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Re: Definition of make-music

From: Charles Winston
Subject: Re: Definition of make-music
Date: Tue, 30 May 2017 14:43:34 -0400

> On May 30, 2017, at 2:41 PM, Carl Sorensen <address@hidden> wrote:
> On 5/30/17 12:18 PM, "lilypond-devel on behalf of Charles Winston"
> <address@hidden on behalf of
> address@hidden> wrote:
>> Could someone tell me where the make-music function is defined? I¹m
>> trying to understand the internals, and since make-music is used so
>> frequently to create music expressions I want to concretely understand
>> what it does. Also, any helpful explanation of what the function does
>> would be great, too.
> I believe that you can find the definition of make-music in the file
> scm/define-music-types.scm, line 778  The docstring tells what it does.
> I found this file by using git grep.  By the name, I knew it couldn't be
> C++ code, because C++ functions can't have a - character in them.  So I
> did 
> $cd scm/
> $git grep make-music
> then searched through the output until I found one entry with "define" in
> it.  I guess I could have made it easier by instead doing
> $cd scm/
> $git grep make-music | grep define

Yes, the “grep define” part is what I needed to make it clearer. I used git 
grep but couldn’t seem to find any entry with “define” after searching for a 
while. Thanks!

> I'm telling you this because git grep is your friend; you will want to
> learn to use this tool well when trying to work your way through the
> LilyPond source code.
> HTH,
> Carl

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