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%start-stack in Scheme, in terms of prompts

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* libguile/debug.h:
* libguile/debug.c (scm_sys_start_stack): Removed, we implement this in
  Scheme now.

* libguile/vm.h:
* libguile/vm.c (scm_vm_call_with_new_stack): Likewise removed.

* module/ice-9/boot-9.scm (%start-stack): Implement in terms of prompts.
  (%stacks): New fluid, for tracking active stacks.
  (start-stack): Implement using syntax-rules.
This commit is contained in:
Andy Wingo 2010-03-07 22:37:57 +01:00
parent 5c606217a4
commit a6cd355510
5 changed files with 15 additions and 20 deletions
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9
libguile/debug.c
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@ -208,15 +208,6 @@ scm_reverse_lookup (SCM env, SCM data)
return SCM_BOOL_F;
}
SCM_DEFINE (scm_sys_start_stack, "%start-stack", 2, 0, 0,
(SCM id, SCM thunk),
"Call @var{thunk} on an evaluator stack tagged with @var{id}.")
#define FUNC_NAME s_scm_sys_start_stack
{
return scm_vm_call_with_new_stack (scm_the_vm (), thunk, id);
}
#undef FUNC_NAME
/* Undocumented debugging procedure */