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Detect force-feedback-capable linux event device joysticks and return 

DIDC_FORCEFEEDBACK when queried for capabilities.
This commit is contained in:
Daniel Remenak 2005-07-29 14:18:58 +00:00 committed by Alexandre Julliard
parent 111a913d5e
commit e491e8f897
4 changed files with 177 additions and 7 deletions
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115
configure vendored
View File

@ -17574,6 +17574,121 @@ _ACEOF
fi
echo "$as_me:$LINENO: checking for struct ff_effect.direction" >&5
echo $ECHO_N "checking for struct ff_effect.direction... $ECHO_C" >&6
if test "${ac_cv_member_struct_ff_effect_direction+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#ifdef HAVE_LINUX_INPUT_H
#include <linux/input.h>
#endif
int
main ()
{
static struct ff_effect ac_aggr;
if (ac_aggr.direction)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_struct_ff_effect_direction=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#ifdef HAVE_LINUX_INPUT_H
#include <linux/input.h>
#endif
int
main ()
{
static struct ff_effect ac_aggr;
if (sizeof ac_aggr.direction)
return 0;
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_member_struct_ff_effect_direction=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_member_struct_ff_effect_direction=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
fi
echo "$as_me:$LINENO: result: $ac_cv_member_struct_ff_effect_direction" >&5
echo "${ECHO_T}$ac_cv_member_struct_ff_effect_direction" >&6
if test $ac_cv_member_struct_ff_effect_direction = yes; then
cat >>confdefs.h <<_ACEOF
#define HAVE_STRUCT_FF_EFFECT_DIRECTION 1
_ACEOF
fi
echo "$as_me:$LINENO: checking for sigaddset" >&5
echo $ECHO_N "checking for sigaddset... $ECHO_C" >&6
if test "${wine_cv_have_sigaddset+set}" = set; then

5
configure.ac
View File

@ -1289,6 +1289,11 @@ AC_CACHE_CHECK([whether linux/input.h is for real],
[Define if we have linux/input.h AND it contains the INPUT event API])
fi
AC_CHECK_MEMBERS([struct ff_effect.direction],,,
[#ifdef HAVE_LINUX_INPUT_H
#include <linux/input.h>
#endif])
AC_CACHE_CHECK([for sigaddset],wine_cv_have_sigaddset,
AC_TRY_LINK([#include <signal.h>],[sigset_t set; sigaddset(&set,SIGTERM);],
wine_cv_have_sigaddset=yes,wine_cv_have_sigaddset=no))

51
dlls/dinput/joystick_linuxinput.c
View File

@ -3,6 +3,7 @@
* Copyright 1998,2000 Marcus Meissner
* Copyright 1998,1999 Lionel Ulmer
* Copyright 2000-2001 TransGaming Technologies Inc.
* Copyright 2005 Daniel Remenak
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -97,6 +98,10 @@ struct JoystickImpl
BOOL overflow;
DIJOYSTATE2 js;
/* Force feedback variables */
BOOL has_ff;
int num_effects;
/* data returned by the EVIOCGABS() ioctl */
int axes[ABS_MAX+1][5];
@ -107,9 +112,11 @@ struct JoystickImpl
#define AXE_ABSFLAT 4
/* data returned by EVIOCGBIT for EV_ABS and EV_KEY */
/* data returned by EVIOCGBIT for caps, EV_ABS, EV_KEY, and EV_FF */
BYTE evbits[(EV_MAX+7)/8];
BYTE absbits[(ABS_MAX+7)/8];
BYTE keybits[(KEY_MAX+7)/8];
BYTE ffbits[(FF_MAX+7)/8];
};
/* This GUID is slightly different from the linux joystick one. Take note. */
@ -379,19 +386,32 @@ static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
int i;
JoystickImpl *This = (JoystickImpl *)iface;
char buf[200];
BOOL readonly = TRUE;
TRACE("(this=%p)\n",This);
if (This->joyfd!=-1)
return 0;
for (i=0;i<64;i++) {
sprintf(buf,EVDEVPREFIX"%d",i);
if (-1==(This->joyfd=open(buf,O_RDWR))) {
if (-1==(This->joyfd=open(buf,O_RDONLY))) {
/* Couldn't open the device at all */
if (errno==ENODEV)
return DIERR_NOTFOUND;
perror(buf);
continue;
}
if ((-1!=ioctl(This->joyfd,EVIOCGBIT(EV_ABS,sizeof(This->absbits)),This->absbits)) &&
else {
/* Couldn't open in r/w but opened in read-only. */
WARN("Could not open %s in read-write mode. Force feedback will be disabled.\n",buf);
}
}
else {
/* Opened device in read-write */
readonly = FALSE;
}
if ((-1!=ioctl(This->joyfd,EVIOCGBIT(0,sizeof(This->evbits)),This->evbits)) &&
(-1!=ioctl(This->joyfd,EVIOCGBIT(EV_ABS,sizeof(This->absbits)),This->absbits)) &&
(-1!=ioctl(This->joyfd,EVIOCGBIT(EV_KEY,sizeof(This->keybits)),This->keybits)) &&
(test_bit(This->absbits,ABS_X) && test_bit(This->absbits,ABS_Y) &&
(test_bit(This->keybits,BTN_TRIGGER)||
@ -407,6 +427,30 @@ static HRESULT WINAPI JoystickAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
if (This->joyfd==-1)
return DIERR_NOTFOUND;
This->has_ff = FALSE;
This->num_effects = 0;
#ifdef HAVE_STRUCT_FF_EFFECT_DIRECTION
if (!readonly && test_bit(This->evbits, EV_FF)) {
if (-1!=ioctl(This->joyfd,EVIOCGBIT(EV_FF,sizeof(This->ffbits)),This->ffbits)) {
if (-1!=ioctl(This->joyfd,EVIOCGEFFECTS,&This->num_effects)
&& This->num_effects > 0) {
This->has_ff = TRUE;
TRACE("Joystick seems to be capable of force feedback.\n");
}
else {
TRACE("Joystick does not support any effects, disabling force feedback.\n");
}
}
else {
TRACE("Could not get EV_FF bits; disabling force feedback.\n");
}
}
else {
TRACE("Force feedback disabled (device is readonly or joystick incapable).\n");
}
#endif
for (i=0;i<ABS_MAX;i++) {
if (test_bit(This->absbits,i)) {
if (-1==ioctl(This->joyfd,EVIOCGABS(i),&(This->axes[i])))
@ -779,6 +823,9 @@ static HRESULT WINAPI JoystickAImpl_GetCapabilities(
buttons=0;
for (i=0;i<KEY_MAX;i++) if (test_bit(This->keybits,i)) buttons++;
if (This->has_ff)
lpDIDevCaps->dwFlags |= DIDC_FORCEFEEDBACK;
lpDIDevCaps->dwAxes = axes;
lpDIDevCaps->dwButtons = buttons;

3
include/config.h.in
View File

@ -596,6 +596,9 @@
/* Define to 1 if you have the `strncasecmp' function. */
#undef HAVE_STRNCASECMP
/* Define to 1 if `direction' is member of `struct ff_effect'. */
#undef HAVE_STRUCT_FF_EFFECT_DIRECTION
/* Define to 1 if `msg_accrights' is member of `struct msghdr'. */
#undef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS