diff options
| author | Jeff King <peff@peff.net> | 2014-06-11 01:42:51 +0400 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2014-06-13 23:08:17 +0400 |
| commit | 80cdaba569600154d91819d2e252f6b7dd9cff73 (patch) | |
| tree | 73779fbdcd2c66ac0fde31efc93f772a127c7d1a /commit-slab.h | |
| parent | bc6b8fc1300ef79c4b4c3c2a79bb3c1e2e032963 (diff) | |
commit-slab: provide a static initializer
Callers currently must use init_foo_slab() at runtime before
accessing a slab. For global slabs, it's much nicer if we
can initialize them in BSS, so that each user does not have
to add code to check-and-initialize.
Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'commit-slab.h')
| -rw-r--r-- | commit-slab.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/commit-slab.h b/commit-slab.h index cc114b53b0..375c9c751a 100644 --- a/commit-slab.h +++ b/commit-slab.h @@ -117,4 +117,16 @@ static int stat_ ##slabname## realloc * catch because GCC silently parses it by default. */ +/* + * 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 \ +} + #endif /* COMMIT_SLAB_H */ |