systemctl: verbose message on missing [Install]

People still don't understand what the message implies.
We have to be more verbose (or more intelligent and detect some of the
cases automatically, but that's not so easy).

https://bugzilla.redhat.com/show_bug.cgi?id=884438
This commit is contained in:
Michal Schmidt 2012-12-06 16:20:10 +01:00
parent 20ad4cfd8e
commit 4b9d3dc974
1 changed files with 10 additions and 1 deletions

View File

@ -3782,7 +3782,16 @@ static int enable_unit(DBusConnection *bus, char **args) {
}
if (carries_install_info == 0)
log_warning("The unit files have no [Install] section. They are not meant to be enabled using systemctl.");
log_warning(
"The unit files have no [Install] section. They are not meant to be enabled\n"
"using systemctl.\n"
"Possible reasons for having this kind of units are:\n"
"1) A unit may be statically enabled by being symlinked from another unit's\n"
" .wants/ or .requires/ directory.\n"
"2) A unit's purpose may be to act as a helper for some other unit which has\n"
" a requirement dependency on it.\n"
"3) A unit may be started when needed via activation (socket, path, timer,\n"
" D-Bus, udev, scripted systemctl call, ...).\n");
finish:
if (m)