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udevadm-settle: improve logs when we cannot access /run/udev/control

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Addresses https://github.com/systemd/systemd/pull/24474#discussion_r959696663.
This commit is contained in:
Yu Watanabe 2022-09-01 00:09:28 +09:00 committed by Luca Boccassi
parent 47190275cf
commit 133ac84e60
1 changed files with 5 additions and 2 deletions
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7
src/udev/udevadm-settle.c
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@ -217,8 +217,11 @@ int settle_main(int argc, char *argv[], void *userdata) {
return log_error_errno(r, "Failed to wait for daemon to reply: %m");
} else {
/* For non-privileged users, at least check if udevd is running. */
if (access("/run/udev/control", F_OK) < 0)
return log_error_errno(errno, "udevd is not running.");
if (access("/run/udev/control", F_OK) < 0) {
if (errno == ENOENT)
return log_error_errno(errno, "systemd-udevd is not running.");
return log_error_errno(errno, "Failed to check if /run/udev/control exists: %m");
}
}
r = sd_event_default(&event);