Re: Is there an equivalent of #define ... #ifndef ... #endif in lilypond?

[Michael Hendry]

Shevek wrote:
> 
> Have you thought about how to use tags for this?
> 
> Saul
> 
> On Friday, February 17, 2012 03:30:51 PM Michael Hendry wrote:
>> Obviously, I can comment out the sections I don't want during data entry
>> work, and remove the comments once the work is complete, but it would be
>> handy to be able to use a C-like construct like this:
>> 
>> 
>> #DEFINE NotYet
>> ...
>> #IFNDEF NotYet
>> \book {
>>      \bookOutputName "Chez Fernand (alto)"
>>      \new Score
>> <<
>>      \transpose f' d {\TheChords}
>>      \new Staff
>>      \repeat unfold 13 {
>>      s1 \noBreak s1 \noBreak s1 \noBreak s1 \break }
>>      \transpose f' d {\TheHead}
>> 
>>      \header {piece = "Alto Sax"}
>> }
>> #ENDIF
>> 
>> to suppress unwanted output for the Alto sax part (and those for the
>> other
>> transposing instruments), and comment out the #DEFINE NotYet when I'm
>> happy
>> with the data entry.
> 
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> 

Thanks, Saul.

As I said earlier, I'd had a look at tags, but didn't think I could make a
tag do the job. I'll have another look!

Michael

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