diff options
Diffstat (limited to 'boehm-gc/cord/gc.h')
| -rw-r--r-- | boehm-gc/cord/gc.h | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/boehm-gc/cord/gc.h b/boehm-gc/cord/gc.h index ceabb02..cc74765 100644 --- a/boehm-gc/cord/gc.h +++ b/boehm-gc/cord/gc.h @@ -58,9 +58,11 @@ # if defined(__STDC__) || defined(__cplusplus) # define GC_PROTO(args) args typedef void * GC_PTR; +# define GC_CONST const # else # define GC_PROTO(args) () typedef char * GC_PTR; +# define GC_CONST # endif # ifdef __cplusplus @@ -96,11 +98,31 @@ GC_API GC_PTR (*GC_oom_fn) GC_PROTO((size_t bytes_requested)); /* pointer to a previously allocated heap */ /* object. */ +GC_API int GC_find_leak; + /* Do not actually garbage collect, but simply */ + /* report inaccessible memory that was not */ + /* deallocated with GC_free. Initial value */ + /* is determined by FIND_LEAK macro. */ + GC_API int GC_quiet; /* Disable statistics output. Only matters if */ /* collector has been compiled with statistics */ /* enabled. This involves a performance cost, */ /* and is thus not the default. */ +GC_API int GC_finalize_on_demand; + /* If nonzero, finalizers will only be run in */ + /* response to an eplit GC_invoke_finalizers */ + /* call. The default is determined by whether */ + /* the FINALIZE_ON_DEMAND macro is defined */ + /* when the collector is built. */ + +GC_API int GC_java_finalization; + /* Mark objects reachable from finalizable */ + /* objects in a separate postpass. This makes */ + /* it a bit safer to use non-topologically- */ + /* ordered finalization. Default value is */ + /* determined by JAVA_FINALIZATION macro. */ + GC_API int GC_dont_gc; /* Dont collect unless explicitly requested, e.g. */ /* because it's not safe. */ @@ -111,6 +133,12 @@ GC_API int GC_dont_expand; GC_API int GC_full_freq; /* Number of partial collections between */ /* full collections. Matters only if */ /* GC_incremental is set. */ + /* Full collections are also triggered if */ + /* the collector detects a substantial */ + /* increase in the number of in-use heap */ + /* blocks. Values in the tens are now */ + /* perfectly reasonable, unlike for */ + /* earlier GC versions. */ GC_API GC_word GC_non_gc_bytes; /* Bytes not considered candidates for collection. */ @@ -277,6 +305,9 @@ GC_API int GC_try_to_collect GC_PROTO((GC_stop_func stop_func)); /* Includes some pages that were allocated but never written. */ GC_API size_t GC_get_heap_size GC_PROTO((void)); +/* Return a lower bound on the number of free bytes in the heap. */ +GC_API size_t GC_get_free_bytes GC_PROTO((void)); + /* Return the number of bytes allocated since the last collection. */ GC_API size_t GC_get_bytes_since_gc GC_PROTO((void)); @@ -321,10 +352,11 @@ GC_API GC_PTR GC_malloc_atomic_ignore_off_page GC_PROTO((size_t lb)); #ifdef GC_ADD_CALLER # define GC_EXTRAS GC_RETURN_ADDR, __FILE__, __LINE__ -# define GC_EXTRA_PARAMS GC_word ra, char * descr_string, int descr_int +# define GC_EXTRA_PARAMS GC_word ra, GC_CONST char * descr_string, + int descr_int #else # define GC_EXTRAS __FILE__, __LINE__ -# define GC_EXTRA_PARAMS char * descr_string, int descr_int +# define GC_EXTRA_PARAMS GC_CONST char * descr_string, int descr_int #endif /* Debugging (annotated) allocation. GC_gcollect will check */ @@ -510,7 +542,7 @@ GC_API int GC_invoke_finalizers GC_PROTO((void)); /* be finalized. Return the number of finalizers */ /* that were run. Normally this is also called */ /* implicitly during some allocations. If */ - /* FINALIZE_ON_DEMAND is defined, it must be called */ + /* GC-finalize_on_demand is nonzero, it must be called */ /* explicitly. */ /* GC_set_warn_proc can be used to redirect or filter warning messages. */ @@ -668,7 +700,7 @@ GC_API void (*GC_is_visible_print_proc) # endif /* SOLARIS_THREADS */ -#if defined(IRIX_THREADS) || defined(LINUX_THREADS) +#if defined(IRIX_THREADS) || defined(LINUX_THREADS) || defined(HPUX_THREADS) /* We treat these similarly. */ # include <pthread.h> # include <signal.h> @@ -687,11 +719,12 @@ GC_API void (*GC_is_visible_print_proc) # if defined(PCR) || defined(SOLARIS_THREADS) || defined(WIN32_THREADS) || \ defined(IRIX_THREADS) || defined(LINUX_THREADS) || \ - defined(IRIX_JDK_THREADS) + defined(IRIX_JDK_THREADS) || defined(HPUX_THREADS) /* Any flavor of threads except SRC_M3. */ /* This returns a list of objects, linked through their first */ /* word. Its use can greatly reduce lock contention problems, since */ /* the allocation lock can be acquired and released many fewer times. */ +/* lb must be large enough to hold the pointer field. */ GC_PTR GC_malloc_many(size_t lb); #define GC_NEXT(p) (*(GC_PTR *)(p)) /* Retrieve the next element */ /* in returned list. */ |