Re: _AC_CACHE_DUMP simplified

[Eric Blake]

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According to Ralf Wildenhues on 3/21/2006 11:16 PM:
> * Stepan Kasal wrote on Wed, Mar 22, 2006 at 12:26:16AM CET:
>> There is a second patch which documents the ^ issue.
> 
> This is already in the docs:
> |  On some Posix-like platforms, `!' and `^' are special too, so they
> |  should be avoided.

No, that warning is related to portable filename characters, not to
command lines containing an unquoted history character or unquoted
alternate pipe character.

> 
>> address@hidden ^
>> address@hidden ^ quoting
>> +Always quote @samp{^}.  For example @command{/bin/sh} on Solaris 10
>> +chokes on @samp{echo ^a}.
>> +
> 
> I don't think it chokes.  It simply allows ^ as replacement for the
> pipe.  (No, I did not remember this the last time I posted in this
> thread, sorry; but Sven Mascheck's pages note this IIRC).

Then maybe adding an example to this section, such as 'echo ^echo foo'
outputting just "foo" instead of "^echo foo" on Solaris, will demonstrate
the situation better.

- --
Life is short - so eat dessert first!

Eric Blake             address@hidden
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