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Diffstat (limited to 'src/util.h')
| -rw-r--r-- | src/util.h | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/src/util.h b/src/util.h deleted file mode 100644 index 691184d..0000000 --- a/src/util.h +++ /dev/null | |||
| @@ -1,187 +0,0 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (C) 2007-2011 Xagasoft, All rights reserved. | ||
| 3 | * | ||
| 4 | * This file is part of the libbu++ library and is released under the | ||
| 5 | * terms of the license contained in the file LICENSE. | ||
| 6 | */ | ||
| 7 | |||
| 8 | #ifndef BU_UTIL_H | ||
| 9 | #define BU_UTIL_H | ||
| 10 | |||
| 11 | #ifndef NULL | ||
| 12 | # define NULL 0 | ||
| 13 | #endif | ||
| 14 | |||
| 15 | /* I borrowed this from someone who borrowed it from glib who borrowed it | ||
| 16 | * from... | ||
| 17 | */ | ||
| 18 | #if (__GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) | ||
| 19 | # define DEPRECATED __attribute__((__deprecated__)) | ||
| 20 | #else | ||
| 21 | # define DEPRECATED | ||
| 22 | #endif /* __GNUC__ */ | ||
| 23 | |||
| 24 | #include <string.h> | ||
| 25 | |||
| 26 | namespace Bu | ||
| 27 | { | ||
| 28 | /** | ||
| 29 | * Swap the value of two variables, uses references, so it's pretty safe. | ||
| 30 | * Objects passed in must support a basic assignemnt operator (=); | ||
| 31 | *@param a Variable to recieve the value of parameter b | ||
| 32 | *@param b Variable to recieve the value of parameter a | ||
| 33 | */ | ||
| 34 | template<typename item> | ||
| 35 | void swap( item &a, item &b ) | ||
| 36 | { | ||
| 37 | item tmp = a; | ||
| 38 | a = b; | ||
| 39 | b = tmp; | ||
| 40 | } | ||
| 41 | |||
| 42 | #ifdef WIN32 | ||
| 43 | #warning: removing min and max win32 macros because of compile conflict | ||
| 44 | #undef min | ||
| 45 | #undef max | ||
| 46 | #endif | ||
| 47 | /** | ||
| 48 | * Finds the lesser of the two objects, objects passed in must be | ||
| 49 | * less-than-comparable. | ||
| 50 | *@param a A value to test. | ||
| 51 | *@param b Another value to test. | ||
| 52 | *@returns A reference to the lesser of a or b. | ||
| 53 | */ | ||
| 54 | template<typename item> | ||
| 55 | const item &min( const item &a, const item &b ) | ||
| 56 | { | ||
| 57 | return a<b?a:b; | ||
| 58 | } | ||
| 59 | |||
| 60 | /** | ||
| 61 | * Finds the lesser of the two objects, objects passed in must be | ||
| 62 | * less-than-comparable. | ||
| 63 | *@param a A value to test. | ||
| 64 | *@param b Another value to test. | ||
| 65 | *@returns A reference to the lesser of a or b. | ||
| 66 | */ | ||
| 67 | template<typename item> | ||
| 68 | item &min( item &a, item &b ) | ||
| 69 | { | ||
| 70 | return a<b?a:b; | ||
| 71 | } | ||
| 72 | |||
| 73 | /** | ||
| 74 | * Finds the greater of the two objects, objects passed in must be | ||
| 75 | * less-than-comparable. | ||
| 76 | *@param a A value to test. | ||
| 77 | *@param b Another value to test. | ||
| 78 | *@returns A reference to the greater of a or b. | ||
| 79 | */ | ||
| 80 | template<typename item> | ||
| 81 | const item &max( const item &a, const item &b ) | ||
| 82 | { | ||
| 83 | return b<a?a:b; | ||
| 84 | } | ||
| 85 | |||
| 86 | /** | ||
| 87 | * Finds the greater of the two objects, objects passed in must be | ||
