64 lines
2.7 KiB
JavaScript
64 lines
2.7 KiB
JavaScript
/**
|
|
* @fileoverview Converts octal constants to hex.
|
|
* @author <a href="mailto:Jeff@pcjs.org">Jeff Parsons</a>
|
|
* @version 1.0
|
|
* Created 2016-Sep-04
|
|
*
|
|
* Copyright © 2012-2016 Jeff Parsons <Jeff@pcjs.org>
|
|
*
|
|
* This file is part of PCjs, a computer emulation software project at <http://pcjs.org/>.
|
|
*
|
|
* PCjs 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.
|
|
*
|
|
* PCjs 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 PCjs. If not,
|
|
* see <http://www.gnu.org/licenses/gpl.html>.
|
|
*
|
|
* You are required to include the above copyright notice in every source code file of every
|
|
* copy or modified version of this work, and to display that copyright notice on every screen
|
|
* that loads or runs any version of this software (see COPYRIGHT in /modules/shared/lib/defines.js).
|
|
*
|
|
* Some PCjs files also attempt to load external resource files, such as character-image files,
|
|
* ROM files, and disk image files. Those external resource files are not considered part of PCjs
|
|
* for purposes of the GNU General Public License, and the author does not claim any copyright
|
|
* as to their contents.
|
|
*/
|
|
|
|
"use strict";
|
|
|
|
var fs = require("fs");
|
|
|
|
try {
|
|
var sText = fs.readFileSync(process.argv[2], "utf-8");
|
|
var asLines = sText.split('\n');
|
|
for (var iLine = 0; iLine < asLines.length; iLine++) {
|
|
var sLine = asLines[iLine];
|
|
var match, re = /([^0-9a-z_-])(0[0-7]+)([^0-9a-z_])/gi;
|
|
var iComment = sLine.indexOf("//");
|
|
while (match = re.exec(sLine)) {
|
|
if (iComment >= 0 && match.index > iComment) break;
|
|
var n = parseInt(match[2], 8);
|
|
if (n < 0) {
|
|
console.log("found negative octal value (" + match[2] + "), skipping");
|
|
continue;
|
|
}
|
|
var sReplace = match[1] + "0x" + n.toString(16).toUpperCase() + match[3] + " /*" + match[2] + "*/";
|
|
sLine = sLine.substr(0, match.index) + sReplace + sLine.substr(match.index + match[0].length);
|
|
re.lastIndex = match.index + sReplace.length;
|
|
asLines[iLine] = sLine;
|
|
}
|
|
}
|
|
sText = "";
|
|
for (var iLine = 0; iLine < asLines.length; iLine++) {
|
|
if (sText) sText += '\n';
|
|
sText += asLines[iLine];
|
|
}
|
|
console.log(sText);
|
|
} catch (err) {
|
|
console.log("error: " + err.message);
|
|
}
|