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annotate src/img_ldr_dummy.c @ 1105:1b3e295f3acb

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Add a dummy image loader. It is used with --with-image-loader=dummy of configure. It is a dummy image load that always abort the program when the program try to load or free an image. This module can be used for early stage of a new platform backend.
author Thinker K.F. Li <thinker@codemud.net>
date Sun, 05 Dec 2010 21:04:12 +0800
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1105
1b3e295f3acb Add a dummy image loader.
Thinker K.F. Li <thinker@codemud.net>
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1 #include <stdio.h>
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2 #include "mb_img_ldr.h"
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3
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4 static mb_img_data_t *img_ldr_dummy_load(mb_img_ldr_t *ldr,
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5 const char *img_id);
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6 static void img_ldr_dummy_free(mb_img_ldr_t *ldr);
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7
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8 static mb_img_ldr_t img_ldr = {
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9 img_ldr_dummy_load,
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10 img_ldr_dummy_free
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11 };
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12
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13 #ifndef ERR
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14 #include <stdio.h>
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15 #include <stdlib.h>
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16 #define ERR(msg) do { fprintf(stderr, __FILE__ ":%d: %s", __LINE__, msg); abort(); } while(0)
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17 #endif
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18 #ifndef NOT_IMPLEMENT
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19 #define NOT_IMPLEMENT(func) \
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20 ERR(func " is not impmemented\n")
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21 #endif
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22
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23 static mb_img_data_t *
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24 img_ldr_dummy_load(mb_img_ldr_t *ldr, const char *img_id) {
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25 NOT_IMPLEMENT("img_ldr_dummy_load");
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26 return NULL;
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27 }
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28
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29 static void
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30 img_ldr_dummy_free(mb_img_ldr_t *ldr) {
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31 NOT_IMPLEMENT("img_ldr_dummy_free");
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32 }
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33
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34 mb_img_ldr_t *
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35 simple_mb_img_ldr_new(const char *img_repository) {
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36 return &img_ldr;
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37 }
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38