dpkg-query: no packages found matching libudev-dev debconf: delaying package configuration, since apt-utils is not installed In file included from ../source_subfolder/libusb/core.c:44:0: ../source_subfolder/libusb/core.c: In function ‘libusb_get_device_list’: ../source_subfolder/libusb/core.c:815:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/core.c:815:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ ../source_subfolder/libusb/core.c: In function ‘libusb_close’: ../source_subfolder/libusb/core.c:1495:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/core.c:1495:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ ../source_subfolder/libusb/core.c: In function ‘libusb_get_configuration’: ../source_subfolder/libusb/core.c:1578:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/core.c:1578:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ ../source_subfolder/libusb/core.c: In function ‘libusb_reset_device’: ../source_subfolder/libusb/core.c:1846:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/core.c:1846:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ ../source_subfolder/libusb/core.c: In function ‘libusb_exit’: ../source_subfolder/libusb/core.c:2370:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/core.c:2370:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ In file included from ../source_subfolder/libusb/descriptor.c:29:0: ../source_subfolder/libusb/descriptor.c: In function ‘libusb_get_device_descriptor’: ../source_subfolder/libusb/descriptor.c:546:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/descriptor.c:546:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ In file included from ../source_subfolder/libusb/io.c:40:0: ../source_subfolder/libusb/io.c: In function ‘disarm_timerfd’: ../source_subfolder/libusb/io.c:1333:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/io.c:1333:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ ../source_subfolder/libusb/io.c: In function ‘libusb_interrupt_event_handler’: ../source_subfolder/libusb/io.c:1915:11: warning: zero-length gnu_printf format string [-Wformat-zero-length] usbi_dbg(""); ^ ../source_subfolder/libusb/libusbi.h:238:71: note: in definition of macro ‘_usbi_log’ #define _usbi_log(ctx, level, ...) usbi_log(ctx, level, __FUNCTION__, __VA_ARGS__) ^ ../source_subfolder/libusb/io.c:1915:2: note: in expansion of macro ‘usbi_dbg’ usbi_dbg(""); ^ ar: `u' modifier ignored since `D' is the default (see `U') CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY