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/*
* Copyright (C) 2007 Thiago Macieira <thiago@kde.org>
*
* 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 2 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 "options.h"
#include <QSet>
#include <QStringList>
#include <stdio.h>
#include <stdlib.h>
Options* Options::globalOptions = 0;
Options::Options()
{
globalOptions = this;
}
Options::~Options()
{
}
void Options::showHelp()
{
printf("Usage: svn-all-fast-export configfile path-to-svn\n");
}
void Options::parseArguments(const QStringList &argumentList)
{
QSet<QString> validOptions;
validOptions << "help";
QSet<QString> validOptionsWithComplement;
validOptionsWithComplement << "resume-from" << "identity-map";
QStringList arguments = argumentList;
arguments.takeFirst(); // the first one is the executable name; drop it
while (!arguments.isEmpty()) {
QString arg = arguments.takeFirst();
QString complement;
if (arg == "--")
break;
if (arg.startsWith("--"))
arg = arg.mid(1); // drop double dashes to single
if (arg.startsWith("-no-")) {
complement = "no";
arg = arg.mid(4);
} else if (!arg.startsWith("-")) {
// non-option arg
arguments.prepend(arg);
break;
} else { // starts with "-"
arg = arg.mid(1);
}
if (arg.contains('=') && complement.isEmpty()) {
int pos = arg.indexOf('=');
complement = arg.mid(pos + 1);
arg.truncate(pos);
}
if (validOptionsWithComplement.contains(arg)) {
if (arguments.isEmpty()) {
fprintf(stderr, "Option -%s requires an argument\n", qPrintable(arg));
exit(2);
}
if (options.contains(arg)) {
fprintf(stderr, "Option -%s given more than once\n", qPrintable(arg));
exit(2);
}
if (!complement.isEmpty())
options[arg] = complement;
else if (!arguments.isEmpty())
options[arg] = arguments.takeFirst();
else {
fprintf(stderr, "Option -%s requires an argument\n", qPrintable(arg));
exit(2);
}
continue;
} else if (validOptions.contains(arg)) {
if (switches.contains(arg)) {
fprintf(stderr, "Option -%s given more than once\n", qPrintable(arg));
exit(2);
}
switches[arg] = !(complement == "no");
} else {
if (complement == "no")
fprintf(stderr, "Invalid option: -no-%s\n", qPrintable(arg));
else
fprintf(stderr, "Invalid option: -%s\n", qPrintable(arg));
exit(2);
}
}
if (switches.value("help")) {
showHelp();
exit(0);
} else if (arguments.count() < 2) {
showHelp();
exit(2);
}
ruleFile = arguments.takeFirst();
pathToRepository = arguments.takeFirst();
}
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