forked from mirrors/nixpkgs
35 lines
1.1 KiB
Bash
35 lines
1.1 KiB
Bash
addToEmacsLoadPath() {
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local lispDir="$1"
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if [[ -d $lispDir && ${EMACSLOADPATH-} != *"$lispDir":* ]] ; then
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# It turns out, that the trailing : is actually required
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# see https://www.gnu.org/software/emacs/manual/html_node/elisp/Library-Search.html
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export EMACSLOADPATH="$lispDir:${EMACSLOADPATH-}"
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fi
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}
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addToEmacsNativeLoadPath() {
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local nativeDir="$1"
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if [[ -d $nativeDir && ${EMACSNATIVELOADPATH-} != *"$nativeDir":* ]]; then
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export EMACSNATIVELOADPATH="$nativeDir:${EMACSNATIVELOADPATH-}"
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fi
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}
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addEmacsVars () {
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addToEmacsLoadPath "$1/share/emacs/site-lisp"
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if [ -n "${addEmacsNativeLoadPath:-}" ]; then
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addToEmacsNativeLoadPath "$1/share/emacs/native-lisp"
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fi
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# Add sub paths to the Emacs load path if it is a directory
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# containing .el files. This is necessary to build some packages,
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# e.g., using trivialBuild.
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for lispDir in \
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"$1/share/emacs/site-lisp/"* \
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"$1/share/emacs/site-lisp/elpa/"*; do
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if [[ -d $lispDir && "$(echo "$lispDir"/*.el)" ]] ; then
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addToEmacsLoadPath "$lispDir"
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fi
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done
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}
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