separated process execution code into `ProcessExecutor` (#4249)
This commit is contained in:
Oliver Stöneberg
GitHub
parent
e0bc871bae
commit
b51aea5531
24
Makefile
24
Makefile
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@ -77,6 +77,8 @@ else # !WINNT
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endif # !CPPCHK_GLIBCXX_DEBUG
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endif # GNU/kFreeBSD
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LDFLAGS=-pthread
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endif # WINNT
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ifdef CYGWIN
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@ -207,8 +209,10 @@ EXTOBJ = externals/simplecpp/simplecpp.o \
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CLIOBJ = cli/cmdlineparser.o \
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cli/cppcheckexecutor.o \
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cli/executor.o \
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cli/filelister.o \
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cli/main.o \
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cli/processexecutor.o \
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cli/threadexecutor.o
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TESTOBJ = test/options.o \
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@ -247,6 +251,7 @@ TESTOBJ = test/options.o \
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test/testplatform.o \
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test/testpostfixoperator.o \
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test/testpreprocessor.o \
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test/testprocessexecutor.o \
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test/testrunner.o \
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test/testsimplifytemplate.o \
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test/testsimplifytokens.o \
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@ -285,7 +290,7 @@ cppcheck: $(LIBOBJ) $(CLIOBJ) $(EXTOBJ)
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all: cppcheck testrunner
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testrunner: $(TESTOBJ) $(LIBOBJ) $(EXTOBJ) cli/threadexecutor.o cli/cmdlineparser.o cli/cppcheckexecutor.o cli/filelister.o
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testrunner: $(TESTOBJ) $(LIBOBJ) $(EXTOBJ) cli/executor.o cli/processexecutor.o cli/threadexecutor.o cli/cmdlineparser.o cli/cppcheckexecutor.o cli/filelister.o
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$(CXX) $(CPPFLAGS) $(CXXFLAGS) -o $@ $^ $(LIBS) $(LDFLAGS) $(RDYNAMIC)
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test: all
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@ -567,16 +572,22 @@ $(libcppdir)/valueflow.o: lib/valueflow.cpp lib/analyzer.h lib/astutils.h lib/ca
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cli/cmdlineparser.o: cli/cmdlineparser.cpp cli/cmdlineparser.h cli/cppcheckexecutor.h cli/filelister.h externals/tinyxml2/tinyxml2.h lib/check.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/path.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/timer.h lib/utils.h
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$(CXX) ${INCLUDE_FOR_CLI} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o cli/cmdlineparser.o cli/cmdlineparser.cpp
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cli/cppcheckexecutor.o: cli/cppcheckexecutor.cpp cli/cmdlineparser.h cli/cppcheckexecutor.h cli/filelister.h cli/threadexecutor.h externals/simplecpp/simplecpp.h lib/analyzerinfo.h lib/check.h lib/checkunusedfunctions.h lib/color.h lib/config.h lib/cppcheck.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/path.h lib/pathmatch.h lib/platform.h lib/preprocessor.h lib/settings.h lib/standards.h lib/suppressions.h lib/timer.h lib/utils.h
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cli/cppcheckexecutor.o: cli/cppcheckexecutor.cpp cli/cmdlineparser.h cli/cppcheckexecutor.h cli/executor.h cli/filelister.h cli/processexecutor.h cli/threadexecutor.h externals/simplecpp/simplecpp.h lib/analyzerinfo.h lib/check.h lib/checkunusedfunctions.h lib/color.h lib/config.h lib/cppcheck.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/path.h lib/pathmatch.h lib/platform.h lib/preprocessor.h lib/settings.h lib/standards.h lib/suppressions.h lib/timer.h lib/utils.h
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$(CXX) ${INCLUDE_FOR_CLI} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o cli/cppcheckexecutor.o cli/cppcheckexecutor.cpp
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cli/executor.o: cli/executor.cpp cli/executor.h
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$(CXX) ${INCLUDE_FOR_CLI} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o cli/executor.o cli/executor.cpp
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cli/filelister.o: cli/filelister.cpp cli/filelister.h lib/config.h lib/path.h lib/pathmatch.h lib/utils.h
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$(CXX) ${INCLUDE_FOR_CLI} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o cli/filelister.o cli/filelister.cpp
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cli/main.o: cli/main.cpp cli/cppcheckexecutor.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/suppressions.h
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$(CXX) ${INCLUDE_FOR_CLI} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o cli/main.o cli/main.cpp
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cli/threadexecutor.o: cli/threadexecutor.cpp cli/cppcheckexecutor.h cli/threadexecutor.h lib/analyzerinfo.h lib/check.h lib/color.h lib/config.h lib/cppcheck.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/timer.h lib/utils.h
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cli/processexecutor.o: cli/processexecutor.cpp cli/cppcheckexecutor.h cli/executor.h cli/processexecutor.h lib/analyzerinfo.h lib/check.h lib/color.h lib/config.h lib/cppcheck.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/timer.h lib/utils.h
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$(CXX) ${INCLUDE_FOR_CLI} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o cli/processexecutor.o cli/processexecutor.cpp
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cli/threadexecutor.o: cli/threadexecutor.cpp cli/cppcheckexecutor.h cli/executor.h cli/threadexecutor.h lib/analyzerinfo.h lib/check.h lib/color.h lib/config.h lib/cppcheck.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/timer.h lib/utils.h
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$(CXX) ${INCLUDE_FOR_CLI} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o cli/threadexecutor.o cli/threadexecutor.cpp
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test/options.o: test/options.cpp test/options.h
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@ -687,6 +698,9 @@ test/testpostfixoperator.o: test/testpostfixoperator.cpp lib/check.h lib/checkpo
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test/testpreprocessor.o: test/testpreprocessor.cpp externals/simplecpp/simplecpp.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/preprocessor.h lib/settings.h lib/standards.h lib/suppressions.h lib/timer.h lib/utils.h test/testsuite.h
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$(CXX) ${INCLUDE_FOR_TEST} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o test/testpreprocessor.o test/testpreprocessor.cpp
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test/testprocessexecutor.o: test/testprocessexecutor.cpp cli/executor.h cli/processexecutor.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/templatesimplifier.h lib/timer.h lib/token.h lib/tokenize.h lib/tokenlist.h lib/utils.h lib/valueflow.h test/testsuite.h test/testutils.h
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$(CXX) ${INCLUDE_FOR_TEST} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o test/testprocessexecutor.o test/testprocessexecutor.cpp
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test/testrunner.o: test/testrunner.cpp externals/simplecpp/simplecpp.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/preprocessor.h lib/suppressions.h test/options.h test/testsuite.h
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$(CXX) ${INCLUDE_FOR_TEST} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o test/testrunner.o test/testrunner.cpp
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@ -717,13 +731,13 @@ test/testsuite.o: test/testsuite.cpp lib/color.h lib/config.h lib/errorlogger.h
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test/testsummaries.o: test/testsummaries.cpp lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/summaries.h lib/suppressions.h lib/templatesimplifier.h lib/timer.h lib/token.h lib/tokenize.h lib/tokenlist.h lib/utils.h lib/valueflow.h test/testsuite.h
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$(CXX) ${INCLUDE_FOR_TEST} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o test/testsummaries.o test/testsummaries.cpp
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test/testsuppressions.o: test/testsuppressions.cpp cli/threadexecutor.h lib/analyzerinfo.h lib/check.h lib/color.h lib/config.h lib/cppcheck.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/templatesimplifier.h lib/timer.h lib/token.h lib/tokenize.h lib/tokenlist.h lib/utils.h lib/valueflow.h test/testsuite.h test/testutils.h
