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author | Hans de Goede <hdegoede@redhat.com> | 2013-05-16 21:50:50 +0200 |
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committer | Hans de Goede <hdegoede@redhat.com> | 2013-05-16 21:54:22 +0200 |
commit | c235fa2f9d90b6f65f75c545e90596545879ca4f (patch) | |
tree | da6d4e041b1b5a0ae37dc1a6cccfd36416bf8a46 /libusb/io.c | |
parent | 631d1ae168e66d802f3a635a60ee0a6724a6d7c7 (diff) | |
download | libusb-c235fa2f9d90b6f65f75c545e90596545879ca4f.tar.gz |
core: Improve error / debug messages for hotplug pipe handling
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'libusb/io.c')
-rw-r--r-- | libusb/io.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libusb/io.c b/libusb/io.c index d295cec..595c92e 100644 --- a/libusb/io.c +++ b/libusb/io.c @@ -1943,9 +1943,13 @@ static int handle_events(struct libusb_context *ctx, struct timeval *tv) libusb_hotplug_message message; ssize_t ret; + usbi_dbg("caught a fish on the hotplug pipe"); + /* read the message from the hotplug thread */ ret = usbi_read(ctx->hotplug_pipe[0], &message, sizeof (message)); if (ret < sizeof(message)) { + usbi_err(ctx, "hotplug pipe read error %d < %d", + ret, sizeof(message)); ret = LIBUSB_ERROR_OTHER; goto handled; } |