groonga_local.c

#include <stdio.h>
#include <string.h>

#include "groonga.h"

static void execute_gql(grn_ctx *ctx, char *gql, int len)
{
    unsigned int result_size;
    char *result = NULL;

    grn_ctx_send(ctx, gql, len, 0);
    grn_ctx_recv(ctx, &result, &result_size, 0);

    printf("rc:%d, result:%s\n", ctx->rc, result);
}

int main(int argc, char **argv)
{
    char gql[1000];
    grn_ctx ctx;
    grn_obj *db;
    grn_rc rc;
    grn_db_create_optarg create_optargs;

    if (argc != 2) {
        fprintf(stderr, "Usage: ./prog DB_FILE\n");
        return 1;
    }

    memset(gql, 0, sizeof(gql));

    grn_init();

    rc = grn_ctx_init(&ctx, 0);
    if (GRN_SUCCESS != rc) {
        fprintf(stderr, "grn_ctx_init() error. rc=%d\n", rc);
        return 1;
    }

    create_optargs.builtin_type_names = NULL;
    create_optargs.n_builtin_type_names = 0;

    db = grn_db_open(&ctx, argv[1]);
    if (!db) {
        db = grn_db_create(&ctx, argv[1], &create_optargs);
        if (!db) {
            fprintf(stderr, "grn_db_create() error.\n");
            return 1;
        }
    }

    strcpy(gql, "table_create --name Users --flags TABLE_HASH_KEY --key_type ShortText");
    execute_gql(&ctx, gql, strlen(gql));

    strcpy(gql, "select --table Users");
    execute_gql(&ctx, gql, strlen(gql));

    grn_ctx_fin(&ctx);

    grn_fin();

    return 0;
}