[Scons-users] Reducing toposort time for Java builds

[Dirk Bächle]

Hi Greg,

On 12.07.2012 21:16, Greg Ward wrote:

> ....

>> So far so good, although I haven't actually done the BuildInfo

>> subclass yet, because I don't understand how it connects to .sconsign.

>> I mean, I can see from the docstrings that there is some connection

>> between BuildInfo and .sconsign, but how it works is a mystery.

>>

>> Obviously File makes it work somehow, but there is a lot of code in

>> File, and it's totally unclear to me which of that code is necessary

>> to make this build's signatures wind up in .sconsign.

>>

>> Any tips on where the magic lies? What do I have to do in my Node

>> subclass to make sure signatures from its NodeInfo object get saved in

>> .sconsign?


I started to write down the results of my own investigations for the 
signature subsystem in SCons. Please find it attached and see if it 
helps you in any way. It's neither complete , nor pretty ;).

Best regards,

Dirk

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