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-rw-r--r--core/opie-login/main.cpp27
1 files changed, 7 insertions, 20 deletions
diff --git a/core/opie-login/main.cpp b/core/opie-login/main.cpp
index 711bedc..554efd3 100644
--- a/core/opie-login/main.cpp
+++ b/core/opie-login/main.cpp
@@ -1,373 +1,360 @@
/*
               =. This file is part of the OPIE Project
             .=l. Copyright (c) 2002 Robert Griebl <sandman@handhelds.org>
           .>+-=
 _;:,     .>    :=|. This file is free software; you can
.> <`_,   >  .   <= redistribute it and/or modify it under
:`=1 )Y*s>-.--   : the terms of the GNU General Public
.="- .-=="i,     .._ License as published by the Free Software
 - .   .-<_>     .<> Foundation; version 2 of the License.
     ._= =}       :
    .%`+i>       _;_.
    .i_,=:_.      -<s. This file 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 General
..}^=.=       =       ; Public License for more details.
++=   -.     .`     .:
 :     =  ...= . :.=- You should have received a copy of the GNU
 -.   .:....=;==+<; General Public License along with this file;
  -_. . .   )=.  = see the file COPYING. If not, write to the
    --        :-=` Free Software Foundation, Inc.,
59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include "loginapplication.h"
#include "loginwindowimpl.h"
#include "calibrate.h"
/* OPIE */
#include <opie2/odevice.h>
#include <qpe/qpestyle.h>
#include <qpe/power.h>
#include <qpe/config.h>
/* QT */
#include <qwindowsystem_qws.h>
#include <qmessagebox.h>
#include <qlabel.h>
#include <qtimer.h>
#include <qfile.h>
/* STD */
#include <sys/types.h>
#include <time.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <unistd.h>
#include <syslog.h>
#include <sys/wait.h>
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <getopt.h>
#include <string.h>
using namespace Opie::Core;
int login_main ( int argc, char **argv, pid_t ppid );
void sigterm ( int sig );
void sigint ( int sig );
void exit_closelog ( );
-static struct option long_options [] = {
- { "autologin", 1, 0, 'a' },
- { 0, 0, 0, 0 }
-};
-
-
int main ( int argc, char **argv )
{
int userExited = 0;
pid_t ppid = ::getpid ( );
if ( ::geteuid ( ) != 0 ) {
- ::fprintf ( stderr, "%s can only be executed by root. (or chmod +s)", argv [0] );
+ ::fprintf ( stderr, "%s can only be executed by root. (or chmod +s)\n", argv [0] );
return 1;
}
if ( ::getuid ( ) != 0 ) // qt doesn't really like SUID and
::setuid ( 0 ); // messes up things like config files
- char *autolog = 0;
- int c;
- while (( c = ::getopt_long ( argc, argv, "a:", long_options, 0 )) != -1 ) {
- switch ( c ) {
- case 'a':
- autolog = optarg;
- break;
- default:
- ::fprintf ( stderr, "Usage: %s [-a|--autologin=<user>]\n", argv [0] );
- return 2;
- }
- }
-
// struct rlimit rl;
// ::getrlimit ( RLIMIT_NOFILE, &rl );
// for ( unsigned int i = 0; i < rl. rlim_cur; i++ )
// ::close ( i );
::setpgid ( 0, 0 );
::setsid ( );
::signal ( SIGTERM, sigterm );
::signal ( SIGINT, sigterm );
::openlog ( "opie-login", LOG_CONS, LOG_AUTHPRIV );
::atexit ( exit_closelog );
+ const char* autolog = 0;
+ Config c( "opie-login" );
+ c.setGroup( "autologin" );
+ QString entry = c.readEntry( "user", "" );
+ if ( !entry.isEmpty() ) autolog = ::strdup( (const char*) entry );
+
while ( true ) {
pid_t child = ::fork ( );
if ( child < 0 ) {
::syslog ( LOG_ERR, "Could not fork GUI process\n" );
break;
}
else if ( child > 0 ) {
int status = 0;
time_t started = ::time ( 0 );
while ( ::waitpid ( child, &status, 0 ) < 0 ) { }
LoginApplication::logout ( );
if (( ::time ( 0 ) - started ) < 3 ) {
if ( autolog ) {
::syslog ( LOG_ERR, "Respawning too fast -- disabling auto-login\n" );
autolog = 0;
}
else {
::syslog ( LOG_ERR, "Respawning too fast -- going down\n" );
break;
}
}
int killedbysig = 0;
userExited=0;
if (WIFEXITED(status)!=0 ) {
if (WEXITSTATUS(status)==137) {
userExited=1;
}
}
if ( WIFSIGNALED( status )) {
switch ( WTERMSIG( status )) {
case SIGTERM:
case SIGINT :
case SIGKILL:
break;
default :
killedbysig = WTERMSIG( status );
break;
}
}
if ( killedbysig ) { // qpe was killed by an uncaught signal
qApp = 0;
::syslog ( LOG_ERR, "Opie was killed by a signal #%d", killedbysig );
QWSServer::setDesktopBackground ( QImage ( ));
QApplication *app = new QApplication ( argc, argv, QApplication::GuiServer );
app-> setFont ( QFont ( "Helvetica", 10 ));
