The nixpkgs-unstable channel's programs.sqlite was used to identify
packages producing exactly one binary, and these automatically added
to their package definitions wherever possible.
continuation of #109595
pkgconfig was aliased in 2018, however, it remained in
all-packages.nix due to its wide usage. This cleans
up the remaining references to pkgs.pkgsconfig and
moves the entry to aliases.nix.
python3Packages.pkgconfig remained unchanged because
it's the canonical name of the upstream package
on pypi.
Cantata wants to check if perl is available at runtime, but we already patch the
script shebangs, making it unnecessary to be available at runtime --
thus, patch out this check.
After making `ffmpeg` point to the latest `ffmpeg_4`, all packages that
used `ffmpeg` without requiring a specific version now use ffmpeg_3
explicitly so they shouldn't change.
Upstream defaults vlc to off. Its only purpose is as an alternative to
QtMultimedia for "MPD HTTP stream playback" [1]. Similarly, provide a
toggle for qtmultimedia, in case somebody wants to disable HTTP stream
playback.
[1] efa907c8e0/CMakeLists.txt (L51)
I haven't been doing any maintenance for a long time now and not only
do I get notified, it also creates a fake impression that all these
packages had at least one maintainer when in practice they had none.
