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tdelibs/kdecore/kcmdlineargs.cpp

1301 lines
31 KiB

/*
Copyright (C) 1999 Waldo Bastian <bastian@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <config.h>
#include <sys/param.h>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif
#include <tqdir.h>
#include <tqfile.h>
#include <tqasciidict.h>
#include <tqstrlist.h>
#include "kcmdlineargs.h"
#include <kaboutdata.h>
#include <klocale.h>
#include <kapplication.h>
#include <kglobal.h>
#include <kstringhandler.h>
#include <kstaticdeleter.h>
#ifdef Q_WS_X11
#define DISPLAY "DISPLAY"
#elif defined(Q_WS_QWS)
#define DISPLAY "QWS_DISPLAY"
#endif
#ifdef Q_WS_WIN
#include <win32_utils.h>
#endif
template class TQAsciiDict<TQCString>;
template class TQPtrList<KCmdLineArgs>;
class KCmdLineParsedOptions : public TQAsciiDict<TQCString>
{
public:
KCmdLineParsedOptions()
: TQAsciiDict<TQCString>( 7 ) { }
// WABA: Huh?
// The compiler doesn't find KCmdLineParsedOptions::write(s) by itself ???
// WABA: No, because there is another write function that hides the
// write function in the base class even though this function has a
// different signature. (obscure C++ feature)
TQDataStream& save( TQDataStream &s) const
{ return TQGDict::write(s); }
TQDataStream& load( TQDataStream &s)
{ return TQGDict::read(s); }
protected:
virtual TQDataStream& write( TQDataStream &s, TQPtrCollection::Item data) const
{
TQCString *str = (TQCString *) data;
s << (*str);
return s;
}
virtual TQDataStream& read( TQDataStream &s, TQPtrCollection::Item &item)
{
TQCString *str = new TQCString;
s >> (*str);
item = (void *)str;
return s;
}
};
class KCmdLineParsedArgs : public TQStrList
{
public:
KCmdLineParsedArgs()
: TQStrList( true ) { }
TQDataStream& save( TQDataStream &s) const
{ return TQGList::write(s); }
TQDataStream& load( TQDataStream &s)
{ return TQGList::read(s); }
};
class KCmdLineArgsList: public TQPtrList<KCmdLineArgs>
{
public:
KCmdLineArgsList() { }
};
KCmdLineArgsList *KCmdLineArgs::argsList = 0;
int KCmdLineArgs::argc = 0;
char **KCmdLineArgs::argv = 0;
char *KCmdLineArgs::mCwd = 0;
static KStaticDeleter <char> mCwdd;
const KAboutData *KCmdLineArgs::about = 0;
bool KCmdLineArgs::parsed = false;
bool KCmdLineArgs::ignoreUnknown = false;
//
// Static functions
//
void
KCmdLineArgs::init(int _argc, char **_argv, const char *_appname, const char* programName,
const char *_description, const char *_version, bool noKApp)
{
init(_argc, _argv,
new KAboutData(_appname, programName, _version, _description),
noKApp);
}
void
KCmdLineArgs::init(int _argc, char **_argv, const char *_appname,
const char *_description, const char *_version, bool noKApp)
{
init(_argc, _argv,
new KAboutData(_appname, _appname, _version, _description),
noKApp);
}
void
KCmdLineArgs::initIgnore(int _argc, char **_argv, const char *_appname )
{
init(_argc, _argv,
new KAboutData(_appname, _appname, "unknown", "KDE Application", false));
ignoreUnknown = true;
}
void
KCmdLineArgs::init(const KAboutData* ab)
{
char **_argv = (char **) malloc(sizeof(char *));
_argv[0] = (char *) ab->appName();
init(1,_argv,ab, true);
}
void
KCmdLineArgs::init(int _argc, char **_argv, const KAboutData *_about, bool noKApp)
{
argc = _argc;
argv = _argv;
if (!argv)
{
fprintf(stderr, "\n\nFAILURE (KCmdLineArgs):\n");
fprintf(stderr, "Passing null-pointer to 'argv' is not allowed.\n\n");
assert( 0 );
exit(255);
}
// Strip path from argv[0]
if (argc) {
char *p = strrchr( argv[0], '/');
if (p)
argv[0] = p+1;
}
about = _about;
parsed = false;
mCwd = mCwdd.setObject(mCwd, new char [PATH_MAX+1], true);
(void) getcwd(mCwd, PATH_MAX);
#ifdef Q_WS_WIN
win32_slashify(mCwd, PATH_MAX);
#endif
if (!noKApp)
KApplication::addCmdLineOptions();
}
TQString KCmdLineArgs::cwd()
{
return TQFile::decodeName(TQCString(mCwd));
}
const char * KCmdLineArgs::appName()
{
if (!argc) return 0;
return argv[0];
}
void
KCmdLineArgs::addCmdLineOptions( const KCmdLineOptions *options, const char *name,
const char *id, const char *afterId)
{
if (!argsList)
argsList = new KCmdLineArgsList();
int pos = argsList->count();
if (pos && id && argsList->last() && !argsList->last()->name)
pos--;
KCmdLineArgs *args;
int i = 0;
for(args = argsList->first(); args; args = argsList->next(), i++)
{
if (!id && !args->id)
return; // Options already present.
