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(driver contexts) Do some more runtime checks

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This commit is contained in:
twinaphex 2014-05-26 20:52:38 +02:00
parent f106a1cfaa
commit 06cc9a5c18
3 changed files with 12 additions and 8 deletions
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8
driver-contexts/camera_driver.c
View File

@ -90,13 +90,13 @@ bool driver_camera_start(void)
void driver_camera_stop(void)
{
if (driver.camera && driver.camera_data)
if (driver.camera && driver.camera->stop && driver.camera_data)
driver.camera->stop(driver.camera_data);
}
void driver_camera_poll(void)
{
if (driver.camera && driver.camera_data)
if (driver.camera && driver.camera->poll && driver.camera_data)
{
driver.camera->poll(driver.camera_data,
g_extern.system.camera_callback.frame_raw_framebuffer,
@ -134,6 +134,8 @@ void uninit_camera(void)
{
if (g_extern.system.camera_callback.deinitialized)
g_extern.system.camera_callback.deinitialized();
driver.camera->free(driver.camera_data);
if (driver.camera->free)
driver.camera->free(driver.camera_data);
}
}

10
driver-contexts/location_driver.c
View File

@ -84,20 +84,20 @@ bool driver_location_start(void)
void driver_location_stop(void)
{
if (driver.location && driver.location_data)
if (driver.location && driver.location->stop && driver.location_data)
driver.location->stop(driver.location_data);
}
void driver_location_set_interval(unsigned interval_msecs, unsigned interval_distance)
{
if (driver.location && driver.location_data)
if (driver.location && driver.location->set_interval && driver.location_data)
driver.location->set_interval(driver.location_data, interval_msecs, interval_distance);
}
bool driver_location_get_position(double *lat, double *lon, double *horiz_accuracy,
double *vert_accuracy)
{
if (driver.location && driver.location_data)
if (driver.location && driver.location->get_position && driver.location_data)
return driver.location->get_position(driver.location_data, lat, lon, horiz_accuracy, vert_accuracy);
*lat = 0.0;
@ -133,6 +133,8 @@ void uninit_location(void)
{
if (g_extern.system.location_callback.deinitialized)
g_extern.system.location_callback.deinitialized();
driver.location->free(driver.location_data);
if (driver.location->free)
driver.location->free(driver.location_data);
}
}

2
driver-contexts/osk_driver.c
View File

@ -85,6 +85,6 @@ void init_osk(void)
void uninit_osk(void)
{
if (driver.osk_data && driver.osk)
if (driver.osk_data && driver.osk && driver.osk->free)
driver.osk->free(driver.osk_data);
}