1 |
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2 /* |
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3 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. |
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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5 * |
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6 * This code is free software; you can redistribute it and/or modify it |
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7 * under the terms of the GNU General Public License version 2 only, as |
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8 * published by the Free Software Foundation. |
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9 * |
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10 * This code is distributed in the hope that it will be useful, but WITHOUT |
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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13 * version 2 for more details (a copy is included in the LICENSE file that |
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14 * accompanied this code). |
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15 * |
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16 * You should have received a copy of the GNU General Public License version |
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17 * 2 along with this work; if not, write to the Free Software Foundation, |
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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19 * |
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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21 * or visit www.oracle.com if you need additional information or have any |
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22 * questions. |
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23 * |
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24 */ |
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25 |
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26 #include <stdio.h> |
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27 #include <string.h> |
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28 #include "jli_util.h" |
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29 |
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30 #ifdef GAMMA |
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31 #ifdef TARGET_OS_FAMILY_windows |
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32 #define strdup _strdup |
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33 #endif |
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34 #endif |
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35 |
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36 /* |
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37 * Returns a pointer to a block of at least 'size' bytes of memory. |
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38 * Prints error message and exits if the memory could not be allocated. |
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39 */ |
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40 void * |
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41 JLI_MemAlloc(size_t size) |
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42 { |
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43 void *p = malloc(size); |
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44 if (p == 0) { |
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45 perror("malloc"); |
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46 exit(1); |
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47 } |
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48 return p; |
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49 } |
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50 |
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51 /* |
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52 * Equivalent to realloc(size). |
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53 * Prints error message and exits if the memory could not be reallocated. |
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54 */ |
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55 void * |
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56 JLI_MemRealloc(void *ptr, size_t size) |
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57 { |
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58 void *p = realloc(ptr, size); |
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59 if (p == 0) { |
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60 perror("realloc"); |
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61 exit(1); |
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62 } |
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63 return p; |
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64 } |
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65 |
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66 /* |
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67 * Wrapper over strdup(3C) which prints an error message and exits if memory |
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68 * could not be allocated. |
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69 */ |
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70 char * |
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71 JLI_StringDup(const char *s1) |
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72 { |
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73 char *s = strdup(s1); |
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74 if (s == NULL) { |
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75 perror("strdup"); |
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76 exit(1); |
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77 } |
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78 return s; |
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79 } |
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80 |
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81 /* |
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82 * Very equivalent to free(ptr). |
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83 * Here to maintain pairing with the above routines. |
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84 */ |
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85 void |
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86 JLI_MemFree(void *ptr) |
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87 { |
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88 free(ptr); |
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89 } |
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