Update header files to always include boost/config.hpp. Fixes issue #61

include/boost/algorithm/algorithm.hpp

@@ -19,6 +19,7 @@
 
 #include <functional> // for plus and multiplies
 
+#include <boost/config.hpp>
 #include <boost/utility/enable_if.hpp> // for boost::disable_if
 #include <boost/type_traits/is_integral.hpp>
 

include/boost/algorithm/apply_permutation.hpp

@@ -21,6 +21,7 @@
 #include <algorithm>
 #include <type_traits>
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/clamp.hpp

@@ -23,6 +23,7 @@
 #include <iterator>         //  For std::iterator_traits
 #include <cassert>
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/mpl/identity.hpp>      // for identity

include/boost/algorithm/cxx11/all_of.hpp

@@ -12,6 +12,7 @@
 #ifndef BOOST_ALGORITHM_ALL_OF_HPP
 #define BOOST_ALGORITHM_ALL_OF_HPP
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/any_of.hpp

@@ -14,6 +14,7 @@
 #ifndef BOOST_ALGORITHM_ANY_OF_HPP
 #define BOOST_ALGORITHM_ANY_OF_HPP
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/copy_if.hpp

@@ -13,6 +13,8 @@
 #define BOOST_ALGORITHM_COPY_IF_HPP
 
 #include <utility>    // for std::pair, std::make_pair
+
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/copy_n.hpp

@@ -12,6 +12,8 @@
 #ifndef BOOST_ALGORITHM_COPY_N_HPP
 #define BOOST_ALGORITHM_COPY_N_HPP
 
+#include <boost/config.hpp>
+
 namespace boost { namespace algorithm {
 
 /// \fn copy_n ( InputIterator first, Size n, OutputIterator result )

include/boost/algorithm/cxx11/find_if_not.hpp

@@ -12,6 +12,7 @@
 #ifndef BOOST_ALGORITHM_FIND_IF_NOT_HPP
 #define BOOST_ALGORITHM_FIND_IF_NOT_HPP
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/iota.hpp

@@ -12,6 +12,7 @@
 #ifndef BOOST_ALGORITHM_IOTA_HPP
 #define BOOST_ALGORITHM_IOTA_HPP
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/is_partitioned.hpp

@@ -12,6 +12,7 @@
 #ifndef BOOST_ALGORITHM_IS_PARTITIONED_HPP
 #define BOOST_ALGORITHM_IS_PARTITIONED_HPP
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/is_permutation.hpp

@@ -17,6 +17,7 @@
 #include <functional>   // for std::equal_to
 #include <iterator>
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/utility/enable_if.hpp>

include/boost/algorithm/cxx11/is_sorted.hpp

@@ -16,6 +16,7 @@
 #include <functional>
 #include <iterator>
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/none_of.hpp

@@ -12,6 +12,7 @@
 #ifndef BOOST_ALGORITHM_NONE_OF_HPP
 #define BOOST_ALGORITHM_NONE_OF_HPP
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx11/one_of.hpp

@@ -12,11 +12,13 @@
 #ifndef BOOST_ALGORITHM_ONE_OF_HPP
 #define BOOST_ALGORITHM_ONE_OF_HPP
 
-#include <boost/algorithm/cxx11/none_of.hpp>
-
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 
+#include <boost/algorithm/cxx11/none_of.hpp>
+
+
 namespace boost { namespace algorithm {
 
 /// \fn one_of ( InputIterator first, InputIterator last, Predicate p )

include/boost/algorithm/cxx11/partition_point.hpp

@@ -14,6 +14,7 @@
 
 #include <iterator>    // for std::distance, advance
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/cxx14/equal.hpp

@@ -14,6 +14,8 @@
 
 #include <iterator>
 
+#include <boost/config.hpp>
+
 namespace boost { namespace algorithm {
 
 namespace detail {

include/boost/algorithm/cxx14/is_permutation.hpp

@@ -16,6 +16,7 @@
 #include <functional>   // for std::equal_to
 #include <iterator>
 
+#include <boost/config.hpp>
 #include <boost/algorithm/cxx11/is_permutation.hpp>
 #include <boost/algorithm/cxx14/mismatch.hpp>
 

include/boost/algorithm/cxx14/mismatch.hpp

@@ -13,6 +13,7 @@
 #define BOOST_ALGORITHM_MISMATCH_HPP
 
 #include <utility>      // for std::pair
+
 #include <boost/config.hpp>
 
 namespace boost { namespace algorithm {

include/boost/algorithm/cxx17/exclusive_scan.hpp

@@ -15,6 +15,7 @@
 #include <functional>     // for std::plus
 #include <iterator>       // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/range/value_type.hpp>

