From 99d55ca11eb67cbbec72660d10a94ea0e9c50f39 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Sat, 1 May 2010 21:35:11 -0700
Subject: Code tweaks and added unit test for dict and error message.

---
 host/include/uhd/config.hpp          |  4 ++--
 host/include/uhd/types/dict.hpp      |  4 ++--
 host/include/uhd/utils/algorithm.hpp | 30 ++++++------------------------
 host/include/uhd/utils/assert.hpp    | 18 +++++++++---------
 4 files changed, 19 insertions(+), 37 deletions(-)

(limited to 'host/include')

diff --git a/host/include/uhd/config.hpp b/host/include/uhd/config.hpp
index 941219ac7..227c473ce 100644
--- a/host/include/uhd/config.hpp
+++ b/host/include/uhd/config.hpp
@@ -46,12 +46,12 @@
 
 // http://gcc.gnu.org/wiki/Visibility
 // Generic helper definitions for shared library support
-#if defined _WIN32 || defined __CYGWIN__
+#if BOOST_HAS_DECLSPEC
     #define UHD_HELPER_DLL_IMPORT __declspec(dllimport)
     #define UHD_HELPER_DLL_EXPORT __declspec(dllexport)
     #define UHD_HELPER_DLL_LOCAL
 #else
-    #if __GNUC__ >= 4
+    #if __GNUG__ >= 4
         #define UHD_HELPER_DLL_IMPORT __attribute__ ((visibility("default")))
         #define UHD_HELPER_DLL_EXPORT __attribute__ ((visibility("default")))
         #define UHD_HELPER_DLL_LOCAL  __attribute__ ((visibility("hidden")))
diff --git a/host/include/uhd/types/dict.hpp b/host/include/uhd/types/dict.hpp
index c8fbc5a9f..b5fb11120 100644
--- a/host/include/uhd/types/dict.hpp
+++ b/host/include/uhd/types/dict.hpp
@@ -29,7 +29,7 @@ namespace uhd{
     /*!
      * A templated dictionary class with a python-like interface.
      */
-    template <class Key, class Val> class dict{
+    template <typename Key, typename Val> class dict{
     public:
         typedef std::pair<Key, Val> pair_t;
 
@@ -130,7 +130,7 @@ namespace uhd{
             BOOST_FOREACH(pair_t &p, _map){
                 if (p.first == key) return p.second;
             }
-            _map.push_back(pair_t(key, Val()));
+            _map.push_back(std::make_pair(key, Val()));
             return _map.back().second;
         }
 
diff --git a/host/include/uhd/utils/algorithm.hpp b/host/include/uhd/utils/algorithm.hpp
index 8fe9cde82..72b655745 100644
--- a/host/include/uhd/utils/algorithm.hpp
+++ b/host/include/uhd/utils/algorithm.hpp
@@ -19,43 +19,25 @@
 #define INCLUDED_UHD_UTILS_ALGORITHM_HPP
 
 #include <algorithm>
+#include <boost/range/functions.hpp>
 
 /*!
  * Useful templated functions and classes that I like to pretend are part of stl
  */
 namespace std{
 
-    template<class T, class InputIterator, class Function>
-    T reduce(InputIterator first, InputIterator last, Function fcn, T init = 0){
-        T tmp = init;
-        for ( ; first != last; ++first ){
-            tmp = fcn(tmp, *first);
-        }
-        return tmp;
+    template<typename Range, typename T> inline
+    bool has(const Range &range, const T &value){
+        return boost::end(range) != std::find(boost::begin(range), boost::end(range), value);
     }
 
-    template<class T, class Iterable, class Function>
-    T reduce(Iterable iterable, Function fcn, T init = 0){
-        return reduce(iterable.begin(), iterable.end(), fcn, init);
-    }
-
-    template<class T, class InputIterator>
-    bool has(InputIterator first, InputIterator last, const T &elem){
-        return last != std::find(first, last, elem);
-    }
-
-    template<class T, class Iterable>
-    bool has(const Iterable &iterable, const T &elem){
-        return has(iterable.begin(), iterable.end(), elem);
-    }
-
-    template<class T> T signum(T n){
+    template<typename T> inline T signum(T n){
         if (n < 0) return -1;
         if (n > 0) return 1;
         return 0;
     }
 
-    template<class T> T clip(T val, T minVal, T maxVal){
+    template<typename T> inline T clip(T val, T minVal, T maxVal){
         return std::min(std::max(val, minVal), maxVal);
     }
 
diff --git a/host/include/uhd/utils/assert.hpp b/host/include/uhd/utils/assert.hpp
index 01beed757..ed0a95535 100644
--- a/host/include/uhd/utils/assert.hpp
+++ b/host/include/uhd/utils/assert.hpp
@@ -46,28 +46,28 @@ namespace uhd{
      * The "what" in the error will show what is
      * being set and a list of known good values.
      *
-     * \param iterable a list of possible settings
-     * \param elem an element that may be in the list
+     * \param range a list of possible settings
+     * \param value an element that may be in the list
      * \param what a description of what is being set
      * \throw assertion_error when elem not in list
      */
-    template<class T, class Iterable> void assert_has(
-        const Iterable &iterable,
-        const T &elem,
+    template<typename T, typename Range> void assert_has(
+        const Range &range,
+        const T &value,
         const std::string &what = "unknown"
     ){
-        if (std::has(iterable, elem)) return;
+        if (std::has(range, value)) return;
         std::string possible_values = "";
         size_t i = 0;
-        BOOST_FOREACH(const T &e, iterable){
+        BOOST_FOREACH(const T &v, range){
             if (i++ > 0) possible_values += ", ";
-            possible_values += boost::lexical_cast<std::string>(e);
+            possible_values += boost::lexical_cast<std::string>(v);
         }
         boost::throw_exception(uhd::assert_error() << assert_info(str(boost::format(
                 "Error: %s is not a valid %s. "
                 "Possible values are: [%s]."
             )
-            % boost::lexical_cast<std::string>(elem)
+            % boost::lexical_cast<std::string>(value)
             % what % possible_values
         )));
     }
-- 
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