Mercurial > repos > blastem
annotate util.c @ 495:39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
author | Mike Pavone <pavone@retrodev.com> |
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date | Mon, 28 Oct 2013 19:37:30 -0700 |
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children | 6fc71114d145 |
rev | line source |
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495
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
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1 #include <string.h> |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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2 #include <stdlib.h> |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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3 #include <stdio.h> |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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4 #include <ctype.h> |
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Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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5 |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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6 char * alloc_concat(char * first, char * second) |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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7 { |
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Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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8 int flen = strlen(first); |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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9 int slen = strlen(second); |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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10 char * ret = malloc(flen + slen + 1); |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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11 memcpy(ret, first, flen); |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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12 memcpy(ret+flen, second, slen+1); |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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13 return ret; |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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14 } |
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Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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15 |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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16 char * alloc_concat_m(int num_parts, char ** parts) |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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17 { |
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18 int total = 0; |
39cad98d2789
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19 for (int i = 0; i < num_parts; i++) { |
39cad98d2789
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20 total += strlen(parts[i]); |
39cad98d2789
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21 } |
39cad98d2789
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Mike Pavone <pavone@retrodev.com>
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22 char * ret = malloc(total + 1); |
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23 *ret = 0; |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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24 for (int i = 0; i < num_parts; i++) { |
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25 strcat(ret, parts[i]); |
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26 } |
39cad98d2789
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27 return ret; |
39cad98d2789
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28 } |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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29 |
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30 long file_size(FILE * f) |
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31 { |
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32 fseek(f, 0, SEEK_END); |
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33 long fsize = ftell(f); |
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34 fseek(f, 0, SEEK_SET); |
39cad98d2789
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35 return fsize; |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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36 } |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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37 |
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38 char * strip_ws(char * text) |
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Mike Pavone <pavone@retrodev.com>
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39 { |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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40 while (*text && (!isprint(*text) || isblank(*text))) |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
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parents:
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41 { |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
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42 text++; |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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43 } |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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44 char * ret = text; |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
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45 text = ret + strlen(ret) - 1; |
39cad98d2789
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Mike Pavone <pavone@retrodev.com>
parents:
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46 while (text > ret && (!isprint(*text) || isblank(*text))) |
39cad98d2789
Allow OpenGL support to be disabled at compile time. Move generic utility functions out of config.c
Mike Pavone <pavone@retrodev.com>
parents:
diff
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47 { |
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Mike Pavone <pavone@retrodev.com>
parents:
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48 *text = 0; |
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49 text--; |
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50 } |
39cad98d2789
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Mike Pavone <pavone@retrodev.com>
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51 return ret; |
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Mike Pavone <pavone@retrodev.com>
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52 } |
39cad98d2789
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Mike Pavone <pavone@retrodev.com>
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53 |
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54 char * split_keyval(char * text) |
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55 { |
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56 while (*text && !isblank(*text)) |
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Mike Pavone <pavone@retrodev.com>
parents:
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57 { |
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58 text++; |
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59 } |
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60 if (!*text) { |
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61 return text; |
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62 } |
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63 *text = 0; |
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64 return text+1; |
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65 } |