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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the tools applications of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
/*
main.cpp
*/
#include <qglobal.h>
#include <stdlib.h>
#include "codemarker.h"
#include "codeparser.h"
#include "config.h"
#include "cppcodemarker.h"
#include "cppcodeparser.h"
#include "ditaxmlgenerator.h"
#include "doc.h"
#include "htmlgenerator.h"
#include "jscodemarker.h"
#include "plaincodemarker.h"
#include "puredocparser.h"
#include "qmlcodemarker.h"
#include "qmlcodeparser.h"
#include "tokenizer.h"
#include "tree.h"
#include <qdebug.h>
#include "qtranslator.h"
#ifndef QT_BOOTSTRAPPED
# include "qcoreapplication.h"
#endif
QT_BEGIN_NAMESPACE
/*
The default indent for code is 4.
The default value for false is 0.
The default language is c++.
The default output format is html.
The default tab size is 8.
And those are all the default values for configuration variables.
*/
static const struct {
const char *key;
const char *value;
} defaults[] = {
{ CONFIG_CODEINDENT, "4" },
{ CONFIG_FALSEHOODS, "0" },
{ CONFIG_LANGUAGE, "Cpp" },
{ CONFIG_OUTPUTFORMATS, "HTML" },
{ CONFIG_TABSIZE, "8" },
{ 0, 0 }
};
static bool slow = false;
static bool showInternal = false;
static bool obsoleteLinks = false;
static QStringList defines;
static QHash<QString, Tree *> trees;
/*!
Print the help message to \c stdout.
*/
static void printHelp()
{
Location::information(tr("Usage: qdoc [options] file1.qdocconf ...\n"
"Options:\n"
" -help "
"Display this information and exit\n"
" -version "
"Display version of qdoc and exit\n"
" -D<name> "
"Define <name> as a macro while parsing sources\n"
" -slow "
"Turn on features that slow down qdoc\n"
" -showinternal "
"Include stuff marked internal\n"
" -obsoletelinks "
"Report links from obsolete items to non-obsolete items") );
}
/*!
Prints the qdoc version number to stdout.
*/
static void printVersion()
{
QString s = tr("qdoc version %1").arg(QT_VERSION_STR);
Location::information(s);
}
/*!
Processes the qdoc config file \a fileName. This is the
controller for all of qdoc.
*/
static void processQdocconfFile(const QString &fileName)
{
#ifndef QT_NO_TRANSLATION
QList<QTranslator *> translators;
#endif
/*
The Config instance represents the configuration data for qdoc.
All the other classes are initialized with the config. Here we
initialize the configuration with some default values.
*/
Config config(tr("qdoc"));
int i = 0;
while (defaults[i].key) {
config.setStringList(defaults[i].key,
QStringList() << defaults[i].value);
++i;
}
config.setStringList(CONFIG_SYNTAXHIGHLIGHTING, QStringList(slow ? "true" : "false"));
config.setStringList(CONFIG_SHOWINTERNAL,
QStringList(showInternal ? "true" : "false"));
config.setStringList(CONFIG_OBSOLETELINKS,
QStringList(obsoleteLinks ? "true" : "false"));
/*
With the default configuration values in place, load
the qdoc configuration file. Note that the configuration
file may include other configuration files.
The Location class keeps track of the current location
in the file being processed, mainly for error reporting
purposes.
*/
Location::initialize(config);
config.load(fileName);
/*
Add the defines to the configuration variables.
*/
QStringList defs = defines + config.getStringList(CONFIG_DEFINES);
config.setStringList(CONFIG_DEFINES,defs);
Location::terminate();
QString prevCurrentDir = QDir::currentPath();
QString dir = QFileInfo(fileName).path();
if (!dir.isEmpty())
QDir::setCurrent(dir);
/*
Initialize all the classes and data structures with the
qdoc configuration.
*/
Location::initialize(config);
Tokenizer::initialize(config);
Doc::initialize(config);
CodeMarker::initialize(config);
CodeParser::initialize(config);
Generator::initialize(config);
#ifndef QT_NO_TRANSLATION
/*
Load the language translators, if the configuration specifies any.
*/
QStringList fileNames = config.getStringList(CONFIG_TRANSLATORS);
QStringList::Iterator fn = fileNames.begin();
while (fn != fileNames.end()) {
QTranslator *translator = new QTranslator(0);
if (!translator->load(*fn))
config.lastLocation().error(tr("Cannot load translator '%1'")
.arg(*fn));
QCoreApplication::instance()->installTranslator(translator);
translators.append(translator);
++fn;
}
#endif
//QSet<QString> outputLanguages = config.getStringSet(CONFIG_OUTPUTLANGUAGES);
/*
Get the source language (Cpp) from the configuration
and the location in the configuration file where the
source language was set.
*/
QString lang = config.getString(CONFIG_LANGUAGE);
Location langLocation = config.lastLocation();
/*
Initialize the tree where all the parsed sources will be stored.
The tree gets built as the source files are parsed, and then the
documentation output is generated by traversing the tree.
*/
Tree *tree = new Tree;
tree->setVersion(config.getString(CONFIG_VERSION));
/*
By default, the only output format is HTML.
*/
QSet<QString> outputFormats = config.getStringSet(CONFIG_OUTPUTFORMATS);
Location outputFormatsLocation = config.lastLocation();
/*
Read some XML indexes containing definitions from other documentation sets.
*/
QStringList indexFiles = config.getStringList(CONFIG_INDEXES);
tree->readIndexes(indexFiles);
#if 0
/*
I think we won't beusing this...
Read the list of DITA excluded directories.
