33 lines
1,014 B
Bash
Executable file
33 lines
1,014 B
Bash
Executable file
#!/bin/sh
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# Modern Linux and macOS systems commonly only have a thing called `python3` and
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# not `python`, while Windows commonly does not have `python3`, so we cannot
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# directly use python in the x.py shebang and have it consistently work. Instead we
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# have a shell script to look for a python to run x.py.
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set -eu
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realpath() {
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if [ -d "$1" ]; then
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CDPATH='' command cd "$1" && pwd -P
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else
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echo "$(realpath "$(dirname "$1")")/$(basename "$1")"
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fi
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}
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xpy=$(dirname "$(realpath "$0")")/x.py
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# On Windows, `py -3` sometimes works. We need to try it first because `python3`
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# sometimes tries to launch the app store on Windows.
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for SEARCH_PYTHON in py python3 python python2; do
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if python=$(command -v $SEARCH_PYTHON) && [ -x "$python" ]; then
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if [ $SEARCH_PYTHON = py ]; then
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extra_arg="-3"
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else
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extra_arg=""
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fi
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exec "$python" $extra_arg "$xpy" "$@"
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fi
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done
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echo "$0: error: did not find python installed" >&2
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exit 1
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