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lib: Add fpi_poll_is_setup() sanity check

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This checks whether polling was correctly setup for integration with a
mainloop.
This commit is contained in:
Bastien Nocera 2018-10-11 17:20:38 +02:00
parent a54d020c97
commit 97d0a6dfe6
2 changed files with 8 additions and 0 deletions
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6
libfprint/fpi-poll.c
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@ -482,6 +482,12 @@ void fpi_poll_exit(void)
libusb_set_pollfd_notifiers(fpi_usb_ctx, NULL, NULL, NULL); libusb_set_pollfd_notifiers(fpi_usb_ctx, NULL, NULL, NULL);
} }
gboolean
fpi_poll_is_setup(void)
{
return (fd_added_cb != NULL && fd_removed_cb != NULL);
}
void void
fpi_timeout_cancel_all_for_dev(struct fp_dev *dev) fpi_timeout_cancel_all_for_dev(struct fp_dev *dev)
{ {

2
libfprint/fpi-poll.h
View file

@ -48,4 +48,6 @@ void fpi_timeout_set_name(fpi_timeout *timeout,
const char *name); const char *name);
void fpi_timeout_cancel(fpi_timeout *timeout); void fpi_timeout_cancel(fpi_timeout *timeout);
gboolean fpi_poll_is_setup(void);
#endif #endif