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annotate mlk-client/main.cpp @ 211:ac99f440ee44

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client: add more javascript bindings
author David Demelier <markand@malikania.fr>
date Fri, 04 Jan 2019 17:00:04 +0100
parents 1599919b5de6
children e50f51702df4
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1 /*
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2 * main.cpp -- main client file
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3 *
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4 * Copyright (c) 2013-2018 David Demelier <markand@malikania.fr>
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5 *
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6 * Permission to use, copy, modify, and/or distribute this software for any
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7 * purpose with or without fee is hereby granted, provided that the above
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8 * copyright notice and this permission notice appear in all copies.
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9 *
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10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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17 */
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18
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19 #include <cerrno>
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20 #include <cstring>
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21 #include <fstream>
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22 #include <iostream>
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23 #include <iterator>
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24
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25 #include <malikania/client/js/context.hpp>
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26
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27 int main(int argc, char** argv)
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28 {
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29 -- argc;
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30 ++ argv;
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31
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32 if (argc == 0) {
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33 std::cerr << "usage: mlk-client main.js" << std::endl;
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34 return 1;
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35 }
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36
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37 try {
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38 mlk::client::js::context ctx;
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39 std::ifstream input(argv[0]);
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40 std::string script(
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41 std::istreambuf_iterator<char>(input.rdbuf()),
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42 std::istreambuf_iterator<char>()
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43 );
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44
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45 if (!input)
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46 throw std::runtime_error(std::strerror(errno));
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47 if (duk_peval_string(ctx, script.c_str()))
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48 throw mlk::js::duk::get_stack(ctx, -1);
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49 } catch (const mlk::js::duk::stack_info& ex) {
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50 std::cerr << argv[0] << ":" << ex.get_line_number() << ": " << ex.what() << std::endl;
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51 std::cerr << ex.get_stack() << std::endl;
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52 return 1;
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53 } catch (const std::exception& ex) {
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54 std::cerr << "abort: " << ex.what() << std::endl;
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55 return 1;
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56 }
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57
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58 return 0;
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59 }