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connect a few more wires to promptenstein

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* libguile/tags.h (scm_tc7_prompt): Allocate a tc7 for prompt objects.

* libguile/control.h (SCM_F_PROMPT_INLINE, SCM_F_PROMPT_ESCAPE)
  (SCM_PROMPT_P, SCM_PROMPT_FLAGS, SCM_PROMPT_INLINE_P)
  (SCM_PROMPT_ESCAPE_P, SCM_PROMPT_TAG, SCM_PROMPT_REGISTERS)
  (SCM_PROMPT_DYNENV, SCM_PROMPT_HANDLER)
  (SCM_PROMPT_PRE_UNWIND_HANDLER, SCM_PROMPT_SETJMP)
  (struct scm_prompt_registers):
* libguile/control.c (scm_c_make_prompt): Flesh out a simple prompts
  implementation.

* libguile/vm-i-system.c (prompt): Wire up the implementation.
* libguile/vm.c: Add a needed #include.
This commit is contained in:
Andy Wingo 2010-02-02 22:59:55 +01:00
parent 69f90b0b05
commit adaf86ec49
5 changed files with 67 additions and 13 deletions
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9
libguile/vm.c
View file

@ -28,6 +28,7 @@
#include <gc/gc_mark.h>
#include "_scm.h"
#include "control.h"
#include "frames.h"
#include "instructions.h"
#include "objcodes.h"
@ -173,14 +174,6 @@ vm_dispatch_hook (SCM vm, int hook_num)
/*
* The dynamic stack
*/
static SCM
vm_prepare_prompt_jmpbuf (SCM vm, SCM k, SCM handler, SCM pre_unwind,
scm_t_uint8 inline_p, scm_t_uint8 escape_only_p)
{
abort ();
return SCM_BOOL_F;
}
#define VM_SETJMP(jmpbuf) 0
static void vm_throw (SCM vm, SCM k, SCM args) SCM_NORETURN;