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added an experimental SpinLock class

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This commit is contained in:
hyung-hwan
2018-01-29 10:21:54 +00:00
parent ab98ce632e
commit 11d1344b70
6 changed files with 401 additions and 9 deletions
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4
qse/samples/si/Makefile.am
View File

@ -62,10 +62,12 @@ if ENABLE_CXX
CXXLIB = -lqsesixx -lqsecmnxx
bin_PROGRAMS += thr02
bin_PROGRAMS += thr02 spl02
spl02_SOURCES = spl02.cpp
thr02_SOURCES = thr02.cpp
spl02_LDADD = $(CXXLIB) $(LDADD)
thr02_LDADD = $(CXXLIB) $(LDADD)
endif

26
qse/samples/si/Makefile.in
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@ -95,7 +95,7 @@ bin_PROGRAMS = aio01$(EXEEXT) dir01$(EXEEXT) fio01$(EXEEXT) \
sio02$(EXEEXT) sio03$(EXEEXT) task01$(EXEEXT) thr01$(EXEEXT) \
$(am__EXEEXT_1)
@WCHAR_TRUE@@WIN32_TRUE@am__append_1 = $(UNICOWS_LIBS)
@ENABLE_CXX_TRUE@am__append_2 = thr02
@ENABLE_CXX_TRUE@am__append_2 = thr02 spl02
subdir = samples/si
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/m4/ax_check_sign.m4 \
@ -113,7 +113,7 @@ mkinstalldirs = $(install_sh) -d
CONFIG_HEADER = $(top_builddir)/include/qse/config.h
CONFIG_CLEAN_FILES =
CONFIG_CLEAN_VPATH_FILES =
@ENABLE_CXX_TRUE@am__EXEEXT_1 = thr02$(EXEEXT)
@ENABLE_CXX_TRUE@am__EXEEXT_1 = thr02$(EXEEXT) spl02$(EXEEXT)
am__installdirs = "$(DESTDIR)$(bindir)"
PROGRAMS = $(bin_PROGRAMS)
am_aio01_OBJECTS = aio01.$(OBJEXT)
@ -190,6 +190,12 @@ am_sio03_OBJECTS = sio03.$(OBJEXT)
sio03_OBJECTS = $(am_sio03_OBJECTS)
sio03_LDADD = $(LDADD)
sio03_DEPENDENCIES = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2)
am__spl02_SOURCES_DIST = spl02.cpp
@ENABLE_CXX_TRUE@am_spl02_OBJECTS = spl02.$(OBJEXT)
spl02_OBJECTS = $(am_spl02_OBJECTS)
am__DEPENDENCIES_3 = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2)
@ENABLE_CXX_TRUE@spl02_DEPENDENCIES = $(am__DEPENDENCIES_1) \
@ENABLE_CXX_TRUE@ $(am__DEPENDENCIES_3)
am_task01_OBJECTS = task01.$(OBJEXT)
task01_OBJECTS = $(am_task01_OBJECTS)
task01_LDADD = $(LDADD)
@ -201,7 +207,6 @@ thr01_DEPENDENCIES = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2)
am__thr02_SOURCES_DIST = thr02.cpp
@ENABLE_CXX_TRUE@am_thr02_OBJECTS = thr02.$(OBJEXT)
thr02_OBJECTS = $(am_thr02_OBJECTS)
am__DEPENDENCIES_3 = $(am__DEPENDENCIES_1) $(am__DEPENDENCIES_2)
@ENABLE_CXX_TRUE@thr02_DEPENDENCIES = $(am__DEPENDENCIES_1) \
@ENABLE_CXX_TRUE@ $(am__DEPENDENCIES_3)
AM_V_P = $(am__v_P_@AM_V@)
@ -261,15 +266,15 @@ SOURCES = $(aio01_SOURCES) $(dir01_SOURCES) $(fio01_SOURCES) \
$(fs03_SOURCES) $(glob01_SOURCES) $(log01_SOURCES) \
$(nwad01_SOURCES) $(nwif01_SOURCES) $(nwif02_SOURCES) \
$(pio01_SOURCES) $(rwl01_SOURCES) $(sio01_SOURCES) \
$(sio02_SOURCES) $(sio03_SOURCES) $(task01_SOURCES) \
$(thr01_SOURCES) $(thr02_SOURCES)
$(sio02_SOURCES) $(sio03_SOURCES) $(spl02_SOURCES) \
$(task01_SOURCES) $(thr01_SOURCES) $(thr02_SOURCES)
DIST_SOURCES = $(aio01_SOURCES) $(dir01_SOURCES) $(fio01_SOURCES) \
$(fio02_SOURCES) $(fs01_SOURCES) $(fs02_SOURCES) \
$(fs03_SOURCES) $(glob01_SOURCES) $(log01_SOURCES) \
$(nwad01_SOURCES) $(nwif01_SOURCES) $(nwif02_SOURCES) \
$(pio01_SOURCES) $(rwl01_SOURCES) $(sio01_SOURCES) \
$(sio02_SOURCES) $(sio03_SOURCES) $(task01_SOURCES) \
$(thr01_SOURCES) $(am__thr02_SOURCES_DIST)
$(sio02_SOURCES) $(sio03_SOURCES) $(am__spl02_SOURCES_DIST) \
$(task01_SOURCES) $(thr01_SOURCES) $(am__thr02_SOURCES_DIST)
am__can_run_installinfo = \
