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10
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1 /*
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2 --> The MMIO Portable Memory Management functions
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3 -> Divine Entertainment GameDev Libraries
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4
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5 Copyright © 1997 by Jake Stine and Divine Entertainment
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6
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7 */
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8
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9 #include "mmio.h"
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10
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11
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12 // Same as malloc, but sets error variable _mm_error when it failed
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13 void *_mm_malloc(size_t size)
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14 {
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15 void *d;
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16
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17 if((d=malloc(size))==NULL)
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18 { _mm_errno = MMERR_OUT_OF_MEMORY;
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19 if(_mm_errorhandler!=NULL) _mm_errorhandler();
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20 }
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21
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22 return d;
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23 }
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24
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25
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26 // Same as calloc, but sets error variable _mm_error when it failed
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27 void *_mm_calloc(size_t nitems, size_t size)
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28 {
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29 void *d;
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30
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31 if((d=calloc(nitems,size))==NULL)
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32 { _mm_errno = MMERR_OUT_OF_MEMORY;
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33 if(_mm_errorhandler!=NULL) _mm_errorhandler();
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34 }
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35
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36 return d;
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37 }
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38
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39
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40 #ifndef __WATCOMC__
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41 #ifndef __GNUC__
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42 // Same as Watcom's strdup function - allocates memory for a string
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43 // and makes a copy of it. Ruturns NULL if failed.
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44 CHAR *strdup(CHAR *src)
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45 {
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46 CHAR *buf;
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47
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48 if((buf = (CHAR *)_mm_malloc(strlen(src)+1)) == NULL)
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49 { _mm_errno = MMERR_OUT_OF_MEMORY;
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50 if(_mm_errorhandler!=NULL) _mm_errorhandler();
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51 return NULL;
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52 }
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53
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54 strcpy(buf,src);
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55 return buf;
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56 }
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57 #endif
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58 #endif
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59
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