Re: [Chicken-users] incorrect csc.scm.in assumptions?

[felix winkelmann]

On 6/3/06, Brandon J. Van Every <address@hidden> wrote:
> I notice that csc.scm.in has things like %CHICKEN_HOME% in it that are
> supposed to be substituted.  Makefile.am performs these substitutions.
> Do I understand correctly that %SOMETHING% syntax is just there for
> sed's benefit in Makefile.am, and does not represent some kind of
> special Chicken syntax to pull values out of the environment or some
> such?

Yes, it's only there for sed.

> If so, then when those substitutions are not performed, as in the
> case of the current CMake build, the values left in there are spurious.

They are not used when running on win32 (excluding cygwin, which should
do the right/unixish thing).

> It also strikes me as wholly incorrect to assume that the CHICKEN_HOME
> at build time is going to be the same as CHICKEN_HOME
> post-installation.  I'm not in the habit of overwriting my old Chicken
> installation directories.  Sometimes I just keep the old build in an old
> directory, change CHICKEN_HOME to point at a new one, and then off we
> go.  Especially since I'm verifying bootstraps from old Chickens and
> building for 3 different platforms on Windows.

Hm... You're right. But CHICKEN_HOME is usually not used at build-time,
only when you're bootstrapping.


(felix)