From e7eecc6901698ea352bff11ccabe5a1b6a6122c6 Mon Sep 17 00:00:00 2001 From: Jordi Boggiano Date: Fri, 7 Jun 2019 16:49:07 +0200 Subject: [PATCH] Add docs for COMPOSER_SELF_UPDATE_TARGET, refs #8151 --- doc/03-cli.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/doc/03-cli.md b/doc/03-cli.md index 6460e9e1d..5fc527c49 100644 --- a/doc/03-cli.md +++ b/doc/03-cli.md @@ -917,6 +917,10 @@ if you use Composer as super user at all times like in docker containers. If set, the value is used as php's memory_limit. +### COMPOSER_SELF_UPDATE_TARGET + +If set, makes the self-update command write the new Composer phar file into that path instead of overwriting itself. Useful for updating Composer on read-only filesystem. + ### COMPOSER_MIRROR_PATH_REPOS If set to 1, this env changes the default path repository strategy to `mirror` instead