if (id && args->id && (::qstrcmp(id, args->id) == 0))
return; // Options already present.
if (afterId && args->id && (::qstrcmp(afterId, args->id) == 0))
pos = i+1;
}
assert( parsed == false ); // You must add _ALL_ cmd line options
// before accessing the arguments!
args = new KCmdLineArgs(options, name, id);
argsList->insert(pos, args);
}
void
KCmdLineArgs::saveAppArgs( TQDataStream &ds)
{
if (!parsed)
parseAllArgs();
// Remove Qt and KDE options.
removeArgs("qt");
removeArgs("kde");
TQCString qCwd = mCwd;
ds << qCwd;
uint count = argsList ? argsList->count() : 0;
ds << count;
if (!count) return;
KCmdLineArgs *args;
for(args = argsList->first(); args; args = argsList->next())
{
ds << TQCString(args->id);
args->save(ds);
}
}
void
KCmdLineArgs::loadAppArgs( TQDataStream &ds)
{
parsed = true; // don't reparse argc/argv!
// Remove Qt and KDE options.
removeArgs("qt");
removeArgs("kde");
KCmdLineArgs *args;
if ( argsList ) {
for(args = argsList->first(); args; args = argsList->next())
{
args->clear();
}
}
if (ds.atEnd())
return;
TQCString qCwd;
ds >> qCwd;
delete [] mCwd;
mCwd = mCwdd.setObject(mCwd, new char[qCwd.length()+1], true);
strncpy(mCwd, qCwd.data(), qCwd.length()+1);
uint count;
ds >> count;
while(count--)
{
TQCString id;
ds >> id;
assert( argsList );
for(args = argsList->first(); args; args = argsList->next())
{
if (args->id == id)
{
args->load(ds);
break;
}
}
}
parsed = true;
}
KCmdLineArgs *KCmdLineArgs::parsedArgs(const char *id)
{
KCmdLineArgs *args = argsList ? argsList->first() : 0;
while(args)
{
if ((id && ::qstrcmp(args->id, id) == 0) || (!id && !args->id))
{
if (!parsed)
parseAllArgs();
return args;
}
args = argsList->next();
}
return args;
}
void KCmdLineArgs::removeArgs(const char *id)
{
KCmdLineArgs *args = argsList ? argsList->first() : 0;
while(args)
{
if (args->id && id && ::qstrcmp(args->id, id) == 0)
{
if (!parsed)
parseAllArgs();
break;
}
args = argsList->next();
}
if (args)
delete args;
}
/*
* @return:
* 0 - option not found.
* 1 - option found // -fork
* 2 - inverse option found ('no') // -nofork
* 3 - option + arg found // -fork now
*
* +4 - no more options follow // !fork
*/
static int
findOption(const KCmdLineOptions *options, TQCString &opt,
const char *&opt_name, const char *&def, bool &enabled)
{
int result;
bool inverse;
int len = opt.length();
while(options && options->name)
{
result = 0;
inverse = false;
opt_name = options->name;
if ((opt_name[0] == ':') || (opt_name[0] == 0))
{
options++;
continue;
}
if (opt_name[0] == '!')
