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emacs: make melpaBuild accept recipe content as a string (#334955)

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Lin Jian 2024-08-28 16:35:58 +08:00 committed by GitHub
commit 63bec82989
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1 changed files with 17 additions and 6 deletions
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23
pkgs/applications/editors/emacs/build-support/melpa.nix
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@ -63,11 +63,10 @@ libBuildHelper.extendMkDerivation' genericBuild (finalAttrs:
/*
recipe: Optional MELPA recipe.
Default: a minimally functional recipe
This can be a path of a recipe file, a string of the recipe content or an empty string.
The default value is used if it is an empty string.
*/
, recipe ? (writeText "${finalAttrs.pname}-recipe" ''
(${finalAttrs.ename} :fetcher git :url ""
${lib.optionalString (finalAttrs.files != null) ":files ${finalAttrs.files}"})
'')
, recipe ? ""
, preUnpack ? ""
, postUnpack ? ""
, meta ? {}
@ -98,9 +97,21 @@ libBuildHelper.extendMkDerivation' genericBuild (finalAttrs:
preUnpack = ''
mkdir -p "$NIX_BUILD_TOP/recipes"
if [ -n "$recipe" ]; then
cp "$recipe" "$NIX_BUILD_TOP/recipes/$ename"
recipeFile="$NIX_BUILD_TOP/recipes/$ename"
if [ -r "$recipe" ]; then
ln -s "$recipe" "$recipeFile"
nixInfoLog "link recipe"
elif [ -n "$recipe" ]; then
printf "%s" "$recipe" > "$recipeFile"
nixInfoLog "write recipe"
else
cat > "$recipeFile" <<'EOF'
(${finalAttrs.ename} :fetcher git :url "" ${lib.optionalString (finalAttrs.files != null) ":files ${finalAttrs.files}"})
EOF
nixInfoLog "use default recipe"
fi
nixInfoLog "recipe content:" "$(< $recipeFile)"
unset -v recipeFile
ln -s "$packageBuild" "$NIX_BUILD_TOP/package-build"