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annotate lwlink/util.c @ 2:7317fbe024af
Clean up insane number of compiler warnings under -Wall
author | lost@l-w.ca |
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date | Thu, 20 Jan 2011 22:39:46 -0700 |
parents | 2c24602be78f |
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1 /* |
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2 util.c |
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3 Copyright © 2009 William Astle |
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4 |
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5 This file is part of LWLINK. |
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6 |
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7 LWLINK is free software: you can redistribute it and/or modify it under the |
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8 terms of the GNU General Public License as published by the Free Software |
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9 Foundation, either version 3 of the License, or (at your option) any later |
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10 version. |
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11 |
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12 This program is distributed in the hope that it will be useful, but WITHOUT |
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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15 more details. |
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16 |
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17 You should have received a copy of the GNU General Public License along with |
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18 this program. If not, see <http://www.gnu.org/licenses/>. |
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19 */ |
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20 |
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21 /* |
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22 Utility functions |
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23 */ |
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24 |
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25 #define __util_c_seen__ |
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26 #include <malloc.h> |
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27 #include <stdio.h> |
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28 #include <stdlib.h> |
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29 #include <string.h> |
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30 |
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31 #include "util.h" |
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32 |
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33 void *lw_malloc(int size) |
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34 { |
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35 void *ptr; |
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36 |
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37 ptr = malloc(size); |
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38 if (!ptr) |
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39 { |
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40 // bail out; memory allocation error |
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41 fprintf(stderr, "lw_malloc(): Memory allocation error\n"); |
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42 exit(1); |
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43 } |
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44 return ptr; |
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45 } |
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46 |
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47 void *lw_realloc(void *optr, int size) |
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48 { |
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49 void *ptr; |
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50 |
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51 if (size == 0) |
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52 { |
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53 lw_free(optr); |
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Clean up insane number of compiler warnings under -Wall
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54 return NULL; |
0
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55 } |
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56 |
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57 ptr = realloc(optr, size); |
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58 if (!ptr) |
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59 { |
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60 fprintf(stderr, "lw_realloc(): memory allocation error\n"); |
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61 exit(1); |
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62 } |
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63 return ptr; |
0
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64 } |
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65 |
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66 void lw_free(void *ptr) |
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67 { |
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68 if (ptr) |
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69 free(ptr); |
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70 } |
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71 |
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72 char *lw_strdup(const char *s) |
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73 { |
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74 char *d; |
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75 |
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76 if (!s) |
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77 return NULL; |
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78 |
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79 d = strdup(s); |
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80 if (!d) |
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81 { |
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82 fprintf(stderr, "lw_strdup(): memory allocation error\n"); |
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83 exit(1); |
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84 } |
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85 |
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86 return d; |
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87 } |