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Remove tests and shims for pre-7.2 bdw-gc.

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* configure.ac: Remove checks for symbols present in bdw-gc 7.2.

* libguile/finalizers.c:
* libguile/gc-malloc.c:
* libguile/gc.c:
* libguile/guardians.c:
* libguile/scmsigs.c:
* libguile/threads.c: Remove shims.
This commit is contained in:
Andy Wingo 2013-11-22 10:51:56 +01:00
parent d86682ba2c
commit 03d1294977
7 changed files with 8 additions and 278 deletions
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33
configure.ac
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@ -1246,36 +1246,11 @@ save_LIBS="$LIBS"
LIBS="$BDW_GC_LIBS $LIBS"
CFLAGS="$BDW_GC_CFLAGS $CFLAGS"
AC_CHECK_FUNCS([GC_do_blocking GC_call_with_gc_active GC_pthread_exit \
GC_pthread_cancel GC_allow_register_threads GC_pthread_sigmask \
GC_set_start_callback GC_get_suspend_signal GC_move_disappearing_link \
GC_get_heap_usage_safe GC_get_free_space_divisor \
GC_gcollect_and_unmap GC_get_unmapped_bytes GC_set_finalizer_notifier \
GC_set_finalize_on_demand GC_set_all_interior_pointers GC_get_gc_no \
GC_set_java_finalization])
# Functions that might not be defined, depending on configuration.
AC_CHECK_FUNCS([GC_pthread_exit GC_pthread_cancel GC_pthread_sigmask])
# Though the `GC_do_blocking ()' symbol is present in GC 7.1, it is not
# declared, and has a different type (returning void instead of
# void*).
AC_CHECK_DECL([GC_do_blocking],
[AC_DEFINE([HAVE_DECL_GC_DO_BLOCKING], [1],
[Define this if the `GC_do_blocking ()' function is declared])],
[],
[#include <gc/gc.h>])
# `GC_fn_type' is not available in GC 7.1 and earlier.
AC_CHECK_TYPE([GC_fn_type],
[AC_DEFINE([HAVE_GC_FN_TYPE], [1],
[Define this if the `GC_fn_type' type is available.])],
[],
[#include <gc/gc.h>])
# `GC_stack_base' is not available in GC 7.1 and earlier.
AC_CHECK_TYPE([struct GC_stack_base],
[AC_DEFINE([HAVE_GC_STACK_BASE], [1],
[Define this if the `GC_stack_base' type is available.])],
[],
[#include <gc/gc.h>])
# Functions from GC 7.3.
AC_CHECK_FUNCS([GC_move_disappearing_link])
LIBS="$save_LIBS"