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resourcefilter.cpp

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/qtdeclarative/src/qtdeclarative/tools/qmlcachegen/resourcefilter.cpp
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1/****************************************************************************-
2**-
3** Copyright (C) 2016 The Qt Company Ltd.-
4** Contact: https://www.qt.io/licensing/-
5**-
6** This file is part of the QtQml module of the Qt Toolkit.-
7**-
8** $QT_BEGIN_LICENSE:GPL-EXCEPT$-
9** Commercial License Usage-
10** Licensees holding valid commercial Qt licenses may use this file in-
11** accordance with the commercial license agreement provided with the-
12** Software or, alternatively, in accordance with the terms contained in-
13** a written agreement between you and The Qt Company. For licensing terms-
14** and conditions see https://www.qt.io/terms-conditions. For further-
15** information use the contact form at https://www.qt.io/contact-us.-
16**-
17** GNU General Public License Usage-
18** Alternatively, this file may be used under the terms of the GNU-
19** General Public License version 3 as published by the Free Software-
20** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT-
21** included in the packaging of this file. Please review the following-
22** information to ensure the GNU General Public License requirements will-
23** be met: https://www.gnu.org/licenses/gpl-3.0.html.-
24**-
25** $QT_END_LICENSE$-
26**-
27****************************************************************************/-
28#include <QString>-
29#include <QXmlStreamReader>-
30#include <QFile>-
31#include <QDir>-
32-
33int filterResourceFile(const QString &input, const QString &output)-
34{-
35 enum State {-
36 InitialState,-
37 InRCC,-
38 InResource,-
39 InFile-
40 };-
41 State state = InitialState;-
42-
43 QString prefix;-
44 QString currentFileName;-
45 QXmlStreamAttributes fileAttributes;-
46-
47 QFile file(input);-
48 if (!file.open(QIODevice::ReadOnly)) {
!file.open(QIO...ice::ReadOnly)Description
TRUEnever evaluated
FALSEnever evaluated
0
49 fprintf(stderr, "Cannot open %s for reading.\n", qPrintable(input));-
50 return EXIT_FAILURE;
never executed: return 1 ;
0
51 }-
52-
53 QDir inputDirectory = QFileInfo(file).absoluteDir();-
54 QDir outputDirectory = QFileInfo(output).absoluteDir();-
55-
56 QString outputString;-
57 QXmlStreamWriter writer(&outputString);-
58 writer.setAutoFormatting(true);-
59-
60 QStringList remainingFiles;-
61-
62 QXmlStreamReader reader(&file);-
63 while (!reader.atEnd()) {
!reader.atEnd()Description
TRUEnever evaluated
FALSEnever evaluated
0
64 switch (reader.readNext()) {-
65 case QXmlStreamReader::StartDocument: {
never executed: case QXmlStreamReader::StartDocument:
0
66 QStringRef version = reader.documentVersion();-
67 if (!version.isEmpty())
!version.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
68 writer.writeStartDocument(version.toString());
never executed: writer.writeStartDocument(version.toString());
0
69 else-
70 writer.writeStartDocument();
never executed: writer.writeStartDocument();
0
71 break;
never executed: break;
0
72 }-
73 case QXmlStreamReader::EndDocument:
never executed: case QXmlStreamReader::EndDocument:
0
74 writer.writeEndDocument();-
75 break;
never executed: break;
0
76 case QXmlStreamReader::StartElement:
never executed: case QXmlStreamReader::StartElement:
0
77 if (reader.name() == QStringLiteral("RCC")) {-
78 if (state != InitialState) {
state != InitialStateDescription
