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authorDongHun Kwak <dh0128.kwak@samsung.com>2016-10-06 10:33:54 +0900
committerDongHun Kwak <dh0128.kwak@samsung.com>2016-10-06 10:36:09 +0900
commitd9ec475d945d3035377a0d89ed42e382d8988891 (patch)
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parent71d216b90256936a9638f325af9bc69d720e75de (diff)
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Imported Upstream version 1.60.0
Change-Id: Ie709530d6d5841088ceaba025cbe175a4ef43050 Signed-off-by: DongHun Kwak <dh0128.kwak@samsung.com>
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+
+// (C) Copyright Edward Diener 2015
+// Use, modification and distribution are subject to the Boost Software License,
+// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt).
+
+#if !defined(BOOST_VMD_SEQ_REMOVE_HPP)
+#define BOOST_VMD_SEQ_REMOVE_HPP
+
+#include <boost/vmd/detail/setup.hpp>
+
+#if BOOST_PP_VARIADICS
+
+#include <boost/preprocessor/comparison/equal.hpp>
+#include <boost/preprocessor/control/iif.hpp>
+#include <boost/preprocessor/logical/bitand.hpp>
+#include <boost/preprocessor/seq/remove.hpp>
+#include <boost/preprocessor/seq/size.hpp>
+#include <boost/vmd/empty.hpp>
+
+/*
+
+ The succeeding comments in this file are in doxygen format.
+
+*/
+
+/** \file
+*/
+
+/** \def BOOST_VMD_SEQ_REMOVE(seq,index)
+
+ \brief removes an element from a seq.
+
+ seq = seq from which an element is to be removed.
+ index = The zero-based position in seq of the element to be removed.
+
+ If index is greater or equal to the seq size the result is undefined.
+ If the seq is a single element and the index is 0 the result is an empty seq.
+ Otherwise the result is a seq after removing the index element.
+*/
+
+#define BOOST_VMD_SEQ_REMOVE(seq,index) \
+ BOOST_PP_IIF \
+ ( \
+ BOOST_PP_BITAND \
+ ( \
+ BOOST_PP_EQUAL(index,0), \
+ BOOST_PP_EQUAL(BOOST_PP_SEQ_SIZE(seq),1) \
+ ), \
+ BOOST_VMD_EMPTY, \
+ BOOST_PP_SEQ_REMOVE \
+ ) \
+ (seq,index) \
+/**/
+
+#endif /* BOOST_PP_VARIADICS */
+#endif /* BOOST_VMD_SEQ_REMOVE_HPP */