4748acbf1e
instead of QStringLiteral, QString, const char*. Results: reduce .rodata, prevent re-creation of QString. Change-Id: Ie2e3089974c42e6733457bbe58521bccd1da3a53 Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
410 lines
14 KiB
C++
410 lines
14 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the qmake application of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL21$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** As a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include "project.h"
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#include "property.h"
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#include "option.h"
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#include "cachekeys.h"
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#include "metamakefile.h"
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#include <qnamespace.h>
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#include <qdebug.h>
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#include <qregexp.h>
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#include <qdir.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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QT_BEGIN_NAMESPACE
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#ifdef Q_OS_WIN
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struct SedSubst {
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QRegExp from;
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QString to;
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};
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Q_DECLARE_TYPEINFO(SedSubst, Q_MOVABLE_TYPE);
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static int doSed(int argc, char **argv)
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{
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QVector<SedSubst> substs;
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QList<const char *> inFiles;
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for (int i = 0; i < argc; i++) {
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if (!strcmp(argv[i], "-e")) {
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if (++i == argc) {
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fprintf(stderr, "Error: sed option -e requires an argument\n");
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return 3;
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}
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QString cmd = QString::fromLocal8Bit(argv[i]);
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for (int j = 0; j < cmd.length(); j++) {
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QChar c = cmd.at(j);
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if (c.isSpace())
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continue;
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if (c != QLatin1Char('s')) {
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fprintf(stderr, "Error: unrecognized sed command '%c'\n", c.toLatin1());
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return 3;
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}
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QChar sep = ++j < cmd.length() ? cmd.at(j) : QChar();
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Qt::CaseSensitivity matchcase = Qt::CaseSensitive;
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bool escaped = false;
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int phase = 1;
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QStringList phases;
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QString curr;
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while (++j < cmd.length()) {
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c = cmd.at(j);
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if (!escaped) {
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if (c == QLatin1Char(';'))
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break;
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if (c == QLatin1Char('\\')) {
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escaped = true;
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continue;
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}
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if (c == sep) {
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phase++;
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phases << curr;
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curr.clear();
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continue;
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}
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}
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if (phase == 1
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&& (c == QLatin1Char('+') || c == QLatin1Char('?') || c == QLatin1Char('|')
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|| c == QLatin1Char('{') || c == QLatin1Char('}')
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|| c == QLatin1Char('(') || c == QLatin1Char(')'))) {
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// translate sed rx to QRegExp
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escaped ^= 1;
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}
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if (escaped) {
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escaped = false;
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curr += QLatin1Char('\\');
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}
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curr += c;
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}
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if (escaped) {
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fprintf(stderr, "Error: unterminated escape sequence in sed s command\n");
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return 3;
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}
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if (phase != 3) {
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fprintf(stderr, "Error: sed s command requires three arguments (%d, %c, %s)\n", phase, sep.toLatin1(), qPrintable(curr));
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return 3;
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}
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if (curr.contains(QLatin1Char('i'))) {
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curr.remove(QLatin1Char('i'));
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matchcase = Qt::CaseInsensitive;
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}
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if (curr != QLatin1String("g")) {
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fprintf(stderr, "Error: sed s command supports only g & i options; g is required\n");
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return 3;
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}
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SedSubst subst;
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subst.from = QRegExp(phases.at(0), matchcase);
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subst.to = phases.at(1);
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subst.to.replace(QLatin1String("\\\\"), QLatin1String("\\")); // QString::replace(rx, sub) groks \1, but not \\.
