Re: Detect obstacks in libc

[Jeffrey A Law <law at cygnus dot com>]

  In message <20000706104920.L284@wolery.cumb.org>you write:
  > >   > No makefile fragment that I can find overrides OBSTACK.
  > > On what do we gain by using obstack in the system C library?
  > 
  > As I said, with this change we don't bother building the "host"
  > version of obstack.o in a native build.
I don't see that as a significant benefit.  

  > > How do you arrange to make sure that you do include libiberty/obstack.h
  > > which might be incompatible with the system obstack implementation
  > > (yes, it does matter).
  > 
  > libiberty/obstack.c already contains code which detects a system
  > obstack implementation.  If found, it #ifdefs out all its code.  I
  > used the exact same test in configure, so we'll have a problem iff we
  > already have a problem.
Does it also manage to ifdef out the obstack.h included all over the compiler?

This really seems bad to me.
jeff
  > 
  > zw
  >