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#!/usr/bin/env nix-shell
#! nix-shell -i bash -p curl nix coreutils
set -euxo pipefail
# This script piggybacks on the automatic code generation done by the nix-community emacs overlay
# You can use this to avoid running lengthy code generation jobs locally
export NIXPKGS_ALLOW_BROKEN=1
download_change() {
local FILE_LOCATION="$1"
local BASEURL="https://raw.githubusercontent.com/nix-community/emacs-overlay/master/repos"
curl -s -O "${BASEURL}/${FILE_LOCATION}"
}
commit_change() {
local MESSAGE="$1"
local FILENAME="$2"
git diff --exit-code "${FILENAME}" > /dev/null || \
git commit -m "${MESSAGE}: updated $(date --iso) (from overlay)" -- "${FILENAME}"
}
download_change "elpa/elpa-generated.nix"
nix-instantiate ../../../../../ -A emacs.pkgs.elpaPackages --show-trace
commit_change "elpa-packages" "elpa-generated.nix"
download_change "melpa/recipes-archive-melpa.json"
nix-instantiate --show-trace ../../../../../ -A emacs.pkgs.melpaStablePackages
nix-instantiate --show-trace ../../../../../ -A emacs.pkgs.melpaPackages
commit_change "melpa-packages" "recipes-archive-melpa.json"
download_change "nongnu/nongnu-generated.nix"
nix-instantiate --show-trace ../../../../../ -A emacs.pkgs.nongnuPackages
commit_change "nongnu-packages" "nongnu-generated.nix"
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