iostreams::mapped_file optimal_buffer_size error
I'm trying to use iostreams::mapped_file as a source for a iostreams::filtered_istream, and it's not quite working out. I create my chain like this: boost::iostreams::filtered_istream in; in.push(boost::iostreams::zlib_decompressor()); in.push(boost::iostreams::mapped_file("some file name")); // error here I haven't dug too deeply yet because I'm hoping this is not new or obscure. gcc 3.3.5 on OpenBSD 3.9 reports the following error: [03.01.07 12:13:28 bc@qui-gon libgit++]$ scons tools Skipping checks... g++ -Wall -Werror -fno-builtin -g -O0 -fno-default-inlines -DVERSION="0.0.4" -I/usr/local/include/boost-1_33_1 -Isrc -c -o src/myprogram.o src/myprogram.cpp /usr/local/include/boost-1_33_1/boost/iostreams/optimal_buffer_size.hpp: In function `streamsize boost::iostreams::optimal_buffer_size(const T&) [with T = boost::iostreams::mapped_file]': /usr/local/include/boost-1_33_1/boost/iostreams/chain.hpp:236: instantiated from `void boost::iostreams::detail::chain_base<Self, Ch, Tr, Alloc, Mode>::push_impl(const T&, int, int) [with T = boost::iostreams::mapped_file, Self = boost::iostreams::chain<boost::iostreams::input, char, std::char_traits<char>, std::allocator<char> >, Ch = char, Tr = std::char_traits<char>, Alloc = std::allocator<char>, Mode = boost::iostreams::input]' /usr/local/include/boost-1_33_1/boost/iostreams/chain.hpp:179: instantiated from `void boost::iostreams::detail::chain_base<Self, Ch, Tr, Alloc, Mode>::push(const T&, int, int, typename boost::disable_if<boost::iostreams::is_std_io<T>, void>::type*) [with T = boost::iostreams::mapped_file, Self = boost::iostreams::chain<boost::iostreams::input, char, std::char_traits<char>, std::allocator<char> >, Ch = char, Tr = std::char_traits<char>, Alloc = std::allocator<char>, Mode = boost::iostreams::input]' /usr/local/include/boost-1_33_1/boost/iostreams/chain.hpp:484: instantiated from `void boost::iostreams::detail::chain_client<Chain>::push_impl(const T&, int, int) [with T = boost::iostreams::mapped_file, Chain = boost::iostreams::chain<boost::iostreams::input, char, std::char_traits<char>, std::allocator<char> >]' /usr/local/include/boost-1_33_1/boost/iostreams/chain.hpp:472: instantiated from `void boost::iostreams::detail::chain_client<Chain>::push(const T&, int, int, typename boost::disable_if<boost::iostreams::is_std_io<T>, void>::type*) [with T = boost::iostreams::mapped_file, Chain = boost::iostreams::chain<boost::iostreams::input, char, std::char_traits<char>, std::allocator<char> >]' src/myprogram.cpp:27: instantiated from here /usr/local/include/boost-1_33_1/boost/iostreams/optimal_buffer_size.hpp:38: error: ' struct boost::iostreams::detail::optimal_buffer_size_impl<boost::iostreams::mapped_file> ' has no member named 'optimal_buffer_size' scons: *** [src/myprogram.o] Error 1 -- Benjamin Collins ben.collins@acm.org
participants (1)
-
Benjamin A. Collins