Re: [gentoo-pms] [PATCH 3/3] dependencies: Do not guarantee satisfied dependencies in pkg_*rm

[Ulrich Mueller]

>>>>> On Thu, 04 Oct 2018, Michał Górny wrote:

> Remove the guarantee of RDEPEND being satisfied in pkg_{pre,post}rm.
> The package manager implementations did not really guarantee this,
> and packages need to be uninstallable even if their dependencies were
> removed or broken already (either due to misordered removal or due to
> manual user action).

> Signed-off-by: Michał Górny <mgorny@g.o>
> ---
>  dependencies.tex | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)

> diff --git a/dependencies.tex b/dependencies.tex
> index 3c5d297..69dd656 100644
> --- a/dependencies.tex
> +++ b/dependencies.tex
> @@ -20,9 +20,12 @@
>        \t{src_unpack}, \t{src_prepare}, \t{src_configure}, \t{src_compile}, \t{src_test},
>            \t{src_install} & \t{DEPEND}, \t{BDEPEND} \\
>        \addlinespace
> -      \t{pkg_preinst}, \t{pkg_postinst}, \t{pkg_prerm}, \t{pkg_postrm} &
> +      \t{pkg_preinst}, \t{pkg_postinst} &
>            \t{RDEPEND} \\
>        \addlinespace
> +      \t{pkg_prerm}, \t{pkg_postrm} &
> +          None (ebuilds should account for dependencies being unmerged prior to them) \\
> +      \addlinespace
>        \t{pkg_config} & \t{RDEPEND}, \t{PDEPEND} \\
>        \bottomrule
>      \end{tabular}
> --
> 2.19.0

As discussed on IRC, I'd suggest to postpone this until we have a
clearer idea how (and if) we will introduce install dependencies.

Ulrich