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Adding type check to hash-table-delete!.

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This commit is contained in:
Alex Shinn 2011-11-10 22:01:32 +09:00
parent 8e205822cb
commit 58ac066820
1 changed files with 6 additions and 2 deletions
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8
lib/srfi/69/hash.c
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@ -215,8 +215,12 @@ static sexp sexp_hash_table_cell (sexp ctx, sexp self, sexp_sint_t n, sexp ht, s
} }
static sexp sexp_hash_table_delete (sexp ctx, sexp self, sexp_sint_t n, sexp ht, sexp obj) { static sexp sexp_hash_table_delete (sexp ctx, sexp self, sexp_sint_t n, sexp ht, sexp obj) {
sexp buckets=sexp_hash_table_buckets(ht), eq_fn=sexp_hash_table_eq_fn(ht), sexp buckets, eq_fn, hash_fn, i, p, res;
hash_fn=sexp_hash_table_hash_fn(ht), i, p, res; if (!(sexp_pointerp(ht) && strcmp(sexp_string_data(sexp_object_type_name(ctx, ht)), "Hash-Table") == 0))
return sexp_xtype_exception(ctx, self, "not a Hash-Table", ht);
buckets = sexp_hash_table_buckets(ht);
eq_fn = sexp_hash_table_eq_fn(ht);
hash_fn = sexp_hash_table_hash_fn(ht);
i = sexp_get_bucket(ctx, buckets, hash_fn, obj); i = sexp_get_bucket(ctx, buckets, hash_fn, obj);
res = sexp_scan_bucket(ctx, sexp_vector_ref(buckets, i), obj, eq_fn); res = sexp_scan_bucket(ctx, sexp_vector_ref(buckets, i), obj, eq_fn);
if (sexp_pairp(res)) { if (sexp_pairp(res)) {