b993e449f8
There may be some odd situation where a shell returns 0 despite not executing the script correctly; now 0 is an error condition.
63 lines
1.4 KiB
Text
63 lines
1.4 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 /usr/xpg4/bin/sh ash posh mksh ksh ksh88 ksh93 pdksh \
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bash zsh busybox; do
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printf "%-30s" "Testing $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 && ../$1.new/sh shelltest.od >shelltest.tmp 2>&1 )
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RV=$?
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set -e
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msgs=
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crash=
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while read line; do
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#echo "line: '$line'" >&2
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stripw=${line#warning: }
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stripf=${line#failed: }
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crash=$line
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[ "$line" != "$stripw" ] && msgs="$msgs W$stripw"
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[ "$line" != "$stripf" ] && msgs="$msgs F$stripf"
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done <t/shelltest.tmp
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rm -f t/shelltest.tmp
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msgs=${msgs# }
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crash=${crash##*:}
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crash=${crash# }
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case $RV in
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40) echo "ok $msgs"; [ -n "$GOOD" ] || GOOD=$FOUND ;;
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41) echo "failed $msgs" ;;
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42) echo "warnings $msgs"; [ -n "$WARN" ] || WARN=$FOUND ;;
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*) echo "crash $crash" ;;
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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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