343 lines
8.3 KiB
C++
343 lines
8.3 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/********************************************************************
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* COPYRIGHT:
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* Copyright (c) 1999-2015, International Business Machines Corporation and
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* others. All Rights Reserved.
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********************************************************************/
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#if defined(hpux)
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# ifndef _INCLUDE_POSIX_SOURCE
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# define _INCLUDE_POSIX_SOURCE
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# endif
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#endif
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/* Define __EXTENSIONS__ for Solaris and old friends in strict mode. */
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#ifndef __EXTENSIONS__
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#define __EXTENSIONS__
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#endif
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// Defines _XOPEN_SOURCE for access to POSIX functions.
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// Must be before any other #includes.
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#include "uposixdefs.h"
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#include "simplethread.h"
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#include "unicode/utypes.h"
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#include "unicode/ustring.h"
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#include "umutex.h"
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#include "cmemory.h"
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#include "cstring.h"
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#include "uparse.h"
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#include "unicode/resbund.h"
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#include "unicode/udata.h"
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#include "unicode/uloc.h"
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#include "unicode/locid.h"
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#include "putilimp.h"
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#include "intltest.h"
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h> // tolower, toupper
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#if U_PLATFORM_USES_ONLY_WIN32_API
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/* Prefer native Windows APIs even if POSIX is implemented (i.e., on Cygwin). */
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# undef POSIX
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#elif U_PLATFORM_IMPLEMENTS_POSIX
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# define POSIX
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#else
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# undef POSIX
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#endif
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/* Needed by z/OS to get usleep */
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#if U_PLATFORM == U_PF_OS390
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#define __DOT1 1
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#ifndef __UU
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# define __UU
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#endif
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#ifndef _XPG4_2
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# define _XPG4_2
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#endif
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#include <unistd.h>
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#endif
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#if defined(POSIX)
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#define HAVE_IMP
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#include <pthread.h>
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#if U_PLATFORM == U_PF_OS390
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#include <sys/types.h>
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#endif
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#if U_PLATFORM != U_PF_OS390
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#include <signal.h>
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#endif
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/* Define _XPG4_2 for Solaris and friends. */
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#ifndef _XPG4_2
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#define _XPG4_2
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#endif
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/* Define __USE_XOPEN_EXTENDED for Linux and glibc. */
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#ifndef __USE_XOPEN_EXTENDED
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#define __USE_XOPEN_EXTENDED
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#endif
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/* Define _INCLUDE_XOPEN_SOURCE_EXTENDED for HP/UX (11?). */
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#ifndef _INCLUDE_XOPEN_SOURCE_EXTENDED
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#define _INCLUDE_XOPEN_SOURCE_EXTENDED
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#endif
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#include <unistd.h>
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#endif
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/* HPUX */
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#ifdef sleep
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#undef sleep
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#endif
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#include "unicode/putil.h"
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/* for mthreadtest*/
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#include "unicode/numfmt.h"
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#include "unicode/choicfmt.h"
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#include "unicode/msgfmt.h"
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#include "unicode/locid.h"
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#include "unicode/ucol.h"
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#include "unicode/calendar.h"
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#include "ucaconf.h"
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#if U_PLATFORM_USES_ONLY_WIN32_API
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#define HAVE_IMP
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# define VC_EXTRALEAN
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# define WIN32_LEAN_AND_MEAN
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# define NOUSER
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# define NOSERVICE
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# define NOIME
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# define NOMCX
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#include <windows.h>
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#include <process.h>
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//-----------------------------------------------------------------------------------
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//
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// class SimpleThread Windows Implementation
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//
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//-----------------------------------------------------------------------------------
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struct Win32ThreadImplementation
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{
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HANDLE fHandle;
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unsigned int fThreadID;
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};
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extern "C" unsigned int __stdcall SimpleThreadProc(void *arg)
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{
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((SimpleThread*)arg)->run();
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return 0;
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}
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SimpleThread::SimpleThread()
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:fImplementation(0)
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{
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Win32ThreadImplementation *imp = new Win32ThreadImplementation;
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imp->fHandle = 0;
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fImplementation = imp;
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}
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SimpleThread::~SimpleThread()
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{
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// Destructor. Because we start the thread running with _beginthreadex(),
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// we own the Windows HANDLE for the thread and must
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// close it here.
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Win32ThreadImplementation *imp = (Win32ThreadImplementation*)fImplementation;
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if (imp != 0) {
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if (imp->fHandle != 0) {
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CloseHandle(imp->fHandle);
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imp->fHandle = 0;
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}
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}
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delete (Win32ThreadImplementation*)fImplementation;
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}
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int32_t SimpleThread::start()
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{
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Win32ThreadImplementation *imp = (Win32ThreadImplementation*)fImplementation;
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if(imp->fHandle != NULL) {
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// The thread appears to have already been started.
