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# fastformat/sinks/ostream.hpp

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    00001 /* /////////////////////////////////////////////////////////////////////////
    00002  * File:        fastformat/sinks/ostream.hpp
    00003  *
    00004  * Purpose:     A FastFormat sink for IOStreams' std::ostream.
    00005  *
    00006  * Created:     19th January 2008
    00007  * Updated:     11th August 2009
    00008  *
    00009  * Home:        http://www.fastformat.org/
    00010  *
    00011  * Copyright (c) 2008-2009, Matthew Wilson and Synesis Software
    00012  * All rights reserved.
    00013  *
    00014  * Redistribution and use in source and binary forms, with or without
    00015  * modification, are permitted provided that the following conditions are
    00016  * met:
    00017  *
    00018  * - Redistributions of source code must retain the above copyright notice,
    00019  *   this list of conditions and the following disclaimer.
    00020  * - Redistributions in binary form must reproduce the above copyright
    00021  *   notice, this list of conditions and the following disclaimer in the
    00022  *   documentation and/or other materials provided with the distribution.
    00023  * - Neither the names of Matthew Wilson and Synesis Software nor the names
    00024  *   of any contributors may be used to endorse or promote products derived
    00025  *   from this software without specific prior written permission.
    00026  *
    00027  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
    00028  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
    00029  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    00030  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
    00031  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
    00032  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
    00033  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
    00034  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
    00035  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
    00036  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
    00037  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    00038  *
    00039  * ////////////////////////////////////////////////////////////////////// */
    00040
    00041
    00047 #ifndef FASTFORMAT_INCL_FASTFORMAT_SINK_HPP_OSTREAM
    00048 #define FASTFORMAT_INCL_FASTFORMAT_SINK_HPP_OSTREAM
    00049
    00050 /* /////////////////////////////////////////////////////////////////////////
    00051  * Version information
    00052  */
    00053
    00054 #ifndef FASTFORMAT_DOCUMENTATION_SKIP_SECTION
    00055 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_OSTREAM_MAJOR       1
    00056 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_OSTREAM_MINOR       1
    00057 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_OSTREAM_REVISION    3
    00058 # define FASTFORMAT_VER_FASTFORMAT_SINK_HPP_OSTREAM_EDIT        24
    00059 #endif /* !FASTFORMAT_DOCUMENTATION_SKIP_SECTION */
    00060
    00061 /* /////////////////////////////////////////////////////////////////////////
    00062  * Language
    00063  */
    00064
    00065 #ifndef __cplusplus
    00066 # error This file can only be included in C++ compilation units
    00067 #endif /* !__cplusplus */
    00068
    00069 /* /////////////////////////////////////////////////////////////////////////
    00070  * Includes
    00071  */
    00072
    00073 #include <fastformat/fastformat.h>
    00074 #include <fastformat/format/standard_flags.hpp>
    00075 #include <fastformat/quality/contract.h>
    00076 #include <fastformat/util/sinks/helpers.hpp>
    00077
    00078 #include <ostream>
    00079
    00080 /* /////////////////////////////////////////////////////////////////////////
    00081  * Namespace
    00082  */
    00083
    00084 #if !defined(FASTFORMAT_NO_NAMESPACE)
    00085 namespace fastformat
    00086 {
    00087 namespace sinks
    00088 {
    00089 #endif /* !FASTFORMAT_NO_NAMESPACE */
    00090
    00091 /* /////////////////////////////////////////////////////////////////////////
    00092  * Action Shims
    00093  */
    00094
    00102 inline std::basic_ostream<ff_char_t>& fmt_slices(
    00103     std::basic_ostream<ff_char_t>&  sink
    00104 ,   int                             flags
    00105 ,   size_t                          cchTotal
    00106 ,   size_t                          numResults
    00107 ,   ff_string_slice_t const*        results
    00108 )
    00109 {
    00110     stlsoft::auto_buffer<ff_char_t> buff(cchTotal + 1);
    00111
    00112 #ifndef STLSOFT_CF_THROW_BAD_ALLOC
    00113     if(!buff.empty())   // May return false when exception-handling not enabled
    00114 #endif /* !STLSOFT_CF_THROW_BAD_ALLOC */
    00115     {
    00116 #if !defined(FASTFORMAT_NO_NAMESPACE)
    00117         using ::fastformat::util::concat_slices;
    00118 #endif /* !FASTFORMAT_NO_NAMESPACE */
    00119
    00120         concat_slices(buff, numResults, results);
    00121
    00122         if(flags::ff_newLine & flags)
    00123         {
    00124             buff[cchTotal] = '\n';
    00125         }
    00126         else
    00127         {
    00128             buff.resize(buff.size() - 1);
    00129         }
    00130
    00131 #if defined(STLSOFT_COMPILER_IS_MSVC) && \
    00132     _MSC_VER == 1400
    00133         // VC++ 8 erroneously (at least IMO) asserts on the validity of the
    00134         // pointer given to write() even when count is 0. Other versions
    00135         // (including 9) don't do this, so we won't bother to catch it
    00136         // otherwise.
    00137         if(0 != buff.size())
    00138 #endif /* compiler */
    00139         {
    00140             sink.write(buff.data(), static_cast<std::streamsize>(buff.size()));
    00141         }
    00142
    00143         if(flags::ff_flush & flags)
    00144         {
    00145             sink.flush();
    00146         }
    00147     }
    00148
    00149     return sink;
    00150 }
    00151
    00152 /* /////////////////////////////////////////////////////////////////////////
    00153  * Namespace
    00154  */
    00155
    00156 #if !defined(FASTFORMAT_NO_NAMESPACE)
    00157 } /* namespace sinks */
    00158 } /* namespace fastformat */
    00159 #endif /* !FASTFORMAT_NO_NAMESPACE */
    00160
    00161 /* ////////////////////////////////////////////////////////////////////// */
    00162
    00163 #endif /* FASTFORMAT_INCL_FASTFORMAT_SINK_HPP_OSTREAM */
    00164
    00165 /* ///////////////////////////// end of file //////////////////////////// */

FastFormat Library documentation © Matthew Wilson, 2006-2009 |