Merge topic 'cpp-modules'

39cbbb59a5 ninja: add experimental infrastructure to generate gcc-format modmap files
791b4d26d6 ninja: add experimental infrastructure to generate modmap files with dyndep
4b23359117 ninja: Add experimental infrastructure for C++20 module dependency scanning
f814d3b3c6 cmNinjaTargetGenerator: use $OBJ_FILE for the object
b0fc2993e1 Treat the '.mpp' file extension as C++ code
988f997100 cmScanDepFormat: Fix name of our internal tool in parse errors
dacd93a2db ninja: De-duplicate version numbers required for ninja features
533386ca29 cmStandardLevelResolver: Factor out helper to capture stoi exceptions

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Ben Boeckel <ben.boeckel@kitware.com>
Acked-by: Robert Maynard <robert.maynard@kitware.com>
Acked-by: Shannon Booth <shannon.ml.booth@gmail.com>
Merge-request: !5562

1 files changed, 11 insertions, 9 deletions

diff --git a/Source/cmGlobalNinjaGenerator.h b/Source/cmGlobalNinjaGenerator.h
index 0e94678..fd8542f 100644
--- a/Source/cmGlobalNinjaGenerator.h
+++ b/Source/cmGlobalNinjaGenerator.h
@@ -396,15 +396,13 @@ public:
   bool HasOutputPathPrefix() const { return !this->OutputPathPrefix.empty(); }
   void StripNinjaOutputPathPrefixAsSuffix(std::string& path);
 
-  bool WriteDyndepFile(std::string const& dir_top_src,
-                       std::string const& dir_top_bld,
-                       std::string const& dir_cur_src,
-                       std::string const& dir_cur_bld,
-                       std::string const& arg_dd,
-                       std::vector<std::string> const& arg_ddis,
-                       std::string const& module_dir,
-                       std::vector<std::string> const& linked_target_dirs,
-                       std::string const& arg_lang);
+  bool WriteDyndepFile(
+    std::string const& dir_top_src, std::string const& dir_top_bld,
+    std::string const& dir_cur_src, std::string const& dir_cur_bld,
+    std::string const& arg_dd, std::vector<std::string> const& arg_ddis,
+    std::string const& module_dir,
+    std::vector<std::string> const& linked_target_dirs,
+    std::string const& arg_lang, std::string const& arg_modmapfmt);
 
   virtual std::string BuildAlias(const std::string& alias,
                                  const std::string& /*config*/) const
@@ -448,6 +446,8 @@ public:
 
   bool IsSingleConfigUtility(cmGeneratorTarget const* target) const;
 
+  bool CheckCxxModuleSupport();
+
 protected:
   void Generate() override;
 
@@ -568,6 +568,8 @@ private:
   bool NinjaSupportsMultipleOutputs = false;
   bool NinjaSupportsMetadataOnRegeneration = false;
 
+  bool DiagnosedCxxModuleSupport = false;
+
 private:
   void InitOutputPathPrefix();