From 0c0f68939e0d8367e55793f80f0000f2a43a812a Mon Sep 17 00:00:00 2001
From: Alexander Karatarakis <alkarata@microsoft.com>
Date: Wed, 4 Apr 2018 01:45:45 -0700
Subject: Introduce "vcpkg fetch"

---
 toolsrc/include/vcpkg/commands.h   |  7 +++++++
 toolsrc/include/vcpkg/vcpkgpaths.h | 32 ++++++++++++++++----------------
 2 files changed, 23 insertions(+), 16 deletions(-)

(limited to 'toolsrc/include')

diff --git a/toolsrc/include/vcpkg/commands.h b/toolsrc/include/vcpkg/commands.h
index 7369b8206..f6f1de626 100644
--- a/toolsrc/include/vcpkg/commands.h
+++ b/toolsrc/include/vcpkg/commands.h
@@ -135,6 +135,13 @@ namespace vcpkg::Commands
         std::string get_file_hash(const VcpkgPaths& paths, fs::path const& path, std::string const& hash_type);
     }
 
+    namespace Fetch
+    {
+        std::vector<Toolset> find_toolset_instances(const VcpkgPaths& paths);
+        fs::path get_tool_path(const VcpkgPaths& paths, const std::string& tool);
+        void perform_and_exit(const VcpkgCmdArguments& args, const VcpkgPaths& paths);
+    }
+
     template<class T>
     struct PackageNameAndFunction
     {
diff --git a/toolsrc/include/vcpkg/vcpkgpaths.h b/toolsrc/include/vcpkg/vcpkgpaths.h
index b3f24fb89..090414de3 100644
--- a/toolsrc/include/vcpkg/vcpkgpaths.h
+++ b/toolsrc/include/vcpkg/vcpkgpaths.h
@@ -7,8 +7,22 @@
 #include <vcpkg/base/files.h>
 #include <vcpkg/base/lazy.h>
 
+#include <map>
+
 namespace vcpkg
 {
+    namespace Tools
+    {
+        static const std::string SEVEN_ZIP = "7zip";
+        static const std::string CMAKE = "cmake";
+        static const std::string GIT = "git";
+        static const std::string NINJA = "ninja";
+        static const std::string NUGET = "nuget";
+        static const std::string IFW_INSTALLER_BASE = "ifw_installerbase";
+        static const std::string IFW_BINARYCREATOR = "ifw_binarycreator";
+        static const std::string IFW_REPOGEN = "ifw_repogen";
+    }
+
     struct ToolsetArchOption
     {
         CStringView name;
@@ -63,14 +77,7 @@ namespace vcpkg
 
         fs::path ports_cmake;
 
-        const fs::path& get_7za_exe() const;
-        const fs::path& get_cmake_exe() const;
-        const fs::path& get_git_exe() const;
-        const fs::path& get_ninja_exe() const;
-        const fs::path& get_nuget_exe() const;
-        const fs::path& get_ifw_installerbase_exe() const;
-        const fs::path& get_ifw_binarycreator_exe() const;
-        const fs::path& get_ifw_repogen_exe() const;
+        const fs::path& get_tool_exe(const std::string& tool) const;
 
         /// <summary>Retrieve a toolset matching a VS version</summary>
         /// <remarks>
@@ -82,14 +89,7 @@ namespace vcpkg
 
     private:
         Lazy<std::vector<std::string>> available_triplets;
-        Lazy<fs::path> _7za_exe;
-        Lazy<fs::path> cmake_exe;
-        Lazy<fs::path> git_exe;
-        Lazy<fs::path> ninja_exe;
-        Lazy<fs::path> nuget_exe;
-        Lazy<fs::path> ifw_installerbase_exe;
-        Lazy<fs::path> ifw_binarycreator_exe;
-        Lazy<fs::path> ifw_repogen_exe;
+        mutable std::map<std::string, fs::path> tool_paths;
         Lazy<std::vector<Toolset>> toolsets;
         Lazy<std::vector<Toolset>> toolsets_vs2013;
 
-- 
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