Hi Tomi.

On Mon, 28 Nov 2011 22:42:50 +0200, Tomi Ollila <tomi.ollila at iki.fi> wrote:
> On Mon, 28 Nov 2011 07:28:13 +0400, Dmitry Kurochkin <dmitry.kurochkin at 
> gmail.com> wrote:
> 
> [...]
> > +
> > +    These allow to count how many times notmuch binary is called.
> > +    notmuch_counter_reset() function generates a script that counts
> > +    how many times it is called and resets the counter to zero.  The
> > +    function sets $notmuch_counter_command variable to the path to the
> > +    generated script that should be called instead of notmuch to do
> > +    the counting.  The notmuch_counter_value() function prints the
> > +    current counter value.
> > diff --git a/test/test-lib.sh b/test/test-lib.sh
> > index 076f929..880bed9 100644
> > --- a/test/test-lib.sh
> > +++ b/test/test-lib.sh
> > @@ -868,6 +868,38 @@ test_emacs () {
> >     emacsclient --socket-name="$EMACS_SERVER" --eval "(progn $@)"
> >  }
> >  
> > +# Creates a script that counts how much time it is executed and calls
> > +# notmuch.  $notmuch_counter_command is set to the path to the
> > +# generated script.  Use notmuch_counter_value() function to get the
> > +# current counter value.
> > +notmuch_counter_reset () {
> > +   notmuch_counter_command="$TMP_DIRECTORY/notmuch_counter"
> > +   if [ ! -x "$notmuch_counter_command" ]; then
> > +           
> > notmuch_counter_state_path="$TMP_DIRECTORY/notmuch_counter.state"
> > +           cat >"$notmuch_counter_command" <<EOF || return
> > +#!/bin/sh
> > +
> > +count=\$(cat "$notmuch_counter_state_path")
> > +echo -n \$(expr \$count + 1) > "$notmuch_counter_state_path"
> > +
> > +exec notmuch "\$@"
> > +EOF
> > +           chmod +x "$notmuch_counter_command" || return
> > +   fi
> > +
> > +   echo -n 0 > "$notmuch_counter_state_path"
> > +}
> > +
> > +# Returns the current notmuch counter value.
> > +notmuch_counter_value () {
> > +   if [ -r "$notmuch_counter_state_path" ]; then
> > +           count=$(cat "$notmuch_counter_state_path")
> > +   else
> > +           count=0
> > +   fi
> > +   echo -n $count
> > +}
> > +
> 
> Good work! It would be nice if the state file contained newline after
> count number.

I wonder why it is actually nice :)  I do not have strong preference
here.  So a newline is added in v3.  Also a newline is added to
notmuch_counter_value() output for consistency.

> Also some optimizations could be done:
> 

(Would be nice if you send a diff, or a human-friendly description of
the changes.)

>               cat >"$notmuch_counter_command" <<EOF || return
> #!/bin/sh
> 
> read count < "$notmuch_counter_state_path"

Nice.  Fixed in the new patch version.

> 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.

> exec notmuch "\$@"
> EOF
>               chmod +x "$notmuch_counter_command" || return
>       fi
> 
>       echo 0 > "$notmuch_counter_state_path"
> }
> 
> # Returns the current notmuch counter value.
> notmuch_counter_value () {
>       if [ -r "$notmuch_counter_state_path" ]; then
>               read count < "$notmuch_counter_state_path"

Also changes in v3.

Regards,
  Dmitry

>       else
>               count=0
>       fi
>       echo -n $count
> }
> 
> 
> Tomi

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