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More detailed logging of hid_init() on unixes to detect why

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loading of "libudev.so.1" or "libudev.so.0" failed.
This commit is contained in:
bubnikv 2020-03-12 09:38:22 +01:00
parent c73493eba5
commit ccbf5379ab
2 changed files with 11 additions and 2 deletions
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2
src/hidapi/linux/hid.c
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@ -159,7 +159,7 @@ static int hid_wrapper_udev_init()
{
// Error, close the shared library handle and finish.
hid_wrapper_udev_close();
return -1;
return -2;
}
// Success.

11
src/slic3r/GUI/Mouse3DController.cpp
View file

@ -473,7 +473,16 @@ void Mouse3DController::run()
int res = hid_init();
if (res != 0) {
// Give up.
BOOST_LOG_TRIVIAL(error) << "Unable to initialize hidapi library";
#if defined(__unix__) || defined(__unix) || defined(unix)
if (res == -1)
// Hopefully this error code comes from our bundled patched hidapi. In that case, -1 is returned by hid_wrapper_udev_init() and it mean
BOOST_LOG_TRIVIAL(error) << "Unable to initialize hidapi library: failed to load libudev.so.1 or libudev.so.0";
else if (res == -2)
// Hopefully this error code comes from our bundled patched hidapi. In that case, -2 is returned by hid_wrapper_udev_init() and it mean
BOOST_LOG_TRIVIAL(error) << "Unable to initialize hidapi library: failed to resolve some function from libudev.so.1 or libudev.so.0";
else
#endif // unixes
BOOST_LOG_TRIVIAL(error) << "Unable to initialize hidapi library";
return;
}