TRUEnever evaluated
FALSEnever evaluated
0
79 fprintf(stderr, "Unexpected RCC tag in line %d\n", int(reader.lineNumber()));-
80 return EXIT_FAILURE;
never executed: return 1 ;
0
81 }-
82 state = InRCC;-
83 } else if (reader.name() == QStringLiteral("qresource")) {-
84 if (state != InRCC) {
state != InRCCDescription
TRUEnever evaluated
FALSEnever evaluated
0
85 fprintf(stderr, "Unexpected qresource tag in line %d\n", int(reader.lineNumber()));-
86 return EXIT_FAILURE;
never executed: return 1 ;
0
87 }-
88 state = InResource;-
89 QXmlStreamAttributes attributes = reader.attributes();-
90 if (attributes.hasAttribute(QStringLiteral("prefix")))
never executed: return qstring_literal_temp;
attributes.has...al_temp; }()))Description
TRUEnever evaluated
FALSEnever evaluated
0
91 prefix = attributes.value(QStringLiteral("prefix")).toString();
never executed: prefix = attributes.value(([]() noexcept -> QString { enum { Size = sizeof(u"" "prefix")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "prefix" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }())).toString();
never executed: return qstring_literal_temp;
0
92 if (!prefix.startsWith(QLatin1Char('/')))
!prefix.starts...tin1Char('/'))Description
TRUEnever evaluated
FALSEnever evaluated
0
93 prefix.prepend(QLatin1Char('/'));
never executed: prefix.prepend(QLatin1Char('/'));
0
94 if (!prefix.endsWith(QLatin1Char('/')))
!prefix.endsWi...tin1Char('/'))Description
TRUEnever evaluated
FALSEnever evaluated
0
95 prefix.append(QLatin1Char('/'));
never executed: prefix.append(QLatin1Char('/'));
0
96 } else if (reader.name() == QStringLiteral("file")) {-
97 if (state != InResource) {
state != InResourceDescription
TRUEnever evaluated
FALSEnever evaluated
0
98 fprintf(stderr, "Unexpected file tag in line %d\n", int(reader.lineNumber()));-
99 return EXIT_FAILURE;
never executed: return 1 ;
0
100 }-
101 state = InFile;-
102 fileAttributes = reader.attributes();-
103 continue;
never executed: continue;
0
104 }-
105 writer.writeStartElement(reader.name().toString());
dead code: writer.writeStartElement(reader.name().toString());
-
106 writer.writeAttributes(reader.attributes());
dead code: writer.writeAttributes(reader.attributes());
-
107 continue;
dead code: continue;
-
108-
109 case QXmlStreamReader::EndElement:
never executed: case QXmlStreamReader::EndElement:
0
110 if (reader.name() == QStringLiteral("file")) {-
111 if (state != InFile) {
state != InFileDescription
TRUEnever evaluated
FALSEnever evaluated
0
112 fprintf(stderr, "Unexpected end of file tag in line %d\n", int(reader.lineNumber()));-
113 return EXIT_FAILURE;
never executed: return 1 ;
0
114 }-
115 state = InResource;-
116 continue;
never executed: continue;
0
117 } else if (reader.name() == QStringLiteral("qresource")) {
dead code: else
dead code: if (reader.name() == ([]() noexcept
-
118 if (state != InResource) {
state != InResourceDescription
TRUEnever evaluated
FALSEnever evaluated
0
119 fprintf(stderr, "Unexpected end of qresource tag in line %d\n", int(reader.lineNumber()));-
120 return EXIT_FAILURE;
never executed: return 1 ;
0
121 }-
122 state = InRCC;-
123 } else if (reader.name() == QStringLiteral("RCC")) {-
124 if (state != InRCC) {
state != InRCCDescription
TRUEnever evaluated
FALSEnever evaluated
0
125 fprintf(stderr, "Unexpected end of RCC tag in line %d\n", int(reader.lineNumber()));-
126 return EXIT_FAILURE;
never executed: return 1 ;
0
127 }-
128 state = InitialState;-
129 }-
130 writer.writeEndElement();-
131 continue;
never executed: continue;
0
132-
