diff options
Diffstat (limited to 'storage/mroonga/vendor/groonga/plugins/functions/vector.c')
-rw-r--r-- | storage/mroonga/vendor/groonga/plugins/functions/vector.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/storage/mroonga/vendor/groonga/plugins/functions/vector.c b/storage/mroonga/vendor/groonga/plugins/functions/vector.c new file mode 100644 index 00000000000..34f7a98fd27 --- /dev/null +++ b/storage/mroonga/vendor/groonga/plugins/functions/vector.c @@ -0,0 +1,90 @@ +/* -*- c-basic-offset: 2 -*- */ +/* + Copyright(C) 2015 Brazil + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License version 2.1 as published by the Free Software Foundation. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA +*/ + +#include <groonga/plugin.h> + +static grn_obj * +func_vector_size(grn_ctx *ctx, int n_args, grn_obj **args, + grn_user_data *user_data) +{ + grn_obj *target; + unsigned int size; + grn_obj *grn_size; + + if (n_args != 1) { + GRN_PLUGIN_ERROR(ctx, GRN_INVALID_ARGUMENT, + "vector_size(): wrong number of arguments (%d for 1)", + n_args); + return NULL; + } + + target = args[0]; + switch (target->header.type) { + case GRN_VECTOR : + case GRN_PVECTOR : + case GRN_UVECTOR : + size = grn_vector_size(ctx, target); + break; + default : + { + grn_obj inspected; + + GRN_TEXT_INIT(&inspected, 0); + grn_inspect(ctx, target, &inspected); + GRN_PLUGIN_ERROR(ctx, GRN_INVALID_ARGUMENT, + "vector_size(): target object must be vector: <%.*s>", + (int)GRN_TEXT_LEN(&inspected), + GRN_TEXT_VALUE(&inspected)); + GRN_OBJ_FIN(ctx, &inspected); + return NULL; + } + break; + } + + grn_size = grn_plugin_proc_alloc(ctx, user_data, GRN_DB_UINT32, 0); + if (!grn_size) { + return NULL; + } + + GRN_UINT32_SET(ctx, grn_size, size); + + return grn_size; +} + +grn_rc +GRN_PLUGIN_INIT(grn_ctx *ctx) +{ + return ctx->rc; +} + +grn_rc +GRN_PLUGIN_REGISTER(grn_ctx *ctx) +{ + grn_rc rc = GRN_SUCCESS; + + grn_proc_create(ctx, "vector_size", -1, GRN_PROC_FUNCTION, func_vector_size, + NULL, NULL, 0, NULL); + + return rc; +} + +grn_rc +GRN_PLUGIN_FIN(grn_ctx *ctx) +{ + return GRN_SUCCESS; +} |