path: root/src/command_line_options.cpp

#include "command_line_options.h"
#include <getopt.h>

CommandLineOptions::CommandLineOptions(int argc, char * const argv[]) {
    // parse command line arguments
    for (;;) {
        static const struct option longOptions[] = {
            {"config", required_argument, NULL, 'c'},
            {"default", required_argument, NULL, 'd'},
            {"pool", required_argument, NULL, 'P'},
            {"path", required_argument, NULL, 'p'},
            {"xpath", required_argument, NULL, 'x'},
            {"size", required_argument, NULL, 's'},
            {"version", no_argument, NULL, 'v'},
            {"help", no_argument, NULL, 'h'},
            {0, 0, 0, 0}
        };

        int opt = getopt_long(argc, argv, "c:d:P:p:x:s:w:vhb", longOptions, NULL);
        if (opt == -1) break;

        switch (opt) {
        case 'c':
            options.insert("config", optarg);
            break;
        case 'd':
            options.insert("default", optarg);
            break;
        case 'P':
            options.insert("pool", optarg);
            break;
        case 'p':
            options.insert("path", optarg);
            break;
        case 'x':
            options.insert("xpath", optarg);
            break;
        case 's':
            options.insert("size", optarg);
            break;
        case 'v':
            options.insert("version", "version");
            break;
        case 'h':
            options.insert("usage", "usage");
            break;
        case '?':
        default:
            options.insert("error", "error");
        }

        if (optind == argc - 1) {
            options.insert("file", argv[optind]);
        } else if (optind < argc - 1) {
            options.insert("error", "error");
        }
    }
}