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POSIX requires this and it is simpler than the previous code that remembered command locations when appending directories to PATH. In particular, PATH=$PATH is no longer a no-op but discards all cached command locations.
12 lines
190 B
Text
12 lines
190 B
Text
# $FreeBSD$
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T=`mktemp -d "${TMPDIR:-/tmp}/sh-test.XXXXXXXX"` || exit
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trap 'rm -rf "${T}"' 0
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PATH=$T:$PATH
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ls -ld . >/dev/null
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cat <<EOF >"$T/ls"
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:
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EOF
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chmod 755 "$T/ls"
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PATH=$PATH
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ls -ld .
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