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ash: fix $IFS handling in read. closes bug 235

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This commit is contained in:
Denis Vlasenko
2009-03-31 19:18:17 +00:00
parent 7566bae197
commit 46aeab9a34
3 changed files with 37 additions and 12 deletions
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7
shell/ash_test/ash-read/read_ifs.right Normal file
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.a. .b. .c.
.a. .b. .c.
.a. .. .b,c.
.a. .. .b,c.
.a. .. .c.
.a. .. .c. .d.
.a. .. .b,c,d , ,.

7
shell/ash_test/ash-read/read_ifs.tests Executable file
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printf 'a\t\tb\tc\n' | ( IFS=$(printf "\t") read a b c; echo ".$a. .$b. .$c." )
printf 'a\t\tb\tc\n' | ( IFS=$(printf " \t") read a b c; echo ".$a. .$b. .$c." )
printf 'a,,b,c\n' | ( IFS="," read a b c; echo ".$a. .$b. .$c." )
printf 'a,,b,c\n' | ( IFS=" ," read a b c; echo ".$a. .$b. .$c." )
printf 'a ,, c\n' | ( IFS=" ," read a b c; echo ".$a. .$b. .$c." )
printf 'a ,, c d\n' | ( IFS=" ," read a b c d; echo ".$a. .$b. .$c. .$d." )
printf ' a,,b,c,d , ,\n' | ( IFS=" ," read a b c; echo ".$a. .$b. .$c." )