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test/testsuppressions.o: test/testsuppressions.cpp cli/executor.h cli/threadexecutor.h lib/analyzerinfo.h lib/check.h lib/color.h lib/config.h lib/cppcheck.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/templatesimplifier.h lib/timer.h lib/token.h lib/tokenize.h lib/tokenlist.h lib/utils.h lib/valueflow.h test/testsuite.h test/testutils.h
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$(CXX) ${INCLUDE_FOR_TEST} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o test/testsuppressions.o test/testsuppressions.cpp
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test/testsymboldatabase.o: test/testsymboldatabase.cpp externals/tinyxml2/tinyxml2.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/sourcelocation.h lib/standards.h lib/suppressions.h lib/symboldatabase.h lib/templatesimplifier.h lib/timer.h lib/token.h lib/tokenize.h lib/tokenlist.h lib/utils.h lib/valueflow.h test/testsuite.h test/testutils.h
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$(CXX) ${INCLUDE_FOR_TEST} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o test/testsymboldatabase.o test/testsymboldatabase.cpp
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test/testthreadexecutor.o: test/testthreadexecutor.cpp cli/threadexecutor.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/templatesimplifier.h lib/timer.h lib/token.h lib/tokenize.h lib/tokenlist.h lib/utils.h lib/valueflow.h test/testsuite.h test/testutils.h
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test/testthreadexecutor.o: test/testthreadexecutor.cpp cli/executor.h cli/threadexecutor.h lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/importproject.h lib/library.h lib/mathlib.h lib/platform.h lib/settings.h lib/standards.h lib/suppressions.h lib/templatesimplifier.h lib/timer.h lib/token.h lib/tokenize.h lib/tokenlist.h lib/utils.h lib/valueflow.h test/testsuite.h test/testutils.h
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$(CXX) ${INCLUDE_FOR_TEST} $(CPPFLAGS) $(CPPFILESDIR) $(CXXFLAGS) $(UNDEF_STRICT_ANSI) -c -o test/testthreadexecutor.o test/testthreadexecutor.cpp
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test/testtimer.o: test/testtimer.cpp lib/color.h lib/config.h lib/errorlogger.h lib/errortypes.h lib/suppressions.h lib/timer.h test/testsuite.h
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@ -39,9 +39,7 @@ endif()
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if(tinyxml2_FOUND AND NOT USE_BUNDLED_TINYXML2)
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target_link_libraries(cppcheck ${tinyxml2_LIBRARIES})
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endif()
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if (USE_THREADS)
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target_link_libraries(cppcheck ${CMAKE_THREAD_LIBS_INIT})
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endif()
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target_link_libraries(cppcheck ${CMAKE_THREAD_LIBS_INIT})
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add_dependencies(cppcheck copy_cfg)
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add_dependencies(cppcheck copy_addons)
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@ -407,7 +407,9 @@
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<ClInclude Include="..\lib\config.h" />
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<ClInclude Include="cmdlineparser.h" />
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<ClInclude Include="cppcheckexecutor.h" />
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<ClInclude Include="executor.h" />
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<ClInclude Include="filelister.h" />
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<ClInclude Include="processexecutor.h" />
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<ClInclude Include="threadexecutor.h" />
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</ItemGroup>
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<ItemGroup>
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@ -418,8 +420,10 @@
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<ItemGroup>
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<ClCompile Include="cmdlineparser.cpp" />
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<ClCompile Include="cppcheckexecutor.cpp" />
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<ClCompile Include="executor.cpp" />
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<ClCompile Include="filelister.cpp" />
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<ClCompile Include="main.cpp" />
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<ClCompile Include="processexecutor.cpp" />
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<ClCompile Include="threadexecutor.cpp" />
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</ItemGroup>
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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@ -36,6 +36,12 @@
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#include "utils.h"
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#include "checkunusedfunctions.h"
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#if defined(THREADING_MODEL_THREAD)
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#include "threadexecutor.h"
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#elif defined(THREADING_MODEL_FORK)
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#include "processexecutor.h"
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#endif
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#include <algorithm>
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#include <atomic>
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#include <csignal>
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@ -972,8 +978,11 @@ int CppCheckExecutor::check_internal(CppCheck& cppcheck)
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} else if (!ThreadExecutor::isEnabled()) {
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std::cout << "No thread support yet implemented for this platform." << std::endl;
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} else {
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// Multiple processes
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#if defined(THREADING_MODEL_THREAD)
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ThreadExecutor executor(mFiles, settings, *this);
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#elif defined(THREADING_MODEL_FORK)
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ProcessExecutor executor(mFiles, settings, *this);
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#endif
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returnValue = executor.check();
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}
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@ -0,0 +1,30 @@
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/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2022 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "executor.h"
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Executor::Executor(const std::map<std::string, std::size_t> &files, Settings &settings, ErrorLogger &errorLogger)
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: mFiles(files), mSettings(settings), mErrorLogger(errorLogger)
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{}
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Executor::~Executor()
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{}
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bool Executor::isEnabled() {
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return true;
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}
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@ -0,0 +1,60 @@
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/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2022 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EXECUTOR_H
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#define EXECUTOR_H
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#include <cstddef>
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#include <list>
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#include <map>
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#include <string>
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class Settings;
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class ErrorLogger;
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/// @addtogroup CLI
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/// @{
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/**
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* This class will take a list of filenames and settings and check then
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* all files using threads.
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*/
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class Executor {
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public:
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Executor(const std::map<std::string, std::size_t> &files, Settings &settings, ErrorLogger &errorLogger);
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Executor(const Executor &) = delete;
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virtual ~Executor();
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void operator=(const Executor &) = delete;
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virtual unsigned int check() = 0;
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/**
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* @return true if support for threads exist.
