[Scons-users] Correct way to expand path variables

[Henry Gomersall]

On 14/10/13 18:03, Dirk Bächle wrote:

> On 14.10.2013 18:10, Henry Gomersall wrote:

>> On 14/10/13 15:35, Gary Oberbrunner wrote:

>>> Hi Henry; use env.subst(str, target, source).  You may also need to 

>>> call env.str2nodes.

>>

>> That doesn't seem to do as expected, though I'm not quite sure 

>> whether I'm missing something:

>>

>> In src/SConscript:

>> env.AppendUnique(JINJA_TEMPLATE_SEARCHPATH=['#foo', 'bar'])

>>

>> in the scanner function:

>> print env.subst(env['JINJA_TEMPLATE_SEARCHPATH'])

>>

>

> please try

>

>   print env.subst('$JINJA_TEMPLATE_SEARCHPATH')

>

> instead. Additionally, you might want to have a short look at "7.2.3. 

> Expanding Values From a Construction Environment: the subst Method" in 

> the UserGuide...


Apologies for the slowness on this, I've been rather busy on other things.

It makes more sense now. I assumed that it was automatically in the same 
way that CPPPATH is. Is there a way to do more automated handling so not 
requiring the user to instantiate the nodes explicitly?

Cheers,

Henry