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diff --git a/docs/markdown/Installing.md b/docs/markdown/Installing.md index a692afe..0bc9a47 100644 --- a/docs/markdown/Installing.md +++ b/docs/markdown/Installing.md @@ -102,6 +102,20 @@ Telling Meson to run this script at install time is a one-liner. The argument is the name of the script file relative to the current subdirectory. +## Installing as the superuser + +When building as a non-root user, but installing to root-owned locations via +e.g. `sudo ninja install`, ninja will attempt to rebuild any out of date +targets as root. This results in various bad behaviors due to build outputs and +ninja internal files being owned by root. + +Running `meson install` is preferred for several reasons. It can rebuild out of +date targets and then re-invoke itself as root. + +*(since 1.1.0)* Re-invoking as root will try to guess the user's preferred method for +re-running commands as root. The order of precedence is: sudo, doas, pkexec +(polkit). An elevation tool can be forced by setting `$MESON_ROOT_CMD`. + ## DESTDIR support Sometimes you need to install to a different directory than the |