/* classes: h_files */
-#ifndef ROOTH
-#define ROOTH
+#ifndef SCM_ROOT_H
+#define SCM_ROOT_H
-/* Copyright (C) 1996 Free Software Foundation, Inc.
- *
+/* Copyright (C) 1996,1998,2000,2001 Free Software Foundation, Inc.
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
+ *
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+ * Boston, MA 02111-1307 USA
*
* As a special exception, the Free Software Foundation gives permission
* for additional uses of the text contained in its release of GUILE.
*
* If you write modifications of your own for GUILE, it is your choice
* whether to permit this exception to apply to your modifications.
- * If you do not wish that, delete this exception notice.
- */
-\f
+ * If you do not wish that, delete this exception notice. */
\f
#include "libguile/__scm.h"
+#include "libguile/debug.h"
+#include "libguile/throw.h"
\f
#define scm_undefineds scm_sys_protects[2]
#define scm_nullvect scm_sys_protects[3]
#define scm_nullstr scm_sys_protects[4]
-#define scm_symhash scm_sys_protects[5]
-#define scm_weak_symhash scm_sys_protects[6]
-#define scm_symhash_vars scm_sys_protects[7]
-#define scm_kw_obarray scm_sys_protects[8]
-#define scm_type_obj_list scm_sys_protects[9]
-#define scm_first_type scm_sys_protects[10]
-#define scm_stand_in_procs scm_sys_protects[11]
-#define scm_object_whash scm_sys_protects[12]
-#define scm_permobjs scm_sys_protects[13]
-#define scm_asyncs scm_sys_protects[14]
+#define scm_keyword_obarray scm_sys_protects[5]
+#define scm_stand_in_procs scm_sys_protects[6]
+#define scm_object_whash scm_sys_protects[7]
+#define scm_permobjs scm_sys_protects[8]
+#define scm_asyncs scm_sys_protects[9]
+#define scm_protects scm_sys_protects[10]
+#define scm_properties_whash scm_sys_protects[11]
+#define scm_gc_registered_roots scm_sys_protects[12]
#ifdef DEBUG_EXTENSIONS
-#define scm_source_whash scm_sys_protects[15]
-#define SCM_NUM_PROTECTS 16
+#define scm_source_whash scm_sys_protects[13]
+#define SCM_NUM_PROTECTS 14
#else
-#define SCM_NUM_PROTECTS 15
+#define SCM_NUM_PROTECTS 13
#endif
-extern SCM scm_sys_protects[];
+SCM_API SCM scm_sys_protects[];
\f
-extern long scm_tc16_root;
+SCM_API scm_t_bits scm_tc16_root;
-#define SCM_ROOTP(obj) (scm_tc16_root == SCM_TYP16 (obj))
-#define SCM_ROOT_STATE(root) ((scm_root_state *) SCM_CDR (root))
+#define SCM_ROOTP(obj) SCM_TYP16_PREDICATE (scm_tc16_root, obj)
+#define SCM_ROOT_STATE(root) ((scm_root_state *) SCM_CELL_WORD_1 (root))
typedef struct scm_root_state
{
SCM rootcont;
SCM dynwinds;
- SCM continuation_stack;
- SCM continuation_stack_ptr;
+#ifdef DEBUG_EXTENSIONS
+ /* It is very inefficient to have this variable in the root state. */
+ scm_t_debug_frame *last_debug_frame;
+#endif
SCM progargs; /* vestigial */
SCM exitval; /* vestigial */
SCM def_inp;
SCM def_outp;
SCM def_errp;
+ SCM cur_loadp;
- SCM system_transformer;
- SCM top_level_lookup_thunk_var;
+ SCM fluids;
SCM handle; /* The root object for this root state */
SCM parent; /* The parent root object */
#define scm_rootcont (scm_root->rootcont)
#define scm_dynwinds (scm_root->dynwinds)
-#define scm_continuation_stack (scm_root->continuation_stack)
-#define scm_continuation_stack_ptr (scm_root->continuation_stack_ptr)
#define scm_progargs (scm_root->progargs)
+#ifdef USE_THREADS
+#define scm_last_debug_frame (scm_root->last_debug_frame)
+#endif
#define scm_exitval (scm_root->exitval)
#define scm_cur_inp (scm_root->cur_inp)
#define scm_cur_outp (scm_root->cur_outp)
#define scm_def_inp (scm_root->def_inp)
#define scm_def_outp (scm_root->def_outp)
#define scm_def_errp (scm_root->def_errp)
-#define scm_top_level_lookup_thunk_var (scm_root->top_level_lookup_thunk_var)
-#define scm_system_transformer (scm_root->system_transformer)
-
+#define scm_cur_loadp (scm_root->cur_loadp)
+
#ifdef USE_THREADS
-
-#ifdef USE_MIT_PTHREADS
-#define scm_root ((scm_root_state *) pthread_self()->attr.arg_attr)
-#define scm_set_root(new_root) (pthread_self()->attr.arg_attr = (new_root))
-#endif
-
-#ifdef USE_COOP_THREADS
-#define scm_root ((scm_root_state *) coop_global_curr->data)
-#define scm_set_root(new_root) (coop_global_curr->data = (new_root))
-#endif
-
-#ifdef USE_FSU_PTHREADS
-#define scm_root ((scm_root_state *) pthread_self()->prots)
-#define scm_set_root(new_root) (pthread_self()->prots = (new_root))
-#endif
-
+#define scm_root ((scm_root_state *) SCM_THREAD_LOCAL_DATA)
+#define scm_set_root(new_root) SCM_SET_THREAD_LOCAL_DATA (new_root)
#else /* USE_THREADS */
-
-extern struct scm_root_state *scm_root;
+SCM_API struct scm_root_state *scm_root;
#define scm_set_root(new_root) (scm_root = (new_root))
-
#endif /* USE_THREADS */
\f
-extern SCM scm_make_root SCM_P ((SCM parent));
-extern SCM scm_call_with_new_root SCM_P ((SCM thunk, SCM handler));
-extern SCM scm_call_catching_errors SCM_P ((SCM (*thunk)(), SCM (*err_filter)(), void * closure));
-extern void scm_init_root SCM_P ((void));
-
-#endif /* ROOTH */
+SCM_API SCM scm_make_root (SCM parent);
+SCM_API SCM scm_internal_cwdr (scm_t_catch_body body,
+ void *body_data,
+ scm_t_catch_handler handler,
+ void *handler_data,
+ SCM_STACKITEM *stack_start);
+SCM_API SCM scm_call_with_dynamic_root (SCM thunk, SCM handler);
+SCM_API SCM scm_dynamic_root (void);
+SCM_API SCM scm_apply_with_dynamic_root (SCM proc, SCM a1, SCM args, SCM handler);
+SCM_API void scm_init_root (void);
+
+#endif /* SCM_ROOT_H */
+
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/