123 lines
3.1 KiB
C++
123 lines
3.1 KiB
C++
/*
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Copyright 2012 Wolfgang Thaller.
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This file is part of Retro68.
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Retro68 is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Retro68 is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Retro68. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <iostream>
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#include <unistd.h>
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#include <algorithm>
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#include <vector>
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#include <string>
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#include <functional>
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#include <errno.h>
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#include <fstream>
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#include <boost/regex.hpp>
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using namespace std::placeholders;
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int main(int argc, char *argv[])
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{
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std::vector<std::string> argv2;
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std::vector<const char*> argv3;
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std::copy(argv, argv+argc, std::back_inserter(argv2));
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argv2[0] += ".real";
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std::string inputFileName;
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std::string tempFileName;
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char tempFileTemplate[] = "/tmp/filteredXXXXXX.s";
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int fd = mkstemps(tempFileTemplate, 2);
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tempFileName = tempFileTemplate;
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for(auto& p : argv2)
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{
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if(p.substr(p.length()-2) == ".s")
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{
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inputFileName = p;
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p = tempFileName;
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std::cerr << "Temp file: " << tempFileName << std::endl;
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}
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}
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{
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std::ifstream in(inputFileName);
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std::ofstream out(tempFileName);
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std::string wordS = "[0-9a-f][0-9a-f][0-9a-f][0-9a-f]";
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boost::regex jsr("\tjsr __magic_inline_(" + wordS + "(_" + wordS + ")*)");
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boost::regex word(wordS);
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//boost::regex size("\t\\.size\t([a-zA-Z0-9_]+), \\.-([a-zA-Z0-9_]+)");
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boost::regex globl("\t\\.globl\t([a-zA-Z0-9_]+)");
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boost::regex rts("\trts");
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std::string function_name = "__unknown";
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while(in)
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{
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std::string line;
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std::getline(in, line);
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if(!in)
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break;
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boost::smatch match;
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if(boost::regex_match(line, match, jsr))
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{
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const boost::sregex_token_iterator end;
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for (boost::sregex_token_iterator p(line.cbegin(), line.cend(), word);
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p != end;
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++p)
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{
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out << "\tdc.w 0x" << *p << std::endl;
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}
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}
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/*else if(boost::regex_match(line, match, size) && match[1] == match[2])
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{
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out << "\tdc.b 0x8e\n";
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out << "\t.string \"" << match[1] << "\"\n";
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out << "\t.align 2\n";
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out << line << std::endl;
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}*/
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else if(boost::regex_match(line, match, globl))
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{
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out << line << std::endl;
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function_name = match[1];
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}
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/*else if(boost::regex_match(line, rts))
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{
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out << line << std::endl;
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out << "\tdc.b 0x8e\n";
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out << "\t.string \"" << function_name << "\"\n";
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out << "\tdc.b 0x00\n";
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out << "\tdc.b 0x00\n";
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out << "\t.align 2\n";
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}*/
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else
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out << line << std::endl;
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}
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}
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close(fd);
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std::transform(argv2.begin(), argv2.end(), std::back_inserter(argv3), std::bind(&std::string::c_str, _1));
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argv3.push_back(NULL);
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execvp(argv3[0], const_cast<char*const*>( argv3.data() ));
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perror("execvp");
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return 1;
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}
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