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feat(inject): add log to improve uinput error debuggability. Related to #846

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This commit is contained in:
Federico Terzi 2021-11-06 09:19:28 +01:00
parent 48262cd913
commit 0983fa82d5
1 changed files with 4 additions and 0 deletions
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4
espanso-inject/src/evdev/uinput.rs
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@ -23,6 +23,7 @@ use libc::{c_uint, close, ioctl, open, O_NONBLOCK, O_WRONLY};
use scopeguard::ScopeGuard; use scopeguard::ScopeGuard;
use anyhow::Result; use anyhow::Result;
use log::error;
use thiserror::Error; use thiserror::Error;
use super::ffi::{ use super::ffi::{
@ -39,6 +40,9 @@ impl UInputDevice {
let uinput_path = CString::new("/dev/uinput").expect("unable to generate /dev/uinput path"); let uinput_path = CString::new("/dev/uinput").expect("unable to generate /dev/uinput path");
let raw_fd = unsafe { open(uinput_path.as_ptr(), O_WRONLY | O_NONBLOCK) }; let raw_fd = unsafe { open(uinput_path.as_ptr(), O_WRONLY | O_NONBLOCK) };
if raw_fd < 0 { if raw_fd < 0 {
error!("Error: could not open uinput device");
error!("This might be due to a recent kernel update, please restart your PC so that the uinput module can be loaded correctly.");
return Err(UInputDeviceError::Open().into()); return Err(UInputDeviceError::Open().into());
} }
let fd = scopeguard::guard(raw_fd, |raw_fd| unsafe { let fd = scopeguard::guard(raw_fd, |raw_fd| unsafe {