diff options
| author | Lennart Poettering <lennart@poettering.net> | 2013-08-14 02:55:57 +0200 |
|---|---|---|
| committer | Lennart Poettering <lennart@poettering.net> | 2013-08-14 02:55:57 +0200 |
| commit | 875c6e1b48f37a07dfbb80d6653c73f205e94260 (patch) | |
| tree | 92f0810adac8e3387c7a9dd66cdcf47d6629fbff | |
| parent | 3731acf1acfb4a6eb68374a5b137f3b368f63381 (diff) | |
| download | systemd-875c6e1b48f37a07dfbb80d6653c73f205e94260.tar.gz | |
backlight: instead of syspath use sysname for identifying backlight devices
This makes the description string of the backlight service a bit nicer.
| -rw-r--r-- | rules/99-systemd.rules.in | 2 | ||||
| -rw-r--r-- | src/backlight/backlight.c | 10 | ||||
| -rw-r--r-- | units/systemd-backlight@.service.in | 6 |
3 files changed, 12 insertions, 6 deletions
diff --git a/rules/99-systemd.rules.in b/rules/99-systemd.rules.in index ac4bc86c81..bbb7d0c2c3 100644 --- a/rules/99-systemd.rules.in +++ b/rules/99-systemd.rules.in @@ -53,7 +53,7 @@ ACTION=="add", SUBSYSTEM=="net", KERNEL!="lo", RUN+="@rootlibexecdir@/systemd-sy # Pull in backlight save/restore for all firmware backlight devices -ACTION=="add", SUBSYSTEM=="backlight", ATTR{type}=="firmware", TAG+="systemd", ENV{SYSTEMD_WANTS}+="systemd-backlight@sys%p.service" +ACTION=="add", SUBSYSTEM=="backlight", ATTR{type}=="firmware", TAG+="systemd", ENV{SYSTEMD_WANTS}+="systemd-backlight@$name.service" # Asynchronously mount file systems implemented by these modules as # soon as they are loaded. diff --git a/src/backlight/backlight.c b/src/backlight/backlight.c index 3378907f91..1ef0b45cc6 100644 --- a/src/backlight/backlight.c +++ b/src/backlight/backlight.c @@ -54,9 +54,15 @@ int main(int argc, char *argv[]) { goto finish; } - device = udev_device_new_from_syspath(udev, argv[2]); + errno = 0; + device = udev_device_new_from_subsystem_sysname(udev, "backlight", argv[2]); if (!device) { - r = log_oom(); + if (errno != 0) { + log_error("Failed to get backlight device: %m"); + r = -errno; + } else + r = log_oom(); + goto finish; } diff --git a/units/systemd-backlight@.service.in b/units/systemd-backlight@.service.in index 14b12198e8..b0e75db39e 100644 --- a/units/systemd-backlight@.service.in +++ b/units/systemd-backlight@.service.in @@ -6,7 +6,7 @@ # (at your option) any later version. [Unit] -Description=Load/Save Screen Backlight Brightness of %f +Description=Load/Save Screen Backlight Brightness of %I Documentation=man:systemd-backlight@.service(8) DefaultDependencies=no RequiresMountsFor=/var/lib/backlight @@ -17,5 +17,5 @@ Before=sysinit.target shutdown.target [Service] Type=oneshot RemainAfterExit=yes -ExecStart=@rootlibexecdir@/systemd-backlight load %f -ExecStop=@rootlibexecdir@/systemd-backlight save %f +ExecStart=@rootlibexecdir@/systemd-backlight load %I +ExecStop=@rootlibexecdir@/systemd-backlight save %I |