{
opt_name++;
result = 4;
}
if ((opt_name[0] == 'n') && (opt_name[1] == 'o'))
{
opt_name += 2;
inverse = true;
}
if (strncmp(opt.data(), opt_name, len) == 0)
{
opt_name += len;
if (!opt_name[0])
{
if (inverse)
return result+2;
if (!options->description)
{
options++;
if (!options->name)
return result+0;
TQCString nextOption = options->name;
int p = nextOption.find(' ');
if (p > 0)
nextOption = nextOption.left(p);
if (nextOption[0] == '!')
nextOption = nextOption.mid(1);
if (strncmp(nextOption.data(), "no", 2) == 0)
{
nextOption = nextOption.mid(2);
enabled = !enabled;
}
result = findOption(options, nextOption, opt_name, def, enabled);
assert(result);
opt = nextOption;
return result;
}
return 1;
}
if (opt_name[0] == ' ')
{
opt_name++;
def = options->def;
return result+3;
}
}
options++;
}
return 0;
}
void
KCmdLineArgs::findOption(const char *_opt, TQCString opt, int &i, bool _enabled, bool &moreOptions)
{
KCmdLineArgs *args = argsList->first();
const char *opt_name;
const char *def;
TQCString argument;
int j = opt.find('=');
if (j != -1)
{
argument = opt.mid(j+1);
opt = opt.left(j);
}
bool enabled = true;
int result = 0;
while (args)
{
enabled = _enabled;
result = ::findOption(args->options, opt, opt_name, def, enabled);
if (result) break;
args = argsList->next();
}
if (!args && (_opt[0] == '-') && _opt[1] && (_opt[1] != '-'))
{
// Option not found check if it is a valid option
// in the style of -Pprinter1 or ps -aux
int p = 1;
while (true)
{
TQCString singleCharOption = " ";
singleCharOption[0] = _opt[p];
args = argsList->first();
while (args)
{
enabled = _enabled;
result = ::findOption(args->options, singleCharOption, opt_name, def, enabled);
if (result) break;
args = argsList->next();
}
if (!args)
break; // Unknown argument
p++;
if (result == 1) // Single option
{
args->setOption(singleCharOption, enabled);
if (_opt[p])
continue; // Next option
else
return; // Finished
}
else if (result == 3) // This option takes an argument
{
if (argument.isEmpty())
{
argument = _opt+p;
}
args->setOption(singleCharOption, (const char*)argument);
return;
}
break; // Unknown argument
}
args = 0;
result = 0;
}
if (!args || !result)
{
if (ignoreUnknown)
return;
enable_i18n();
usage( i18n("Unknown option '%1'.").arg(TQString::fromLocal8Bit(_opt)));
}
if ((result & 4) != 0)
{
result &= ~4;
moreOptions = false;
}
if (result == 3) // This option takes an argument
{
if (!enabled)
{
if (ignoreUnknown)
return;
enable_i18n();
usage( i18n("Unknown option '%1'.").arg(TQString::fromLocal8Bit(_opt)));
}
if (argument.isEmpty())
{
i++;
if (i >= argc)
{
enable_i18n();
usage( i18n("'%1' missing.").arg( opt_name));
}
argument = argv[i];
}
args->setOption(opt, (const char*)argument);
}
else
{
args->setOption(opt, enabled);
}
}
void
KCmdLineArgs::printQ(const TQString &msg)
{
TQCString localMsg = msg.local8Bit();
fprintf(stdout, "%s", localMsg.data());
}
void
KCmdLineArgs::parseAllArgs()
{
bool allowArgs = false;
bool inOptions = true;
bool everythingAfterArgIsArgs = false;
KCmdLineArgs *appOptions = argsList->last();
if (!appOptions->id)
{
const KCmdLineOptions *option = appOptions->options;
while(option && option->name)
{
if (option->name[0] == '+')
allowArgs = true;
if ( option->name[0] == '!' && option->name[1] == '+' )
{
allowArgs = true;
everythingAfterArgIsArgs = true;
}
option++;
}
}
for(int i = 1; i < argc; i++)
{
if (!argv[i])
continue;
if ((argv[i][0] == '-') && argv[i][1] && inOptions)
{
bool enabled = true;
const char *option = &argv[i][1];
const char *orig = argv[i];
if (option[0] == '-')
{
option++;
argv[i]++;
if (!option[0])
{
inOptions = false;
continue;
}
}
if (::qstrcmp(option, "help") == 0)
{
usage(0);
}
else if (strncmp(option, "help-",5) == 0)
{
usage(option+5);
}
else if ( (::qstrcmp(option, "version") == 0) ||
(::qstrcmp(option, "v") == 0))
{
printQ( TQString("Qt: %1\n").arg(qVersion()));
printQ( TQString("KDE: %1\n").arg(KDE_VERSION_STRING));
printQ( TQString("%1: %2\n").
