From 5cb5b09b198932a0d3bd985fd52fd9fbcb1c2af5 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 18 Jun 2015 11:55:27 +0200
Subject: Move some utilities from build2 to libbutl

---
 build/utility | 54 ------------------------------------------------------
 1 file changed, 54 deletions(-)

(limited to 'build/utility')

diff --git a/build/utility b/build/utility
index 87a0e44..717a9ed 100644
--- a/build/utility
+++ b/build/utility
@@ -8,7 +8,6 @@
 #include <tuple>
 #include <string>
 #include <utility>
-#include <cstring> // strcmp()
 #include <exception>
 #include <unordered_set>
 
@@ -22,59 +21,6 @@ namespace build
   extern const path empty_path;
   extern const dir_path empty_dir_path;
 
-  // Comparators.
-  //
-  struct compare_c_string
-  {
-    bool operator() (const char* x, const char* y) const
-    {
-      return std::strcmp (x, y) < 0;
-    }
-  };
-
-  struct compare_pointer_target
-  {
-    template <typename P>
-    bool operator() (const P& x, const P& y) const {return *x < *y;}
-  };
-
-  // Support for reverse iteration using range-based for-loop:
-  //
-  // for (... : reverse_iterate (x)) ...
-  //
-  template <typename T>
-  class reverse_range
-  {
-    T& x_;
-
-  public:
-    reverse_range (T& x): x_ (x) {}
-
-    auto begin () -> decltype (this->x_.rbegin ())
-    {
-      return x_.rbegin ();
-    }
-
-    auto end () -> decltype (this->x_.rend ())
-    {
-      return x_.rend ();
-    }
-  };
-
-  template <typename T>
-  inline reverse_range<T>
-  reverse_iterate (T& x)
-  {
-    return reverse_range<T> (x);
-  }
-
-  template <typename T>
-  inline reverse_range<const T>
-  reverse_iterate (const T& x)
-  {
-    return reverse_range<const T> (x);
-  }
-
   // Call a function if there is an exception.
   //
 
-- 
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