1 files changed, 81 insertions, 0 deletions
diff --git a/Source/cmGlobalJOMMakefileGenerator.cxx b/Source/cmGlobalJOMMakefileGenerator.cxx
new file mode 100644
index 0000000..2b7f486
--- /dev/null
+++ b/Source/cmGlobalJOMMakefileGenerator.cxx
@@ -0,0 +1,81 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing for details.  */
+#include "cmGlobalJOMMakefileGenerator.h"
+
+#include "cmDocumentationEntry.h"
+#include "cmLocalUnixMakefileGenerator3.h"
+#include "cmMakefile.h"
+#include "cmState.h"
+#include "cmake.h"
+
+cmGlobalJOMMakefileGenerator::cmGlobalJOMMakefileGenerator(cmake* cm)
+  : cmGlobalUnixMakefileGenerator3(cm)
+{
+  this->FindMakeProgramFile = "CMakeJOMFindMake.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";
+}
+
+void cmGlobalJOMMakefileGenerator::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);
+}
+
+void cmGlobalJOMMakefileGenerator::GetDocumentation(
+  cmDocumentationEntry& entry)
+{
+  entry.Name = cmGlobalJOMMakefileGenerator::GetActualName();
+  entry.Brief = "Generates JOM makefiles.";
+}
+
+void cmGlobalJOMMakefileGenerator::PrintCompilerAdvice(
+  std::ostream& os, std::string const& lang, const char* envVar) const
+{
+  if (lang == "CXX" || lang == "C") {
+    /* clang-format off */
+    os <<
+      "To use the JOM 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);
+}
+
+void cmGlobalJOMMakefileGenerator::GenerateBuildCommand(
+  GeneratedMakeCommand& makeCommand, const std::string& makeProgram,
+  const std::string& projectName, const std::string& projectDir,
+  const std::string& targetName, const std::string& config, bool fast,
+  int jobs, bool verbose, std::vector<std::string> const& makeOptions)
+{
+  std::vector<std::string> jomMakeOptions;
+
+  // Since we have full control over the invocation of JOM, let us
+  // make it quiet.
+  jomMakeOptions.push_back(this->MakeSilentFlag);
+  jomMakeOptions.insert(jomMakeOptions.end(), makeOptions.begin(),
+                        makeOptions.end());
+
+  // JOM does parallel builds by default, the -j is only needed if a specific
+  // number is given
+  // see https://github.com/qt-labs/jom/blob/v1.1.2/src/jomlib/options.cpp
+  if (jobs == cmake::DEFAULT_BUILD_PARALLEL_LEVEL) {
+    jobs = cmake::NO_BUILD_PARALLEL_LEVEL;
+  }
+
+  cmGlobalUnixMakefileGenerator3::GenerateBuildCommand(
+    makeCommand, makeProgram, projectName, projectDir, targetName, config,
+    fast, jobs, verbose, jomMakeOptions);
+}