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*/
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static bool isEnabled();
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protected:
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const std::map<std::string, std::size_t> &mFiles;
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Settings &mSettings;
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ErrorLogger &mErrorLogger;
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std::list<std::string> mErrorList;
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};
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/// @}
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#endif // EXECUTOR_H
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@ -0,0 +1,383 @@
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/*
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* Cppcheck - A tool for static C/C++ code analysis
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* Copyright (C) 2007-2022 Cppcheck team.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
|
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "processexecutor.h"
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#if !defined(WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__)
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#include "color.h"
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#include "config.h"
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#include "cppcheck.h"
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#include "cppcheckexecutor.h"
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#include "errorlogger.h"
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#include "errortypes.h"
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#include "importproject.h"
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#include "settings.h"
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#include "suppressions.h"
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#include <algorithm>
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#include <cerrno>
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#include <csignal>
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#include <cstdlib>
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#include <cstring>
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#include <fcntl.h>
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#include <functional>
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#include <iostream>
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#include <list>
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#include <sys/select.h>
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#include <sys/wait.h>
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#include <unistd.h>
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#include <utility>
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#ifdef __SVR4 // Solaris
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#include <sys/loadavg.h>
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#endif
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#if defined(__linux__)
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#include <sys/prctl.h>
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#endif
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// NOLINTNEXTLINE(misc-unused-using-decls) - required for FD_ZERO
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using std::memset;
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ProcessExecutor::ProcessExecutor(const std::map<std::string, std::size_t> &files, Settings &settings, ErrorLogger &errorLogger)
|
||||
: Executor(files, settings, errorLogger)
|
||||
{}
|
||||
|
||||
ProcessExecutor::~ProcessExecutor()
|
||||
{}
|
||||
|
||||
class PipeWriter : public ErrorLogger {
|
||||
public:
|
||||
enum PipeSignal {REPORT_OUT='1',REPORT_ERROR='2', REPORT_INFO='3', REPORT_VERIFICATION='4', CHILD_END='5'};
|
||||
|
||||
explicit PipeWriter(int pipe) : mWpipe(pipe) {}
|
||||
|
||||
void reportOut(const std::string &outmsg, Color c) override {
|
||||
writeToPipe(REPORT_OUT, ::toString(c) + outmsg + ::toString(Color::Reset));
|
||||
}
|
||||
|
||||
void reportErr(const ErrorMessage &msg) override {
|
||||
report(msg, MessageType::REPORT_ERROR);
|
||||
}
|
||||
|
||||
void reportInfo(const ErrorMessage &msg) override {
|
||||
report(msg, MessageType::REPORT_INFO);
|
||||
}
|
||||
|
||||
void writeEnd(const std::string& str) {
|
||||
writeToPipe(CHILD_END, str);
|
||||
}
|
||||
|
||||
private:
|
||||
enum class MessageType {REPORT_ERROR, REPORT_INFO};
|
||||
|
||||
void report(const ErrorMessage &msg, MessageType msgType) {
|
||||
PipeSignal pipeSignal;
|
||||
switch (msgType) {
|
||||
case MessageType::REPORT_ERROR:
|
||||
pipeSignal = REPORT_ERROR;
|
||||
break;
|
||||
case MessageType::REPORT_INFO:
|
||||
pipeSignal = REPORT_INFO;
|
||||
break;
|
||||
}
|
||||
|
||||
writeToPipe(pipeSignal, msg.serialize());
|
||||
}
|
||||
|
||||
void writeToPipe(PipeSignal type, const std::string &data)
|
||||
{
|
||||
unsigned int len = static_cast<unsigned int>(data.length() + 1);
|
||||
char *out = new char[len + 1 + sizeof(len)];
|
||||
out[0] = static_cast<char>(type);
|
||||
std::memcpy(&(out[1]), &len, sizeof(len));
|
||||
std::memcpy(&(out[1+sizeof(len)]), data.c_str(), len);
|
||||
if (write(mWpipe, out, len + 1 + sizeof(len)) <= 0) {
|
||||
delete[] out;
|
||||
out = nullptr;
|
||||
std::cerr << "#### ThreadExecutor::writeToPipe, Failed to write to pipe" << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
delete[] out;
|
||||
}
|
||||
|
||||
const int mWpipe;
|
||||
};
|
||||
|
||||
int ProcessExecutor::handleRead(int rpipe, unsigned int &result)
|
||||
{
|
||||
char type = 0;
|
||||
if (read(rpipe, &type, 1) <= 0) {
|
||||
if (errno == EAGAIN)
|
||||
return 0;
|
||||
|
||||
// need to increment so a missing pipe (i.e. premature exit of forked process) results in an error exitcode
|
||||
++result;
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (type != PipeWriter::REPORT_OUT && type != PipeWriter::REPORT_ERROR && type != PipeWriter::REPORT_INFO && type != PipeWriter::CHILD_END) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, type was:" << type << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
unsigned int len = 0;
|
||||
if (read(rpipe, &len, sizeof(len)) <= 0) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, type was:" << type << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
// Don't rely on incoming data being null-terminated.
|
||||
// Allocate +1 element and null-terminate the buffer.
|
||||
char *buf = new char[len + 1];
|
||||
const ssize_t readIntoBuf = read(rpipe, buf, len);
|
||||
if (readIntoBuf <= 0) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, type was:" << type << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
buf[readIntoBuf] = 0;
|
||||
|
||||
if (type == PipeWriter::REPORT_OUT) {
|
||||
mErrorLogger.reportOut(buf);
|
||||
} else if (type == PipeWriter::REPORT_ERROR || type == PipeWriter::REPORT_INFO) {
|
||||
ErrorMessage msg;
|
||||
try {
|
||||
msg.deserialize(buf);
|
||||
} catch (const InternalError& e) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, internal error:" << e.errorMessage << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
if (!mSettings.nomsg.isSuppressed(msg.toSuppressionsErrorMessage())) {
|
||||
// Alert only about unique errors
|
||||
std::string errmsg = msg.toString(mSettings.verbose);
|
||||
if (std::find(mErrorList.begin(), mErrorList.end(), errmsg) == mErrorList.end()) {
|
||||
mErrorList.emplace_back(errmsg);
|
||||
if (type == PipeWriter::REPORT_ERROR)
|
||||
mErrorLogger.reportErr(msg);
|
||||
else
|
||||