case $$AM_UPDATE_INFO_DIR in \
n|no|NO) false;; \
@ -505,7 +510,9 @@ sio03_SOURCES = sio03.c
task01_SOURCES = task01.c
thr01_SOURCES = thr01.c
@ENABLE_CXX_TRUE@CXXLIB = -lqsesixx -lqsecmnxx
@ENABLE_CXX_TRUE@spl02_SOURCES = spl02.cpp
@ENABLE_CXX_TRUE@thr02_SOURCES = thr02.cpp
@ENABLE_CXX_TRUE@spl02_LDADD = $(CXXLIB) $(LDADD)
@ENABLE_CXX_TRUE@thr02_LDADD = $(CXXLIB) $(LDADD)
all: all-am
@ -658,6 +665,10 @@ sio03$(EXEEXT): $(sio03_OBJECTS) $(sio03_DEPENDENCIES) $(EXTRA_sio03_DEPENDENCIE
@rm -f sio03$(EXEEXT)
$(AM_V_CCLD)$(LINK) $(sio03_OBJECTS) $(sio03_LDADD) $(LIBS)
spl02$(EXEEXT): $(spl02_OBJECTS) $(spl02_DEPENDENCIES) $(EXTRA_spl02_DEPENDENCIES)
@rm -f spl02$(EXEEXT)
$(AM_V_CXXLD)$(CXXLINK) $(spl02_OBJECTS) $(spl02_LDADD) $(LIBS)
task01$(EXEEXT): $(task01_OBJECTS) $(task01_DEPENDENCIES) $(EXTRA_task01_DEPENDENCIES)
@rm -f task01$(EXEEXT)
$(AM_V_CCLD)$(LINK) $(task01_OBJECTS) $(task01_LDADD) $(LIBS)
@ -693,6 +704,7 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sio01.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sio02.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/sio03.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/spl02.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/task01.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/thr01.Po@am__quote@
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/thr02.Po@am__quote@

298
qse/samples/si/spl02.cpp Normal file
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@ -0,0 +1,298 @@
#include <qse/si/SpinLock.hpp>
#include <qse/si/Thread.hpp>
#include <qse/si/mtx.h>
#include <qse/si/sio.h>
#include <qse/cmn/mem.h>
#include <locale.h>
#if defined(_WIN32)
# include <windows.h>
#endif
#include <unistd.h>
#include <signal.h>
#include <string.h>
static int g_stopreq = 0;
static QSE::SpinLock g_prmtx;
class MyThread: public QSE::Thread
{
public:
MyThread(): stopreq(0) {}
int main ()
{
int i = 0;
while (!this->stopreq)
{
g_prmtx.lock ();
qse_printf (QSE_T("m %p -> %d\n"), this, i);
g_prmtx.unlock ();
i++;
sleep (1);
}
return i;
}
int stopreq;
};
class Functor
{
public:
int operator() (QSE::Thread* thr)
{
int i = 0;
int* stopreqptr = (int*)thr->getContext();
while (!*stopreqptr)
{
g_prmtx.lock ();
qse_printf (QSE_T("fc %p -> %d\n"), this, i);
g_prmtx.unlock ();
i++;
sleep (1);
}
return i;
}
};
static int func_ptr (QSE::Thread* thr)
{
int i = 0;
int* stopreqptr = (int*)thr->getContext();
while (!*stopreqptr)
{
g_prmtx.lock ();
qse_printf (QSE_T("fp %p -> %d\n"), thr, i);
g_prmtx.unlock ();
i++;
sleep (1);
}
return i;
}
static int test1 (void)
{
int localstopreq = 0;
#if defined(QSE_CPP_CPP11)
auto lambda = [](QSE::Thread* thr)->int
{
int i = 0;
int* stopreqptr = (int*)thr->getContext();
while (!*stopreqptr)
{
g_prmtx.lock ();
qse_printf (QSE_T("l %p -> %d\n"), thr, i);
g_prmtx.unlock ();
i++;
sleep (1);
}
return i;
};
auto lambda_with_capture = [&localstopreq](QSE::Thread* thr)->int
{
int i = 0;
while (!localstopreq)
{
g_prmtx.lock ();
qse_printf (QSE_T("lc %p -> %d\n"), thr, i);
g_prmtx.unlock ();
i++;
sleep (1);
}
return i;
};
#endif
MyThread thr1;
thr1.setStackSize (64000);
if (thr1.start(QSE::Thread::SIGNALS_BLOCKED) <= -1)
{
qse_printf (QSE_T("cannot start thread1\n"));
return -1;
}
QSE::ThreadR thr2;
thr2.setStackSize (64000);
thr2.setContext (&localstopreq);
#if defined(QSE_CPP_CPP11)
// the lambda expression with no capture can be passed as a function pointer
// as long as the signature matches QSE::Thread::ThreadRoutine.
