[PATCH v2] Rely on the shell's built-in 'pwd' command.

[Ludovic Courtès]

Joseph Myers <joseph@codesourcery.com> skribis:

> On Fri, 20 Nov 2015, Ludovic Courtès wrote:
>
>> Joseph Myers <joseph@codesourcery.com> skribis:
>> 
>> > On Thu, 19 Nov 2015, Ludovic Courtès wrote:
>> >
>> >> AFAIK insisting on /bin/pwd is unnecessary nowadays.  Autoconf-generated
>> >> scripts have been using the shell’s built-in ‘pwd’ for a long time.
>> >
>> > The point of at least some of these uses of pwd is to get the physical 
>> > directory with symlinks resolved, not the shell's notion of the directory 
>> > that may involve symlinks.  It would need to be pwd -P, if that's 
>> > sufficiently portable.
>> 
>> It’s not clear to which of these uses want the canonical directory
>> name.  Which ones did you have in mind?
>
> I think all of those uses need the canonical name.

How about this variant?

Thanks,
Ludo’.

ChangeLog:

2015-11-21  Ludovic Courtès  <ludo@gnu.org>

	* configure.ac: Use 'pwd -P' instead of '/bin/pwd'.
	* configure: Regenerate.
	* io/ftwtest-sh: Use 'pwd -P' instead of '/bin/pwd'.
	* scripts/rellns-sh: Likewise.  Remove 'pwd' variable.

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