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hush: do not drop backslash from eval 'echo ok\'

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newer bash does not drop it, most other shells too

function                                             old     new   delta
unbackslash                                           39      57     +18
parse_stream                                        2753    2751      -2
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(add/remove: 0/0 grow/shrink: 1/1 up/down: 18/-2)              Total: 16 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2018-04-11 01:15:33 +02:00
parent 3632cb15f1
commit 89e9d5534d
6 changed files with 22 additions and 8 deletions
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2
shell/ash.c
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@ -203,7 +203,7 @@
* TODO:
* singleword+noglob expansion:
* v='a b'; [[ $v = 'a b' ]]; echo 0:$?
* [[ /bin/* ]]; echo 0:$?
* [[ /bin/n* ]]; echo 0:$?
* -a/-o are not AND/OR ops! (they are just strings)
* quoting needs to be considered (-f is an operator, "-f" and ""-f are not; etc)
* = is glob match operator, not equality operator: STR = GLOB