arg(about->programName()).arg(about->version()));
exit(0);
} else if ( (::qstrcmp(option, "license") == 0) )
{
enable_i18n();
printQ( about->license() );
printQ( "\n" );
exit(0);
} else if ( ::qstrcmp( option, "author") == 0 ) {
enable_i18n();
if ( about ) {
const TQValueList<KAboutPerson> authors = about->authors();
if ( !authors.isEmpty() ) {
TQString authorlist;
for (TQValueList<KAboutPerson>::ConstIterator it = authors.begin(); it != authors.end(); ++it ) {
TQString email;
if ( !(*it).emailAddress().isEmpty() )
email = " <" + (*it).emailAddress() + ">";
authorlist += TQString(" ") + (*it).name() + email + "\n";
}
printQ( i18n("the 2nd argument is a list of name+address, one on each line","%1 was written by\n%2").arg ( TQString(about->programName()) ).arg( authorlist ) );
}
} else {
printQ( i18n("This application was written by somebody who wants to remain anonymous.") );
}
if (about)
{
if (!about->customAuthorTextEnabled ())
{
if (about->bugAddress().isEmpty()
|| about->bugAddress() == "submit@bugs.trinitydesktop.org"
|| about->bugAddress() == "http://bugs.trinitydesktop.org" )
printQ( i18n( "Please use http://bugs.trinitydesktop.org to report bugs.\n" ) );
else {
if( about->authors().count() == 1 && about->authors().first().emailAddress() == about->bugAddress() )
printQ( i18n( "Please report bugs to %1.\n" ).arg( about->authors().first().emailAddress() ) );
else
printQ( i18n( "Please report bugs to %1.\n" ).arg(about->bugAddress()) );
}
}
else
{
printQ(about->customAuthorPlainText());
}
}
exit(0);
} else {
if ((option[0] == 'n') && (option[1] == 'o'))
{
option += 2;
enabled = false;
}
findOption(orig, option, i, enabled, inOptions);
}
}
else
{
// Check whether appOptions allows these arguments
if (!allowArgs)
{
if (ignoreUnknown)
continue;
enable_i18n();
usage( i18n("Unexpected argument '%1'.").arg(TQString::fromLocal8Bit(argv[i])));
}
else
{
appOptions->addArgument(argv[i]);
if (everythingAfterArgIsArgs)
inOptions = false;
}
}
}
parsed = true;
}
/**
* For KApplication only:
*
* Return argc
*/
int *
KCmdLineArgs::qt_argc()
{
if (!argsList)
KApplication::addCmdLineOptions(); // Lazy bastards!
static int qt_argc = -1;
if( qt_argc != -1 )
return &qt_argc;
KCmdLineArgs *args = parsedArgs("qt");
assert(args); // No qt options have been added!
if (!argv)
{
fprintf(stderr, "\n\nFAILURE (KCmdLineArgs):\n");
fprintf(stderr, "Application has not called KCmdLineArgs::init(...).\n\n");
assert( 0 );
exit(255);
}
assert(argc >= (args->count()+1));
qt_argc = args->count() +1;
return &qt_argc;
}
/**
* For KApplication only:
*
* Return argv
*/
char ***
KCmdLineArgs::qt_argv()
{
if (!argsList)
KApplication::addCmdLineOptions(); // Lazy bastards!
static char** qt_argv;
if( qt_argv != NULL )
return &qt_argv;
KCmdLineArgs *args = parsedArgs("qt");
assert(args); // No qt options have been added!
if (!argv)
{
fprintf(stderr, "\n\nFAILURE (KCmdLineArgs):\n");
fprintf(stderr, "Application has not called KCmdLineArgs::init(...).\n\n");
assert( 0 );
exit(255);
}
qt_argv = new char*[ args->count() + 2 ];
qt_argv[ 0 ] = qstrdup( appName());
int i = 0;
for(; i < args->count(); i++)
{
qt_argv[i+1] = qstrdup((char *) args->arg(i));
}
qt_argv[i+1] = 0;
return &qt_argv;
}
void
KCmdLineArgs::enable_i18n()
{
// called twice or too late
if (KGlobal::_locale)
return;
if (!KGlobal::_instance) {
KInstance *instance = new KInstance(about);
(void) instance->config();
// Don't delete instance!
