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17 lines
583 B
Text
17 lines
583 B
Text
# This tests a quality of implementation issue.
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# Shells are not required to reject executing binary files as shell scripts
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# but executing, for example, ELF files for a different architecture as
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# shell scripts may have annoying side effects.
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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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printf '\0' >"$T/testshellproc"
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chmod 755 "$T/testshellproc"
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if [ ! -s "$T/testshellproc" ]; then
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printf "printf did not write a NUL character\n" >&2
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exit 2
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fi
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PATH=$T:$PATH
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errout=`testshellproc 3>&2 2>&1 >&3 3>&-`
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r=$?
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[ "$r" = 126 ] && [ -n "$errout" ]
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