C4ScriptMain.cpp

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/*
 * OpenClonk, http://www.openclonk.org
 *
 * Copyright (c) 2012-2016, The OpenClonk Team and contributors
 *
 * Distributed under the terms of the ISC license; see accompanying file
 * "COPYING" for details.
 *
 * "Clonk" is a registered trademark of Matthes Bender, used with permission.
 * See accompanying file "TRADEMARK" for details.
 *
 * To redistribute this file separately, substitute the full license texts
 * for the above references.
 */
 
// Do not include C4Include.h - this file tests whether
// c4script.h is useable without that.
#include "../../include/c4script/c4script.h"
 
#include <cstdio>
#include <cstring>
#include <getopt.h>
 
int usage(const char *argv0)
{
    fprintf(stderr, "Usage:\n%s -e <script>\n%s <file>\n", argv0, argv0);
    return 1;
}
 
int main(int argc, char *argv[])
{
    if (argc < 2)
        return usage(argv[0]);
 
    bool check = false;
    char *runstring = nullptr;
 
    while (true)
    {
        static option long_options[] =
        {
            {"check", no_argument, nullptr, 'c'},
            {"execute", required_argument, nullptr, 'e'},
            {nullptr, 0, nullptr, 0}
        };
 
        int option_index;
        int c = getopt_long(argc, argv, "ce:", long_options, &option_index);
        if (c == -1) break;
        switch (c)
        {
        case 'c':
            check = true;
            break;
        case 'e':
            runstring = optarg;
            break;
        default:
            return usage(argv[0]);
        }
    }
 
    if (runstring)
    {
        if (argc - optind != 0)
            return usage(argv[0]);
        if (check)
            return c4s_checkstring(runstring);
        else
            return c4s_runstring(runstring);
    }
    else
    {
        if (argc - optind != 1)
            return usage(argv[0]);
        if (check)
            return c4s_checkfile(argv[optind]);
        else
            return c4s_runfile(argv[optind]);
    }
}