Retro68/Elf2Mac/SegmentMap.cc
2019-08-18 13:21:00 +02:00

127 lines
3.9 KiB
C++

/*
Copyright 2017 Wolfgang Thaller.
This file is part of Retro68.
Retro68 is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Retro68 is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Retro68. If not, see <http://www.gnu.org/licenses/>.
*/
#include "SegmentMap.h"
#include <fstream>
#include <cctype>
#include <algorithm>
#include <iostream>
SegmentInfo::SegmentInfo()
{
}
SegmentMap::SegmentMap()
{
segments.emplace_back(1, "Runtime",
"*/libretrocrt.a:start.c.obj",
"*/libretrocrt.a:relocate.c.obj",
"*/libretrocrt.a:MultiSegApp.c.obj",
"*/libretrocrt.a:LoadSeg.s.obj",
"*/libretrocrt.a:*",
"*/libInterface.a:*",
"*/libgcc.a:*",
"*/libc.a:*"
);
segments.emplace_back(5, "libstdc++ locale",
"*/libstdc++.a:locale.o",
"*/libstdc++.a:locale_faces.o",
"*/libstdc++.a:locale_init.o");
segments.emplace_back(7, "libstdc++ locale-inst",
"*/libstdc++.a:locale-inst.o");
segments.emplace_back(8, "libstdc++ wlocale-inst",
"*/libstdc++.a:wlocale-inst.o");
segments.emplace_back(6, "libstdc++ cp-demangle",
"*/libstdc++.a:cp-demangle.o");
segments.emplace_back(3, "libstdc++",
"*/libstdc++.a:*");
segments.emplace_back(4, "RetroConsole",
"*/libRetroConsole.a:*");
segments.emplace_back(2, "Main",
"*");
}
SegmentMap::SegmentMap(std::string filename)
{
segments.emplace_back(1, "Runtime",
"*/libretrocrt.a:start.c.obj",
"*/libretrocrt.a:relocate.c.obj",
"*/libretrocrt.a:MultiSegApp.c.obj",
"*/libretrocrt.a:LoadSeg.s.obj",
"*/libretrocrt.a:*",
"*/libInterface.a:*",
"*/libgcc.a:*",
"*/libc.a:*"
);
std::ifstream in(filename);
int id = -1;
int nextID = 3;
while(in)
{
std::string s;
in >> std::ws;
std::getline(in, s);
//std::cout << "segs: " << s << std::endl;
if(!in)
break;
std::string upper;
std::transform(s.begin(), s.end(), std::back_inserter(upper), [](char c) { return std::toupper(c); });
if(s[0] == '#')
continue;
else if(upper == "SEGMENT" || (upper.substr(0,7) == "SEGMENT" && std::isspace(upper[7])))
{
std::string name;
auto p = s.begin() + 7;
while(p != s.end() && std::isspace(*p))
++p;
name = std::string(p, s.end());
id = nextID++;
segments.emplace_back(id, name);
}
else
{
if(id < 0)
{
throw std::runtime_error("missing SEGMENT directive.\n");
}
segments.back().filters.push_back(s);
}
}
segments.emplace_back(2, "Main",
"*");
}
std::string SegmentMap::GetSegmentName(int id)
{
for(auto& seg : segments)
{
if(seg.id == id)
return seg.name;
}
return "";
}