mirror of
https://github.com/ivabus/pantry
synced 2024-09-20 08:40:50 +03:00
57 lines
1.2 KiB
Bash
Executable file
57 lines
1.2 KiB
Bash
Executable file
#!/bin/bash
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set -e
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if test -z "$TEA_PREFIX"
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then
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echo 'TEA_PREFIX mysteriously unset' >&2
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exit 1
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fi
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DIR=$(dirname "$0")
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IFS=: read -r -a PATHS <<< "$PATH"
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__which() {
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for dir in "${PATHS[@]}"; do
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if test "$dir" == "$DIR"; then
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: # no fork bombs thanks
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elif [ -L "$dir/$1" ]; then
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# no fork bombs thanks
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foo="$(realpath "$dir/$1")"
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foo="$(basename "$foo")"
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if [ "$foo" != "tea" ]; then
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exe="$dir/$1"
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return 0
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fi
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elif [ -x "$dir/$1" ]; then
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exe="$dir/$1"
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return 0
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fi
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done
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return 1
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}
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# If we can find our specific name, e.g. `lld`,
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# passthrough to that
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# Otherwise, fallback to `ld`
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# NB: this might not have the right invocations, sometimes;
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# (invoking `ld` as `lld64.ld`) watch for those potential cases
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if __which $(basename "$0") || __which ld; then
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:
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else
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echo 'ld not found in PATH' >&2
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exit 127
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fi
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# At a minimum, `ld` will complain if you mix the `-r` and `-rpath` flags,
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# so if any argument to this script is `-r`, we just pass through without
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# additions.
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for word in "$@"; do
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if test "$word" = "-r"; then
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exec "$exe" "$@"
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fi
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done
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exec "$exe" "$@" -rpath "$TEA_PREFIX"
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