c_src/permdbport.c


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/*
 * Copyright (c) 2015, NORDUnet A/S.
 * See LICENSE for licensing information.
 */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdint.h>
#include <assert.h>
#include <err.h>
#include <sys/resource.h>
#include "permdb.h"
#include "erlport.h"

static void __attribute__((noreturn))
usage()
{
        errx(1, "usage: permdbport <path>");
}

int
main(int argc, char *argv[])
{
        if (argc != 2) {
                usage();
        }
        const char *store = argv[1];

        permdb_object *state = permdb_alloc(store);

        if (state == NULL) {
                write_reply(NULL, 0, 4);
                return 1;
        }

        portloop(state);

        struct rusage rusage;
        getrusage(RUSAGE_SELF, &rusage);
        fprintf(stderr, "permdbport user %ld.%d sys %ld.%d maxrss %ld M\n", rusage.ru_utime.tv_sec, (int)rusage.ru_utime.tv_usec, rusage.ru_stime.tv_sec, (int)rusage.ru_utime.tv_usec, rusage.ru_maxrss/1024);

        return 0;
}