Mercurial > hg > th-libs
annotate th_util.h @ 33:06a72c643460
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author | Matti Hamalainen <ccr@tnsp.org> |
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date | Sat, 11 Jun 2011 12:52:57 +0300 |
parents | a4f894105953 |
children | e031a062b731 |
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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 |
16 | 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> |
16 | 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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35 |
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36 |
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37 #ifdef TH_NO_DEFAULTS |
6 | 38 #define TH_PROG_AUTHOR NULL |
39 #define TH_PROG_LICENSE NULL | |
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40 #else |
18 | 41 #define TH_PROG_AUTHOR "By Matti 'ccr' Hämäläinen (C) Copyright 2011 TNSP" |
6 | 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 */ |
19 | 57 extern int th_verbosityLevel; |
58 extern char *th_prog_name, | |
59 *th_prog_fullname, | |
60 *th_prog_version, | |
61 *th_prog_author, | |
62 *th_prog_license; | |
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63 |
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64 /* Functions |
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65 */ |
6 | 66 void th_init(char *progName, char *progFullName, char *progVersion, |
19 | 67 char *progAuthor, char *progLicense); |
6 | 68 void THERR(const char *, ...); |
69 void THMSG(int, const char *, ...); | |
70 void THPRINT(int, const char *, ...); | |
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71 |
11 | 72 void THERR_V(const char *, va_list); |
73 void THMSG_V(int, const char *, va_list); | |
74 void THPRINT_V(int, const char *, va_list); | |
75 | |
6 | 76 void *th_malloc(size_t); |
77 void *th_calloc(size_t, size_t); | |
78 void *th_realloc(void *, size_t); | |
79 void th_free(void *); | |
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80 |
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81 #ifdef HAVE_MEMSET |
6 | 82 #define th_memset memset |
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83 #else |
6 | 84 void *th_memset(void *, int, size_t); |
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85 #endif |
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86 |
16 | 87 |
88 /* Doubly linked list handling | |
89 */ | |
90 typedef struct _qlist_t { | |
91 void *data; | |
92 size_t num; | |
93 struct _qlist_t *prev, *next; | |
94 } qlist_t; | |
95 | |
96 | |
97 qlist_t * th_llist_new(void *data); | |
98 void th_llist_free(qlist_t *list); | |
99 void th_llist_free_func(qlist_t *list, void (*freefunc)(void *data)); | |
100 | |
101 qlist_t * th_llist_append(qlist_t **list, void *data); | |
102 qlist_t * th_llist_prepend(qlist_t **list, void *data); | |
103 void th_llist_delete(qlist_t **list, const void *data); | |
104 void th_llist_delete_node(qlist_t **list, qlist_t *node); | |
105 | |
106 qlist_t * th_llist_get_nth(qlist_t *list, const size_t n); | |
107 size_t th_llist_length(const qlist_t *list); | |
108 ssize_t th_llist_position(const qlist_t *list, const qlist_t *node); | |
109 | |
110 qlist_t * th_llist_find(qlist_t *list, const void *data); | |
111 qlist_t * th_llist_find_func(qlist_t *list, const void *userdata, int (compare)(const void *, const void *)); | |
112 | |
113 | |
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114 /* Ringbuffer implementation |
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115 */ |
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116 typedef struct { |
33 | 117 char **data; |
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118 int n, size; |
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119 void (*deallocator)(void *); |
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120 } qringbuf_t; |
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121 |
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122 qringbuf_t * th_ringbuf_new(const size_t size, void (*mdeallocator)(void *)); |
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123 BOOL th_ringbuf_grow(qringbuf_t *buf, const size_t n); |
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124 void th_ringbuf_free(qringbuf_t *buf); |
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125 void th_ringbuf_add(qringbuf_t *buf, void *ptr); |
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126 |
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127 |
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128 #ifdef __cplusplus |
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129 } |
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130 #endif |
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131 #endif /* _TH_UTIL_H */ |