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// This is probably an error on the part of our caller.
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return -1;
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}
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imp->fHandle = (HANDLE) _beginthreadex(
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NULL, // Security
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0x20000, // Stack Size
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SimpleThreadProc, // Function to Run
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(void *)this, // Arg List
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0, // initflag. Start running, not suspended
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&imp->fThreadID // thraddr
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);
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if (imp->fHandle == 0) {
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// An error occured
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int err = errno;
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if (err == 0) {
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err = -1;
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}
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return err;
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}
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return 0;
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}
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void SimpleThread::join() {
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Win32ThreadImplementation *imp = (Win32ThreadImplementation*)fImplementation;
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if (imp->fHandle == 0) {
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// No handle, thread must not be running.
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return;
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}
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WaitForSingleObject(imp->fHandle, INFINITE);
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}
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#endif
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//-----------------------------------------------------------------------------------
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//
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// class SimpleThread POSIX implementation
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//
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//-----------------------------------------------------------------------------------
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#if defined(POSIX)
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#define HAVE_IMP
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struct PosixThreadImplementation
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{
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pthread_t fThread;
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};
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extern "C" void* SimpleThreadProc(void *arg)
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{
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// This is the code that is run in the new separate thread.
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SimpleThread *This = (SimpleThread *)arg;
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This->run();
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return 0;
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}
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SimpleThread::SimpleThread()
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{
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PosixThreadImplementation *imp = new PosixThreadImplementation;
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fImplementation = imp;
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}
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SimpleThread::~SimpleThread()
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{
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PosixThreadImplementation *imp = (PosixThreadImplementation*)fImplementation;
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delete imp;
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fImplementation = (void *)0xdeadbeef;
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}
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int32_t SimpleThread::start()
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{
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int32_t rc;
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static pthread_attr_t attr;
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static UBool attrIsInitialized = FALSE;
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PosixThreadImplementation *imp = (PosixThreadImplementation*)fImplementation;
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if (attrIsInitialized == FALSE) {
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rc = pthread_attr_init(&attr);
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#if U_PLATFORM == U_PF_OS390
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{
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int detachstate = 0; // jdc30: detach state of zero causes
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//threads created with this attr to be in
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//an undetached state. An undetached
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//thread will keep its resources after
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//termination.
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pthread_attr_setdetachstate(&attr, &detachstate);
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}
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#else
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// pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
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#endif
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attrIsInitialized = TRUE;
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}
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rc = pthread_create(&(imp->fThread), &attr, &SimpleThreadProc, (void*)this);
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if (rc != 0) {
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// some kind of error occured, the thread did not start.
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}
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return rc;
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}
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void SimpleThread::join() {
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PosixThreadImplementation *imp = (PosixThreadImplementation*)fImplementation;
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pthread_join(imp->fThread, NULL);
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}
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#endif
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// end POSIX
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#ifndef HAVE_IMP
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#error No implementation for threads! Cannot test.
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#endif
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class ThreadPoolThread: public SimpleThread {
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public:
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ThreadPoolThread(ThreadPoolBase *pool, int32_t threadNum) : fPool(pool), fNum(threadNum) {};
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virtual void run() {fPool->callFn(fNum); }
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ThreadPoolBase *fPool;
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int32_t fNum;
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};
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ThreadPoolBase::ThreadPoolBase(IntlTest *test, int32_t howMany) :
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fIntlTest(test), fNumThreads(howMany), fThreads(NULL) {
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fThreads = new SimpleThread *[fNumThreads];
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if (fThreads == NULL) {
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fIntlTest->errln("%s:%d memory allocation failure.", __FILE__, __LINE__);
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return;
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}
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for (int i=0; i<fNumThreads; i++) {
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fThreads[i] = new ThreadPoolThread(this, i);
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if (fThreads[i] == NULL) {
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fIntlTest->errln("%s:%d memory allocation failure.", __FILE__, __LINE__);
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}
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}
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}
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void ThreadPoolBase::start() {
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for (int i=0; i<fNumThreads; i++) {
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if (fThreads && fThreads[i]) {
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fThreads[i]->start();
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}
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}
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}
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void ThreadPoolBase::join() {
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for (int i=0; i<fNumThreads; i++) {
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if (fThreads && fThreads[i]) {
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fThreads[i]->join();
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}
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}
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}
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ThreadPoolBase::~ThreadPoolBase() {
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if (fThreads) {
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for (int i=0; i<fNumThreads; i++) {
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delete fThreads[i];
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fThreads[i] = NULL;
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}
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delete[] fThreads;
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fThreads = NULL;
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}
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}
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