[8] | 1 | /*
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| 2 | * TOPPERS Software
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| 3 | * Toyohashi Open Platform for Embedded Real-Time Systems
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| 4 | *
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| 5 | * Copyright (C) 2007-2008 by TAKAGI Nobuhisa
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| 6 | *
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| 7 | * ãLì ÒÍCȺÌ(1)`(4)Ìðð½·êÉÀèC{\tgEF
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| 8 | * Ai{\tgEFAðüϵ½àÌðÜÞDȺ¯¶jðgpE¡»Eü
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| 9 | * ÏEÄzziȺCpÆÄÔj·é±Æð³Åø·éD
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| 10 | * (1) {\tgEFAð\[XR[hÌ`Åp·éêÉÍCãLÌì
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| 11 | * \¦C±Ìpð¨æѺL̳ÛØKèªC»ÌÜÜÌ`Å\[
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| 12 | * XR[hÉÜÜêÄ¢é±ÆD
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| 13 | * (2) {\tgEFAðCCu`®ÈÇC¼Ì\tgEFAJÉg
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| 14 | * pÅ«é`ÅÄzz·éêÉÍCÄzzɺ¤hL
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| 15 | gip
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| 16 | * Ò}j
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| 17 | AÈÇjÉCãLÌì \¦C±Ìpð¨æѺL
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| 18 | * ̳ÛØKèðfÚ·é±ÆD
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| 19 | * (3) {\tgEFAðC@íÉgÝÞÈÇC¼Ì\tgEFAJÉg
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| 20 | * pÅ«È¢`ÅÄzz·éêÉÍCÌ¢¸ê©Ìðð½·±
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| 21 | * ÆD
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| 22 | * (a) Äzzɺ¤hL
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| 23 | gipÒ}j
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| 24 | AÈÇjÉCãLÌ
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| 25 | * ì \¦C±Ìpð¨æѺL̳ÛØKèðfÚ·é±ÆD
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| 26 | * (b) ÄzzÌ`ÔðCÊÉèßéû@ÉæÁÄCTOPPERSvWFNgÉ
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| 27 | * ñ·é±ÆD
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| 28 | * (4) {\tgEFAÌpÉæè¼ÚIܽÍÔÚIɶ¶é¢©Èé¹
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| 29 | * Q©çàCãLì Ò¨æÑTOPPERSvWFNgðÆÓ·é±ÆD
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| 30 | * ܽC{\tgEFAÌ[UܽÍGh[U©çÌ¢©Èé
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| 31 | * RÉîÿ©çàCãLì Ò¨æÑTOPPERSvWFNgð
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| 32 | * ÆÓ·é±ÆD
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| 33 | *
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| 34 | * {\tgEFAÍC³ÛØÅñ³êÄ¢éàÌÅ éDãLì Ò¨
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| 35 | * æÑTOPPERSvWFNgÍC{\tgEFAÉÖµÄCÁèÌgpÚI
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| 36 | * ÉηéK«àÜßÄC¢©ÈéÛØàsíÈ¢DܽC{\tgEF
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| 37 | * AÌpÉæè¼ÚIܽÍÔÚIɶ¶½¢©Èé¹QÉÖµÄàC»
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| 38 | * ÌÓCðíÈ¢D
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| 39 | *
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| 40 | */
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| 41 | #include <cstring>
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| 42 | #include <algorithm>
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| 43 | #include <iostream>
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| 44 | #include <iterator>
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| 45 | #include "toppers/io.hpp"
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| 46 | #include "toppers/cpp.hpp"
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| 47 | #include "toppers/global.hpp"
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| 48 | #include "toppers/diagnostics.hpp"
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| 49 | #include "toppers/oil/preprocess.hpp"
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| 50 | #include <boost/spirit.hpp>
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| 51 |
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| 52 | namespace toppers
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| 53 | {
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| 54 | namespace oil
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| 55 | {
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| 56 |
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| 57 | /*!
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| 58 | * \brief ÃIAPI `INCLUDE'ÌWJ
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| 59 | * \param[in] in üÍt@CÌàe
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| 60 | * \param[out] out oÍt@CÌàe
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| 61 | * \param[in] codeset ¶R[h
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| 62 | * \param[out] dependencies ˶ÖWÌi[æiNULLÌêÍi[µÈ¢j
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| 63 | * \param[out] onces #pragma onceªLq³êÄ¢½t@C¼Ìi[æiNULLÌêÍi[µÈ¢j
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| 64 | *
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| 65 | * `INCLUDE' ÌøÍAÊITRON dlÌàÌÆÍÙÈèAñdøpÅÍÜ¸É #include wßÆ
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| 66 | * ¯¶`®ðp¢éB
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| 67 | */
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| 68 | void expand_include( text const& in, text& out, codeset_t codeset, std::set< std::string >* dependencies, std::set< std::string >* onces )
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| 69 | {
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| 70 | typedef text::container::const_iterator const_row_iterator;
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| 71 | typedef std::string::size_type size_type;
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| 72 | size_type const npos = std::string::npos;
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| 73 | const_row_iterator first( in.begin().get_row() ), last( in.end().get_row() );
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| 74 |
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| 75 | out.set_line( first->line.file, first->line.line );
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| 76 | for ( const_row_iterator iter( first ); iter != last; ++iter )
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| 77 | {
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| 78 | std::string const& buf = iter->buf;
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| 79 | char state = 0;
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| 80 |
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| 81 | for ( size_type i = 0, n = buf.size(); i != n; ++i )
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| 82 | {
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| 83 | char c = buf[i];
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| 84 | if ( c == '\'' || c == '\"' )
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| 85 | {
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| 86 | if ( state == 0 )
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| 87 | {
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| 88 | state = c; // ¶iñjeJn
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| 89 | }
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| 90 | else if ( buf[i - 1] != '\\' ) // \' Ü½Í \" ÅÍÈ¢
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| 91 | {
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| 92 | state = 0; // ¶iñjeI¹
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| 93 | }
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| 94 | else if ( ( codeset == shift_jis ) && ( i >= 2 ) && is_lead< shift_jis >( buf[i - 2] ) )
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| 95 | {
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| 96 | state = 0;
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| 97 | }
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| 98 | out.push_back( c );
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| 99 | }
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| 100 | else if ( state != 0 ) // ¶iñjeà
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| 101 | {
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| 102 | out.push_back( c );
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| 103 | }
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| 104 | else
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| 105 | {
