113 lines
2.6 KiB
Nix
113 lines
2.6 KiB
Nix
# generic builder for Emacs packages
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{
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lib,
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stdenv,
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emacs,
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texinfo,
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writeText,
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gcc,
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...
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}:
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let
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inherit (lib) optionalAttrs getLib;
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handledArgs = [
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"buildInputs"
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"packageRequires"
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"meta"
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];
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setupHook = writeText "setup-hook.sh" ''
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source ${./emacs-funcs.sh}
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if [[ ! -v emacsHookDone ]]; then
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emacsHookDone=1
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# If this is for a wrapper derivation, emacs and the dependencies are all
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# run-time dependencies. If this is for precompiling packages into bytecode,
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# emacs is a compile-time dependency of the package.
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addEnvHooks "$hostOffset" addEmacsVars
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addEnvHooks "$targetOffset" addEmacsVars
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fi
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'';
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in
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{
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pname,
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version,
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buildInputs ? [ ],
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packageRequires ? [ ],
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meta ? { },
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...
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}@args:
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stdenv.mkDerivation (
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finalAttrs:
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(
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{
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name = "emacs-${pname}-${finalAttrs.version}";
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unpackCmd = ''
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case "$curSrc" in
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*.el)
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# keep original source filename without the hash
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local filename=$(basename "$curSrc")
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filename="''${filename:33}"
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cp $curSrc $filename
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chmod +w $filename
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sourceRoot="."
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;;
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*)
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_defaultUnpack "$curSrc"
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;;
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esac
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'';
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buildInputs = [
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emacs
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texinfo
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] ++ packageRequires ++ buildInputs;
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propagatedBuildInputs = packageRequires;
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propagatedUserEnvPkgs = packageRequires;
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inherit setupHook;
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doCheck = false;
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meta =
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{
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broken = false;
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platforms = emacs.meta.platforms;
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}
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// optionalAttrs ((args.src.meta.homepage or "") != "") { homepage = args.src.meta.homepage; }
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// meta;
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}
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// optionalAttrs (emacs.withNativeCompilation or false) {
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LIBRARY_PATH = "${getLib stdenv.cc.libc}/lib";
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nativeBuildInputs = [ gcc ];
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addEmacsNativeLoadPath = true;
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postInstall = ''
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# Besides adding the output directory to the native load path, make sure
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# the current package's elisp files are in the load path, otherwise
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# (require 'file-b) from file-a.el in the same package will fail.
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mkdir -p $out/share/emacs/native-lisp
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source ${./emacs-funcs.sh}
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addEmacsVars "$out"
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find $out/share/emacs -type f -name '*.el' -print0 \
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| xargs -0 -I {} -n 1 -P $NIX_BUILD_CORES sh -c \
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"emacs --batch --eval '(setq large-file-warning-threshold nil)' -f batch-native-compile {} || true"
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'';
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}
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// removeAttrs args handledArgs
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)
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)
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