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joystick_update(3)	      Svgalib User Manual	    joystick_update(3)

NAME
       joystick_update - query joysticks for status changes

SYNOPSIS
       #include	<vgajoystick.h>

       int joystick_update(void);

DESCRIPTION
       queries	all  currently opened joysticks	for position changes and calls
       the appropriate event handlers.

       A non-zero value	is returned if and only	if any joystick	reported a po-
       sition  change.	In more	detail the logical and of the return value and
       (1 << joydev) is	non-zero if this joystick status changed.

CAVEATS
       This function is	only available in ELF  versions	 of  svgalib.  Due  to
       backwards  compatibility	 issues	 it  cannot  be	used with shared a.out
       libs.

SEE ALSO
       svgalib(7), vgagl(7), libvga.config(5), joytest(6),  mjoytest(6),  joy-
       stick_init(3), joystick_close(3), joystick_sethandler(3), joystick_set-
       defaulthandler(3),  joystick_getnumaxes(3),  joystick_getnumbuttons(3),
       joystick_getaxis(3),  joystick_getbutton(3),  joystick_button1(3), joy-
       stick_getb1(3), joystick_x(3), joystick_getx(3).

AUTHOR
       The svgalib joystick handler  was  mostly  done	by  Daniel  Engstr\"om
       <daniel.engstrom@riksnett.no>.  Multiple	joystick, VC switching support
       and code	to  glue  it  into  svgalib  by	 Michael  Weller  <eowmob@exp-
       math.uni-essen.de>. Part	of the code is based on	code from C. Smith and
       Vojtech Pavlik.

Svgalib	1.3.0			 14 April 1998		    joystick_update(3)

NAME | SYNOPSIS | DESCRIPTION | CAVEATS | SEE ALSO | AUTHOR

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