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substs << subst;
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}
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} else if (argv[i][0] == '-' && argv[i][1] != 0) {
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fprintf(stderr, "Error: unrecognized sed option '%s'\n", argv[i]);
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return 3;
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} else {
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inFiles << argv[i];
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}
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}
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if (inFiles.isEmpty())
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inFiles << "-";
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foreach (const char *inFile, inFiles) {
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FILE *f;
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if (!strcmp(inFile, "-")) {
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f = stdin;
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} else if (!(f = fopen(inFile, "r"))) {
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perror(inFile);
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return 1;
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}
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QTextStream is(f);
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while (!is.atEnd()) {
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QString line = is.readLine();
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for (int i = 0; i < substs.size(); i++)
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line.replace(substs.at(i).from, substs.at(i).to);
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puts(qPrintable(line));
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}
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if (f != stdin)
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fclose(f);
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}
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return 0;
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}
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static int doLink(int argc, char **argv)
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{
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bool isSymlink = false;
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bool force = false;
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QList<const char *> inFiles;
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for (int i = 0; i < argc; i++) {
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if (!strcmp(argv[i], "-s")) {
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isSymlink = true;
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} else if (!strcmp(argv[i], "-f")) {
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force = true;
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} else if (argv[i][0] == '-') {
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fprintf(stderr, "Error: unrecognized ln option '%s'\n", argv[i]);
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return 3;
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} else {
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inFiles << argv[i];
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}
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}
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if (inFiles.size() != 2) {
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fprintf(stderr, "Error: this ln requires exactly two file arguments\n");
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return 3;
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}
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if (!isSymlink) {
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fprintf(stderr, "Error: this ln supports faking symlinks only\n");
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return 3;
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}
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QString target = QString::fromLocal8Bit(inFiles[0]);
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QString linkname = QString::fromLocal8Bit(inFiles[1]);
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QDir destdir;
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QFileInfo tfi(target);
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QFileInfo lfi(linkname);
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if (lfi.isDir()) {
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destdir.setPath(linkname);
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lfi.setFile(destdir, tfi.fileName());
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} else {
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destdir.setPath(lfi.path());
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}
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if (!destdir.exists()) {
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fprintf(stderr, "Error: destination directory %s does not exist\n", qPrintable(destdir.path()));
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return 1;
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}
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tfi.setFile(destdir.absoluteFilePath(tfi.filePath()));
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if (!tfi.exists()) {
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fprintf(stderr, "Error: this ln does not support symlinking non-existing targets\n");
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return 3;
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}
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if (tfi.isDir()) {
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fprintf(stderr, "Error: this ln does not support symlinking directories\n");
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return 3;
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}
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if (lfi.exists()) {
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if (!force) {
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fprintf(stderr, "Error: %s exists\n", qPrintable(lfi.filePath()));
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return 1;
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}
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if (!QFile::remove(lfi.filePath())) {
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fprintf(stderr, "Error: cannot overwrite %s\n", qPrintable(lfi.filePath()));
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return 1;
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}
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}
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if (!QFile::copy(tfi.filePath(), lfi.filePath())) {
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fprintf(stderr, "Error: cannot copy %s to %s\n",
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qPrintable(tfi.filePath()), qPrintable(lfi.filePath()));
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return 1;
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}
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return 0;
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}
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static int doInstall(int argc, char **argv)
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{
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if (!argc) {
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fprintf(stderr, "Error: -install requires further arguments\n");
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return 3;
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}
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if (!strcmp(argv[0], "sed"))
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return doSed(argc - 1, argv + 1);
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if (!strcmp(argv[0], "ln"))
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return doLink(argc - 1, argv + 1);
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fprintf(stderr, "Error: unrecognized -install subcommand '%s'\n", argv[0]);
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return 3;
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}
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#endif // Q_OS_WIN
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/* This is to work around lame implementation on Darwin. It has been noted that the getpwd(3) function
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is much too slow, and called much too often inside of Qt (every fileFixify). With this we use a locally
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cached copy because I can control all the times it is set (because Qt never sets the pwd under me).
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*/
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static QString pwd;
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QString qmake_getpwd()
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{
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if(pwd.isNull())
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pwd = QDir::currentPath();
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return pwd;
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}
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bool qmake_setpwd(const QString &p)
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{
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if(QDir::setCurrent(p)) {
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pwd = QDir::currentPath();
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return true;
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}
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return false;
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}
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int runQMake(int argc, char **argv)
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{
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// stderr is unbuffered by default, but stdout buffering depends on whether
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// there is a terminal attached. Buffering can make output from stderr and stdout
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// appear out of sync, so force stdout to be unbuffered as well.
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// This is particularly important for things like QtCreator and scripted builds.
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setvbuf(stdout, (char *)NULL, _IONBF, 0);
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#ifdef Q_OS_WIN
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// Workaround for inferior/missing command line tools on Windows: make our own!
