From f6d52648ecdd5d57a9ca592e1425950d465aeef5 Mon Sep 17 00:00:00 2001
From: Robert Schumacher <roschuma@microsoft.com>
Date: Mon, 24 Feb 2020 14:38:51 -0800
Subject: [vcpkg] Fix issue #9916; `vcpkg upgrade` did not `load_tag_vars()`
 (#10202)

---
 toolsrc/include/vcpkg/cmakevars.h | 53 +++++++++------------------------------
 1 file changed, 12 insertions(+), 41 deletions(-)

(limited to 'toolsrc/include')

diff --git a/toolsrc/include/vcpkg/cmakevars.h b/toolsrc/include/vcpkg/cmakevars.h
index 8d131d45e..1c02376b9 100644
--- a/toolsrc/include/vcpkg/cmakevars.h
+++ b/toolsrc/include/vcpkg/cmakevars.h
@@ -1,15 +1,21 @@
 #pragma once
 
-#include <vcpkg/base/hash.h>
-#include <vcpkg/base/system.process.h>
+#include <vcpkg/base/optional.h>
 
 #include <vcpkg/portfileprovider.h>
 #include <vcpkg/vcpkgpaths.h>
 
+namespace vcpkg::Dependencies
+{
+    struct ActionPlan;
+}
+
 namespace vcpkg::CMakeVars
 {
     struct CMakeVarProvider
     {
+        virtual ~CMakeVarProvider() = default;
+
         virtual Optional<const std::unordered_map<std::string, std::string>&> get_generic_triplet_vars(
             Triplet triplet) const = 0;
 
@@ -25,45 +31,10 @@ namespace vcpkg::CMakeVars
 
         virtual void load_tag_vars(Span<const FullPackageSpec> specs,
                                    const PortFileProvider::PortFileProvider& port_provider) const = 0;
-    };
-
-    struct TripletCMakeVarProvider : Util::ResourceBase, CMakeVarProvider
-    {
-    private:
-        fs::path create_tag_extraction_file(
-            const Span<const std::pair<const FullPackageSpec*, std::string>>& spec_abi_settings) const;
-
-        fs::path create_dep_info_extraction_file(const Span<const PackageSpec> specs) const;
-
-        void launch_and_split(const fs::path& script_path,
-                              std::vector<std::vector<std::pair<std::string, std::string>>>& vars) const;
 
-    public:
-        explicit TripletCMakeVarProvider(const vcpkg::VcpkgPaths& paths) : paths(paths) {}
-
-        void load_generic_triplet_vars(Triplet triplet) const override;
-
-        void load_dep_info_vars(Span<const PackageSpec> specs) const override;
-
-        void load_tag_vars(Span<const FullPackageSpec> specs,
-                           const PortFileProvider::PortFileProvider& port_provider) const override;
-
-        Optional<const std::unordered_map<std::string, std::string>&> get_generic_triplet_vars(
-            Triplet triplet) const override;
-
-        Optional<const std::unordered_map<std::string, std::string>&> get_dep_info_vars(
-            const PackageSpec& spec) const override;
-
-        Optional<const std::unordered_map<std::string, std::string>&> get_tag_vars(
-            const PackageSpec& spec) const override;
-
-    private:
-        const VcpkgPaths& paths;
-        const fs::path& cmake_exe_path = paths.get_tool_exe(Tools::CMAKE);
-        const fs::path get_tags_path = paths.scripts / "vcpkg_get_tags.cmake";
-        const fs::path get_dep_info_path = paths.scripts / "vcpkg_get_dep_info.cmake";
-        mutable std::unordered_map<PackageSpec, std::unordered_map<std::string, std::string>> dep_resolution_vars;
-        mutable std::unordered_map<PackageSpec, std::unordered_map<std::string, std::string>> tag_vars;
-        mutable std::unordered_map<Triplet, std::unordered_map<std::string, std::string>> generic_triplet_vars;
+        void load_tag_vars(const vcpkg::Dependencies::ActionPlan& action_plan,
+                           const PortFileProvider::PortFileProvider& port_provider) const;
     };
+
+    std::unique_ptr<CMakeVarProvider> make_triplet_cmake_var_provider(const vcpkg::VcpkgPaths& paths);
 }
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