diff options
Diffstat (limited to 'reftable/basics.h')
-rw-r--r-- | reftable/basics.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/reftable/basics.h b/reftable/basics.h index 096b36862b..91f3533efe 100644 --- a/reftable/basics.h +++ b/reftable/basics.h @@ -44,14 +44,27 @@ void parse_names(char *buf, int size, char ***namesp); int names_equal(char **a, char **b); /* returns the array size of a NULL-terminated array of strings. */ -int names_length(char **names); +size_t names_length(char **names); /* Allocation routines; they invoke the functions set through * reftable_set_alloc() */ void *reftable_malloc(size_t sz); void *reftable_realloc(void *p, size_t sz); void reftable_free(void *p); -void *reftable_calloc(size_t sz); +void *reftable_calloc(size_t nelem, size_t elsize); + +#define REFTABLE_ALLOC_ARRAY(x, alloc) (x) = reftable_malloc(st_mult(sizeof(*(x)), (alloc))) +#define REFTABLE_CALLOC_ARRAY(x, alloc) (x) = reftable_calloc((alloc), sizeof(*(x))) +#define REFTABLE_REALLOC_ARRAY(x, alloc) (x) = reftable_realloc((x), st_mult(sizeof(*(x)), (alloc))) +#define REFTABLE_ALLOC_GROW(x, nr, alloc) \ + do { \ + if ((nr) > alloc) { \ + alloc = 2 * (alloc) + 1; \ + if (alloc < (nr)) \ + alloc = (nr); \ + REFTABLE_REALLOC_ARRAY(x, alloc); \ + } \ + } while (0) /* Find the longest shared prefix size of `a` and `b` */ struct strbuf; |