0942f44454
The result of "make install" should be the same regardless of whether it has been run multiple times and the destination exists already. This is done by making the file installation calls always take canonical source and target paths and not look at the target directory. Task-number: QTBUG-60370 Change-Id: I83a584c0dbc4fd10c79976d4169bf6bc051884a1 Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
505 lines
17 KiB
C++
505 lines
17 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Copyright (C) 2016 Intel Corporation.
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** Contact: https://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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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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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 https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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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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#ifdef Q_OS_WIN
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# include <qt_windows.h>
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#endif
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using namespace QMakeInternal;
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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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for (const char *inFile : qAsConst(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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#endif
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static int installFile(const QString &source, const QString &target, bool exe = false)
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{
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QFile sourceFile(source);
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QFile::remove(target);
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QDir::root().mkpath(QFileInfo(target).absolutePath());
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if (!sourceFile.copy(target)) {
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fprintf(stderr, "Error copying %s to %s: %s\n", source.toLatin1().constData(), qPrintable(target), qPrintable(sourceFile.errorString()));
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return 3;
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}
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if (exe) {
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QFile targetFile(target);
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if (!targetFile.setPermissions(sourceFile.permissions() | QFileDevice::ExeOwner | QFileDevice::ExeUser |
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QFileDevice::ExeGroup | QFileDevice::ExeOther)) {
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fprintf(stderr, "Error setting execute permissions on %s: %s\n",
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qPrintable(target), qPrintable(targetFile.errorString()));
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return 3;
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}
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}
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// Copy file times
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QString error;
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if (!IoUtils::touchFile(target, sourceFile.fileName(), &error)) {
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fprintf(stderr, "%s", qPrintable(error));
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return 3;
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}
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return 0;
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}
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static int doQInstall(int argc, char **argv)
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{
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if (argc != 3) {
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fprintf(stderr, "Error: this qinstall command requires exactly three arguments (type, source, destination)\n");
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return 3;
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}
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const QString source = QString::fromLocal8Bit(argv[1]);
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const QString target = QString::fromLocal8Bit(argv[2]);
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if (!strcmp(argv[0], "file"))
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return installFile(source, target);
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if (!strcmp(argv[0], "program"))
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return installFile(source, target, /*exe=*/true);
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fprintf(stderr, "Error: Unsupported qinstall command type %s\n", argv[0]);
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return 3;
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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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#ifdef Q_OS_WIN
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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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#endif
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if (!strcmp(argv[0], "qinstall"))
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return doQInstall(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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#ifdef Q_OS_WIN
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static int dumpMacros(const wchar_t *cmdline)
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{
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// from http://stackoverflow.com/questions/3665537/how-to-find-out-cl-exes-built-in-macros
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int argc;
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wchar_t **argv = CommandLineToArgvW(cmdline, &argc);
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if (!argv)
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return 2;
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for (int i = 0; i < argc; ++i) {
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if (argv[i][0] != L'-' || argv[i][1] != 'D')
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continue;
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wchar_t *value = wcschr(argv[i], L'=');
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if (value) {
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*value = 0;
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++value;
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} else {
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// point to the NUL at the end, so we don't print anything
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value = argv[i] + wcslen(argv[i]);
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}
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wprintf(L"#define %Ls %Ls\n", argv[i] + 2, value);
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}
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return 0;
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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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// 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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#ifdef Q_OS_WIN
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{
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// Support running as Visual C++'s compiler
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const wchar_t *cmdline = _wgetenv(L"MSC_CMD_FLAGS");
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if (!cmdline || !*cmdline)
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cmdline = _wgetenv(L"MSC_IDE_FLAGS");
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if (cmdline && *cmdline)
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return dumpMacros(cmdline);
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}
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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;
|
|
}
|
|
qmakeClearCaches();
|
|
return exit_val;
|
|
}
|
|
|
|
QT_END_NAMESPACE
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
return QT_PREPEND_NAMESPACE(runQMake)(argc, argv);
|
|
}
|