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v0.7.0
v0.7.0
Revision f126a1fb0f2fd3ba392a12c8840bcd1f02a8973c authored by Tran Ngoc Quan on 29 October 2019, 07:38:42 UTC, committed by Tran Ngoc Quan on 29 October 2019, 07:38:42 UTC
Signed-off-by: Tran Ngoc Quan <vnwildman@gmail.com>
1 parent e42df36
commit-slab-decl.h
#ifndef COMMIT_SLAB_HDR_H
#define COMMIT_SLAB_HDR_H
/* allocate ~512kB at once, allowing for malloc overhead */
#ifndef COMMIT_SLAB_SIZE
#define COMMIT_SLAB_SIZE (512*1024-32)
#endif
#define declare_commit_slab(slabname, elemtype) \
\
struct slabname { \
unsigned slab_size; \
unsigned stride; \
unsigned slab_count; \
elemtype **slab; \
}
/*
* Statically initialize a commit slab named "var". Note that this
* evaluates "stride" multiple times! Example:
*
* struct indegree indegrees = COMMIT_SLAB_INIT(1, indegrees);
*
*/
#define COMMIT_SLAB_INIT(stride, var) { \
COMMIT_SLAB_SIZE / sizeof(**((var).slab)) / (stride), \
(stride), 0, NULL \
}
#define declare_commit_slab_prototypes(slabname, elemtype) \
\
void init_ ##slabname## _with_stride(struct slabname *s, unsigned stride); \
void init_ ##slabname(struct slabname *s); \
void clear_ ##slabname(struct slabname *s); \
elemtype *slabname## _at_peek(struct slabname *s, const struct commit *c, int add_if_missing); \
elemtype *slabname## _at(struct slabname *s, const struct commit *c); \
elemtype *slabname## _peek(struct slabname *s, const struct commit *c)
#define define_shared_commit_slab(slabname, elemtype) \
declare_commit_slab(slabname, elemtype); \
declare_commit_slab_prototypes(slabname, elemtype)
#endif /* COMMIT_SLAB_HDR_H */
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