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annotate th_util.h @ 19:bbb243eba688

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Cosmetics.
author Matti Hamalainen <ccr@tnsp.org>
date Wed, 20 Apr 2011 14:57:42 +0300
parents c0d5c825894a
children a4f894105953
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1 /*
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2 * Generic utility-functions, macros and defaults
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3 * Programmed and designed by Matti 'ccr' Hamalainen
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4 * (C) Copyright 2002-2010 Tecnic Software productions (TNSP)
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5 *
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6 * Please read file 'COPYING' for information on license and distribution.
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7 */
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8 #ifndef _TH_UTIL_H
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9 #define _TH_UTIL_H
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10
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11 #ifdef __cplusplus
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12 extern "C" {
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13 #endif
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14
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15 #include "th_types.h"
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16 #include <stdarg.h>
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17 #include <stdlib.h>
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18 #include <sys/types.h>
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19 #ifndef HAVE_NO_ASSERT
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20 #include <assert.h>
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21 #endif
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22
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23 #ifdef HAVE_STRING_H
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24 #include <string.h>
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25 #define HAVE_MEMSET 1
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26 #else
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27 #ifdef HAVE_STRINGS_H
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28 #include <strings.h>
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29 #endif
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30 #endif
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31
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32 #ifdef HAVE_MEMORY_H
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33 #include <memory.h>
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34 #endif
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36
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37 #ifdef TH_NO_DEFAULTS
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38 #define TH_PROG_AUTHOR NULL
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39 #define TH_PROG_LICENSE NULL
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40 #else
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41 #define TH_PROG_AUTHOR "By Matti 'ccr' Hämäläinen (C) Copyright 2011 TNSP"
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42 #define TH_PROG_LICENSE "This software is licensed under GNU GPL version 2"
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43 #endif
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44
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45
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46 /* Replacement for assert() */
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47 #ifdef HAVE_NO_ASSERT
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48 # ifdef NDEBUG
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49 # define assert(NEXPR) /* stub */
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50 # else
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51 # define assert(NEXPR) do { if (!(NEXPR)) { fprintf(stderr, "[%s:%d] assert(" # NEXPR ") failed!\n", __FILE__, __LINE__); abort(); } } while (0)
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52 # endif
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53 #endif
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54
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55 /* Global variables
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56 */
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57 extern int th_verbosityLevel;
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58 extern char *th_prog_name,
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59 *th_prog_fullname,
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60 *th_prog_version,
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61 *th_prog_author,
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62 *th_prog_license;
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64 /* Functions
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65 */
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66 void th_init(char *progName, char *progFullName, char *progVersion,
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67 char *progAuthor, char *progLicense);
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68 void THERR(const char *, ...);
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69 void THMSG(int, const char *, ...);
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70 void THPRINT(int, const char *, ...);
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72 void THERR_V(const char *, va_list);
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73 void THMSG_V(int, const char *, va_list);
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74 void THPRINT_V(int, const char *, va_list);
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75
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76 void *th_malloc(size_t);
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77 void *th_calloc(size_t, size_t);
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78 void *th_realloc(void *, size_t);
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79 void th_free(void *);
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81 #ifdef HAVE_MEMSET
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82 #define th_memset memset
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83 #else
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84 void *th_memset(void *, int, size_t);
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85 #endif
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88 /* Doubly linked list handling
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89 */
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90 typedef struct _qlist_t {
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91 void *data;
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92 size_t num;
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93 struct _qlist_t *prev, *next;
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94 } qlist_t;
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95
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96
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97 qlist_t * th_llist_new(void *data);
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98 void th_llist_free(qlist_t *list);
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99 void th_llist_free_func(qlist_t *list, void (*freefunc)(void *data));
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100
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101 qlist_t * th_llist_append(qlist_t **list, void *data);
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102 qlist_t * th_llist_prepend(qlist_t **list, void *data);
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103 void th_llist_delete(qlist_t **list, const void *data);
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104 void th_llist_delete_node(qlist_t **list, qlist_t *node);
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105
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106 qlist_t * th_llist_get_nth(qlist_t *list, const size_t n);
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107 size_t th_llist_length(const qlist_t *list);
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108 ssize_t th_llist_position(const qlist_t *list, const qlist_t *node);
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109
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110 qlist_t * th_llist_find(qlist_t *list, const void *data);
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111 qlist_t * th_llist_find_func(qlist_t *list, const void *userdata, int (compare)(const void *, const void *));
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113
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114 #ifdef __cplusplus
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115 }
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116 #endif
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117 #endif /* _TH_UTIL_H */