if (thr2.start(lambda, QSE::Thread::SIGNALS_BLOCKED) <= -1)
#else
if (thr2.start(func_ptr, QSE::Thread::SIGNALS_BLOCKED) <= -1)
#endif
{
qse_printf (QSE_T("cannot start thread2\n"));
return -1;
}
#if defined(QSE_CPP_CPP11)
QSE::ThreadF<decltype(lambda)> thr3 (lambda);
thr3.setStackSize (64000);
thr3.setContext (&localstopreq);
if (thr3.start(QSE::Thread::SIGNALS_BLOCKED) <= -1)
{
qse_printf (QSE_T("cannot start thread3\n"));
return -1;
}
// turn a lambda with capture to a thread
QSE::ThreadF<decltype(lambda_with_capture)> thr4 (lambda_with_capture);
thr4.setStackSize (64000);
if (thr4.start(QSE::Thread::SIGNALS_BLOCKED) <= -1)
{
qse_printf (QSE_T("cannot start thread4\n"));
return -1;
}
QSE::ThreadL<int(QSE::Thread*)> thr5;
thr5.setStackSize (64000);
if (thr5.start(
([&localstopreq, &thr5](QSE::Thread* thr) {
int i = 0;
while (!localstopreq)
{
g_prmtx.lock ();
qse_printf (QSE_T("tl %p -> %d\n"), thr, i);
g_prmtx.unlock ();
i++;
sleep (1);
}
return i;
}),
QSE::Thread::SIGNALS_BLOCKED) <= -1)
{
qse_printf (QSE_T("cannot start thread5\n"));
return -1;
}
#endif
// turn a functor to a thread
QSE::ThreadF<Functor> thr6;
thr6.setStackSize (64000);
thr6.setContext (&localstopreq);
if (thr6.start(QSE::Thread::SIGNALS_BLOCKED) <= -1)
{
qse_printf (QSE_T("cannot start thread6\n"));
return -1;
}
while (!g_stopreq)
{
if (thr1.getState() == QSE::Thread::TERMINATED &&
thr2.getState() == QSE::Thread::TERMINATED &&
#if defined(QSE_CPP_CPP11)
thr3.getState() == QSE::Thread::TERMINATED &&
thr4.getState() == QSE::Thread::TERMINATED &&
thr5.getState() == QSE::Thread::TERMINATED &&
#endif
thr6.getState() == QSE::Thread::TERMINATED) break;
sleep (1);
}
if (g_stopreq)
{
localstopreq = 1;
thr1.stopreq = 1;
}
thr1.join ();
thr2.join ();
#if defined(QSE_CPP_CPP11)
thr3.join ();
thr4.join ();
thr5.join ();
#endif
thr6.join ();
qse_printf (QSE_T("thread1 ended with retcode %d\n"), thr1.getReturnCode());
qse_printf (QSE_T("thread2 ended with retcode %d\n"), thr2.getReturnCode());
#if defined(QSE_CPP_CPP11)
qse_printf (QSE_T("thread3 ended with retcode %d\n"), thr3.getReturnCode());
qse_printf (QSE_T("thread4 ended with retcode %d\n"), thr4.getReturnCode());
qse_printf (QSE_T("thread5 ended with retcode %d\n"), thr5.getReturnCode());
#endif
qse_printf (QSE_T("thread6 ended with retcode %d\n"), thr6.getReturnCode());
return 0;
}
static void handle_sigint (int sig, siginfo_t* siginfo, void* ctx)
{
g_stopreq = 1;
}
static void set_signal (int sig, void(*handler)(int, siginfo_t*, void*))
{
struct sigaction sa;
memset (&sa, 0, sizeof(sa));
/*sa.sa_handler = handler;*/
sa.sa_flags = SA_SIGINFO;
sa.sa_sigaction = handler;
sigemptyset (&sa.sa_mask);
sigaction (sig, &sa, NULL);
}
static void set_signal_to_default (int sig)
{
struct sigaction sa;
memset (&sa, 0, sizeof(sa));
sa.sa_handler = SIG_DFL;
sa.sa_flags = 0;
sigemptyset (&sa.sa_mask);
sigaction (sig, &sa, NULL);
}
int main ()
{
#if defined(_WIN32)
char locale[100];
UINT codepage = GetConsoleOutputCP();
if (codepage == CP_UTF8)
{
/*SetConsoleOUtputCP (CP_UTF8);*/
qse_setdflcmgrbyid (QSE_CMGR_UTF8);
}
else
{
sprintf (locale, ".%u", (unsigned int)codepage);
setlocale (LC_ALL, locale);
/*qse_setdflcmgrbyid (QSE_CMGR_SLMB);*/
}
#else
setlocale (LC_ALL, "");
/*qse_setdflcmgrbyid (QSE_CMGR_SLMB);*/
#endif
set_signal (SIGINT, handle_sigint);
qse_open_stdsios ();
test1();
qse_close_stdsios ();
set_signal_to_default (SIGINT);
return 0;
}