eccodes/tools/gts_get.cc

/*
 * (C) Copyright 2005- ECMWF.
 *
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
 *
 * In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
 * virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
 */

#include "grib_tools.h"

grib_option grib_options[] = {
    /*  {id, args, help}, on, command_line, value*/
    { "f", 0, 0, 0, 1, 0 },
    { "p:", 0, 0, 0, 1, 0 },
    { "F:", 0, 0, 1, 1, "%g" },
    { "P:", 0, 0, 0, 1, 0 },
    { "w:", 0, 0, 0, 1, 0 },
    { "n:", 0, 0, 1, 1, 0 },
    { "s:", 0, 0, 0, 1, 0 },
    { "V", 0, 0, 0, 1, 0 },
    { "W:", 0, 0, 1, 1, "8" },
    { "S", 0, 0, 1, 0, 0 },
    { "g", 0, 0, 0, 1, 0 },
    { "T:", 0, 0, 1, 0, "T" }, /* GTS */
    { "7", 0, 0, 0, 1, 0 },
    { "v", 0, 0, 1, 0, 0 }
};

const char* tool_description =
    "Get values of some keys from a GTS file."
    "\n\tIt is similar to gts_ls, but fails returning an error code "
    "\n\twhen an error occurs (e.g. key not found).";
const char* tool_name  = "gts_get";
const char* tool_online_doc = NULL;
const char* tool_usage = "[options] file file ...";

int grib_options_count = sizeof(grib_options) / sizeof(grib_option);
int mode               = 0;

int main(int argc, char* argv[])
{
    return grib_tool(argc, argv);
}

int grib_tool_before_getopt(grib_runtime_options* options)
{
    options->print_keys_count = -1;
    return 0;
}

int grib_tool_init(grib_runtime_options* options)
{
    options->print_header        = 0;
    options->print_statistics    = 0;
    options->default_print_width = -1;

    return 0;
}

int grib_tool_new_filename_action(grib_runtime_options* options, const char* file)
{
    return 0;
}

int grib_tool_new_file_action(grib_runtime_options* options, grib_tools_file* file)
{
    exit_if_input_is_directory(tool_name, file->name);
    return 0;
}

int grib_tool_new_handle_action(grib_runtime_options* options, grib_handle* h)
{
    int err = 0;

    if (!options->skip) {
        if (options->set_values_count != 0) {
            err = grib_set_values(h, options->set_values, options->set_values_count);
        }

        if (err != GRIB_SUCCESS && options->fail)
            exit(err);
    }

    return 0;
}

int grib_tool_skip_handle(grib_runtime_options* options, grib_handle* h)
{
    grib_handle_delete(h);
    return 0;
}

int grib_tool_finalise_action(grib_runtime_options* options)
{
    return 0;
}

int grib_no_handle_action(grib_runtime_options* options, int err)
{
    fprintf(dump_file, "\t\t\"ERROR: unreadable message\"\n");
    return 0;
}