}
}
void
KCmdLineArgs::usage(const TQString &error)
{
assert(KGlobal::_locale);
TQCString localError = error.local8Bit();
if (localError[error.length()-1] == '\n')
localError = localError.left(error.length()-1);
fprintf(stderr, "%s: %s\n", argv[0], localError.data());
TQString tmp = i18n("Use --help to get a list of available command line options.");
localError = tmp.local8Bit();
fprintf(stderr, "%s: %s\n", argv[0], localError.data());
exit(254);
}
void
KCmdLineArgs::usage(const char *id)
{
enable_i18n();
assert(argsList != 0); // It's an error to call usage(...) without
// having done addCmdLineOptions first!
TQString optionFormatString = " %1 %2\n";
TQString optionFormatStringDef = " %1 %2 [%3]\n";
TQString optionHeaderString = i18n("\n%1:\n");
TQString tmp;
TQString usage;
KCmdLineArgs *args = argsList->last();
if (!(args->id) && (args->options) &&
(args->options->name) && (args->options->name[0] != '+'))
{
usage = i18n("[options] ")+usage;
}
while(args)
{
if (args->name)
{
usage = i18n("[%1-options]").arg(args->name)+" "+usage;
}
args = argsList->prev();
}
KCmdLineArgs *appOptions = argsList->last();
if (!appOptions->id)
{
const KCmdLineOptions *option = appOptions->options;
while(option && option->name)
{
if (option->name[0] == '+')
usage = usage + (option->name+1) + " ";
else if ( option->name[0] == '!' && option->name[1] == '+' )
usage = usage + (option->name+2) + " ";
option++;
}
}
printQ(i18n("Usage: %1 %2\n").arg(argv[0]).arg(usage));
printQ("\n"+about->shortDescription()+"\n");
printQ(optionHeaderString.arg(i18n("Generic options")));
printQ(optionFormatString.arg("--help", -25).arg(i18n("Show help about options")));
args = argsList->first();
while(args)
{
if (args->name && args->id)
{
TQString option = TQString("--help-%1").arg(args->id);
TQString desc = i18n("Show %1 specific options").arg(args->name);
printQ(optionFormatString.arg(option, -25).arg(desc));
}
args = argsList->next();
}
printQ(optionFormatString.arg("--help-all",-25).arg(i18n("Show all options")));
printQ(optionFormatString.arg("--author",-25).arg(i18n("Show author information")));
printQ(optionFormatString.arg("-v, --version",-25).arg(i18n("Show version information")));
printQ(optionFormatString.arg("--license",-25).arg(i18n("Show license information")));
printQ(optionFormatString.arg("--", -25).arg(i18n("End of options")));
args = argsList->first(); // Sets current to 1st.
bool showAll = id && (::qstrcmp(id, "all") == 0);
if (!showAll)
{
while(args)
{
if (!id && !args->id) break;
if (id && (::qstrcmp(args->id, id) == 0)) break;
args = argsList->next();
}
}
while(args)
{
bool hasArgs = false;
bool hasOptions = false;
TQString optionsHeader;
if (args->name)
optionsHeader = optionHeaderString.arg(i18n("%1 options").arg(TQString::fromLatin1(args->name)));
else
optionsHeader = i18n("\nOptions:\n");
while (args)
{
const KCmdLineOptions *option = args->options;
TQCString opt = "";
//
while(option && option->name)
{
TQString description;
TQString descriptionRest;
TQStringList dl;
// Option header
if (option->name[0] == ':')
{
if (option->description)
{
optionsHeader = "\n"+i18n(option->description);
if (!optionsHeader.endsWith("\n"))
optionsHeader.append("\n");
hasOptions = false;
}
option++;
continue;
}
// Free-form comment
if (option->name[0] == 0)
{
if (option->description)
{
TQString tmp = "\n"+i18n(option->description);
if (!tmp.endsWith("\n"))
tmp.append("\n");
printQ(tmp);
}
option++;
continue;
}
// Options
if (option->description)
{
description = i18n(option->description);
dl = TQStringList::split("\n", description, true);
description = dl.first();
dl.remove( dl.begin() );
}
TQCString name = option->name;
if (name[0] == '!')
