0ca7c0a575
QChar currently is convertible from nearly every integral type. This
is bad code hygiene and should be fixed come Qt 6.
The present patch is the result of compile fixes from marking these
constructors explicit.
Amends 60ca2f5f7c.
Change-Id: I06887104d42f8327eb6196afcde5f942a74a6a78
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
526 lines
14 KiB
C++
526 lines
14 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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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 "proitems.h"
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#include <qfileinfo.h>
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#include <qset.h>
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#include <qstringlist.h>
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#include <qtextstream.h>
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QT_BEGIN_NAMESPACE
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// from qhash.cpp
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uint ProString::hash(const QChar *p, int n)
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{
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uint h = 0;
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while (n--) {
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h = (h << 4) + (*p++).unicode();
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h ^= (h & 0xf0000000) >> 23;
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h &= 0x0fffffff;
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}
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return h;
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}
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ProString::ProString() :
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m_offset(0), m_length(0), m_file(0), m_hash(0x80000000)
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{
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}
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ProString::ProString(const ProString &other) :
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m_string(other.m_string), m_offset(other.m_offset), m_length(other.m_length), m_file(other.m_file), m_hash(other.m_hash)
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{
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}
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ProString::ProString(const ProString &other, OmitPreHashing) :
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m_string(other.m_string), m_offset(other.m_offset), m_length(other.m_length), m_file(other.m_file), m_hash(0x80000000)
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{
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}
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ProString::ProString(const QString &str, DoPreHashing) :
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m_string(str), m_offset(0), m_length(str.length()), m_file(0)
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{
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updatedHash();
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}
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ProString::ProString(const QString &str) :
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m_string(str), m_offset(0), m_length(str.length()), m_file(0), m_hash(0x80000000)
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{
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}
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ProString::ProString(const QStringRef &str) :
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m_string(*str.string()), m_offset(str.position()), m_length(str.size()), m_file(0), m_hash(0x80000000)
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{
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}
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ProString::ProString(const char *str, DoPreHashing) :
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m_string(QString::fromLatin1(str)), m_offset(0), m_length(qstrlen(str)), m_file(0)
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{
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updatedHash();
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}
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ProString::ProString(const char *str) :
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m_string(QString::fromLatin1(str)), m_offset(0), m_length(qstrlen(str)), m_file(0), m_hash(0x80000000)
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{
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}
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ProString::ProString(const QString &str, int offset, int length, DoPreHashing) :
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m_string(str), m_offset(offset), m_length(length), m_file(0)
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{
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updatedHash();
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}
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ProString::ProString(const QString &str, int offset, int length, uint hash) :
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m_string(str), m_offset(offset), m_length(length), m_file(0), m_hash(hash)
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{
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}
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ProString::ProString(const QString &str, int offset, int length) :
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m_string(str), m_offset(offset), m_length(length), m_file(0), m_hash(0x80000000)
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{
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}
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void ProString::setValue(const QString &str)
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{
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m_string = str, m_offset = 0, m_length = str.length(), m_hash = 0x80000000;
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}
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uint ProString::updatedHash() const
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{
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return (m_hash = hash(m_string.constData() + m_offset, m_length));
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}
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uint qHash(const ProString &str)
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{
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if (!(str.m_hash & 0x80000000))
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return str.m_hash;
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return str.updatedHash();
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}
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ProKey::ProKey(const QString &str) :
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ProString(str, DoHash)
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{
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}
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ProKey::ProKey(const char *str) :
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ProString(str, DoHash)
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{
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}
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ProKey::ProKey(const QString &str, int off, int len) :
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ProString(str, off, len, DoHash)
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{
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}
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ProKey::ProKey(const QString &str, int off, int len, uint hash) :
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ProString(str, off, len, hash)
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{
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}
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void ProKey::setValue(const QString &str)
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{
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m_string = str, m_offset = 0, m_length = str.length();
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updatedHash();
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}
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QString ProString::toQString() const
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{
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return m_string.mid(m_offset, m_length);
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}
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QString &ProString::toQString(QString &tmp) const
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{
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return tmp.setRawData(m_string.constData() + m_offset, m_length);
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}
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/*
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* \brief ProString::prepareExtend
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* \param extraLen number of new characters to be added
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* \param thisTarget offset to which current contents should be moved
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* \param extraTarget offset at which new characters will be added
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* \return pointer to storage location for new characters
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*
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* Prepares the string for adding new characters.
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* If the string is detached and has enough space, it will be changed in place.
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* Otherwise, it will be replaced with a new string object, thus detaching.
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* In either case, the hash will be reset.
