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2999
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1 /* xrealloc.c: realloc with error checking. |
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2 |
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3 Copyright (C) 1992, 93 Free Software Foundation, Inc. |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Library General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Library General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Library General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
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18 |
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3172
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19 #include <stdio.h> |
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20 #include <kpathsea/config.h> |
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2999
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21 |
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3172
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22 extern void *xmalloc P1H(unsigned); |
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2999
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23 |
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24 void * |
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3172
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25 xrealloc P2C(void *, old_ptr, unsigned, size) |
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2999
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26 { |
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27 void *new_mem; |
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28 |
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29 if (old_ptr == NULL) |
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30 new_mem = xmalloc (size); |
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31 else |
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32 { |
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33 new_mem = (void *) realloc (old_ptr, size); |
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34 if (new_mem == NULL) |
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35 { |
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36 /* We used to print OLD_PTR here using %x, and casting its |
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37 value to unsigned, but that lost on the Alpha, where |
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38 pointers and unsigned had different sizes. Since the info |
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39 is of little or no value anyway, just don't print it. */ |
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40 fprintf (stderr, "fatal: memory exhausted (realloc of %u bytes).\n", |
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41 size); |
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42 /* 1 means success on VMS, so pick a random number (ASCII `B'). */ |
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43 exit (66); |
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44 } |
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45 } |
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46 |
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47 return new_mem; |
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48 } |
