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makeWrapper: Add --prefix-each flag (#145104)

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This is for symmetry with `--suffix-each`, and also because
(in my limited experience), `--prefix-each` is more useful since it
ensures that the new entries superseded the existing `PATH` entries
This commit is contained in:
Gabriella Gonzalez 2021-12-27 22:15:06 -08:00 committed by GitHub
parent bf27c67927
commit 07f1f2ca9c
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1 changed files with 9 additions and 0 deletions
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9
pkgs/build-support/setup-hooks/make-wrapper.sh
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@ -23,6 +23,7 @@ assertExecutable() {
# --prefix ENV SEP VAL : suffix/prefix ENV with VAL, separated by SEP
# --suffix
# --prefix-each ENV SEP VALS : like --prefix, but VALS is a list
# --suffix-each ENV SEP VALS : like --suffix, but VALS is a list
# --prefix-contents ENV SEP FILES : like --suffix-each, but contents of FILES
# are read first and used as VALS
@ -73,6 +74,14 @@ makeWrapper() {
echo "export $varName=${value@Q}\${$varName:+${separator@Q}}\$$varName" >> "$wrapper"
fi
fi
elif [[ "$p" == "--prefix-each" ]]; then
varName="${params[$((n + 1))]}"
separator="${params[$((n + 2))]}"
values="${params[$((n + 3))]}"
n=$((n + 3))
for value in $values; do
echo "export $varName=${value@Q}\${$varName:+${separator@Q}}\$$varName" >> "$wrapper"
done
elif [[ "$p" == "--suffix-each" ]]; then
varName="${params[$((n + 1))]}"
separator="${params[$((n + 2))]}"