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*/
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QChar *ProString::prepareExtend(int extraLen, int thisTarget, int extraTarget)
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{
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if (m_string.isDetached() && m_length + extraLen <= m_string.capacity()) {
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m_string.reserve(0); // Prevent the resize() below from reallocating
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QChar *ptr = (QChar *)m_string.constData();
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if (m_offset != thisTarget)
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memmove(ptr + thisTarget, ptr + m_offset, m_length * 2);
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ptr += extraTarget;
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m_offset = 0;
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m_length += extraLen;
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m_string.resize(m_length);
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m_hash = 0x80000000;
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return ptr;
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} else {
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QString neu(m_length + extraLen, Qt::Uninitialized);
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QChar *ptr = (QChar *)neu.constData();
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memcpy(ptr + thisTarget, m_string.constData() + m_offset, m_length * 2);
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ptr += extraTarget;
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*this = ProString(neu);
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return ptr;
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}
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}
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ProString &ProString::prepend(const ProString &other)
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{
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if (other.m_length) {
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if (!m_length) {
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*this = other;
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} else {
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QChar *ptr = prepareExtend(other.m_length, other.m_length, 0);
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memcpy(ptr, other.constData(), other.m_length * 2);
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if (!m_file)
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m_file = other.m_file;
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}
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}
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return *this;
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}
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ProString &ProString::append(const QLatin1String other)
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{
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const char *latin1 = other.latin1();
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int size = other.size();
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if (size) {
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QChar *ptr = prepareExtend(size, 0, m_length);
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for (int i = 0; i < size; i++)
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*ptr++ = QLatin1Char(latin1[i]);
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}
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return *this;
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}
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ProString &ProString::append(QChar other)
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{
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QChar *ptr = prepareExtend(1, 0, m_length);
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*ptr = other;
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return *this;
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}
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// If pending != 0, prefix with space if appending to non-empty non-pending
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ProString &ProString::append(const ProString &other, bool *pending)
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{
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if (other.m_length) {
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if (!m_length) {
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*this = other;
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} else {
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QChar *ptr;
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if (pending && !*pending) {
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ptr = prepareExtend(1 + other.m_length, 0, m_length);
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*ptr++ = QLatin1Char(' ');
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} else {
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ptr = prepareExtend(other.m_length, 0, m_length);
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}
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memcpy(ptr, other.m_string.constData() + other.m_offset, other.m_length * 2);
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if (other.m_file)
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m_file = other.m_file;
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}
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if (pending)
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*pending = true;
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}
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return *this;
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}
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ProString &ProString::append(const ProStringList &other, bool *pending, bool skipEmpty1st)
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{
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if (const int sz = other.size()) {
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int startIdx = 0;
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if (pending && !*pending && skipEmpty1st && other.at(0).isEmpty()) {
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if (sz == 1)
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return *this;
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startIdx = 1;
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}
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if (!m_length && sz == startIdx + 1) {
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*this = other.at(startIdx);
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} else {
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int totalLength = sz - startIdx;
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for (int i = startIdx; i < sz; ++i)
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totalLength += other.at(i).size();
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bool putSpace = false;
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if (pending && !*pending && m_length)
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putSpace = true;
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else
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totalLength--;
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QChar *ptr = prepareExtend(totalLength, 0, m_length);
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for (int i = startIdx; i < sz; ++i) {
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if (putSpace)
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*ptr++ = QLatin1Char(' ');
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else
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putSpace = true;
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const ProString &str = other.at(i);
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memcpy(ptr, str.m_string.constData() + str.m_offset, str.m_length * 2);
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ptr += str.m_length;
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}
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if (other.last().m_file)
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m_file = other.last().m_file;
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}
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if (pending)
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*pending = true;
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}
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return *this;
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}
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QString operator+(const ProString &one, const ProString &two)
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{
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if (two.m_length) {
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if (!one.m_length) {
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return two.toQString();
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} else {
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QString neu(one.m_length + two.m_length, Qt::Uninitialized);
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ushort *ptr = (ushort *)neu.constData();
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memcpy(ptr, one.m_string.constData() + one.m_offset, one.m_length * 2);
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memcpy(ptr + one.m_length, two.m_string.constData() + two.m_offset, two.m_length * 2);
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return neu;
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}
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}
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return one.toQString();
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}
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ProString ProString::mid(int off, int len) const
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{
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ProString ret(*this, NoHash);
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if (off > m_length)
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off = m_length;
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ret.m_offset += off;
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ret.m_length -= off;
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if ((uint)ret.m_length > (uint)len) // Unsigned comparison to interpret < 0 as infinite
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ret.m_length = len;
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return ret;
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}
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ProString ProString::trimmed() const
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{
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ProString ret(*this, NoHash);
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int cur = m_offset;
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int end = cur + m_length;
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const QChar *data = m_string.constData();
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for (; cur < end; cur++)
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if (!data[cur].isSpace()) {
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// No underrun check - we know there is at least one non-whitespace
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while (data[end - 1].isSpace())
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end--;
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break;
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}
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ret.m_offset = cur;
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ret.m_length = end - cur;