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if (argc >= 2 && !strcmp(argv[1], "-install"))
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return doInstall(argc - 2, argv + 2);
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#endif
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QMakeVfs vfs;
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Option::vfs = &vfs;
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QMakeGlobals globals;
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Option::globals = &globals;
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// parse command line
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int ret = Option::init(argc, argv);
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if(ret != Option::QMAKE_CMDLINE_SUCCESS) {
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if ((ret & Option::QMAKE_CMDLINE_ERROR) != 0)
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return 1;
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return 0;
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}
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QString oldpwd = qmake_getpwd();
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Option::output_dir = oldpwd; //for now this is the output dir
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if(Option::output.fileName() != "-") {
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QFileInfo fi(Option::output);
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QString dir;
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if(fi.isDir()) {
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dir = fi.filePath();
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} else {
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QString tmp_dir = fi.path();
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if(!tmp_dir.isEmpty() && QFile::exists(tmp_dir))
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dir = tmp_dir;
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}
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#ifdef Q_OS_MAC
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if (fi.fileName().endsWith(QLatin1String(".pbxproj"))
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&& dir.endsWith(QLatin1String(".xcodeproj")))
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dir += QStringLiteral("/..");
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#endif
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if(!dir.isNull() && dir != ".")
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Option::output_dir = dir;
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if (QDir::isRelativePath(Option::output_dir)) {
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Option::output.setFileName(fi.fileName());
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Option::output_dir.prepend(oldpwd + QLatin1Char('/'));
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}
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Option::output_dir = QDir::cleanPath(Option::output_dir);
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}
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QMakeProperty prop;
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if(Option::qmake_mode == Option::QMAKE_QUERY_PROPERTY ||
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Option::qmake_mode == Option::QMAKE_SET_PROPERTY ||
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Option::qmake_mode == Option::QMAKE_UNSET_PROPERTY)
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return prop.exec() ? 0 : 101;
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globals.setQMakeProperty(&prop);
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ProFileCache proFileCache;
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Option::proFileCache = &proFileCache;
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QMakeParser parser(&proFileCache, &vfs, &Option::evalHandler);
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Option::parser = &parser;
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QMakeProject project;
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int exit_val = 0;
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QStringList files;
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if(Option::qmake_mode == Option::QMAKE_GENERATE_PROJECT)
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files << "(*hack*)"; //we don't even use files, but we do the for() body once
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else
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files = Option::mkfile::project_files;
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for(QStringList::Iterator pfile = files.begin(); pfile != files.end(); pfile++) {
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if(Option::qmake_mode == Option::QMAKE_GENERATE_MAKEFILE ||
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Option::qmake_mode == Option::QMAKE_GENERATE_PRL) {
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QString fn = Option::normalizePath(*pfile);
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if(!QFile::exists(fn)) {
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fprintf(stderr, "Cannot find file: %s.\n",
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QDir::toNativeSeparators(fn).toLatin1().constData());
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exit_val = 2;
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continue;
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}
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//setup pwd properly
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debug_msg(1, "Resetting dir to: %s",
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QDir::toNativeSeparators(oldpwd).toLatin1().constData());
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qmake_setpwd(oldpwd); //reset the old pwd
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int di = fn.lastIndexOf(QLatin1Char('/'));
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if(di != -1) {
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debug_msg(1, "Changing dir to: %s",
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QDir::toNativeSeparators(fn.left(di)).toLatin1().constData());
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if(!qmake_setpwd(fn.left(di)))
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fprintf(stderr, "Cannot find directory: %s\n",
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QDir::toNativeSeparators(fn.left(di)).toLatin1().constData());
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fn = fn.right(fn.length() - di - 1);
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}
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Option::prepareProject(fn);
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// read project..
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if(!project.read(fn)) {
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fprintf(stderr, "Error processing project file: %s\n",
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QDir::toNativeSeparators(*pfile).toLatin1().constData());
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exit_val = 3;
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continue;
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}
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if (Option::mkfile::do_preprocess) {
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project.dump();
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continue; //no need to create makefile
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}
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}
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bool success = true;
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MetaMakefileGenerator *mkfile = MetaMakefileGenerator::createMetaGenerator(&project, QString(), false, &success);
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if (!success)
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exit_val = 3;
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if (mkfile && !mkfile->write()) {
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if(Option::qmake_mode == Option::QMAKE_GENERATE_PROJECT)
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fprintf(stderr, "Unable to generate project file.\n");
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else
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fprintf(stderr, "Unable to generate makefile for: %s\n",
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QDir::toNativeSeparators(*pfile).toLatin1().constData());
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exit_val = 5;
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}
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delete mkfile;
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mkfile = NULL;
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}
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qmakeClearCaches();
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return exit_val;
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}
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QT_END_NAMESPACE
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int main(int argc, char **argv)
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{
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return QT_PREPEND_NAMESPACE(runQMake)(argc, argv);
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}
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