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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmTryCompileCommand.h"
#include <cm/optional>
#include "cmConfigureLog.h"
#include "cmCoreTryCompile.h"
#include "cmExecutionStatus.h"
#include "cmMakefile.h"
#include "cmMessageType.h"
#include "cmRange.h"
#include "cmState.h"
#include "cmStateTypes.h"
#include "cmStringAlgorithms.h"
#include "cmValue.h"
#include "cmake.h"
namespace {
#ifndef CMAKE_BOOTSTRAP
void WriteTryCompileEvent(cmConfigureLog& log, cmMakefile const& mf,
cmTryCompileResult const& compileResult)
{
// Keep in sync with cmFileAPIConfigureLog's DumpEventKindNames.
static const std::vector<unsigned long> LogVersionsWithTryCompileV1{ 1 };
if (log.IsAnyLogVersionEnabled(LogVersionsWithTryCompileV1)) {
log.BeginEvent("try_compile-v1", mf);
cmCoreTryCompile::WriteTryCompileEventFields(log, compileResult);
log.EndEvent();
}
}
#endif
}
bool cmTryCompileCommand(std::vector<std::string> const& args,
cmExecutionStatus& status)
{
cmMakefile& mf = status.GetMakefile();
if (args.size() < 3) {
mf.IssueMessage(
MessageType::FATAL_ERROR,
"The try_compile() command requires at least 3 arguments.");
return false;
}
if (mf.GetCMakeInstance()->GetWorkingMode() == cmake::FIND_PACKAGE_MODE) {
mf.IssueMessage(
MessageType::FATAL_ERROR,
"The try_compile() command is not supported in --find-package mode.");
return false;
}
cmStateEnums::TargetType targetType = cmStateEnums::EXECUTABLE;
cmValue tt = mf.GetDefinition("CMAKE_TRY_COMPILE_TARGET_TYPE");
if (cmNonempty(tt)) {
if (*tt == cmState::GetTargetTypeName(cmStateEnums::EXECUTABLE)) {
targetType = cmStateEnums::EXECUTABLE;
} else if (*tt ==
cmState::GetTargetTypeName(cmStateEnums::STATIC_LIBRARY)) {
targetType = cmStateEnums::STATIC_LIBRARY;
} else {
mf.IssueMessage(
MessageType::FATAL_ERROR,
cmStrCat("Invalid value '", *tt,
"' for CMAKE_TRY_COMPILE_TARGET_TYPE. Only '",
cmState::GetTargetTypeName(cmStateEnums::EXECUTABLE),
"' and '",
cmState::GetTargetTypeName(cmStateEnums::STATIC_LIBRARY),
"' are allowed."));
return false;
}
}
cmCoreTryCompile tc(&mf);
cmCoreTryCompile::Arguments arguments =
tc.ParseArgs(cmMakeRange(args), false);
if (!arguments) {
return true;
}
cm::optional<cmTryCompileResult> compileResult =
tc.TryCompileCode(arguments, targetType);
#ifndef CMAKE_BOOTSTRAP
if (compileResult && !arguments.NoLog) {
if (cmConfigureLog* log = mf.GetCMakeInstance()->GetConfigureLog()) {
WriteTryCompileEvent(*log, mf, *compileResult);
}
}
#endif
// if They specified clean then we clean up what we can
if (tc.SrcFileSignature) {
if (!mf.GetCMakeInstance()->GetDebugTryCompile()) {
tc.CleanupFiles(tc.BinaryDirectory);
}
}
return true;
}
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