Your message dated Fri, 16 Dec 2022 18:51:02 +0100 with message-id <[email protected]> and subject line Re: Bug#570757: dash: cannot parse multiline parameter expansion has caused the Debian Bug report #570757, regarding dash: cannot parse multiline parameter expansion to be marked as done.
This means that you claim that the problem has been dealt with. If this is not the case it is now your responsibility to reopen the Bug report if necessary, and/or fix the problem forthwith. (NB: If you are a system administrator and have no idea what this message is talking about, this may indicate a serious mail system misconfiguration somewhere. Please contact [email protected] immediately.) -- 570757: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=570757 Debian Bug Tracking System Contact [email protected] with problems
--- Begin Message ---Package: dash Version: 0.5.4-12 Severity: normal flit:~% cat x1.sh echo ${x:- yyy zzz } flit:~% bash < x1.sh yyy zzz flit:~% dash < x1.sh dash: Syntax error: Missing '}' See http://www.opengroup.org/onlinepubs/009695399/utilities/xcu_chap02.html section 2.6.2 Parameter Expansion: The format for parameter expansion is as follows: ${expression} where expression consists of all characters until the matching '}'. -- System Information: Debian Release: 5.0.4 APT prefers stable APT policy: (500, 'stable') Architecture: i386 (i686) Kernel: Linux 2.6.26-2-686 (SMP w/2 CPU cores) Locale: LANG=C, LC_CTYPE=ru_RU.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/bash Versions of packages dash depends on: ii libc6 2.7-18lenny2 GNU C Library: Shared libraries dash recommends no packages. dash suggests no packages. -- debconf information excluded
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--- Begin Message ---Package: dash Version: 5.10.2-1 $ cat > x1.sh echo ${x:- yyy zzz } $ git bisect start $ git bisect bad $ git bisect good v0.5.4 Bisecting: 180 revisions left to test after this (roughly 8 steps) [da30b4b787695fbf77e5d941ff350a66ca572bcb] [BUILTIN] Exit without arguments in a trap should use status outside traps $ git bisect run sh -c 'make -j25 CC=gcc || exit 125; ! src/dash x1.sh' # ... dad1cb18b60ecce925f4ed234553a43fa6c81447 is the first bad commit commit dad1cb18b60ecce925f4ed234553a43fa6c81447 Author: Herbert Xu <[email protected]> Date: Thu Mar 22 21:41:24 2018 +0800 parser: Allow newlines within parameter substitution On Fri, Mar 16, 2018 at 11:27:22AM +0800, Herbert Xu wrote: > On Thu, Mar 15, 2018 at 10:49:15PM +0100, Harald van Dijk wrote: > > > > Okay, it can be trivially modified to something that does work in other > > shells (even if it were actually executed), but gets rejected at parse time > > by dash: > > > > if false; then > > : ${$+ > > } > > fi > > That's just a bug in dash's parser with ${} in general, because > it bombs out without the if clause too: > > : ${$+ > } This patch fixes the parsing of newlines with parameter substitution. Signed-off-by: Herbert Xu <[email protected]> src/parser.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) bisect run success The first tag that contains this commit is v0.5.10 and via snapshot.d.o I can confirm that the last bad debian version is 0.5.10.2-1 and the first good one is 5.10.2-1. наб
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