name = name.mid(1);
if (name[0] == '+')
{
if (!hasArgs)
{
printQ(i18n("\nArguments:\n"));
hasArgs = true;
}
name = name.mid(1);
if ((name[0] == '[') && (name[name.length()-1] == ']'))
name = name.mid(1, name.length()-2);
printQ(optionFormatString.arg(QString(name), -25)
.arg(description));
}
else
{
if (!hasOptions)
{
printQ(optionsHeader);
hasOptions = true;
}
if ((name.length() == 1) || (name[1] == ' '))
name = "-"+name;
else
name = "--"+name;
if (!option->description)
{
opt = name + ", ";
}
else
{
opt = opt + name;
if (!option->def)
{
printQ(optionFormatString.arg(QString(opt), -25)
.arg(description));
}
else
{
printQ(optionFormatStringDef.arg(QString(opt), -25)
.arg(description).arg(option->def));
}
opt = "";
}
}
for(TQStringList::Iterator it = dl.begin();
it != dl.end();
++it)
{
printQ(optionFormatString.arg("", -25).arg(*it));
}
option++;
}
args = argsList->next();
if (!args || args->name || !args->id) break;
}
if (!showAll) break;
}
exit(254);
}
//
// Member functions
//
/**
* Constructor.
*
* The given arguments are assumed to be constants.
*/
KCmdLineArgs::KCmdLineArgs( const KCmdLineOptions *_options,
const char *_name, const char *_id)
: options(_options), name(_name), id(_id)
{
parsedOptionList = 0;
parsedArgList = 0;
isQt = (::qstrcmp(id, "qt") == 0);
}
/**
* Destructor.
*/
KCmdLineArgs::~KCmdLineArgs()
{
delete parsedOptionList;
delete parsedArgList;
if (argsList)
argsList->removeRef(this);
}
void
KCmdLineArgs::clear()
{
delete parsedArgList;
parsedArgList = 0;
delete parsedOptionList;
parsedOptionList = 0;
}
void
KCmdLineArgs::reset()
{
if ( argsList ) {
argsList->setAutoDelete( true );
argsList->clear();
delete argsList;
argsList = 0;
}
parsed = false;
}
void
KCmdLineArgs::save( TQDataStream &ds) const
{
uint count = 0;
if (parsedOptionList)
parsedOptionList->save( ds );
else
ds << count;
if (parsedArgList)
parsedArgList->save( ds );
else
ds << count;
}
void
KCmdLineArgs::load( TQDataStream &ds)
{
if (!parsedOptionList) parsedOptionList = new KCmdLineParsedOptions;
if (!parsedArgList) parsedArgList = new KCmdLineParsedArgs;
parsedOptionList->load( ds );
parsedArgList->load( ds );
if (parsedOptionList->count() == 0)
{
delete parsedOptionList;
parsedOptionList = 0;
}
if (parsedArgList->count() == 0)
{
delete parsedArgList;
parsedArgList = 0;
}
}
void
KCmdLineArgs::setOption(const TQCString &opt, bool enabled)
{
if (isQt)
{
// Qt does it own parsing.
TQCString arg = "-";
if( !enabled )
arg += "no";
arg += opt;
addArgument(arg);
}
if (!parsedOptionList) {
parsedOptionList = new KCmdLineParsedOptions;
parsedOptionList->setAutoDelete(true);
}
if (enabled)
parsedOptionList->replace( opt, new TQCString("t") );
else
parsedOptionList->replace( opt, new TQCString("f") );
}
void
KCmdLineArgs::setOption(const TQCString &opt, const char *value)
{
if (isQt)
{
// Qt does it's own parsing.
