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mirror of https://git.code.sf.net/p/fuse-emulator/fuse synced 2026-01-27 01:41:34 +03:00
Files
fuse/ui/fb/fbui.c
2016-10-24 11:45:18 +11:00

115 lines
2.5 KiB
C

/* fbui.c: Routines for dealing with the linux fbdev user interface
Copyright (c) 2000-2004 Philip Kendall, Matan Ziv-Av, Witold Filipczyk
Copyright (c) 2015 Stuart Brady
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Author contact information:
E-mail: philip-fuse@shadowmagic.org.uk
*/
#include <config.h>
#include <errno.h>
#include <stdlib.h>
#include <signal.h>
#include <string.h>
#include "fbdisplay.h"
#include "fbkeyboard.h"
#include "fbmouse.h"
#include "ui/ui.h"
#include "ui/uidisplay.h"
static void end_handler( int signo );
static void fb_end( void );
int
ui_init( int *argc, char ***argv )
{
struct sigaction handler;
int error;
if( ui_widget_init() ) return 1;
error = atexit( fb_end );
if( error ) {
ui_error( UI_ERROR_ERROR, "ui_init: couldn't set atexit function" );
return 1;
}
handler.sa_handler = end_handler;
error = sigaction( SIGTERM, &handler, NULL );
if( error ) {
ui_error( UI_ERROR_ERROR, "ui_init: couldn't set SIGTERM handler: %s",
strerror( errno ) );
return 1;
}
error = sigaction( SIGHUP, &handler, NULL );
if( error ) {
ui_error( UI_ERROR_ERROR, "ui_init: couldn't set SIGHUP handler: %s",
strerror( errno ) );
return 1;
}
error = fbkeyboard_init();
if( error ) return error;
error = fbmouse_init();
if( error ) return error;
error = fbdisplay_init();
if( error ) return error;
return 0;
}
int ui_event( void )
{
keyboard_update();
mouse_update();
return 0;
}
int ui_end( void )
{
/* Cleanup handled by atexit function */
int error;
error = fbkeyboard_end(); if( error ) return error;
error = fbdisplay_end(); if( error ) return error;
ui_widget_end();
return 0;
}
static void
end_handler( int signo )
{
fb_end();
}
static void
fb_end( void )
{
fbkeyboard_end();
uidisplay_end();
}