133 case QXmlStreamReader::Characters:
never executed: case QXmlStreamReader::Characters:
0
134 if (reader.isWhitespace())
reader.isWhitespace()Description
TRUEnever evaluated
FALSEnever evaluated
0
135 break;
never executed: break;
0
136 if (state != InFile)
state != InFileDescription
TRUEnever evaluated
FALSEnever evaluated
0
137 return EXIT_FAILURE;
never executed: return 1 ;
0
138 currentFileName = reader.text().toString();-
139 if (currentFileName.isEmpty())
currentFileName.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
140 continue;
never executed: continue;
0
141-
142 if (!currentFileName.endsWith(QStringLiteral(".qml")) && !currentFileName.endsWith(QStringLiteral(".js"))) {
never executed: return qstring_literal_temp;
never executed: return qstring_literal_temp;
!currentFileNa...al_temp; }()))Description
TRUEnever evaluated
FALSEnever evaluated
!currentFileNa...al_temp; }()))Description
TRUEnever evaluated
FALSEnever evaluated
0
143 writer.writeStartElement(QStringLiteral("file"));
never executed: return qstring_literal_temp;
0
144-
145 if (!fileAttributes.hasAttribute(QStringLiteral("alias")))
never executed: return qstring_literal_temp;
!fileAttribute...al_temp; }()))Description
TRUEnever evaluated
FALSEnever evaluated
0
146 fileAttributes.append(QStringLiteral("alias"), currentFileName);
never executed: fileAttributes.append(([]() noexcept -> QString { enum { Size = sizeof(u"" "alias")/2 - 1 }; static const QStaticStringData<Size> qstring_literal = { { { { -1 } }, Size, 0, 0, sizeof(QStringData) }, u"" "alias" }; QStringDataPtr holder = { qstring_literal.data_ptr() }; const QString qstring_literal_temp(holder); return qstring_literal_temp; }()), currentFileName);
never executed: return qstring_literal_temp;
0
147-
148 currentFileName = inputDirectory.absoluteFilePath(currentFileName);-
149 currentFileName = outputDirectory.relativeFilePath(currentFileName);-
150-
151 remainingFiles << currentFileName;-
152-
153 writer.writeAttributes(fileAttributes);-
154 writer.writeCharacters(currentFileName);-
155 writer.writeEndElement();-
156 }
never executed: end of block
0
157 continue;
never executed: continue;
0
158-
159 default: break;
never executed: break;
never executed: default:
0
160 }-
161 }-
162-
163 if (!remainingFiles.isEmpty()) {
!remainingFiles.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
0
164 QFile outputFile(output);-
165 if (!outputFile.open(QIODevice::WriteOnly | QIODevice::Truncate)) {
!outputFile.op...ice::Truncate)Description
TRUEnever evaluated
FALSEnever evaluated
0
166 fprintf(stderr, "Cannot open %s for writing.\n", qPrintable(output));-
167 return EXIT_FAILURE;
never executed: return 1 ;
0
168 }-
169 const QByteArray outputStringUtf8 = outputString.toUtf8();-
170 if (outputFile.write(outputStringUtf8) != outputStringUtf8.size())
outputFile.wri...ingUtf8.size()Description
TRUEnever evaluated
FALSEnever evaluated
0
171 return EXIT_FAILURE;
never executed: return 1 ;
0
172-
173 outputFile.close();-
174 if (outputFile.error() != QFileDevice::NoError)
outputFile.err...evice::NoErrorDescription
TRUEnever evaluated
FALSEnever evaluated
0
175 return EXIT_FAILURE;
never executed: return 1 ;
0
176-
177 // The build system expects this output if we wrote a qrc file and no output-
178 // if no files remain.-
179 fprintf(stdout, "New resource file written with %d files.\n", remainingFiles.count());-
180 }
never executed: end of block
0
181-
182 return EXIT_SUCCESS;
never executed: return 0 ;
0
183}-
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