* [9front] rc oddity with quote and backslash
@ 2021-03-30 15:41 Xiao-Yong Jin
2021-03-30 15:55 ` Mark van Atten
2021-03-30 16:48 ` ori
0 siblings, 2 replies; 3+ messages in thread
From: Xiao-Yong Jin @ 2021-03-30 15:41 UTC (permalink / raw)
To: 9front
; xs=(a\
b\
c\
)
; echo $#xs
3
; xs=('a'\
rc: #d/0: syntax error
; xs=('a' \
'b' \
'c' \
)
; echo $#xs
3
The sequence of quote-backslash-newline somehow is not interpreted as quote-blank, but a syntax error. I don't think it's documented anywhere.
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [9front] rc oddity with quote and backslash 2021-03-30 15:41 [9front] rc oddity with quote and backslash Xiao-Yong Jin @ 2021-03-30 15:55 ` Mark van Atten 2021-03-30 16:48 ` ori 1 sibling, 0 replies; 3+ messages in thread From: Mark van Atten @ 2021-03-30 15:55 UTC (permalink / raw) To: 9front; +Cc: Fans of the OS Plan 9 from Bell Labs On Tue, 30 Mar 2021 at 17:52, Xiao-Yong Jin <meta.jxy@gmail.com> wrote: > > ; xs=(a\ > b\ > c\ > ) > ; echo $#xs > 3 > ; xs=('a'\ > rc: #d/0: syntax error > ; xs=('a' \ > 'b' \ > 'c' \ > ) > ; echo $#xs > 3 > > The sequence of quote-backslash-newline somehow is not interpreted as quote-blank, but a syntax error. I don't think it's documented anywhere. > Same result on p9p. Mark. ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [9front] rc oddity with quote and backslash 2021-03-30 15:41 [9front] rc oddity with quote and backslash Xiao-Yong Jin 2021-03-30 15:55 ` Mark van Atten @ 2021-03-30 16:48 ` ori 1 sibling, 0 replies; 3+ messages in thread From: ori @ 2021-03-30 16:48 UTC (permalink / raw) To: 9front Quoth Xiao-Yong Jin <meta.jxy@gmail.com>: > > The sequence of quote-backslash-newline somehow is not interpreted as quote-blank, but a syntax error. I don't think it's documented anywhere. > It's definitely surprising -- but it's not a syntax error. The '\' is part of the quoted token. % echo 'a'\ a\ % echo ''\ \ % echo abc\def abc\def ^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-03-30 17:54 UTC | newest] Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2021-03-30 15:41 [9front] rc oddity with quote and backslash Xiao-Yong Jin 2021-03-30 15:55 ` Mark van Atten 2021-03-30 16:48 ` ori
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