1 files changed, 21 insertions, 0 deletions
diff --git a/Source/cmGlobalNinjaGenerator.cxx b/Source/cmGlobalNinjaGenerator.cxx
index ee3842d..67f809a 100644
--- a/Source/cmGlobalNinjaGenerator.cxx
+++ b/Source/cmGlobalNinjaGenerator.cxx
@@ -755,6 +755,7 @@ void cmGlobalNinjaGenerator::WriteBuiltinTargets(std::ostream& os)
   this->WriteTargetAll(os);
   this->WriteTargetRebuildManifest(os);
   this->WriteTargetClean(os);
+  this->WriteTargetHelp(os);
 }
 
 void cmGlobalNinjaGenerator::WriteTargetAll(std::ostream& os)
@@ -841,3 +842,23 @@ void cmGlobalNinjaGenerator::WriteTargetClean(std::ostream& os)
              /*orderOnlyDeps=*/ cmNinjaDeps(),
              /*variables=*/ cmNinjaVars());
 }
+
+void cmGlobalNinjaGenerator::WriteTargetHelp(std::ostream& os)
+{
+  WriteRule(*this->RulesFileStream,
+            "HELP",
+            "ninja -t targets",
+            "All primary targets available:",
+            "Rule for printing all primary targets available.",
+            /*depfile=*/ "",
+            /*restat=*/ false,
+            /*generator=*/ false);
+  WriteBuild(os,
+             "Print all primary targets available.",
+             "HELP",
+             /*outputs=*/ cmNinjaDeps(1, "help"),
+             /*explicitDeps=*/ cmNinjaDeps(),
+             /*implicitDeps=*/ cmNinjaDeps(),
+             /*orderOnlyDeps=*/ cmNinjaDeps(),
+             /*variables=*/ cmNinjaVars());
+}