mErrorLogger.reportInfo(msg);
|
||||
}
|
||||
}
|
||||
} else if (type == PipeWriter::CHILD_END) {
|
||||
std::istringstream iss(buf);
|
||||
unsigned int fileResult = 0;
|
||||
iss >> fileResult;
|
||||
result += fileResult;
|
||||
delete[] buf;
|
||||
return -1;
|
||||
}
|
||||
|
||||
delete[] buf;
|
||||
return 1;
|
||||
}
|
||||
|
||||
bool ProcessExecutor::checkLoadAverage(size_t nchildren)
|
||||
{
|
||||
#if defined(__CYGWIN__) || defined(__QNX__) || defined(__HAIKU__) // getloadavg() is unsupported on Cygwin, Qnx, Haiku.
|
||||
(void)nchildren;
|
||||
return true;
|
||||
#else
|
||||
if (!nchildren || !mSettings.loadAverage) {
|
||||
return true;
|
||||
}
|
||||
|
||||
double sample(0);
|
||||
if (getloadavg(&sample, 1) != 1) {
|
||||
// disable load average checking on getloadavg error
|
||||
return true;
|
||||
} else if (sample < mSettings.loadAverage) {
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
unsigned int ProcessExecutor::check()
|
||||
{
|
||||
unsigned int fileCount = 0;
|
||||
unsigned int result = 0;
|
||||
|
||||
std::size_t totalfilesize = 0;
|
||||
for (std::map<std::string, std::size_t>::const_iterator i = mFiles.begin(); i != mFiles.end(); ++i) {
|
||||
totalfilesize += i->second;
|
||||
}
|
||||
|
||||
std::list<int> rpipes;
|
||||
std::map<pid_t, std::string> childFile;
|
||||
std::map<int, std::string> pipeFile;
|
||||
std::size_t processedsize = 0;
|
||||
std::map<std::string, std::size_t>::const_iterator iFile = mFiles.begin();
|
||||
std::list<ImportProject::FileSettings>::const_iterator iFileSettings = mSettings.project.fileSettings.begin();
|
||||
for (;;) {
|
||||
// Start a new child
|
||||
size_t nchildren = childFile.size();
|
||||
if ((iFile != mFiles.end() || iFileSettings != mSettings.project.fileSettings.end()) && nchildren < mSettings.jobs && checkLoadAverage(nchildren)) {
|
||||
int pipes[2];
|
||||
if (pipe(pipes) == -1) {
|
||||
std::cerr << "#### ThreadExecutor::check, pipe() failed: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
int flags = 0;
|
||||
if ((flags = fcntl(pipes[0], F_GETFL, 0)) < 0) {
|
||||
std::cerr << "#### ThreadExecutor::check, fcntl(F_GETFL) failed: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
if (fcntl(pipes[0], F_SETFL, flags | O_NONBLOCK) < 0) {
|
||||
std::cerr << "#### ThreadExecutor::check, fcntl(F_SETFL) failed: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
pid_t pid = fork();
|
||||
if (pid < 0) {
|
||||
// Error
|
||||
std::cerr << "#### ThreadExecutor::check, Failed to create child process: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
} else if (pid == 0) {
|
||||
#if defined(__linux__)
|
||||
prctl(PR_SET_PDEATHSIG, SIGHUP);
|
||||
#endif
|
||||
close(pipes[0]);
|
||||
|
||||
PipeWriter pipewriter(pipes[1]);
|
||||
CppCheck fileChecker(pipewriter, false, CppCheckExecutor::executeCommand);
|
||||
fileChecker.settings() = mSettings;
|
||||
unsigned int resultOfCheck = 0;
|
||||
|
||||
if (iFileSettings != mSettings.project.fileSettings.end()) {
|
||||
resultOfCheck = fileChecker.check(*iFileSettings);
|
||||
} else {
|
||||
// Read file from a file
|
||||
resultOfCheck = fileChecker.check(iFile->first);
|
||||
}
|
||||
|
||||
std::ostringstream oss;
|
||||
oss << resultOfCheck;
|
||||
pipewriter.writeEnd(oss.str());
|
||||
std::exit(EXIT_SUCCESS);
|
||||
}
|
||||
|
||||
close(pipes[1]);
|
||||
rpipes.push_back(pipes[0]);
|
||||
if (iFileSettings != mSettings.project.fileSettings.end()) {
|
||||
childFile[pid] = iFileSettings->filename + ' ' + iFileSettings->cfg;
|
||||
pipeFile[pipes[0]] = iFileSettings->filename + ' ' + iFileSettings->cfg;
|
||||
++iFileSettings;
|
||||
} else {
|
||||
childFile[pid] = iFile->first;
|
||||
pipeFile[pipes[0]] = iFile->first;
|
||||
++iFile;
|
||||
}
|
||||
}
|
||||
if (!rpipes.empty()) {
|
||||
fd_set rfds;
|
||||
FD_ZERO(&rfds);
|
||||
for (std::list<int>::const_iterator rp = rpipes.begin(); rp != rpipes.end(); ++rp)
|
||||
FD_SET(*rp, &rfds);
|
||||
struct timeval tv; // for every second polling of load average condition
|
||||
tv.tv_sec = 1;
|
||||
tv.tv_usec = 0;
|
||||
int r = select(*std::max_element(rpipes.begin(), rpipes.end()) + 1, &rfds, nullptr, nullptr, &tv);
|
||||
|
||||
if (r > 0) {
|
||||
std::list<int>::iterator rp = rpipes.begin();
|
||||
while (rp != rpipes.end()) {
|
||||
if (FD_ISSET(*rp, &rfds)) {
|
||||
int readRes = handleRead(*rp, result);
|
||||
if (readRes == -1) {
|
||||
std::size_t size = 0;
|
||||
std::map<int, std::string>::iterator p = pipeFile.find(*rp);
|
||||
if (p != pipeFile.end()) {
|
||||
std::string name = p->second;
|
||||
pipeFile.erase(p);
|
||||
std::map<std::string, std::size_t>::const_iterator fs = mFiles.find(name);
|
||||
if (fs != mFiles.end()) {
|
||||
size = fs->second;
|
||||
}
|
||||
}
|
||||
|
||||
fileCount++;
|
||||
processedsize += size;
|
||||
if (!mSettings.quiet)
|
||||
CppCheckExecutor::reportStatus(fileCount, mFiles.size() + mSettings.project.fileSettings.size(), processedsize, totalfilesize);
|
||||
|
||||
close(*rp);
|
||||
rp = rpipes.erase(rp);
|
||||
} else
|
||||
++rp;
|
||||
} else
|
||||
++rp;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!childFile.empty()) {
|
||||
int stat = 0;
|
||||
pid_t child = waitpid(0, &stat, WNOHANG);
|
||||
if (child > 0) {
|
||||
std::string childname;
|
||||
std::map<pid_t, std::string>::iterator c = childFile.find(child);
|
||||
if (c != childFile.end()) {
|
||||
childname = c->second;
|
||||
childFile.erase(c);
|
||||
}
|
||||
|
||||
if (WIFEXITED(stat)) {
|
||||
const int exitstatus = WEXITSTATUS(stat);
|
||||
if (exitstatus != EXIT_SUCCESS) {
|
||||
std::ostringstream oss;
|
||||
oss << "Child process exited with " << exitstatus;
|
||||
reportInternalChildErr(childname, oss.str());
|
||||
}
|
||||
} else if (WIFSIGNALED(stat)) {
|
||||
std::ostringstream oss;
|
||||
oss << "Child process crashed with signal " << WTERMSIG(stat);
|
||||
reportInternalChildErr(childname, oss.str());
|
||||
}
|
||||
}
|
||||
}
|
||||
if (iFile == mFiles.end() && iFileSettings == mSettings.project.fileSettings.end() && rpipes.empty() && childFile.empty()) {
|
||||
// All done
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
void ProcessExecutor::reportInternalChildErr(const std::string &childname, const std::string &msg)
|
||||
{
|
||||
std::list<ErrorMessage::FileLocation> locations;
|
||||
locations.emplace_back(childname, 0, 0);
|
||||
const ErrorMessage errmsg(locations,
|
||||
emptyString,
|
||||
Severity::error,
|
||||
"Internal error: " + msg,
|
||||
"cppcheckError",
|
||||
Certainty::normal);
|
||||
|
||||
if (!mSettings.nomsg.isSuppressed(errmsg.toSuppressionsErrorMessage()))
|
||||
mErrorLogger.reportErr(errmsg);
|
||||
}
|
||||
|
||||
#endif // !WIN32
|
||||
|
|
@ -0,0 +1,72 @@
|
|||
/*
|
||||
* Cppcheck - A tool for static C/C++ code analysis
|
||||
* Copyright (C) 2007-2022 Cppcheck team.
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#ifndef PROCESSEXECUTOR_H
|
||||
#define PROCESSEXECUTOR_H
|
||||
|
||||
#include "executor.h"
|
||||
|
||||
#include <cstddef>
|
||||
#include <map>
|
||||
#include <string>
|
||||
|
||||
class Settings;
|
||||
class ErrorLogger;
|
||||
|
||||
/// @addtogroup CLI
|
||||
/// @{
|
||||
|
||||
/**
|
||||
* This class will take a list of filenames and settings and check then
|
||||
* all files using threads.
|
||||
*/
|
||||
class ProcessExecutor : public Executor {
|
||||
public:
|
||||
ProcessExecutor(const std::map<std::string, std::size_t> &files, Settings &settings, ErrorLogger &errorLogger);
|
||||
ProcessExecutor(const ProcessExecutor &) = delete;
|
||||
~ProcessExecutor();
|
||||
void operator=(const ProcessExecutor &) = delete;
|
||||
|
||||
unsigned int check() override;
|
||||
|
||||
private:
|
||||
/**
|
||||
* Read from the pipe, parse and handle what ever is in there.