include/boost/algorithm/cxx17/for_each_n.hpp

@@ -14,6 +14,8 @@
 
 #include <utility>      // for std::pair
 
+#include <boost/config.hpp>
+
 namespace boost { namespace algorithm {
 
 /// \fn for_each_n(InputIterator first, Size n, Function f);

include/boost/algorithm/cxx17/inclusive_scan.hpp

@@ -15,6 +15,7 @@
 #include <functional>     // for std::plus
 #include <iterator>       // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/range/value_type.hpp>

include/boost/algorithm/cxx17/reduce.hpp

@@ -15,6 +15,7 @@
 #include <functional>     // for std::plus
 #include <iterator>       // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/range/value_type.hpp>

include/boost/algorithm/cxx17/transform_exclusive_scan.hpp

@@ -15,6 +15,7 @@
 #include <functional>     // for std::plus
 #include <iterator>       // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/range/value_type.hpp>

include/boost/algorithm/cxx17/transform_inclusive_scan.hpp

@@ -15,6 +15,7 @@
 #include <functional>     // for std::plus
 #include <iterator>       // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/range/value_type.hpp>

include/boost/algorithm/cxx17/transform_reduce.hpp

@@ -15,6 +15,7 @@
 #include <functional>     // for std::plus
 #include <iterator>       // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/range/value_type.hpp>

include/boost/algorithm/find_backward.hpp

@@ -7,13 +7,12 @@
 #ifndef BOOST_ALGORITHM_FIND_BACKWARD_HPP
 #define BOOST_ALGORITHM_FIND_BACKWARD_HPP
 
+#include <utility>
+
 #include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 
-#include <utility>
-
-
 namespace boost { namespace algorithm {
 
 template<typename BidiIter, typename T>

include/boost/algorithm/find_not.hpp

@@ -7,13 +7,12 @@
 #ifndef BOOST_ALGORITHM_FIND_NOT_HPP
 #define BOOST_ALGORITHM_FIND_NOT_HPP
 
+#include <utility>
+
 #include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 
-#include <utility>
-
-
 namespace boost { namespace algorithm {
 
 template<typename InputIter, typename Sentinel, typename T>        

include/boost/algorithm/gather.hpp

@@ -23,6 +23,7 @@
 #include <algorithm>                // for std::stable_partition
 #include <functional>
 
+#include <boost/config.hpp>
 #include <boost/bind.hpp>           // for boost::bind
 #include <boost/range/begin.hpp>    // for boost::begin(range)
 #include <boost/range/end.hpp>      // for boost::end(range)

include/boost/algorithm/hex.hpp

@@ -23,6 +23,7 @@
 #include <iterator>     // for std::iterator_traits
 #include <stdexcept>
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 #include <boost/exception/exception.hpp>

include/boost/algorithm/is_palindrome.hpp

@@ -19,6 +19,7 @@
 #include <functional>
 #include <cstring>
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/is_partitioned_until.hpp

@@ -12,6 +12,7 @@
 #ifndef BOOST_ALGORITHM_IS_PARTITIONED_UNTIL_HPP
 #define BOOST_ALGORITHM_IS_PARTITIONED_UNTIL_HPP
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>
 

include/boost/algorithm/minmax.hpp

@@ -25,6 +25,7 @@
  *
  */
 
+#include <boost/config.hpp>
 #include <boost/tuple/tuple.hpp> // for using pairs with boost::cref
 #include <boost/ref.hpp>
 

include/boost/algorithm/minmax_element.hpp

@@ -28,6 +28,8 @@
 
 #include <utility> // for std::pair and std::make_pair
 
+#include <boost/config.hpp>
+
 namespace boost {
 
   namespace detail {  // for obtaining a uniform version of minmax_element

include/boost/algorithm/searching/boyer_moore.hpp

@@ -12,6 +12,7 @@
 
 #include <iterator>     // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/assert.hpp>
 #include <boost/static_assert.hpp>
 

include/boost/algorithm/searching/boyer_moore_horspool.hpp

@@ -12,6 +12,7 @@
 
 #include <iterator>     // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/assert.hpp>
 #include <boost/static_assert.hpp>
 

include/boost/algorithm/searching/knuth_morris_pratt.hpp

@@ -13,6 +13,7 @@
 #include <vector>
 #include <iterator>     // for std::iterator_traits
 
+#include <boost/config.hpp>
 #include <boost/assert.hpp>
 #include <boost/static_assert.hpp>
 

include/boost/algorithm/sort_subrange.hpp

@@ -22,6 +22,7 @@
 #include <iterator>         // For std::iterator_traits
 #include <algorithm>        // For nth_element and partial_sort
 
+#include <boost/config.hpp>
 #include <boost/range/begin.hpp>
 #include <boost/range/end.hpp>