[PATCH 1/3] test: add functions to count how much times notmuch was called

[Jameson Graef Rollins]

On Tue, 29 Nov 2011 01:26:39 +0400, Dmitry Kurochkin <dmitry.kurochkin at gmail.com> wrote:
> > echo \$((count + 1)) > "$notmuch_counter_state_path"
> 
> I do not think this is really an optimization.  And I find expr more
> clear than using $(()).  I always have troubles remembering "random
> special char syntax" (yeah, not a Perl fan :)), prefer human friendly
> words.

This allows the shell to do the math itself, without calling a
subprocess.  I agree with Tomi that $(()) is a little cleaner.

jamie.
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