X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fsystemd.unit.xml;h=a14e452fa36f5f869680ab40a91ab77a156df51b;hp=4f0bd64b121728c488e8ba1747f39348d55b5206;hb=3eb1395706ca0a00ac15d59098a0250b0377e6b5;hpb=409dee2e44e7dc73d6bf00d782938e4cb4105f5b;ds=sidebyside diff --git a/man/systemd.unit.xml b/man/systemd.unit.xml index 4f0bd64b1..a14e452fa 100644 --- a/man/systemd.unit.xml +++ b/man/systemd.unit.xml @@ -173,7 +173,7 @@ Along with a unit file foo.service a directory foo.service.d/ may exist. All - files with the suffix .conf from + files with the suffix .conf from this directory will be parsed after the file itself is parsed. This is useful to alter or add configuration settings to a unit, without having to modify their @@ -1115,19 +1115,46 @@ WantedBy= RequiredBy= - Installs a symlink in - the .wants/ - or .requires/ - subdirectory for a unit, respectively. This has the - effect that when the listed unit name - is activated the unit listing it is - activated - too. WantedBy=foo.service + A symbolic link is + created in the + .wants/ or + .requires/ folder + of the listed unit when this unit is + activated by systemctl + enable. This has the effect + that a dependency of type + Wants= or + Requires= is added + from the listed unit to the current + unit. The primary result is that the + current unit will be started when the + listed unit is started. See the + description of + Wants= and + Requires= in the + [Unit] section for details. + + WantedBy=foo.service in a service bar.service is mostly equivalent to Alias=foo.service.wants/bar.service - in the same file. + in the same file. In case of template + units, systemctl enable + must be called with an instance name, and + this instance will be added to the + .wants/ or + .requires/ list + of the listed unit. + E.g. WantedBy=getty.target + in a service + getty@.service + will result in systemctl + enable getty@tty2.service + creating a + getty.target.wants/getty@tty2.service + link to getty@.service. +