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annotate src/libmlk-core/core/util.c @ 320:8f9937403749

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misc: improve loading of data
author David Demelier <markand@malikania.fr>
date Fri, 01 Oct 2021 20:30:00 +0200
parents libmlk-core/core/util.c@3bfaaf5342a9
children 460c78706989
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1 /*
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2 * util.c -- utilities
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3 *
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4 * Copyright (c) 2020-2021 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 <assert.h>
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20 #include <limits.h>
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21 #include <stdlib.h>
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22
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23 #include <SDL.h>
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25 #include <port/port.h>
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27 #include "util.h"
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29 void
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30 util_delay(unsigned int ms)
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31 {
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32 SDL_Delay(ms);
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33 }
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35 const char *
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36 util_pathf(const char *fmt, ...)
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37 {
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38 static char path[PATH_MAX];
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39 va_list ap;
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40
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41 va_start(ap, fmt);
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42 vsnprintf(path, sizeof (path), fmt, ap);
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43 va_end(ap);
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44
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45 return path;
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46 }
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47
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48 unsigned int
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49 util_nrand(unsigned int lower, unsigned int upper)
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50 {
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51 assert(upper <= RAND_MAX);
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52
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53 return (rand() % (upper - lower)) + lower;
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54 }