From af120041b68f2b9221bdd3cf0047f7e20705aa5a Mon Sep 17 00:00:00 2001
From: Alexander Karatarakis <alkarata@microsoft.com>
Date: Tue, 29 Nov 2016 17:04:41 -0800
Subject: Move file functions to vcpkg_Files.h

---
 toolsrc/include/vcpkg_Files.h | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'toolsrc/include')

diff --git a/toolsrc/include/vcpkg_Files.h b/toolsrc/include/vcpkg_Files.h
index 445713965..4aa9b956a 100644
--- a/toolsrc/include/vcpkg_Files.h
+++ b/toolsrc/include/vcpkg_Files.h
@@ -2,9 +2,12 @@
 
 #include "expected.h"
 #include <filesystem>
+#include <iterator>
 
 namespace vcpkg {namespace Files
 {
+    namespace fs = std::tr2::sys;
+
     static const char* FILESYSTEM_INVALID_CHARACTERS = R"(\/:*?"<>|)";
 
     void check_is_directory(const std::tr2::sys::path& dirpath);
@@ -14,4 +17,28 @@ namespace vcpkg {namespace Files
     expected<std::string> get_contents(const std::tr2::sys::path& file_path) noexcept;
 
     std::tr2::sys::path find_file_recursively_up(const std::tr2::sys::path& starting_dir, const std::string& filename);
+
+    template <class Pred>
+    void non_recursive_find_matching_paths_in_dir(const fs::path& dir, const Pred predicate, std::vector<fs::path>* output)
+    {
+        std::copy_if(fs::directory_iterator(dir), fs::directory_iterator(), std::back_inserter(*output), predicate);
+    }
+
+    template <class Pred>
+    void recursive_find_matching_paths_in_dir(const fs::path& dir, const Pred predicate, std::vector<fs::path>* output)
+    {
+        std::copy_if(fs::recursive_directory_iterator(dir), fs::recursive_directory_iterator(), std::back_inserter(*output), predicate);
+    }
+
+    template <class Pred>
+    std::vector<fs::path> recursive_find_matching_paths_in_dir(const fs::path& dir, const Pred predicate)
+    {
+        std::vector<fs::path> v;
+        recursive_find_matching_paths_in_dir(dir, predicate, &v);
+        return v;
+    }
+
+    void recursive_find_files_with_extension_in_dir(const fs::path& dir, const std::string& extension, std::vector<fs::path>* output);
+
+    std::vector<fs::path> recursive_find_files_with_extension_in_dir(const fs::path& dir, const std::string& extension);
 }}
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