1 | /*
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2 | * Copyright (c) 2015 Michal Koutny
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3 | * All rights reserved.
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4 | *
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5 | * Redistribution and use in source and binary forms, with or without
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6 | * modification, are permitted provided that the following conditions
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7 | * are met:
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8 | *
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9 | * - Redistributions of source code must retain the above copyright
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10 | * notice, this list of conditions and the following disclaimer.
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11 | * - Redistributions in binary form must reproduce the above copyright
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12 | * notice, this list of conditions and the following disclaimer in the
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13 | * documentation and/or other materials provided with the distribution.
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14 | * - The name of the author may not be used to endorse or promote products
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15 | * derived from this software without specific prior written permission.
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16 | *
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AS IS'' AND ANY EXPRESS OR
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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27 | */
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28 |
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29 | #include "conf/text_parse.h"
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30 |
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31 | #include <assert.h>
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32 | #include <stdlib.h>
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33 |
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34 | /** Constructor of parse structure */
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35 | void text_parse_init(text_parse_t *parse)
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36 | {
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37 | assert(parse);
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38 | list_initialize(&parse->errors);
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39 | parse->has_error = false;
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40 | }
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41 |
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42 | /** Destructor of parse structure
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43 | *
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44 | * It must be called before parse structure goes out of scope in order to avoid
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45 | * memory leaks.
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46 | */
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47 | void text_parse_deinit(text_parse_t *parse)
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48 | {
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49 | assert(parse);
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50 | list_foreach_safe(parse->errors, cur_link, next_link) {
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51 | list_remove(cur_link);
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52 | text_parse_error_t *error =
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53 | list_get_instance(cur_link, text_parse_error_t, link);
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54 | free(error);
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55 | }
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56 | }
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57 |
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58 | /** Add an error to parse structure
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59 | *
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60 | * @param[in] parse the parse structure
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61 | * @param[in] lineno line number where error originated (or zero)
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62 | * @param[in] parse_errno user error code
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63 | */
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64 | void text_parse_raise_error(text_parse_t *parse, size_t lineno,
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65 | int parse_errno)
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66 | {
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67 | assert(parse);
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68 |
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69 | parse->has_error = true;
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70 |
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71 | text_parse_error_t *error = malloc(sizeof(text_parse_error_t));
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72 | /* Silently ignore failed malloc, has_error flag is set anyway */
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73 | if (!error) {
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74 | return;
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75 | }
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76 | error->lineno = lineno;
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77 | error->parse_errno = parse_errno;
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78 | list_append(&error->link, &parse->errors);
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79 | }
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