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https://github.com/NixOS/nixpkgs.git
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9140d4b06f
I think this is due an update. I've chosen to update to the latest version that has been merged into Melpa. Unfortunately we now need to hack around it trying to run VCS commands. My Emacs configuration with thirty-something leaf packages seems fine after the rebuild.
98 lines
2 KiB
Nix
98 lines
2 KiB
Nix
# builder for Emacs packages built for packages.el
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# using MELPA package-build.el
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{ lib, stdenv, fetchFromGitHub, emacs, texinfo, writeText }:
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with lib;
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{ /*
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pname: Nix package name without special symbols and without version or
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"emacs-" prefix.
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*/
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pname
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/*
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ename: Original Emacs package name, possibly containing special symbols.
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*/
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, ename ? null
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, version
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, recipe
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, meta ? {}
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, ...
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}@args:
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let
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defaultMeta = {
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homepage = args.src.meta.homepage or "https://melpa.org/#/${pname}";
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};
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in
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import ./generic.nix { inherit lib stdenv emacs texinfo writeText; } ({
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ename =
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if ename == null
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then pname
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else ename;
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packageBuild = fetchFromGitHub {
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owner = "melpa";
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repo = "package-build";
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rev = "047801d301a73d4932f33f768d94a8ed26b8d524";
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sha256 = "0ygzkpg7xc3mjjbxg1kcyz6fwbkb0prvca499f0ffmhfaiv28h59";
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};
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elpa2nix = ./elpa2nix.el;
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melpa2nix = ./melpa2nix.el;
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preUnpack = ''
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mkdir -p "$NIX_BUILD_TOP/recipes"
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if [ -n "$recipe" ]; then
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cp "$recipe" "$NIX_BUILD_TOP/recipes/$ename"
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fi
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ln -s "$packageBuild" "$NIX_BUILD_TOP/package-build"
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mkdir -p "$NIX_BUILD_TOP/packages"
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'';
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postUnpack = ''
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mkdir -p "$NIX_BUILD_TOP/working"
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ln -s "$NIX_BUILD_TOP/$sourceRoot" "$NIX_BUILD_TOP/working/$ename"
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'';
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buildPhase = ''
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runHook preBuild
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cd "$NIX_BUILD_TOP"
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emacs --batch -Q \
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-L "$NIX_BUILD_TOP/package-build" \
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-l "$melpa2nix" \
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-f melpa2nix-build-package \
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$ename $version $commit
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runHook postBuild
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'';
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installPhase = ''
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runHook preInstall
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archive="$NIX_BUILD_TOP/packages/$ename-$version.el"
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if [ ! -f "$archive" ]; then
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archive="$NIX_BUILD_TOP/packages/$ename-$version.tar"
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fi
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emacs --batch -Q \
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-l "$elpa2nix" \
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-f elpa2nix-install-package \
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"$archive" "$out/share/emacs/site-lisp/elpa"
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runHook postInstall
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'';
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meta = defaultMeta // meta;
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}
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// removeAttrs args [ "meta" ])
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