Re: $() parsing still broken

[Chet Ramey]

Christian Weisgerber wrote:
> Chet Ramey:
> 
>> Christian Weisgerber wrote:
>>> Even in the latest bash, 4.0.33, $() parsing is still broken:
>>>
>>> $ bash -c 'echo $(echo \|)'
>>> bash: -c: line 0: unexpected EOF while looking for matching `)'
>>> bash: -c: line 1: syntax error: unexpected end of file
>>>
>>> And yes, this is bash built with GNU bison, not Berkeley yacc.
>> The rest of the information from bashbug would help, since I can't
>> reproduce it:
> 
> --------------->
> Machine: amd64
> OS: freebsd7.2
> Compiler: cc
> Compilation CFLAGS:  -DPROGRAM='bash' -DCONF_HOSTTYPE='amd64' 
> -DCONF_OSTYPE='fre
> ebsd7.2' -DCONF_MACHTYPE='amd64-portbld-freebsd7.2' -DCONF_VENDOR='portbld' 
> -DLO
> CALEDIR='/usr/local/share/locale' -DPACKAGE='bash' -DSHELL  -DHAVE_CONFIG_H   
> -I
> .  -I. -I./include -I./lib  -I/usr/local/include -O2 -fno-strict-aliasing 
> -pipe
> uname output: FreeBSD lorvorc.mips.inka.de 7.2-STABLE FreeBSD 7.2-STABLE #0: 
> Sun
>  Sep 13 14:00:52 CEST 2009     
> naddy@lorvorc.mips.inka.de:/usr/obj/usr/src/sys/G
> ENERIC  amd64
> Machine Type: amd64-portbld-freebsd7.2
> 
> Bash Version: 4.0
> Patch Level: 33
> Release Status: release
> <---------------

I suppose the only real variable is the revision of bison:

$ bison --version
bison (GNU Bison) 1.875
Written by Robert Corbett and Richard Stallman.

Copyright (C) 2002 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
nike.ins.cwru.edu(2)$ ./bash --version
GNU bash, version 4.0.33(2)-release (i386-unknown-freebsd7.0)
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>

This is free software; you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
nike.ins.cwru.edu(2)$ uname -a
FreeBSD nike.ins.cwru.edu 7.0-STABLE FreeBSD 7.0-STABLE #0: Thu Mar 27
11:28:49 EST 2008     root@:/usr/obj/usr/src/sys/GENERIC  i386
nike.ins.cwru.edu(2)$ ./bash -c 'echo $(echo \|)'
|

Chet
-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/