app-> setStyle ( new QPEStyle ( ));
// const char *sig = ::strsignal ( killedbysig );
const char *sig = ::sys_siglist[killedbysig];
QLabel *l = new QLabel ( 0, "sig", Qt::WStyle_Customize | Qt::WStyle_NoBorder | Qt::WStyle_Tool );
l-> setText ( LoginWindowImpl::tr( "Opie was terminated\nby an uncaught signal\n(%1)\n" ). arg ( sig ));
l-> setAlignment ( Qt::AlignCenter );
l-> move ( 0, 0 );
l-> resize ( app-> desktop ( )-> width ( ), app-> desktop ( )-> height ( ));
l-> show ( );
QTimer::singleShot ( 3000, app, SLOT( quit()));
app-> exec ( );
delete app;
qApp = 0;
}
}
else {
if ( !autolog ) {
QString confFile=QPEApplication::qpeDir() + "etc/opie-login.conf";
Config cfg ( confFile, Config::File );
cfg. setGroup ( "General" );
QString user = cfg. readEntry ( "AutoLogin" );
if ( !user. isEmpty ( ))
autolog = ::strdup ( user. latin1 ( ));
}
if ( autolog && !userExited ) {
QWSServer::setDesktopBackground( QImage() );
ODevice::inst()->setDisplayStatus( true );
LoginApplication *app = new LoginApplication ( argc, argv, ppid );
LoginApplication::setLoginAs ( autolog );
if ( LoginApplication::changeIdentity ( ))
::exit ( LoginApplication::login ( ));
else
::exit ( 0 );
}
else {
::exit ( login_main ( argc, argv, ppid ));
}
}
}
return 0;
}
void sigterm ( int /*sig*/ )
{
::exit ( 0 );
}
void exit_closelog ( )
{
::closelog ( );
}
class LoginScreenSaver : public QWSScreenSaver
{
public:
LoginScreenSaver ( )
{
m_lcd_status = true;
m_backlight_bright = -1;
m_backlight_forcedoff = false;
// Make sure the LCD is in fact on, (if opie was killed while the LCD is off it would still be off)
ODevice::inst ( )-> setDisplayStatus ( true );
}
void restore()
{
if ( !m_lcd_status ) // We must have turned it off
ODevice::inst ( ) -> setDisplayStatus ( true );
setBacklight ( -3 );
}
bool save( int level )
{
switch ( level ) {
case 0:
if ( backlight() > 1 )
setBacklight( 1 ); // lowest non-off
return true;
break;
case 1:
setBacklight( 0 ); // off
return true;
break;
case 2:
// We're going to suspend the whole machine
if ( PowerStatusManager::readStatus().acStatus() != PowerStatus::Online ) {
QWSServer::sendKeyEvent( 0xffff, Qt::Key_F34, FALSE, TRUE, FALSE );
return true;
}
break;
}
return false;
}
private:
public:
void setIntervals( int i1 = 30, int i2 = 20, int i3 = 60 )
{
int v [4];
v [ 0 ] = QMAX( 1000 * i1, 100 );
v [ 1 ] = QMAX( 1000 * i2, 100 );
v [ 2 ] = QMAX( 1000 * i3, 100 );
v [ 3 ] = 0;
if ( !i1 && !i2 && !i3 )
QWSServer::setScreenSaverInterval ( 0 );
else
QWSServer::setScreenSaverIntervals ( v );
}
int backlight ( )
{
if ( m_backlight_bright == -1 )
m_backlight_bright = 255;
return m_backlight_bright;
}
void setBacklight ( int bright )
{
if ( bright == -3 ) {
// Forced on
m_backlight_forcedoff = false;
bright = -1;
}
if ( m_backlight_forcedoff && bright != -2 )
return ;
if ( bright == -2 ) {
// Toggle between off and on
bright = m_backlight_bright ? 0 : -1;
m_backlight_forcedoff = !bright;
}
m_backlight_bright = bright;
bright = backlight ( );
ODevice::inst ( ) -> setDisplayBrightness ( bright );
m_backlight_bright = bright;
}
private:
bool m_lcd_status;
int m_backlight_bright;
bool m_backlight_forcedoff;
};
int login_main ( int argc, char **argv, pid_t ppid )
{
QWSServer::setDesktopBackground( QImage() );
LoginApplication *app = new LoginApplication ( argc, argv, ppid );
app-> setFont ( QFont ( "Helvetica", 10 ));
app-> setStyle ( new QPEStyle ( ));
if ( QWSServer::mouseHandler() &&
QWSServer::mouseHandler() ->inherits("QCalibratedMouseHandler") ) {
if ( !QFile::exists ( "/etc/pointercal" )) {
// Make sure calibration widget starts on top.
Calibrate *cal = new Calibrate;
cal-> exec ( );
delete cal;
}
}
LoginScreenSaver *saver = new LoginScreenSaver;
saver-> setIntervals ( );
QWSServer::setScreenSaver ( saver );
saver-> restore ( );
LoginWindowImpl *lw = new LoginWindowImpl ( );
app-> setMainWidget ( lw );
lw-> setGeometry ( 0, 0, app-> desktop ( )-> width ( ), app-> desktop ( )-> height ( ));
lw-> show ( );
int rc = app-> exec ( );
if ( app-> loginAs ( )) {
if ( app-> changeIdentity ( )) {
app-> login ( );
// if login succeeds, it never comes back
QMessageBox::critical ( 0, LoginWindowImpl::tr( "Failure" ), LoginWindowImpl::tr( "Could not start Opie." ));
rc = 1;
}
else {
QMessageBox::critical ( 0, LoginWindowImpl::tr( "Failure" ), LoginWindowImpl::tr( "Could not switch to new user identity" ));
rc = 2;
}
}
return rc;
}