summaryrefslogtreecommitdiff
path: root/malloc/obstack.c
diff options
context:
space:
mode:
Diffstat (limited to 'malloc/obstack.c')
-rw-r--r--malloc/obstack.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/malloc/obstack.c b/malloc/obstack.c
index e059b5a7d0..1e36c4a0a5 100644
--- a/malloc/obstack.c
+++ b/malloc/obstack.c
@@ -104,6 +104,20 @@ struct obstack *_obstack;
For free, do not use ?:, since some compilers, like the MIPS compilers,
do not allow (expr) ? void : void. */
+#if defined (__STDC__) && __STDC__
+#define CALL_CHUNKFUN(h, size) \
+ (((h) -> use_extra_arg) \
+ ? (*(h)->chunkfun) ((h)->extra_arg, (size)) \
+ : (*(struct _obstack_chunk *(*) (long)) (h)->chunkfun) ((size)))
+
+#define CALL_FREEFUN(h, old_chunk) \
+ do { \
+ if ((h) -> use_extra_arg) \
+ (*(h)->freefun) ((h)->extra_arg, (old_chunk)); \
+ else \
+ (*(void (*) (void *)) (h)->freefun) ((old_chunk)); \
+ } while (0)
+#else
#define CALL_CHUNKFUN(h, size) \
(((h) -> use_extra_arg) \
? (*(h)->chunkfun) ((h)->extra_arg, (size)) \
@@ -116,6 +130,7 @@ struct obstack *_obstack;
else \
(*(void (*) ()) (h)->freefun) ((old_chunk)); \
} while (0)
+#endif
/* Initialize an obstack H for use. Specify chunk size SIZE (0 means default).
@@ -132,8 +147,13 @@ _obstack_begin (h, size, alignment, chunkfun, freefun)
struct obstack *h;
int size;
int alignment;
+#if defined (__STDC__) && __STDC__
+ POINTER (*chunkfun) (long);
+ void (*freefun) (void *);
+#else
POINTER (*chunkfun) ();
void (*freefun) ();
+#endif
{
register struct _obstack_chunk *chunk; /* points to new chunk */
@@ -156,8 +176,13 @@ _obstack_begin (h, size, alignment, chunkfun, freefun)
size = 4096 - extra;
}
+#if defined (__STDC__) && __STDC__
+ h->chunkfun = (struct _obstack_chunk * (*)(void *, long)) chunkfun;
+ h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
+#else
h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
h->freefun = freefun;
+#endif
h->chunk_size = size;
h->alignment_mask = alignment - 1;
h->use_extra_arg = 0;
@@ -180,8 +205,13 @@ _obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
struct obstack *h;
int size;
int alignment;
+#if defined (__STDC__) && __STDC__
+ POINTER (*chunkfun) (POINTER, long);
+ void (*freefun) (POINTER, POINTER);
+#else
POINTER (*chunkfun) ();
void (*freefun) ();
+#endif
POINTER arg;
{
register struct _obstack_chunk *chunk; /* points to new chunk */
@@ -205,8 +235,13 @@ _obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
size = 4096 - extra;
}
+#if defined(__STDC__) && __STDC__
+ h->chunkfun = (struct _obstack_chunk * (*)(void *,long)) chunkfun;
+ h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
+#else
h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
h->freefun = freefun;
+#endif
h->chunk_size = size;
h->alignment_mask = alignment - 1;
h->extra_arg = arg;