|
||||
*@return -1 in case of error
|
||||
* 0 if there is nothing in the pipe to be read
|
||||
* 1 if we did read something
|
||||
*/
|
||||
int handleRead(int rpipe, unsigned int &result);
|
||||
|
||||
/**
|
||||
* @brief Check load average condition
|
||||
* @param nchildren - count of currently ran children
|
||||
* @return true - if new process can be started
|
||||
*/
|
||||
bool checkLoadAverage(size_t nchildren);
|
||||
|
||||
/**
|
||||
* @brief Reports internal errors related to child processes
|
||||
* @param msg The error message
|
||||
*/
|
||||
void reportInternalChildErr(const std::string &childname, const std::string &msg);
|
||||
};
|
||||
|
||||
/// @}
|
||||
|
||||
#endif // PROCESSEXECUTOR_H
|
||||
|
|
@ -29,379 +29,33 @@
|
|||
#include <algorithm>
|
||||
#include <cstdlib>
|
||||
#include <functional>
|
||||
#include <iostream>
|
||||
#include <utility>
|
||||
|
||||
#ifdef __SVR4 // Solaris
|
||||
#include <sys/loadavg.h>
|
||||
#endif
|
||||
|
||||
#ifdef THREADING_MODEL_FORK
|
||||
#include "config.h"
|
||||
#include "errortypes.h"
|
||||
|
||||
#if defined(__linux__)
|
||||
#include <sys/prctl.h>
|
||||
#endif
|
||||
#include <cerrno>
|
||||
#include <cstring>
|
||||
#include <sys/select.h>
|
||||
#include <sys/wait.h>
|
||||
#include <fcntl.h>
|
||||
#include <csignal>
|
||||
#include <unistd.h>
|
||||
|
||||
// NOLINTNEXTLINE(misc-unused-using-decls) - required for FD_ZERO
|
||||
using std::memset;
|
||||
#endif
|
||||
|
||||
#ifdef THREADING_MODEL_THREAD
|
||||
#include <future>
|
||||
#include <iostream>
|
||||
#include <list>
|
||||
#include <numeric>
|
||||
#endif
|
||||
#include <mutex>
|
||||
#include <system_error>
|
||||
#include <utility>
|
||||
#include <vector>
|
||||
|
||||
ThreadExecutor::ThreadExecutor(const std::map<std::string, std::size_t> &files, Settings &settings, ErrorLogger &errorLogger)
|
||||
: mFiles(files), mSettings(settings), mErrorLogger(errorLogger)
|
||||
: Executor(files, settings, errorLogger)
|
||||
{}
|
||||
|
||||
ThreadExecutor::~ThreadExecutor()
|
||||
{}
|
||||
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
////// This code is for platforms that support fork() only ////////////////////
|
||||
///////////////////////////////////////////////////////////////////////////////
|
||||
|
||||
#if defined(THREADING_MODEL_FORK)
|
||||
|
||||
class PipeWriter : public ErrorLogger {
|
||||
public:
|
||||
enum PipeSignal {REPORT_OUT='1',REPORT_ERROR='2', REPORT_INFO='3', REPORT_VERIFICATION='4', CHILD_END='5'};
|
||||
|
||||
explicit PipeWriter(int pipe) : mWpipe(pipe) {}
|
||||
|
||||
void reportOut(const std::string &outmsg, Color c) override {
|
||||
writeToPipe(REPORT_OUT, ::toString(c) + outmsg + ::toString(Color::Reset));
|
||||
}
|
||||
|
||||
void reportErr(const ErrorMessage &msg) override {
|
||||
report(msg, MessageType::REPORT_ERROR);
|
||||
}
|
||||
|
||||
void reportInfo(const ErrorMessage &msg) override {
|
||||
report(msg, MessageType::REPORT_INFO);
|
||||
}
|
||||
|
||||
void writeEnd(const std::string& str) {
|
||||
writeToPipe(CHILD_END, str);
|
||||
}
|
||||
|
||||
private:
|
||||
enum class MessageType {REPORT_ERROR, REPORT_INFO};
|
||||
|
||||
void report(const ErrorMessage &msg, MessageType msgType) {
|
||||
PipeSignal pipeSignal;
|
||||
switch (msgType) {
|
||||
case MessageType::REPORT_ERROR:
|
||||
pipeSignal = REPORT_ERROR;
|
||||
break;
|
||||
case MessageType::REPORT_INFO:
|
||||
pipeSignal = REPORT_INFO;
|
||||
break;
|
||||
}
|
||||
|
||||
writeToPipe(pipeSignal, msg.serialize());
|
||||
}
|
||||
|
||||
void writeToPipe(PipeSignal type, const std::string &data)
|
||||
{
|
||||
unsigned int len = static_cast<unsigned int>(data.length() + 1);
|
||||
char *out = new char[len + 1 + sizeof(len)];
|
||||
out[0] = static_cast<char>(type);
|
||||
std::memcpy(&(out[1]), &len, sizeof(len));
|
||||
std::memcpy(&(out[1+sizeof(len)]), data.c_str(), len);
|
||||
if (write(mWpipe, out, len + 1 + sizeof(len)) <= 0) {
|
||||
delete[] out;
|
||||
out = nullptr;
|
||||
std::cerr << "#### ThreadExecutor::writeToPipe, Failed to write to pipe" << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
delete[] out;
|
||||
}
|
||||
|
||||
const int mWpipe;
|
||||
};
|
||||
|
||||
int ThreadExecutor::handleRead(int rpipe, unsigned int &result)
|
||||
{
|
||||
char type = 0;
|
||||
if (read(rpipe, &type, 1) <= 0) {
|
||||
if (errno == EAGAIN)
|
||||
return 0;
|
||||
|
||||
// need to increment so a missing pipe (i.e. premature exit of forked process) results in an error exitcode
|
||||
++result;
|
||||
return -1;
|
||||
}
|
||||
|
||||
if (type != PipeWriter::REPORT_OUT && type != PipeWriter::REPORT_ERROR && type != PipeWriter::REPORT_INFO && type != PipeWriter::CHILD_END) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, type was:" << type << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
unsigned int len = 0;
|
||||
if (read(rpipe, &len, sizeof(len)) <= 0) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, type was:" << type << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
// Don't rely on incoming data being null-terminated.
|
||||
// Allocate +1 element and null-terminate the buffer.
|
||||
char *buf = new char[len + 1];
|
||||
const ssize_t readIntoBuf = read(rpipe, buf, len);
|
||||
if (readIntoBuf <= 0) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, type was:" << type << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
buf[readIntoBuf] = 0;
|
||||
|
||||
if (type == PipeWriter::REPORT_OUT) {
|
||||
mErrorLogger.reportOut(buf);
|
||||
} else if (type == PipeWriter::REPORT_ERROR || type == PipeWriter::REPORT_INFO) {
|
||||
ErrorMessage msg;
|
||||
try {
|
||||
msg.deserialize(buf);
|
||||
} catch (const InternalError& e) {
|
||||
std::cerr << "#### ThreadExecutor::handleRead error, internal error:" << e.errorMessage << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
if (!mSettings.nomsg.isSuppressed(msg.toSuppressionsErrorMessage())) {
|
||||
// Alert only about unique errors
|
||||
std::string errmsg = msg.toString(mSettings.verbose);
|
||||
if (std::find(mErrorList.begin(), mErrorList.end(), errmsg) == mErrorList.end()) {
|
||||
mErrorList.emplace_back(errmsg);
|
||||
if (type == PipeWriter::REPORT_ERROR)
|
||||
mErrorLogger.reportErr(msg);
|
||||
else
|
||||
mErrorLogger.reportInfo(msg);
|
||||
}
|
||||
}
|
||||
} else if (type == PipeWriter::CHILD_END) {
|
||||
std::istringstream iss(buf);
|
||||
unsigned int fileResult = 0;
|
||||
iss >> fileResult;
|
||||
result += fileResult;
|
||||
delete[] buf;
|
||||
return -1;
|
||||
}
|
||||
|
||||
delete[] buf;
|
||||
return 1;
|
||||
}
|
||||
|
||||
bool ThreadExecutor::checkLoadAverage(size_t nchildren)
|
||||
{
|
||||
#if defined(__CYGWIN__) || defined(__QNX__) || defined(__HAIKU__) // getloadavg() is unsupported on Cygwin, Qnx, Haiku.
