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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 "cmGlobalNMakeMakefileGenerator.h"
#include <ostream>
#include <cmext/algorithm>
#include <cmext/string_view>
#include "cmsys/RegularExpression.hxx"
#include "cmDuration.h"
#include "cmGlobalGenerator.h"
#include "cmMakefile.h"
#include "cmMessageType.h"
#include "cmState.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
#include "cmake.h"
cmGlobalNMakeMakefileGenerator::cmGlobalNMakeMakefileGenerator(cmake* cm)
: cmGlobalUnixMakefileGenerator3(cm)
{
this->FindMakeProgramFile = "CMakeNMakeFindMake.cmake";
this->ForceUnixPaths = false;
this->ToolSupportsColor = true;
this->UseLinkScript = false;
cm->GetState()->SetWindowsShell(true);
cm->GetState()->SetNMake(true);
this->DefineWindowsNULL = true;
this->PassMakeflags = true;
this->UnixCD = false;
this->MakeSilentFlag = "/nologo";
// nmake breaks on '!' in long-line dependencies
this->ToolSupportsLongLineDependencies = false;
}
void cmGlobalNMakeMakefileGenerator::EnableLanguage(
std::vector<std::string> const& l, cmMakefile* mf, bool optional)
{
// pick a default
mf->AddDefinition("CMAKE_GENERATOR_CC", "cl");
mf->AddDefinition("CMAKE_GENERATOR_CXX", "cl");
this->cmGlobalUnixMakefileGenerator3::EnableLanguage(l, mf, optional);
}
bool cmGlobalNMakeMakefileGenerator::FindMakeProgram(cmMakefile* mf)
{
if (!this->cmGlobalGenerator::FindMakeProgram(mf)) {
return false;
}
if (cmValue nmakeCommand = mf->GetDefinition("CMAKE_MAKE_PROGRAM")) {
std::vector<std::string> command{ *nmakeCommand, "-?" };
std::string out;
std::string err;
if (!cmSystemTools::RunSingleCommand(command, &out, &err, nullptr, nullptr,
cmSystemTools::OUTPUT_NONE,
cmDuration(30))) {
mf->IssueMessage(MessageType::FATAL_ERROR,
cmStrCat("Running\n '", cmJoin(command, "' '"),
"'\n"
"failed with:\n ",
err));
cmSystemTools::SetFatalErrorOccurred();
return false;
}
cmsys::RegularExpression regex(
"Program Maintenance Utility Version ([1-9][0-9.]+)");
if (regex.find(err)) {
this->NMakeVersion = regex.match(1);
this->CheckNMakeFeatures();
}
}
return true;
}
void cmGlobalNMakeMakefileGenerator::CheckNMakeFeatures()
{
this->NMakeSupportsUTF8 = !cmSystemTools::VersionCompare(
cmSystemTools::OP_LESS, this->NMakeVersion, "9");
}
cmDocumentationEntry cmGlobalNMakeMakefileGenerator::GetDocumentation()
{
return { cmGlobalNMakeMakefileGenerator::GetActualName(),
"Generates NMake makefiles." };
}
void cmGlobalNMakeMakefileGenerator::PrintCompilerAdvice(
std::ostream& os, std::string const& lang, cmValue envVar) const
{
if (lang == "CXX"_s || lang == "C"_s) {
/* clang-format off */
os <<
"To use the NMake generator with Visual C++, cmake must be run from a "
"shell that can use the compiler cl from the command line. This "
"environment is unable to invoke the cl compiler. To fix this problem, "
"run cmake from the Visual Studio Command Prompt (vcvarsall.bat).\n";
/* clang-format on */
}
this->cmGlobalUnixMakefileGenerator3::PrintCompilerAdvice(os, lang, envVar);
}
std::vector<cmGlobalGenerator::GeneratedMakeCommand>
cmGlobalNMakeMakefileGenerator::GenerateBuildCommand(
const std::string& makeProgram, const std::string& projectName,
const std::string& projectDir, std::vector<std::string> const& targetNames,
const std::string& config, int /*jobs*/, bool verbose,
const cmBuildOptions& buildOptions,
std::vector<std::string> const& makeOptions)
{
std::vector<std::string> nmakeMakeOptions;
// Since we have full control over the invocation of nmake, let us
// make it quiet.
nmakeMakeOptions.push_back(this->MakeSilentFlag);
cm::append(nmakeMakeOptions, makeOptions);
return this->cmGlobalUnixMakefileGenerator3::GenerateBuildCommand(
makeProgram, projectName, projectDir, targetNames, config,
cmake::NO_BUILD_PARALLEL_LEVEL, verbose, buildOptions, nmakeMakeOptions);
}
void cmGlobalNMakeMakefileGenerator::PrintBuildCommandAdvice(std::ostream& os,
int jobs) const
{
if (jobs != cmake::NO_BUILD_PARALLEL_LEVEL) {
// nmake does not support parallel build level
// see https://msdn.microsoft.com/en-us/library/afyyse50.aspx
os << "Warning: NMake does not support parallel builds. "
"Ignoring parallel build command line option.\n";
}
this->cmGlobalUnixMakefileGenerator3::PrintBuildCommandAdvice(
os, cmake::NO_BUILD_PARALLEL_LEVEL);
}
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