Revert "Allow overriding self-update target file with envvar COMPOSER_SELF_UPDATE_TARGET"
Revert "Add docs for COMPOSER_SELF_UPDATE_TARGET, refs #8151" This reverts commitpull/8180/heade7eecc6901
. This reverts commitfaa7c5eea2
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e7eecc6901
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@ -917,10 +917,6 @@ if you use Composer as super user at all times like in docker containers.
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If set, the value is used as php's memory_limit.
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### COMPOSER_SELF_UPDATE_TARGET
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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.
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### COMPOSER_MIRROR_PATH_REPOS
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If set to 1, this env changes the default path repository strategy to `mirror` instead
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@ -351,10 +351,6 @@ TAGSPUBKEY
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@copy($localFilename, $backupTarget);
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}
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if ($targetFilename = getenv('COMPOSER_SELF_UPDATE_TARGET')) {
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$localFilename = realpath($targetFilename) ?: $targetFilename;
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}
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rename($newFilename, $localFilename);
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return null;
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