[Scons-users] dependency tracking across sub directories

[Ram Bhamidipaty]

On Sun, Oct 21, 2012 at 6:59 PM, William Deegan
<bill at baddogconsulting.com> wrote:

> Ram,

>

> On Oct 21, 2012, at 4:49 PM, Ram Bhamidipaty <rambham at gmail.com> wrote:

>

>> I have a source setup like this:

>>

>> <root>

>> <root>SConstruct

>>

>> <root>/lib1/lib1.c

>>

>> <root>/bin1/bin1.c

>>

>> The binary  bin1 depends on the library lib1.

>>

>> What is a good way to track this? I currently have SConscript files in

>> each sub directory. The problem I am running into is that the

>> SConscript file in the bin directory needs to depend on the library

>> Node object. But how I get that object into the SConscript file.

>>

>> I suppose I could have the lib1/SConstript file return an object and

>> then that could be passed to the bin1/SConscript - but that seems

>> wrong - then the SConscript files themselves will have dependencies

>> (need to do lib/SConscript before bin/SConscript). Seems messy.

>>

>> Is it better to have everything in the one SConscruct file?

>

> Assuming you set the directory that your library is built into in your env['LIBPATH'] list, then you should just be able to specify the library(ies) in the LIBS in your program statement.

>

> Hmm. I was just looking at the documents and we don't have a good example in them.

>

>

> so if you build your library into libdir then in your bin1 dir's SConscript

> env.Program('bin',['bin1.c'],LIBDIR=['../libdir'],LIBS=['lib1'])

>



Thank you. I did later find this in the user guide. It would be
helpful if it were in the man page as well.

-Ram