[Scons-dev] Problem with LINKCOMSTR variable substitution

[Bill Deegan]

Kyle,

This should go to the users mailing list.
The dev list is for development of SCons itself and not for the use of
SCons..


On Thu, Nov 1, 2012 at 3:56 PM, Strand, Kyle J <kyle.strand at beckman.com>wrote:


>  I think this is a bug, but I might just be using env.Replace

> incorrectly, so if someone could let me know what they think I'd appreciate

> it. I find that variables in my LINKCOMSTR aren't always be properly

> substituted. For instance, if I define an environment as follows:

>

> env = Environment(LINKCOMSTR = "Linking... ${TARGET.file}",)

> env.Replace(LINKCOMSTR = '${LINKCOM}')

>


Wouldn't:
env.Replace(LINKCOMSTR='$LINKCOM')
work?



>

> ....and then I build targets with that environment, I see the following

> output:

>

> ${TEMPFILE("$LINK $LINKFLAGS /OUT:$TARGET.windows $_LIBDIRFLAGS $_LIBFLAGS

> $_PDB $SOURCES.windows")}

>

> (This is on a Windows machine using MSVC.) In other words, only one level

> of substitution is done on $LINKCOM, but $LINKCOM itself contains other

> variables which are not substituted out before printing. The correct

> command is executed, however.

>

> It also appears that there's the same problem with SHLINKCOMSTR, but it

> does NOT appear to be a problem with other environment variables

> (CXXCOMSTR, etc).

>

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