TQCString arg = "-";
arg += opt;
addArgument(arg);
addArgument(value);
#ifdef Q_WS_X11
// Hack coming up!
if (arg == "-display")
{
setenv(DISPLAY, value, true);
}
#endif
}
if (!parsedOptionList) {
parsedOptionList = new KCmdLineParsedOptions;
parsedOptionList->setAutoDelete(true);
}
parsedOptionList->insert( opt, new TQCString(value) );
}
TQCString
KCmdLineArgs::getOption(const char *_opt) const
{
TQCString *value = 0;
if (parsedOptionList)
{
value = parsedOptionList->find(_opt);
}
if (value)
return (*value);
// Look up the default.
const char *opt_name;
const char *def;
bool dummy = true;
TQCString opt = _opt;
int result = ::findOption( options, opt, opt_name, def, dummy) & ~4;
if (result != 3)
{
fprintf(stderr, "\n\nFAILURE (KCmdLineArgs):\n");
fprintf(stderr, "Application requests for getOption(\"%s\") but the \"%s\" option\n",
_opt, _opt);
fprintf(stderr, "has never been specified via addCmdLineOptions( ... )\n\n");
assert( 0 );
exit(255);
}
return TQCString(def);
}
QCStringList
KCmdLineArgs::getOptionList(const char *_opt) const
{
QCStringList result;
if (!parsedOptionList)
return result;
while(true)
{
TQCString *value = parsedOptionList->take(_opt);
if (!value)
break;
result.prepend(*value);
delete value;
}
// Reinsert items in dictionary
// WABA: This is rather silly, but I don't want to add restrictions
// to the API like "you can only call this function once".
// I can't access all items without taking them out of the list.
// So taking them out and then putting them back is the only way.
for(QCStringList::ConstIterator it=result.begin();
it != result.end();
++it)
{
parsedOptionList->insert(_opt, new TQCString(*it));
}
return result;
}
bool
KCmdLineArgs::isSet(const char *_opt) const
{
// Look up the default.
const char *opt_name;
const char *def;
bool dummy = true;
TQCString opt = _opt;
int result = ::findOption( options, opt, opt_name, def, dummy) & ~4;
if (result == 0)
{
fprintf(stderr, "\n\nFAILURE (KCmdLineArgs):\n");
fprintf(stderr, "Application requests for isSet(\"%s\") but the \"%s\" option\n",
_opt, _opt);
fprintf(stderr, "has never been specified via addCmdLineOptions( ... )\n\n");
assert( 0 );
exit(255);
}
TQCString *value = 0;
if (parsedOptionList)
{
value = parsedOptionList->find(opt);
}
if (value)
{
if (result == 3)
return true;
else
return ((*value)[0] == 't');
}
if (result == 3)
return false; // String option has 'false' as default.
// We return 'true' as default if the option was listed as '-nofork'
// We return 'false' as default if the option was listed as '-fork'
return (result == 2);
}
int
KCmdLineArgs::count() const
{
if (!parsedArgList)
return 0;
return parsedArgList->count();
}
const char *
KCmdLineArgs::arg(int n) const
{
if (!parsedArgList || (n >= (int) parsedArgList->count()))
{
fprintf(stderr, "\n\nFAILURE (KCmdLineArgs): Argument out of bounds\n");
fprintf(stderr, "Application requests for arg(%d) without checking count() first.\n",
n);
assert( 0 );
exit(255);
}
return parsedArgList->at(n);
}
KURL
KCmdLineArgs::url(int n) const
{
return makeURL( arg(n) );
}
KURL KCmdLineArgs::makeURL(const char *_urlArg)
{
const TQString urlArg = TQFile::decodeName(_urlArg);
TQFileInfo fileInfo(urlArg);
if (!fileInfo.isRelative()) { // i.e. starts with '/', on unix
KURL result;
result.setPath(urlArg);
return result; // Absolute path.
}
if ( KURL::isRelativeURL(urlArg) || fileInfo.exists() ) {
KURL result;
result.setPath( cwd()+'/'+urlArg );
result.cleanPath();
return result; // Relative path
}
return KURL(urlArg); // Argument is a URL
}
void
KCmdLineArgs::addArgument(const char *argument)
{
if (!parsedArgList)
parsedArgList = new KCmdLineParsedArgs;
parsedArgList->append(argument);
}
static const KCmdLineOptions kde_tempfile_option[] =
{
{ "tempfile", I18N_NOOP("The files/URLs opened by the application will be deleted after use"), 0},
KCmdLineLastOption
};
void
KCmdLineArgs::addTempFileOption()
{
KCmdLineArgs::addCmdLineOptions( kde_tempfile_option, "KDE-tempfile", "kde-tempfile" );
}
bool KCmdLineArgs::isTempFileSet()
{
KCmdLineArgs* args = KCmdLineArgs::parsedArgs( "kde-tempfile" );
if ( args )
return args->isSet( "tempfile" );
return false;
}