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sh: Test that the read builtin passes through all byte values

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except NUL, newline and backslash.

This also passes on stable/8.
This commit is contained in:
Jilles Tjoelker 2011-02-18 20:51:13 +00:00
parent 06d23883e7
commit e8d17ee524
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=218821
1 changed files with 32 additions and 0 deletions
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32
tools/regression/bin/sh/builtins/read5.0 Normal file
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@ -0,0 +1,32 @@
# $FreeBSD$
unset LC_ALL
LC_CTYPE=en_US.ISO8859-1
export LC_CTYPE
# Note: the first and last characters are not whitespace.
# Exclude backslash and newline.
bad1=`printf %03o \'\\\\`
bad2=`printf %03o \''
'`
e=
for i in 0 1 2 3; do
for j in 0 1 2 3 4 5 6 7; do
for k in 0 1 2 3 4 5 6 7; do
case $i$j$k in
000|$bad1|$bad2) continue ;;
esac
e="$e\\$i$j$k"
done
done
done
e=`printf "$e"`
[ "${#e}" = 253 ] || echo length bad
r1=`printf '%s\n' "$e" | { read -r x; printf '%s' "$x"; }`
[ "$r1" = "$e" ] || echo "read with -r bad"
r2=`printf '%s\n' "$e" | { read x; printf '%s' "$x"; }`
[ "$r2" = "$e" ] || echo "read without -r bad 1"
IFS=
r3=`printf '%s\n' "$e" | { read x; printf '%s' "$x"; }`
[ "$r3" = "$e" ] || echo "read without -r bad 2"