46 lines
1 KiB
Text
46 lines
1 KiB
Text
exec >&2
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redo-ifchange t/shelltest.od
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rm -rf $1.new $1/sh
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mkdir $1.new
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GOOD=
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WARN=
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for sh in dash sh ash ksh ksh88 ksh93 pdksh bash zsh busybox; do
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printf "Testing %s... " "$sh"
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FOUND=`which $sh 2>/dev/null` || { echo "missing"; continue; }
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# It's important for the file to actually be named 'sh'. Some
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# shells (like bash and zsh) only go into POSIX-compatible mode if
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# they have that name. If they're not in POSIX-compatible mode,
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# they'll fail the test.
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rm -f $1.new/sh
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ln -s $FOUND $1.new/sh
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set +e
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( cd t && ../$1.new/sh shelltest.od >/dev/null 2>&1 )
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RV=$?
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set -e
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case $RV in
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0) echo "good"; [ -n "$GOOD" ] || GOOD=$FOUND ;;
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42) echo "warnings"; [ -n "$WARN" ] || WARN=$FOUND ;;
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*) echo "failed" ;;
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esac
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done
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rm -rf $1 $1.new $3
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if [ -n "$GOOD" ]; then
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echo "Selected perfect shell: $GOOD"
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mkdir $3
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ln -s $GOOD $3/sh
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elif [ -n "$WARN" ]; then
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echo "Selected mostly good shell: $WARN"
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mkdir $3
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ln -s $WARN $3/sh
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else
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echo "No good shells found! Maybe install dash, bash, or zsh."
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exit 1
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fi
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