touchpad: log the sysname of the device that looks like a bad clickpad

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
tools: draw the circle for abs events in the right position

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
tools: fix touch/abs event coordinate transformation in event-gui

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Fix two doxygen refs pointing to nonexistent functions

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
configure: check for -lm through AC_CHECK_LIB

Saves us from manually appending it everywhere

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Add -lrt to the libs

Needed for clock_gettime()

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Fix compiler warnings for missing initializers

timer.c: In function ‘libinput_timer_arm_timer_fd’:
timer.c:48: warning: missing initializer
timer.c:48: warning: (near initialization for ‘its.it_value.tv_nsec’)

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>