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diff --git a/src/io/line.cpp b/src/io/line.cpp
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+#include "line.hpp"
+// io/line.hpp - Input from files, line-by-line
+//
+// Copyright © 2014 Ben Longbons <b.r.longbons@gmail.com>
+//
+// This file is part of The Mana World (Athena server)
+//
+// This program 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.
+//
+// This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
+
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "../strings/fstring.hpp"
+#include "../strings/mstring.hpp"
+#include "../strings/zstring.hpp"
+
+#include "../io/cxxstdio.hpp"
+
+#include "../poison.hpp"
+
+
+namespace io
+{
+ FString Line::message_str(ZString cat, ZString msg)
+ {
+ MString out;
+ if (column)
+ out += STRPRINTF("%s:%u:%u: %s: %s\n",
+ filename, line, column, cat, msg);
+ else
+ out += STRPRINTF("%s:%u: %s: %s\n",
+ filename, line, cat, msg);
+ out += STRPRINTF("%s\n", text);
+ out += STRPRINTF("%*c\n", column, '^');
+ return FString(out);
+ }
+
+ void Line::message(ZString cat, ZString msg)
+ {
+ if (column)
+ FPRINTF(stderr, "%s:%u:%u: %s: %s\n",
+ filename, line, column, cat, msg);
+ else
+ FPRINTF(stderr, "%s:%u: %s: %s\n",
+ filename, line, cat, msg);
+ FPRINTF(stderr, "%s\n", text);
+ FPRINTF(stderr, "%*c\n", column, '^');
+ }
+
+ LineReader::LineReader(ZString name)
+ : filename(name), line(0), column(0), rf(name)
+ {}
+
+ LineReader::LineReader(ZString name, int fd)
+ : filename(name), line(0), column(0), rf(fd)
+ {}
+
+ bool LineReader::read_line(Line& l)
+ {
+ if (rf.getline(l.text))
+ {
+ l.filename = filename;
+ l.line = ++line;
+ l.column = 0; // whole line
+ return true;
+ }
+ return false;
+ }
+
+ bool LineReader::is_open()
+ {
+ return rf.is_open();
+ }
+
+ LineCharReader::LineCharReader(ZString name)
+ : LineReader(name)
+ {
+ column = 1; // not 0, not whole line
+ if (rf.is_open())
+ adv();
+ if (!line)
+ column = 0;
+ }
+ // sigh, copy-paste
+ // in just a couple months I can drop support for gcc 4.6 though
+ LineCharReader::LineCharReader(ZString name, int fd)
+ : LineReader(name, fd)
+ {
+ column = 1; // not 0, not whole line
+ if (rf.is_open())
+ adv();
+ if (!line)
+ column = 0;
+ }
+
+ bool LineCharReader::get(LineChar& c)
+ {
+ if (!column)
+ return false;
+
+ c.text = line_text;
+ c.filename = filename;
+ c.line = line;
+ c.column = column;
+ return true;
+ }
+
+ void LineCharReader::adv()
+ {
+ if (column - 1 == line_text.size())
+ {
+ Line tmp;
+ if (!read_line(tmp))
+ {
+ // eof
+ column = 0;
+ return;
+ }
+ line_text = tmp.text;
+ column = 1;
+ }
+ else
+ column++;
+ }
+
+ bool LineCharReader::is_open()
+ {
+ return line != 0;
+ }
+} // namespace io