diff options
| author | Marius Vollmer <mvo@zagadka.de> | 2005-03-02 20:42:01 +0000 |
|---|---|---|
| committer | Marius Vollmer <mvo@zagadka.de> | 2005-03-02 20:42:01 +0000 |
| commit | 9de87eea47536e25ef99bc25f07afdd759ee3575 (patch) | |
| tree | 936d52588ace67469aba68f6ad47cbf1a12462ca /libguile/continuations.h | |
| parent | cb1cfc42a4f5ac4d60a64b425795432a0388ad7e (diff) | |
| download | guile-9de87eea47536e25ef99bc25f07afdd759ee3575.tar.gz | |
See ChangeLog from 2005-03-02.
Diffstat (limited to 'libguile/continuations.h')
| -rw-r--r-- | libguile/continuations.h | 27 |
1 files changed, 17 insertions, 10 deletions
diff --git a/libguile/continuations.h b/libguile/continuations.h index d1298c22d..aa2c66544 100644 --- a/libguile/continuations.h +++ b/libguile/continuations.h @@ -51,11 +51,10 @@ typedef struct void *backing_store; unsigned long backing_store_size; #endif /* __ia64__ */ - SCM_STACKITEM *base; /* base of the live stack, before it was saved. */ size_t num_stack_items; /* size of the saved stack. */ - unsigned long seq; /* dynamic root identifier. */ + SCM root; /* continuation root identifier. */ - /* The offset from the live stack location and this copy. This is + /* The offset from the live stack location to this copy. This is used to adjust pointers from within the copied stack to the stack itself. @@ -66,7 +65,7 @@ typedef struct scm_t_ptrdiff offset; /* The most recently created debug frame on the live stack, before - it was saved. This need to be adjusted with OFFSET, above. + it was saved. This needs to be adjusted with OFFSET, above. */ struct scm_t_debug_frame *dframe; @@ -80,16 +79,24 @@ typedef struct #define SCM_CONTINUATION_LENGTH(x) (SCM_CONTREGS (x)->num_stack_items) #define SCM_SET_CONTINUATION_LENGTH(x, n)\ (SCM_CONTREGS (x)->num_stack_items = (n)) -#define SCM_JMPBUF(x) ((SCM_CONTREGS (x))->jmpbuf) -#define SCM_DYNENV(x) ((SCM_CONTREGS (x))->dynenv) -#define SCM_THROW_VALUE(x) ((SCM_CONTREGS (x))->throw_value) -#define SCM_BASE(x) ((SCM_CONTREGS (x))->base) -#define SCM_SEQ(x) ((SCM_CONTREGS (x))->seq) -#define SCM_DFRAME(x) ((SCM_CONTREGS (x))->dframe) +#define SCM_JMPBUF(x) ((SCM_CONTREGS (x))->jmpbuf) +#define SCM_DYNENV(x) ((SCM_CONTREGS (x))->dynenv) +#define SCM_THROW_VALUE(x) ((SCM_CONTREGS (x))->throw_value) +#define SCM_CONTINUATION_ROOT(x) ((SCM_CONTREGS (x))->root) +#define SCM_DFRAME(x) ((SCM_CONTREGS (x))->dframe) SCM_API SCM scm_make_continuation (int *first); + +SCM_API void *scm_c_with_continuation_barrier (void *(*func)(void*), void *); +SCM_API SCM scm_with_continuation_barrier (SCM proc); + +SCM_API SCM scm_i_with_continuation_barrier (scm_t_catch_body body, + void *body_data, + scm_t_catch_handler handler, + void *handler_data); + SCM_API void scm_init_continuations (void); #endif /* SCM_CONTINUATIONS_H */ |