static void
load_loc (location &loc, Location const &sloc)
{
loc.file = files.add (sloc.file ());
loc.first_line = sloc.first_line ();
loc.first_column = sloc.first_column ();
loc.last_line = sloc.last_line ();
loc.last_column = sloc.last_column ();
}
ScannerBufferSource::ScannerBufferSource(Configuration const* config, char const* buffer, Location const& loc, bool track_position)
: ScannerRawSource(config), _file(loc.file()), _line(loc.line()), _first_col(loc.col()), _track(track_position) {
// figure out the size of the buffer
_buffer_sz = strlen(buffer) + 1;
_buffer = new char[_buffer_sz];
memcpy(_buffer, buffer, _buffer_sz);
cursor() = _buffer;
token() = _buffer;
marker() = _buffer;
ctxmarker() = _buffer;
limit() = _buffer + _buffer_sz;
_newline = _buffer - loc.col();
}
void MacroParser::_handle_include(statements::IncludeStatement const* stmt) {
#ifndef NDEBUG
_config->ostream(Verb::DETAIL) << "TRACE: Got include statement!" << std::endl;
#endif
Location l = stmt->beginLoc();
BOOST_FOREACH(ReferencedString const* name, *stmt) {
fs::path p = fs::path(*name);
try {
// Try to resolve the name
fs::path fullpath;
// try to resolve the path of the file
if (p.is_absolute() || !l.file()) {
fullpath = p;
} else if (!l.file()) {
fullpath = fs::current_path() / p;
} else {
// Try a path relative to the current file we're in first
// Then try resolving with our default path.
fullpath = l.file()->parent_path() / p;
if (!fs::exists(fullpath) || fs::is_directory(fullpath)) {
fullpath = fs::current_path() / p;
}
}
if (!fs::exists(fullpath)) {
// We were unable to resolve the file..
std::ostream& out = _config->ostream(Verb::ERROR);
out << "ERROR: " << l << ": Could not open file \"" << p.native() << "\". File does not exist." << std::endl;
_stat = Status::ERR_SYNTAX;
break;
}
if (fs::is_directory(fullpath)) {
// We were unable to resolve the file..
std::ostream& out = _config->ostream(Verb::ERROR);
out << "ERROR: " << l << ": Could not open file \"" << p.native() << "\". The file is a directory." << std::endl;
_stat = Status::ERR_SYNTAX;
break;
// We can't open a directory.
}
// The file appears to be good.
if (!_push_front(fullpath, false)) {
std::ostream& out = _config->ostream(Verb::ERROR);
out << "ERROR: " << l << ": An error occurred openning file \"" << p.native() << "\"." << std::endl;
_stat = Status::ERR_IO;
break;
}
} catch (fs::filesystem_error& err) {
std::ostream& out = _config->ostream(Verb::ERROR);
out << "ERROR: " << l << ": An error occurred openning file \"" << p.native() << "\"." << std::endl;
_stat = Status::ERR_IO;
break;
}
}
}