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return ret;
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}
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QTextStream &operator<<(QTextStream &t, const ProString &str)
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{
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t << str.toQStringRef();
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return t;
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}
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static QString ProStringList_join(const ProStringList &this_, const QChar *sep, const int sepSize)
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{
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int totalLength = 0;
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const int sz = this_.size();
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for (int i = 0; i < sz; ++i)
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totalLength += this_.at(i).size();
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if (sz)
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totalLength += sepSize * (sz - 1);
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QString res(totalLength, Qt::Uninitialized);
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QChar *ptr = (QChar *)res.constData();
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for (int i = 0; i < sz; ++i) {
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if (i) {
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memcpy(ptr, sep, sepSize * sizeof(QChar));
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ptr += sepSize;
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}
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const ProString &str = this_.at(i);
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memcpy(ptr, str.constData(), str.size() * sizeof(QChar));
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ptr += str.size();
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}
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return res;
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}
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QString ProStringList::join(const ProString &sep) const
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{
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return ProStringList_join(*this, sep.constData(), sep.size());
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}
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QString ProStringList::join(const QString &sep) const
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{
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return ProStringList_join(*this, sep.constData(), sep.size());
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}
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QString ProStringList::join(QChar sep) const
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{
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return ProStringList_join(*this, &sep, 1);
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}
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void ProStringList::removeAll(const ProString &str)
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{
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for (int i = size(); --i >= 0; )
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if (at(i) == str)
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remove(i);
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}
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void ProStringList::removeAll(const char *str)
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{
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for (int i = size(); --i >= 0; )
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if (at(i) == str)
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remove(i);
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}
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void ProStringList::removeEach(const ProStringList &value)
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{
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for (const ProString &str : value) {
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if (isEmpty())
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break;
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if (!str.isEmpty())
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removeAll(str);
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}
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}
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void ProStringList::removeEmpty()
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{
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for (int i = size(); --i >= 0;)
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if (at(i).isEmpty())
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remove(i);
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}
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void ProStringList::removeDuplicates()
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{
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int n = size();
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int j = 0;
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QSet<ProString> seen;
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seen.reserve(n);
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for (int i = 0; i < n; ++i) {
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const ProString &s = at(i);
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if (seen.contains(s))
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continue;
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seen.insert(s);
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if (j != i)
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(*this)[j] = s;
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++j;
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}
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if (n != j)
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erase(begin() + j, end());
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}
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void ProStringList::insertUnique(const ProStringList &value)
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{
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for (const ProString &str : value)
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if (!str.isEmpty() && !contains(str))
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append(str);
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}
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ProStringList::ProStringList(const QStringList &list)
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{
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reserve(list.size());
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for (const QString &str : list)
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*this << ProString(str);
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}
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QStringList ProStringList::toQStringList() const
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{
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QStringList ret;
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ret.reserve(size());
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for (const auto &e : *this)
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ret.append(e.toQString());
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return ret;
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}
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bool ProStringList::contains(const ProString &str, Qt::CaseSensitivity cs) const
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{
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for (int i = 0; i < size(); i++)
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if (!at(i).compare(str, cs))
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return true;
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return false;
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}
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bool ProStringList::contains(const QStringRef &str, Qt::CaseSensitivity cs) const
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{
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for (int i = 0; i < size(); i++)
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if (!at(i).toQStringRef().compare(str, cs))
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return true;
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return false;
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}
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bool ProStringList::contains(const char *str, Qt::CaseSensitivity cs) const
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{
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for (int i = 0; i < size(); i++)
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if (!at(i).compare(str, cs))
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return true;
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return false;
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}
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ProFile::ProFile(int id, const QString &fileName)
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: m_refCount(1),
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m_fileName(fileName),
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m_id(id),
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m_ok(true),
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m_hostBuild(false)
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{
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if (!fileName.startsWith(QLatin1Char('(')))
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m_directoryName = QFileInfo( // qmake sickness: canonicalize only the directory!
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fileName.left(fileName.lastIndexOf(QLatin1Char('/')))).canonicalFilePath();
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}
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ProFile::~ProFile()
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{
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}
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ProString ProFile::getStr(const ushort *&tPtr)
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{
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uint len = *tPtr++;
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ProString ret(items(), tPtr - tokPtr(), len);
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ret.setSource(m_id);
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tPtr += len;
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return ret;
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}
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ProKey ProFile::getHashStr(const ushort *&tPtr)
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{
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uint hash = *tPtr++;
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hash |= (uint)*tPtr++ << 16;
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uint len = *tPtr++;
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ProKey ret(items(), tPtr - tokPtr(), len, hash);
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tPtr += len;
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return ret;
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}
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QDebug operator<<(QDebug debug, const ProString &str)
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{
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return debug << str.toQString();
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}
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QT_END_NAMESPACE
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