Use thread-local allocation (significant perf. improvement!); added the `boehm-gc...

Use thread-local allocation (significant perf. improvement!); added the `boehm-gc.h' header.

* libguile/Makefile.am (modinclude_HEADERS): Added `boehm-gc.h'.

* libguile/coop-defs.h: Use "libguile/boehm-gc.h" instead of <gc/gc.h>.

* libguile/coop-threads.h: Likewise.

* libguile/coop.c: Likewise.

* libguile/gc.c: Likewise.
  (scm_storage_prehistory): Invoke `GC_init ()'.

* libguile/guardians.c: Use "libguile/boehm-gc.h" instead of <gc/gc.h>.

* libguile/inline.h: Likewise.
  (scm_double_cell): Use `GC_MALLOC' instead of `GC_malloc'.

* libguile/pthread-threads.h: Use "libguile/boehm-gc.h" instead of
  <gc/gc.h>.

* libguile/smob.c: Likewise.

* libguile/smob.h: Likewise.

* libguile/struct.c: Likewise.

* libguile/threads.c: Likewise.

* libguile/weaks.c: Likewise.

git-archimport-id: lcourtes@laas.fr--2005-libre/guile-core--boehm-gc--1.9--patch-51