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ConvertObj: insist on proper "first" record and version

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This commit is contained in:
Wolfgang Thaller 2019-01-23 23:10:57 +01:00
parent 2cf217fb64
commit 3327705fb3
1 changed files with 27 additions and 12 deletions
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37
ConvertObj/ConvertObj.cc
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@ -282,6 +282,32 @@ int main(int argc, char* argv[])
std::shared_ptr<Module> module; std::shared_ptr<Module> module;
std::vector<std::shared_ptr<Module>> modules; std::vector<std::shared_ptr<Module>> modules;
{
int firstRecord = byte(in);
/*int flags =*/ byte(in);
int version = word(in);
if(firstRecord != kFirst)
{
std::cerr << "Not an MPW object file.\n";
return 1;
}
if(version > 3)
{
std::cerr << "Unknown/invalid MPW object file version "
<< version << std::endl;
return 1;
}
if(verbose)
{
std::cerr << "First\n";
std::cerr << "Version: " << version << std::endl;
}
}
std::cout << "\t.text\n\t.align 2\n"; std::cout << "\t.text\n\t.align 2\n";
for(bool endOfObject = false; !endOfObject;) { for(bool endOfObject = false; !endOfObject;) {
@ -304,17 +330,6 @@ int main(int argc, char* argv[])
if(verbose) if(verbose)
std::cerr << "Pad\n"; std::cerr << "Pad\n";
break; break;
case kFirst:
{
/*int flags =*/ byte(in);
int version = word(in);
if(verbose)
{
std::cerr << "First\n";
std::cerr << "Version: " << version << std::endl;
}
}
break;
case kComment: case kComment:
{ {
/*int flags =*/ byte(in); /*int flags =*/ byte(in);