Fixing build bustage under VC++

[Ian Roxborough]

Mo DeJong wrote:
> 
> Hi all.
> 
> I took a quick look at why sourcenav fails to build under VC++ these days.
> The first problem I found showed up when Itcl tried to load tclConfig.sh and
> pulled it out of the tcl/unix subdirectory instead of tcl/win. After poking
> around for a bit, I found that the following change was to blame for this:
> 
> 2001-09-12  Ian Roxborough  <irox@redhat.com>
> 
>         * win/configure.in: Set DL_LIBS and MATH_LIBS.  Create
>         unix/tclConfig.sh.
> 
> Index: configure.in
> ===================================================================
> RCS file: /cvs/src/src/tcl/win/configure.in,v
> retrieving revision 1.4
> retrieving revision 1.5
> diff -u -r1.4 -r1.5
> --- configure.in        2001/09/09 23:56:10     1.4
> +++ configure.in        2001/09/13 00:38:49     1.5
> @@ -230,5 +235,5 @@
>  AC_SUBST(MAKE_DLL)
>  AC_SUBST(MAKE_EXE)
> 
> -AC_OUTPUT(Makefile tclConfig.sh tcl.hpj)
> +AC_OUTPUT(Makefile tclConfig.sh tcl.hpj ../unix/tclConfig.sh)
> 
> My question is, why would the tcl/win configure script need to generate
> a tclConfig.sh in the ../unix directory? The ChangeLog message seems to
> indicate that it has something to do with getting the build working with
> the Cygwin compiler. We can't really have two tclConfig.sh scripts like
> this because it breaks the m4 macro that searches for either unix/tclConfig.sh
> or win/tclConfig.sh.

This is because some apps need a pure cygwin/UNIX version of Tcl
to work correctly.  It was kind of pain to learn that since I'd
already done the upgrade in source.redhat.com and found a dejagnu
and friends wouldn't work....

Ian.