IMPLEMENT(void*)PR_GetSP(PRThread *thred)
+{
+ pthread_t tid = thred->id;
+ char *thread_tcb, *top_sp;
+
+ /*
+ * For HPUX DCE threads, pthread_t is a struct with the
+ * following three fields (see pthread.h, dce/cma.h):
+ * cma_t_address field1;
+ * short int field2;
+ * short int field3;
+ * where cma_t_address is typedef'd to be either void*
+ * or char*.
+ */
+ PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS, ("Begin PR_GetSP\n"));
+ thread_tcb = (char*)tid.field1;
+ top_sp = *(char**)(thread_tcb + 128);
+ PR_LOG(_pr_gc_lm, PR_LOG_ALWAYS, ("End PR_GetSP %p \n", top_sp));
+ return top_sp;
+} /* PR_GetSP */
+
+#endif /* !defined(_PR_DCETHREADS) */
+
PR_IMPLEMENT(PRStatus) PR_SetCurrentThreadName(const char *name)
{
PRThread *thread;
@@ -1677,6 +1817,6 @@ PR_IMPLEMENT(const char *) PR_GetThreadName(const PRThread *thread)
return thread->name;
}
-#endif /* defined(_PR_PTHREADS) */
+#endif /* defined(_PR_PTHREADS) || defined(_PR_DCETHREADS) */
/* ptthread.c */
diff --git a/nsprpub/pr/src/threads/prrwlock.c b/nsprpub/pr/src/threads/prrwlock.c
index 1dd9e0a90..2e0f9ea4e 100644
--- a/nsprpub/pr/src/threads/prrwlock.c
+++ b/nsprpub/pr/src/threads/prrwlock.c
@@ -7,7 +7,7 @@
#include <string.h>
-#if defined(HPUX) && defined(_PR_PTHREADS)
+#if defined(HPUX) && defined(_PR_PTHREADS) && !defined(_PR_DCETHREADS)
#include <pthread.h>
#define HAVE_UNIX98_RWLOCK