|
||||
return true;
|
||||
#else
|
||||
if (!nchildren || !mSettings.loadAverage) {
|
||||
return true;
|
||||
}
|
||||
|
||||
double sample(0);
|
||||
if (getloadavg(&sample, 1) != 1) {
|
||||
// disable load average checking on getloadavg error
|
||||
return true;
|
||||
} else if (sample < mSettings.loadAverage) {
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
#endif
|
||||
}
|
||||
|
||||
unsigned int ThreadExecutor::check()
|
||||
{
|
||||
unsigned int fileCount = 0;
|
||||
unsigned int result = 0;
|
||||
|
||||
std::size_t totalfilesize = 0;
|
||||
for (std::map<std::string, std::size_t>::const_iterator i = mFiles.begin(); i != mFiles.end(); ++i) {
|
||||
totalfilesize += i->second;
|
||||
}
|
||||
|
||||
std::list<int> rpipes;
|
||||
std::map<pid_t, std::string> childFile;
|
||||
std::map<int, std::string> pipeFile;
|
||||
std::size_t processedsize = 0;
|
||||
std::map<std::string, std::size_t>::const_iterator iFile = mFiles.begin();
|
||||
std::list<ImportProject::FileSettings>::const_iterator iFileSettings = mSettings.project.fileSettings.begin();
|
||||
for (;;) {
|
||||
// Start a new child
|
||||
size_t nchildren = childFile.size();
|
||||
if ((iFile != mFiles.end() || iFileSettings != mSettings.project.fileSettings.end()) && nchildren < mSettings.jobs && checkLoadAverage(nchildren)) {
|
||||
int pipes[2];
|
||||
if (pipe(pipes) == -1) {
|
||||
std::cerr << "#### ThreadExecutor::check, pipe() failed: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
int flags = 0;
|
||||
if ((flags = fcntl(pipes[0], F_GETFL, 0)) < 0) {
|
||||
std::cerr << "#### ThreadExecutor::check, fcntl(F_GETFL) failed: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
if (fcntl(pipes[0], F_SETFL, flags | O_NONBLOCK) < 0) {
|
||||
std::cerr << "#### ThreadExecutor::check, fcntl(F_SETFL) failed: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
pid_t pid = fork();
|
||||
if (pid < 0) {
|
||||
// Error
|
||||
std::cerr << "#### ThreadExecutor::check, Failed to create child process: "<< std::strerror(errno) << std::endl;
|
||||
std::exit(EXIT_FAILURE);
|
||||
} else if (pid == 0) {
|
||||
#if defined(__linux__)
|
||||
prctl(PR_SET_PDEATHSIG, SIGHUP);
|
||||
#endif
|
||||
close(pipes[0]);
|
||||
|
||||
PipeWriter pipewriter(pipes[1]);
|
||||
CppCheck fileChecker(pipewriter, false, CppCheckExecutor::executeCommand);
|
||||
fileChecker.settings() = mSettings;
|
||||
unsigned int resultOfCheck = 0;
|
||||
|
||||
if (iFileSettings != mSettings.project.fileSettings.end()) {
|
||||
resultOfCheck = fileChecker.check(*iFileSettings);
|
||||
} else {
|
||||
// Read file from a file
|
||||
resultOfCheck = fileChecker.check(iFile->first);
|
||||
}
|
||||
|
||||
std::ostringstream oss;
|
||||
oss << resultOfCheck;
|
||||
pipewriter.writeEnd(oss.str());
|
||||
std::exit(EXIT_SUCCESS);
|
||||
}
|
||||
|
||||
close(pipes[1]);
|
||||
rpipes.push_back(pipes[0]);
|
||||
if (iFileSettings != mSettings.project.fileSettings.end()) {
|
||||
childFile[pid] = iFileSettings->filename + ' ' + iFileSettings->cfg;
|
||||
pipeFile[pipes[0]] = iFileSettings->filename + ' ' + iFileSettings->cfg;
|
||||
++iFileSettings;
|
||||
} else {
|
||||
childFile[pid] = iFile->first;
|
||||
pipeFile[pipes[0]] = iFile->first;
|
||||
++iFile;
|
||||
}
|
||||
}
|
||||
if (!rpipes.empty()) {
|
||||
fd_set rfds;
|
||||
FD_ZERO(&rfds);
|
||||
for (std::list<int>::const_iterator rp = rpipes.begin(); rp != rpipes.end(); ++rp)
|
||||
FD_SET(*rp, &rfds);
|
||||
struct timeval tv; // for every second polling of load average condition
|
||||
tv.tv_sec = 1;
|
||||
tv.tv_usec = 0;
|
||||
int r = select(*std::max_element(rpipes.begin(), rpipes.end()) + 1, &rfds, nullptr, nullptr, &tv);
|
||||
|
||||
if (r > 0) {
|
||||
std::list<int>::iterator rp = rpipes.begin();
|
||||
while (rp != rpipes.end()) {
|
||||
if (FD_ISSET(*rp, &rfds)) {
|
||||
int readRes = handleRead(*rp, result);
|
||||
if (readRes == -1) {
|
||||
std::size_t size = 0;
|
||||
std::map<int, std::string>::iterator p = pipeFile.find(*rp);
|
||||
if (p != pipeFile.end()) {
|
||||
std::string name = p->second;
|
||||
pipeFile.erase(p);
|
||||
std::map<std::string, std::size_t>::const_iterator fs = mFiles.find(name);
|
||||
if (fs != mFiles.end()) {
|
||||
size = fs->second;
|
||||
}
|
||||
}
|
||||
|
||||
fileCount++;
|
||||
processedsize += size;
|
||||
if (!mSettings.quiet)
|
||||
CppCheckExecutor::reportStatus(fileCount, mFiles.size() + mSettings.project.fileSettings.size(), processedsize, totalfilesize);
|
||||
|
||||
close(*rp);
|
||||
rp = rpipes.erase(rp);
|
||||
} else
|
||||
++rp;
|
||||
} else
|
||||
++rp;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (!childFile.empty()) {
|
||||
int stat = 0;
|
||||
pid_t child = waitpid(0, &stat, WNOHANG);
|
||||
if (child > 0) {
|
||||
std::string childname;
|
||||
std::map<pid_t, std::string>::iterator c = childFile.find(child);
|
||||
if (c != childFile.end()) {
|
||||
childname = c->second;
|
||||
childFile.erase(c);
|
||||
}
|
||||
|
||||
if (WIFEXITED(stat)) {
|
||||
const int exitstatus = WEXITSTATUS(stat);
|
||||
if (exitstatus != EXIT_SUCCESS) {
|
||||
std::ostringstream oss;
|
||||
oss << "Child process exited with " << exitstatus;
|
||||
reportInternalChildErr(childname, oss.str());
|
||||
}
|
||||
} else if (WIFSIGNALED(stat)) {
|
||||
std::ostringstream oss;
|
||||
oss << "Child process crashed with signal " << WTERMSIG(stat);
|
||||
reportInternalChildErr(childname, oss.str());
|
||||
}
|
||||
}
|
||||
}
|
||||
if (iFile == mFiles.end() && iFileSettings == mSettings.project.fileSettings.end() && rpipes.empty() && childFile.empty()) {
|
||||
// All done
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
void ThreadExecutor::reportInternalChildErr(const std::string &childname, const std::string &msg)
|
||||
{
|
||||
std::list<ErrorMessage::FileLocation> locations;
|
||||
locations.emplace_back(childname, 0, 0);
|
||||
const ErrorMessage errmsg(locations,
|
||||
emptyString,
|
||||
Severity::error,
|
||||
"Internal error: " + msg,
|
||||
"cppcheckError",
|
||||
Certainty::normal);
|
||||
|
||||
if (!mSettings.nomsg.isSuppressed(errmsg.toSuppressionsErrorMessage()))
|
||||
mErrorLogger.reportErr(errmsg);
|
||||
}
|
||||
|
||||
#elif defined(THREADING_MODEL_THREAD)
|
||||
|
||||
class ThreadExecutor::SyncLogForwarder : public ErrorLogger
|
||||
{
|
||||
public:
|
||||
SyncLogForwarder(ThreadExecutor &threadExecutor)
|
||||
explicit SyncLogForwarder(ThreadExecutor &threadExecutor)
|
||||
: mThreadExecutor(threadExecutor), mProcessedFiles(0), mTotalFiles(0), mProcessedSize(0), mTotalFileSize(0) {
|
||||
|
||||
mItNextFile = threadExecutor.mFiles.begin();
|
||||
mItNextFileSettings = threadExecutor.mSettings.project.fileSettings.begin();
|
||||
mItNextFile = mThreadExecutor.mFiles.begin();
|
||||
mItNextFileSettings = mThreadExecutor.mSettings.project.fileSettings.begin();
|
||||
|
||||
mTotalFiles = threadExecutor.mFiles.size() + threadExecutor.mSettings.project.fileSettings.size();
|
||||
for (std::map<std::string, std::size_t>::const_iterator i = threadExecutor.mFiles.begin(); i != threadExecutor.mFiles.end(); ++i) {
|
||||
mTotalFiles = mThreadExecutor.mFiles.size() + mThreadExecutor.mSettings.project.fileSettings.size();
|
||||
for (std::map<std::string, std::size_t>::const_iterator i = mThreadExecutor.mFiles.begin(); i != mThreadExecutor.mFiles.end(); ++i) {
|
||||
mTotalFileSize += i->second;
|
||||
}
|
||||
}
|
||||
|
|
@ -541,8 +195,3 @@ unsigned int STDCALL ThreadExecutor::threadProc(SyncLogForwarder* logForwarder)
|
|||
}
|
||||
return result;
|
||||
}
|
||||
#endif
|
||||
|
||||
bool ThreadExecutor::isEnabled() {
|
||||
return true;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -21,8 +21,9 @@
|
|||
|
||||
#include "config.h"
|
||||
|
||||
#include "executor.h"
|
||||
|
||||
#include <cstddef>
|
||||
#include <list>
|
||||
#include <map>
|
||||
#include <string>
|
||||
|
||||
|
|
@ -36,55 +37,18 @@ class ErrorLogger;
|
|||
* This class will take a list of filenames and settings and check then
|
||||
* all files using threads.
