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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file LICENSE.rst or https://cmake.org/licensing for details. */
#include "cmCTestHandlerCommand.h"
#include <algorithm>
#include <cstdlib>
#include <sstream>
#include <cm/string_view>
#include "cmCTest.h"
#include "cmCTestGenericHandler.h"
#include "cmExecutionStatus.h"
#include "cmMakefile.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmValue.h"
#include "cmWorkingDirectory.h"
namespace {
// class to save and restore the error state for ctest_* commands
// if a ctest_* command has a CAPTURE_CMAKE_ERROR then put the error
// state into there and restore the system wide error to what
// it was before the command ran
class SaveRestoreErrorState
{
public:
SaveRestoreErrorState()
{
this->InitialErrorState = cmSystemTools::GetErrorOccurredFlag();
cmSystemTools::ResetErrorOccurredFlag(); // rest the error state
this->CaptureCMakeErrorValue = false;
}
// if the function has a CAPTURE_CMAKE_ERROR then we should restore
// the error state to what it was before the function was run
// if not then let the error state be what it is
void CaptureCMakeError() { this->CaptureCMakeErrorValue = true; }
~SaveRestoreErrorState()
{
// if we are not saving the return value then make sure
// if it was in error it goes back to being in error
// otherwise leave it be what it is
if (!this->CaptureCMakeErrorValue) {
if (this->InitialErrorState) {
cmSystemTools::SetErrorOccurred();
}
return;
}
// if we have saved the error in a return variable
// then put things back exactly like they were
bool currentState = cmSystemTools::GetErrorOccurredFlag();
// if the state changed during this command we need
// to handle it, if not then nothing needs to be done
if (currentState != this->InitialErrorState) {
// restore the initial error state
if (this->InitialErrorState) {
cmSystemTools::SetErrorOccurred();
} else {
cmSystemTools::ResetErrorOccurredFlag();
}
}
}
SaveRestoreErrorState(SaveRestoreErrorState const&) = delete;
SaveRestoreErrorState& operator=(SaveRestoreErrorState const&) = delete;
private:
bool InitialErrorState;
bool CaptureCMakeErrorValue;
};
}
bool cmCTestHandlerCommand::InvokeImpl(
BasicArguments& args, std::vector<std::string> const& unparsed,
cmExecutionStatus& status, std::function<bool()> handler) const
{
// save error state and restore it if needed
SaveRestoreErrorState errorState;
if (!args.CaptureCMakeError.empty()) {
errorState.CaptureCMakeError();
}
bool success = [&]() -> bool {
if (args.MaybeReportError(status.GetMakefile())) {
return true;
}
std::sort(args.ParsedKeywords.begin(), args.ParsedKeywords.end());
auto const it = std::adjacent_find(args.ParsedKeywords.begin(),
args.ParsedKeywords.end());
if (it != args.ParsedKeywords.end()) {
status.SetError(cmStrCat("called with more than one value for ", *it));
return false;
}
if (!unparsed.empty()) {
status.SetError(
cmStrCat("called with unknown argument \"", unparsed.front(), "\"."));
return false;
}
return handler();
}();
if (args.CaptureCMakeError.empty()) {
return success;
}
if (!success) {
cmCTestLog(this->CTest, ERROR_MESSAGE,
this->GetName() << ' ' << status.GetError() << '\n');
}
cmMakefile& mf = status.GetMakefile();
success = success && !cmSystemTools::GetErrorOccurredFlag();
mf.AddDefinition(args.CaptureCMakeError, success ? "0" : "-1");
return true;
}
bool cmCTestHandlerCommand::ExecuteHandlerCommand(
HandlerArguments& args, cmExecutionStatus& status) const
{
cmMakefile& mf = status.GetMakefile();
// Process input arguments.
this->CheckArguments(args, status);
// Set the config type of this ctest to the current value of the
// CTEST_CONFIGURATION_TYPE script variable if it is defined.
// The current script value trumps the -C argument on the command
// line.
cmValue ctestConfigType = mf.GetDefinition("CTEST_CONFIGURATION_TYPE");
if (ctestConfigType) {
this->CTest->SetConfigType(*ctestConfigType);
}
if (!args.Build.empty()) {
this->CTest->SetCTestConfiguration(
"BuildDirectory", cmSystemTools::CollapseFullPath(args.Build),
args.Quiet);
} else {
std::string const& bdir = mf.GetSafeDefinition("CTEST_BINARY_DIRECTORY");
if (!bdir.empty()) {
this->CTest->SetCTestConfiguration(
"BuildDirectory", cmSystemTools::CollapseFullPath(bdir), args.Quiet);
} else {
cmCTestLog(this->CTest, ERROR_MESSAGE,
"CTEST_BINARY_DIRECTORY not set" << std::endl);
}
}
if (!args.Source.empty()) {
cmCTestLog(this->CTest, DEBUG,
"Set source directory to: " << args.Source << std::endl);
this->CTest->SetCTestConfiguration(
"SourceDirectory", cmSystemTools::CollapseFullPath(args.Source),
args.Quiet);
} else {
this->CTest->SetCTestConfiguration(
"SourceDirectory",
cmSystemTools::CollapseFullPath(
mf.GetSafeDefinition("CTEST_SOURCE_DIRECTORY")),
args.Quiet);
}
if (cmValue changeId = mf.GetDefinition("CTEST_CHANGE_ID")) {
this->CTest->SetCTestConfiguration("ChangeId", *changeId, args.Quiet);
}
cmCTestLog(this->CTest, DEBUG, "Initialize handler" << std::endl);
auto handler = this->InitializeHandler(args, status);
if (!handler) {
cmCTestLog(this->CTest, ERROR_MESSAGE,
"Cannot instantiate test handler " << this->GetName()
<< std::endl);
return false;
}
handler->SetAppendXML(args.Append);
handler->PopulateCustomVectors(&mf);
if (!args.SubmitIndex.empty()) {
handler->SetSubmitIndex(atoi(args.SubmitIndex.c_str()));
}
cmWorkingDirectory workdir(
this->CTest->GetCTestConfiguration("BuildDirectory"));
if (workdir.Failed()) {
status.SetError(workdir.GetError());
return false;
}
// reread time limit, as the variable may have been modified.
this->CTest->SetTimeLimit(mf.GetDefinition("CTEST_TIME_LIMIT"));
handler->SetCMakeInstance(mf.GetCMakeInstance());
int res = handler->ProcessHandler();
if (!args.ReturnValue.empty()) {
mf.AddDefinition(args.ReturnValue, std::to_string(res));
}
this->ProcessAdditionalValues(handler.get(), args, status);
return true;
}
void cmCTestHandlerCommand::CheckArguments(HandlerArguments&,
cmExecutionStatus&) const
{
}
std::unique_ptr<cmCTestGenericHandler>
cmCTestHandlerCommand::InitializeHandler(HandlerArguments&,
cmExecutionStatus&) const
{
return nullptr;
};
void cmCTestHandlerCommand::ProcessAdditionalValues(cmCTestGenericHandler*,
HandlerArguments const&,
cmExecutionStatus&) const
{
}
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