Exemplos de null_or_empty_fd em C++ (Cpp)

Exemplo n.º 1

Arquivo: link-config.c Projeto: Hariprasathganesh/testsysd

static int load_link(link_config_ctx *ctx, const char *filename) {
        _cleanup_(link_config_freep) link_config *link = NULL;
        _cleanup_fclose_ FILE *file = NULL;
        int r;

        assert(ctx);
        assert(filename);

        file = fopen(filename, "re");
        if (!file) {
                if (errno == ENOENT)
                        return 0;
                else
                        return -errno;
        }

        if (null_or_empty_fd(fileno(file))) {
                log_debug("Skipping empty file: %s", filename);
                return 0;
        }

        link = new0(link_config, 1);
        if (!link)
                return log_oom();

        link->mac_policy = _MACPOLICY_INVALID;
        link->wol = _WOL_INVALID;
        link->duplex = _DUP_INVALID;
        link->port = _NET_DEV_PORT_INVALID;
        link->autonegotiation = -1;

        memset(&link->features, 0xFF, sizeof(link->features));

        r = config_parse(NULL, filename, file,
                         "Match\0Link\0Ethernet\0",
                         config_item_perf_lookup, link_config_gperf_lookup,
                         CONFIG_PARSE_WARN, link);
        if (r < 0)
                return r;
        else
                log_debug("Parsed configuration file %s", filename);

        if (link->speed > UINT_MAX)
                return -ERANGE;

        link->filename = strdup(filename);
        if (!link->filename)
                return log_oom();

        LIST_PREPEND(links, ctx->links, link);
        link = NULL;

        return 0;
}

Exemplo n.º 2

Arquivo: link-config.c Projeto: 275288698/systemd-ubuntu-with-dbus

static int load_link(link_config_ctx *ctx, const char *filename) {
        _cleanup_(link_config_freep) link_config *link = NULL;
        _cleanup_fclose_ FILE *file = NULL;
        int r;

        assert(ctx);
        assert(filename);

        file = fopen(filename, "re");
        if (!file) {
                if (errno == ENOENT)
                        return 0;
                else
                        return -errno;
        }

        if (null_or_empty_fd(fileno(file))) {
                log_debug("Skipping empty file: %s", filename);
                return 0;
        }

        link = new0(link_config, 1);
        if (!link)
                return log_oom();

        link->mac_policy = _MACPOLICY_INVALID;
        link->wol = _WOL_INVALID;
        link->duplex = _DUP_INVALID;

        r = config_parse(NULL, filename, file,
                         "Match\0Link\0Ethernet\0",
                         config_item_perf_lookup, link_config_gperf_lookup,
                         false, false, true, link);
        if (r < 0)
                return r;
        else
                log_debug("Parsed configuration file %s", filename);

        link->filename = strdup(filename);

        LIST_PREPEND(links, ctx->links, link);
        link = NULL;

        return 0;
}