|
||||
*/
|
||||
class ThreadExecutor {
|
||||
class ThreadExecutor : public Executor {
|
||||
public:
|
||||
ThreadExecutor(const std::map<std::string, std::size_t> &files, Settings &settings, ErrorLogger &errorLogger);
|
||||
ThreadExecutor(const ThreadExecutor &) = delete;
|
||||
~ThreadExecutor();
|
||||
void operator=(const ThreadExecutor &) = delete;
|
||||
unsigned int check();
|
||||
|
||||
unsigned int check() override;
|
||||
|
||||
private:
|
||||
const std::map<std::string, std::size_t> &mFiles;
|
||||
Settings &mSettings;
|
||||
ErrorLogger &mErrorLogger;
|
||||
std::list<std::string> mErrorList;
|
||||
|
||||
#if defined(THREADING_MODEL_FORK)
|
||||
|
||||
/**
|
||||
* Read from the pipe, parse and handle what ever is in there.
|
||||
*@return -1 in case of error
|
||||
* 0 if there is nothing in the pipe to be read
|
||||
* 1 if we did read something
|
||||
*/
|
||||
int handleRead(int rpipe, unsigned int &result);
|
||||
|
||||
/**
|
||||
* @brief Check load average condition
|
||||
* @param nchildren - count of currently ran children
|
||||
* @return true - if new process can be started
|
||||
*/
|
||||
bool checkLoadAverage(size_t nchildren);
|
||||
|
||||
/**
|
||||
* @brief Reports internal errors related to child processes
|
||||
* @param msg The error message
|
||||
*/
|
||||
void reportInternalChildErr(const std::string &childname, const std::string &msg);
|
||||
|
||||
#elif defined(THREADING_MODEL_THREAD)
|
||||
|
||||
class SyncLogForwarder;
|
||||
static unsigned int STDCALL threadProc(SyncLogForwarder *logforwarder);
|
||||
|
||||
#endif
|
||||
|
||||
public:
|
||||
/**
|
||||
* @return true if support for threads exist.
|
||||
*/
|
||||
static bool isEnabled();
|
||||
static unsigned int STDCALL threadProc(SyncLogForwarder *logForwarder);
|
||||
};
|
||||
|
||||
/// @}
|
||||
|
|
|
|||
|
|
@ -68,9 +68,7 @@ if (NOT USE_BUNDLED_TINYXML2)
|
|||
endif()
|
||||
endif()
|
||||
|
||||
if (USE_THREADS)
|
||||
find_package(Threads REQUIRED)
|
||||
endif()
|
||||
find_package(Threads REQUIRED)
|
||||
|
||||
if (USE_BOOST)
|
||||
find_package(Boost COMPONENTS container QUIET)
|
||||
|
|
|
|||
|
|
@ -52,9 +52,7 @@ if (HAVE_RULES)
|
|||
endif()
|
||||
message( STATUS )
|
||||
message( STATUS "USE_THREADS = ${USE_THREADS}" )
|
||||
if (USE_THREADS)
|
||||
message( STATUS "CMAKE_THREAD_LIBS_INIT = ${CMAKE_THREAD_LIBS_INIT}" )
|
||||
endif()
|
||||
message( STATUS "CMAKE_THREAD_LIBS_INIT = ${CMAKE_THREAD_LIBS_INIT}" )
|
||||
if (NOT USE_MATCHCOMPILER_OPT MATCHES "Off")
|
||||
message( STATUS )
|
||||
message( STATUS "PYTHON_VERSION_STRING = ${PYTHON_VERSION_STRING}" )
|
||||
|
|
|
|||
|
|
@ -28,6 +28,7 @@
|
|||
#include "symboldatabase.h"
|
||||
#include "token.h"
|
||||
#include "tokenize.h"
|
||||
#include "utils.h"
|
||||
#include "valueflow.h"
|
||||
|
||||
#include "checkuninitvar.h" // CheckUninitVar::isVariableUsage
|
||||
|
|
|
|||
|
|
@ -30,6 +30,7 @@
|
|||
#include "tokenize.h"
|
||||
#include "tokenlist.h"
|
||||
#include "utils.h"
|
||||
#include "valueflow.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <list>
|
||||
|
|
|
|||
|
|
@ -112,6 +112,7 @@ static const std::string emptyString;
|
|||
#define STDCALL
|
||||
#elif ((defined(__GNUC__) || defined(__sun)) && !defined(__MINGW32__) && !defined(__CYGWIN__)) || defined(__CPPCHECK__)
|
||||
#define THREADING_MODEL_FORK
|
||||
#define STDCALL
|
||||
#else
|
||||
#error "No threading model defined"
|
||||
#endif
|
||||
|
|
|
|||
|
|
@ -29,6 +29,7 @@
|
|||
#include "tokenlist.h"
|
||||
#include "utils.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <cstdint>
|
||||
#include <cstring>
|
||||
#include <iterator> // back_inserter
|
||||
|
|
|
|||
|
|
@ -28,7 +28,6 @@
|
|||
#include "mathlib.h"
|
||||
#include "valueflow.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <list>
|
||||
#include <map>
|
||||
#include <string>
|
||||
|
|
|
|||
|
|
@ -23,7 +23,6 @@
|
|||
#include "utils.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <cctype>
|
||||
#include <cstdlib>
|
||||
#include <fstream>
|
||||
|
||||
|
|
|
|||
|
|
@ -21,8 +21,6 @@
|
|||
#include "path.h"
|
||||
#include "utils.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <cctype>
|
||||
#include <cstddef>
|
||||
|
||||
PathMatch::PathMatch(const std::vector<std::string> &excludedPaths, bool caseSensitive)
|
||||
|
|
|
|||
|
|
@ -25,9 +25,7 @@ if (BUILD_TESTS)
|
|||
if(tinyxml2_FOUND AND NOT USE_BUNDLED_TINYXML2)
|
||||
target_link_libraries(testrunner ${tinyxml2_LIBRARIES})
|
||||
endif()
|
||||
if (USE_THREADS)
|
||||
target_link_libraries(testrunner ${CMAKE_THREAD_LIBS_INIT})
|
||||
endif()
|
||||
|
||||
if (NOT CMAKE_DISABLE_PRECOMPILE_HEADERS)
|
||||
target_precompile_headers(testrunner PRIVATE precompiled.h)
|
||||
|
|
|
|||
|
|
@ -0,0 +1,142 @@
|
|||
/*
|
||||
* Cppcheck - A tool for static C/C++ code analysis
|
||||
* Copyright (C) 2007-2022 Cppcheck team.