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| 106 | using namespace boost::spirit;
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| 107 | std::string headername;
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| 108 | if ( iter == last )
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| 109 | {
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| 110 | return;
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| 111 | }
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| 112 | text::const_iterator iter2( iter, i );
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| 113 | if ( iter2 == in.end() )
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| 114 | {
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| 115 | break;
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| 116 | }
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| 117 | parse_info< text::const_iterator > info
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| 118 | = parse( iter2, in.end(),
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| 119 | ( str_p( "#include" ) >> *space_p
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| 120 | >> '\"' >> ( +( anychar_p - '\"' ) )[ assign( headername ) ] >> '\"'
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| 121 | ) ); // sÔª¸êéÌÅAXLbvp[TÍgpµÈ¢
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| 122 | if ( info.hit )
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| 123 | {
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| 124 | std::vector< std::string > include_paths = get_global< std::vector< std::string > >( "include-path" );
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| 125 | std::string hname = search_include_file( include_paths.begin(), include_paths.end(), headername );
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| 126 | if ( hname.empty() ) // wb_¼ª©Â©çÈ¢
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| 127 | {
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| 128 | error( iter->line, _( "cannot open file `%1%\'" ), headername );
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| 129 | }
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| 130 | else if ( onces == 0 || onces->find( hname ) == onces->end() )
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| 131 | {
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| 132 | if ( dependencies != 0 )
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| 133 | {
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| 134 | dependencies->insert( hname );
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| 135 | }
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| 136 | out.push_back( ' ' ); // _~[ð}üµÄ¨©È¢ÆsÔª¸êé
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| 137 | preprocess( hname, out, codeset, dependencies, onces ); // wb_¼Åwè³ê½t@CÉεÄOðÄAIÉs¤
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| 138 | iter = info.stop.get_row();
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| 139 | i = info.stop.get_col() - 1;
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| 140 | if ( iter != last )
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| 141 | {
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| 142 | out.set_line( iter->line.file, iter->line.line );
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| 143 | }
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| 144 | }
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| 145 | }
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| 146 | else
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| 147 | {
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| 148 | if ( iter2.get_col() == 0 )
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| 149 | {
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| 150 | info = parse( iter2, in.end(),
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| 151 | ( *( space_p - eol_p ) >>
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| 152 | ch_p( '#' ) >> *space_p >> "pragma" >> *space_p
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| 153 | >> "once"
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| 154 | >> *( space_p - eol_p ) >> eol_p ) );
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| 155 | if ( info.hit )
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| 156 | {
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| 157 | if ( onces != 0 )
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| 158 | {
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| 159 | onces->insert( iter2.line().file );
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| 160 | }
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| 161 | out.push_back( ' ' );
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| 162 | iter = info.stop.get_row();
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| 163 | if ( iter != last )
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| 164 | {
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| 165 | out.set_line( iter->line.file, iter->line.line );
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| 166 | }
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| 167 | --iter; // CNg³êéÌÅ¢Á½ñß·B
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| 168 | break;
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| 169 | }
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| 170 | }
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| 171 | if ( parse( iter2, in.end(),
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| 172 | ( str_p( "#include" ) >> *space_p >> '\"' >> +( anychar_p - ')' ) >> '\"') ).hit )
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| 173 | {
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| 174 | warning( iter->line, _( "probably, %1% argument of `%2%\' is illegal" ), _( "1st" ), "INCLUDE" );
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| 175 | }
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| 176 | out.push_back( c );
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| 177 | }
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| 178 | }
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| 179 | }
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| 180 | }
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| 181 | }
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| 182 |
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| 183 | /*!
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| 184 | * \brief RtBM
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| 185 | [Vt@CÌO
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| 186 | * \param[in] file RtBM
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| 187 | [Vt@C¼
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| 188 | * \param[out] result OãÌàe
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| 189 | * \param[in] codeset ¶R[h
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| 190 | * \param[out] dependencies ˶ÖWÌi[æiNULLÌêÍi[µÈ¢j
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| 191 | * \param[out] onces #pragma onceªLq³êÄ¢½t@C¼Ìi[æiNULLÌêÍi[µÈ¢j
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| 192 | */
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| 193 | void preprocess( std::string const& file, text& result, codeset_t codeset, std::set< std::string >* dependencies, std::set< std::string >* onces )
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| 194 | {
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| 195 | std::string buf;
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| 196 | read( file, buf );
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| 197 | if ( buf.empty() )
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| 198 | {
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| 199 | return;
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| 200 | }
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| 201 | text txt;
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| 202 | txt.set_line( file, 1 );
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| 203 | remove_comment( buf.begin(), buf.end(), std::back_inserter( txt ), codeset );
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| 204 | expand_include( txt, result, codeset, dependencies, onces );
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| 205 | }
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| 206 |
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| 207 | }
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| 208 | }
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