Add support for the 'NOT IN' operator.

[sysdb.git] / src / core / store_lookup.c

diff --git a/src/core/store_lookup.c b/src/core/store_lookup.c
index a95f5877d38011dff4788e4655e8616bc27d420a..2d1b3ca11e5fc895ddf7fca662412e345ba84e32 100644 (file)
--- a/src/core/store_lookup.c
+++ b/src/core/store_lookup.c
@@ -326,7 +326,7 @@ match_in(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
        sdb_data_t value = SDB_DATA_INIT, array = SDB_DATA_INIT;
        int status = 1;
 
-       assert(m->type == MATCHER_IN);
+       assert((m->type == MATCHER_IN) || (m->type == MATCHER_NIN));
 
        if (expr_eval2(CMP_M(m)->left, &value,
                                CMP_M(m)->right, &array, obj, filter))
@@ -336,6 +336,8 @@ match_in(sdb_store_matcher_t *m, sdb_store_obj_t *obj,
                status = sdb_data_inarray(&value, &array);
 
        expr_free_datum2(CMP_M(m)->left, &value, CMP_M(m)->right, &array);
+       if (m->type == MATCHER_NIN)
+               return !status;
        return status;
 } /* match_in */
 
@@ -401,6 +403,7 @@ matchers[] = {
        match_iter,
        match_iter,
        match_in,
+       match_in,
 
        /* unary operators */
        match_isnull,
@@ -633,6 +636,13 @@ sdb_store_in_matcher(sdb_store_expr_t *left, sdb_store_expr_t *right)
                                MATCHER_IN, left, right));
 } /* sdb_store_in_matcher */
 
+sdb_store_matcher_t *
+sdb_store_nin_matcher(sdb_store_expr_t *left, sdb_store_expr_t *right)
+{
+       return M(sdb_object_create("not-in-matcher", cmp_type,
+                               MATCHER_NIN, left, right));
+} /* sdb_store_in_matcher */
+
 sdb_store_matcher_t *
 sdb_store_regex_matcher(sdb_store_expr_t *left, sdb_store_expr_t *right)
 {