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// Copyright (C) 2022 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <qstring.h>
#include <qstringlist.h>
#include <qfile.h>
#include "tracepointgen.h"
#include "parser.h"
static void usage(int status)
{
printf("Generates a tracepoint file for tracegen tool from input files.\n\n");
printf("Usage: tracepointgen <output file> <input files> \n");
exit(status);
}
static void parseArgs(int argc, char *argv[], QString &provider, QString &outFile, QList<QString> &inputFiles)
{
if (argc == 1)
usage(0);
if (argc < 4)
usage(-1);
provider = QLatin1StringView(argv[1]);
outFile = QLatin1StringView(argv[2]);
for (int i = 3; i < argc; i++)
inputFiles.append(QLatin1StringView(argv[i]));
}
int main(int argc, char *argv[])
{
QString provider;
QList<QString> inputFiles;
QString outFile;
parseArgs(argc, argv, provider, outFile, inputFiles);
Parser parser(provider);
for (const QString &inputFile : inputFiles) {
if (inputFile.startsWith(QLatin1Char('I'))) {
QStringList includeDirs = inputFile.right(inputFile.length() - 1).split(QLatin1Char(';'));
parser.addIncludeDirs(includeDirs);
continue;
}
QFile in(inputFile);
if (!in.open(QIODevice::ReadOnly | QIODevice::Text)) {
panic("Cannot open '%s' for reading: %s\n",
qPrintable(inputFile), qPrintable(in.errorString()));
}
DEBUGPRINTF(printf("tracepointgen: parse %s\n", qPrintable(inputFile)));
parser.parse(in, inputFile);
}
if (parser.isEmpty())
panic("empty provider %s\n", qPrintable(provider));
QFile out(outFile);
if (!out.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
panic("Cannot open '%s' for writing: %s\n",
qPrintable(outFile), qPrintable(out.errorString()));
}
parser.write(out);
out.close();
return 0;
}
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