*/
QSet<QString> ditaExcludedDirs;
QStringList ditaExcludedDirsList = config.getStringList("dita.metadata.excludedirs");
foreach (const QString &t, ditaExcludedDirsList)
ditaExcludedDirs.insert(QDir::fromNativeSeparators(t));
if (!ditaExcludedDirs.isEmpty()) {
QSet<QString>::iterator i = ditaExcludedDirs.begin();
while (i != ditaExcludedDirs.end()) {
qDebug() << "DITA EXCLUDED DIR:" << (*i);
++i;
}
}
#endif
/*
Read the list of excluded directories.
*/
QSet<QString> excludedDirs;
QStringList excludedDirsList = config.getStringList(CONFIG_EXCLUDEDIRS);
foreach (const QString &excludeDir, excludedDirsList)
excludedDirs.insert(QDir::fromNativeSeparators(excludeDir));
/*
Get all the header files: "*.ch *.h *.h++ *.hh *.hpp *.hxx"
Put them in a set.
*/
QSet<QString> headers = QSet<QString>::fromList(
config.getAllFiles(CONFIG_HEADERS, CONFIG_HEADERDIRS, excludedDirs));
/*
Get all the source text files: "*.cpp *.qdoc *.mm"
Put them in a set.
*/
QSet<QString> sources = QSet<QString>::fromList(
config.getAllFiles(CONFIG_SOURCES, CONFIG_SOURCEDIRS, excludedDirs));
/*
Parse each header file in the set using the appropriate parser and add it
to the big tree.
*/
QSet<CodeParser *> usedParsers;
QSet<QString>::ConstIterator h = headers.begin();
while (h != headers.end()) {
CodeParser *codeParser = CodeParser::parserForHeaderFile(*h);
if (codeParser) {
codeParser->parseHeaderFile(config.location(), *h, tree);
usedParsers.insert(codeParser);
}
++h;
}
foreach (CodeParser *codeParser, usedParsers)
codeParser->doneParsingHeaderFiles(tree);
usedParsers.clear();
/*
Parse each source text file in the set using the appropriate parser and
add it to the big tree.
*/
QSet<QString>::ConstIterator s = sources.begin();
while (s != sources.end()) {
CodeParser *codeParser = CodeParser::parserForSourceFile(*s);
if (codeParser) {
codeParser->parseSourceFile(config.location(), *s, tree);
usedParsers.insert(codeParser);
}
++s;
}
foreach (CodeParser *codeParser, usedParsers)
codeParser->doneParsingSourceFiles(tree);
/*
Now the big tree has been built from all the header and
source files. Resolve all the class names, function names,
targets, URLs, links, and other stuff that needs resolving.
*/
tree->resolveGroups();
tree->resolveTargets();
/*
Now the tree has been built, and all the stuff that needed
resolving has been resolved. Now it is time to traverse
the big tree and generate the documentation output.
*/
QSet<QString>::ConstIterator of = outputFormats.begin();
while (of != outputFormats.end()) {
Generator *generator = Generator::generatorForFormat(*of);
if (generator == 0)
outputFormatsLocation.fatal(tr("Unknown output format '%1'")
.arg(*of));
generator->generateTree(tree);
++of;
}
/*
Generate the XML tag file, if it was requested.
*/
QString tagFile = config.getString(CONFIG_TAGFILE);
if (!tagFile.isEmpty()) {
tree->generateTagFile(tagFile);
}
tree->setVersion("");
Generator::terminate();
CodeParser::terminate();
CodeMarker::terminate();
Doc::terminate();
Tokenizer::terminate();
Location::terminate();
QDir::setCurrent(prevCurrentDir);
#ifndef QT_NO_TRANSLATION
qDeleteAll(translators);
#endif
#ifdef DEBUG_SHUTDOWN_CRASH
qDebug() << "main(): Delete tree";
#endif
delete tree;
#ifdef DEBUG_SHUTDOWN_CRASH
qDebug() << "main(): Tree deleted";
#endif
}
QT_END_NAMESPACE
int main(int argc, char **argv)
{
QT_USE_NAMESPACE
#ifndef QT_BOOTSTRAPPED
QCoreApplication app(argc, argv);
#endif
/*
Create code parsers for the languages to be parsed,
and create a tree for C++.
*/
CppCodeParser cppParser;
QmlCodeParser qmlParser;
PureDocParser docParser;
/*
Create code markers for plain text and C++.
*/
PlainCodeMarker plainMarker;
CppCodeMarker cppMarker;
JsCodeMarker jsMarker;
QmlCodeMarker qmlMarker;
HtmlGenerator htmlGenerator;
DitaXmlGenerator ditaxmlGenerator;
QStringList qdocFiles;
QString opt;
int i = 1;
while (i < argc) {
opt = argv[i++];
if (opt == "-help") {
printHelp();
return EXIT_SUCCESS;
}
else if (opt == "-version") {
printVersion();
return EXIT_SUCCESS;
}
else if (opt == "--") {
while (i < argc)
qdocFiles.append(argv[i++]);
}
else if (opt.startsWith("-D")) {
QString define = opt.mid(2);
defines += define;
}
else if (opt == "-slow") {
slow = true;
}
else if (opt == "-showinternal") {
showInternal = true;
}
else if (opt == "-obsoletelinks") {
obsoleteLinks = true;
}
else {
qdocFiles.append(opt);
}
}
if (qdocFiles.isEmpty()) {
printHelp();
return EXIT_FAILURE;
}
/*
Main loop.
*/
foreach (QString qf, qdocFiles) {
//qDebug() << "PROCESSING:" << qf;
processQdocconfFile(qf);
}
qDeleteAll(trees);
return EXIT_SUCCESS;
}
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