|
||||
*
|
||||
* This program is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation, either version 3 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include "processexecutor.h"
|
||||
#include "settings.h"
|
||||
#include "testsuite.h"
|
||||
#include "testutils.h"
|
||||
|
||||
#include <algorithm>
|
||||
#include <cstddef>
|
||||
#include <map>
|
||||
#include <ostream>
|
||||
#include <string>
|
||||
#include <utility>
|
||||
#include <vector>
|
||||
|
||||
class TestProcessExecutor : public TestFixture {
|
||||
public:
|
||||
TestProcessExecutor() : TestFixture("TestProcessExecutor") {}
|
||||
|
||||
private:
|
||||
Settings settings;
|
||||
|
||||
/**
|
||||
* Execute check using n jobs for y files which are have
|
||||
* identical data, given within data.
|
||||
*/
|
||||
void check(unsigned int jobs, int files, int result, const std::string &data) {
|
||||
errout.str("");
|
||||
output.str("");
|
||||
|
||||
std::map<std::string, std::size_t> filemap;
|
||||
for (int i = 1; i <= files; ++i) {
|
||||
std::ostringstream oss;
|
||||
oss << "file_" << i << ".cpp";
|
||||
filemap[oss.str()] = data.size();
|
||||
}
|
||||
|
||||
settings.jobs = jobs;
|
||||
ProcessExecutor executor(filemap, settings, *this);
|
||||
std::vector<ScopedFile> scopedfiles;
|
||||
scopedfiles.reserve(filemap.size());
|
||||
for (std::map<std::string, std::size_t>::const_iterator i = filemap.begin(); i != filemap.end(); ++i)
|
||||
scopedfiles.emplace_back(i->first, data);
|
||||
|
||||
ASSERT_EQUALS(result, executor.check());
|
||||
}
|
||||
|
||||
void run() override {
|
||||
#if !defined(WIN32) && !defined(__MINGW32__) && !defined(__CYGWIN__)
|
||||
LOAD_LIB_2(settings.library, "std.cfg");
|
||||
|
||||
TEST_CASE(deadlock_with_many_errors);
|
||||
TEST_CASE(many_threads);
|
||||
TEST_CASE(no_errors_more_files);
|
||||
TEST_CASE(no_errors_less_files);
|
||||
TEST_CASE(no_errors_equal_amount_files);
|
||||
TEST_CASE(one_error_less_files);
|
||||
TEST_CASE(one_error_several_files);
|
||||
#endif // !WIN32
|
||||
}
|
||||
|
||||
void deadlock_with_many_errors() {
|
||||
std::ostringstream oss;
|
||||
oss << "int main()\n"
|
||||
<< "{\n";
|
||||
for (int i = 0; i < 500; i++)
|
||||
oss << " {char *a = malloc(10);}\n";
|
||||
|
||||
oss << " return 0;\n"
|
||||
<< "}\n";
|
||||
check(2, 3, 3, oss.str());
|
||||
}
|
||||
|
||||
void many_threads() {
|
||||
check(16, 100, 100,
|
||||
"int main()\n"
|
||||
"{\n"
|
||||
" char *a = malloc(10);\n"
|
||||
" return 0;\n"
|
||||
"}");
|
||||
}
|
||||
|
||||
void no_errors_more_files() {
|
||||
check(2, 3, 0,
|
||||
"int main()\n"
|
||||
"{\n"
|
||||
" return 0;\n"
|
||||
"}");
|
||||
}
|
||||
|
||||
void no_errors_less_files() {
|
||||
check(2, 1, 0,
|
||||
"int main()\n"
|
||||
"{\n"
|
||||
" return 0;\n"
|
||||
"}");
|
||||
}
|
||||
|
||||
void no_errors_equal_amount_files() {
|
||||
check(2, 2, 0,
|
||||
"int main()\n"
|
||||
"{\n"
|
||||
" return 0;\n"
|
||||
"}");
|
||||
}
|
||||
|
||||
void one_error_less_files() {
|
||||
check(2, 1, 1,
|
||||
"int main()\n"
|
||||
"{\n"
|
||||
" {char *a = malloc(10);}\n"
|
||||
" return 0;\n"
|
||||
"}");
|
||||
}
|
||||
|
||||
void one_error_several_files() {
|
||||
check(2, 20, 20,
|
||||
"int main()\n"
|
||||
"{\n"
|
||||
" {char *a = malloc(10);}\n"
|
||||
" return 0;\n"
|
||||
"}");
|
||||
}
|
||||
};
|
||||
|
||||
REGISTER_TEST(TestProcessExecutor)
|
||||
|
|
@ -27,6 +27,8 @@
|
|||
<ClCompile Include="..\cli\cmdlineparser.cpp" />
|
||||
<ClCompile Include="..\cli\cppcheckexecutor.cpp" />
|
||||
<ClCompile Include="..\cli\filelister.cpp" />
|
||||
<ClCompile Include="..\cli\executor.cpp" />
|
||||
<ClCompile Include="..\cli\processexecutor.cpp" />
|
||||
<ClCompile Include="..\cli\threadexecutor.cpp" />
|
||||
<ClCompile Include="..\lib\astutils.cpp" />
|
||||
<ClCompile Include="options.cpp" />
|
||||
|
|
@ -64,6 +66,7 @@
|
|||
<ClCompile Include="testplatform.cpp" />
|
||||
<ClCompile Include="testpostfixoperator.cpp" />
|
||||
<ClCompile Include="testpreprocessor.cpp" />
|
||||
<ClCompile Include="testprocessexecutor.cpp" />
|
||||
<ClCompile Include="testrunner.cpp" />
|
||||
<ClCompile Include="testsimplifytemplate.cpp" />
|
||||
<ClCompile Include="testsimplifytokens.cpp" />
|
||||
|
|
|
|||
|
|
@ -315,6 +315,8 @@ int main(int argc, char **argv)
|
|||
<< " endif # !CPPCHK_GLIBCXX_DEBUG\n"
|
||||
<< " endif # GNU/kFreeBSD\n"
|
||||
<< "\n"
|
||||
<< " LDFLAGS=-pthread\n"
|
||||
<< "\n"
|
||||
<< "endif # WINNT\n"
|
||||
<< "\n";
|
||||
|
||||
|
|
@ -413,7 +415,7 @@ int main(int argc, char **argv)
|
|||
fout << "cppcheck: $(LIBOBJ) $(CLIOBJ) $(EXTOBJ)\n";
|
||||
fout << "\t$(CXX) $(CPPFLAGS) $(CXXFLAGS) -o $@ $^ $(LIBS) $(LDFLAGS) $(RDYNAMIC)\n\n";
|
||||
fout << "all:\tcppcheck testrunner\n\n";
|
||||
fout << "testrunner: $(TESTOBJ) $(LIBOBJ) $(EXTOBJ) cli/threadexecutor.o cli/cmdlineparser.o cli/cppcheckexecutor.o cli/filelister.o\n";
|
||||
fout << "testrunner: $(TESTOBJ) $(LIBOBJ) $(EXTOBJ) cli/executor.o cli/processexecutor.o cli/threadexecutor.o cli/cmdlineparser.o cli/cppcheckexecutor.o cli/filelister.o\n";
|
||||
fout << "\t$(CXX) $(CPPFLAGS) $(CXXFLAGS) -o $@ $^ $(LIBS) $(LDFLAGS) $(RDYNAMIC)\n\n";
|
||||
fout << "test:\tall\n";
|
||||
fout << "\t./testrunner\n\n";
|
||||
|
|
|
|||
Loading…
Reference in New Issue