| 88 | * less-than-comparable. | ||
| 89 | *@param a A value to test. | ||
| 90 | *@param b Another value to test. | ||
| 91 | *@returns A reference to the greater of a or b. | ||
| 92 | */ | ||
| 93 | template<typename item> | ||
| 94 | item &max( item &a, item &b ) | ||
| 95 | { | ||
| 96 | return b<a?a:b; | ||
| 97 | } | ||
| 98 | |||
| 99 | /** | ||
| 100 | * Given three objects this finds the one between the other two. | ||
| 101 | *@param a A value to test. | ||
| 102 | *@param b Another value to test. | ||
| 103 | *@param c Yet another value to test. | ||
| 104 | *@returns A reference to the mid-value of a, b, and c. | ||
| 105 | */ | ||
| 106 | template<typename item> | ||
| 107 | const item &mid( const item &a, const item &b, const item &c ) | ||
| 108 | { | ||
| 109 | return min( max( a, b ), c ); | ||
| 110 | } | ||
| 111 | |||
| 112 | /** | ||
| 113 | * Given three objects this finds the one between the other two. | ||
| 114 | *@param a A value to test. | ||
| 115 | *@param b Another value to test. | ||
| 116 | *@param c Yet another value to test. | ||
| 117 | *@returns A reference to the mid-value of a, b, and c. | ||
| 118 | */ | ||
| 119 | template<typename item> | ||
| 120 | item &mid( item &a, item &b, item &c ) | ||
| 121 | { | ||
| 122 | return min( max( a, b ), c ); | ||
| 123 | } | ||
| 124 | |||
| 125 | // | ||
| 126 | // Basic comparison functors | ||
| 127 | // | ||
| 128 | /** | ||
| 129 | * Simple less-than comparison functor. Objects being used should be | ||
| 130 | * less-than-comparable. | ||
| 131 | */ | ||
| 132 | template<typename item> | ||
| 133 | struct __basicLTCmp | ||
| 134 | { | ||
| 135 | bool operator()( const item &a, const item &b ) | ||
| 136 | { | ||
| 137 | return a < b; | ||
| 138 | } | ||
| 139 | }; | ||
| 140 | |||
| 141 | /** | ||
| 142 | * Simple greater-than comparison functor. Objects being used should be | ||
| 143 | * greater-than-comparable. | ||
| 144 | */ | ||
| 145 | template<typename item> | ||
| 146 | struct __basicGTCmp | ||
| 147 | { | ||
| 148 | bool operator()( const item &a, const item &b ) | ||
| 149 | { | ||
| 150 | return a > b; | ||
| 151 | } | ||
| 152 | }; | ||
| 153 | |||
| 154 | /** | ||
| 155 | * As __basicLTCmp but dereferences the passed in pointers before comparing. | ||
| 156 | */ | ||
| 157 | template<typename item> | ||
| 158 | struct __basicPtrLTCmp | ||
| 159 | { | ||
| 160 | bool operator()( const item &a, const item &b ) | ||
| 161 | { | ||
| 162 | return *a < *b; | ||
| 163 | } | ||
| 164 | }; | ||
| 165 | |||
| 166 | /** | ||
| 167 | * As __basicGTCmp but dereferences the passed in pointers before comparing. | ||
| 168 | */ | ||
| 169 | template<typename item> | ||
| 170 | struct __basicPtrGTCmp | ||
| 171 | { | ||
| 172 | bool operator()( const item &a, const item &b ) | ||
| 173 | { | ||
| 174 | return *a > *b; | ||
| 175 | } | ||
| 176 | }; | ||
| 177 | |||
| 178 | /** | ||
| 179 | * Get the number of days in the month in the gregorian calendar, taking | ||
| 180 | * leap years into account. | ||
| 181 | */ | ||
| 182 | int getDaysInMonth( int iMonth, int iYear ); | ||
| 183 | |||
| 184 | void memcpy( void *pDest, const void *pSrc, size_t iBytes ); | ||
| 185 | }; | ||
| 186 | |||
| 187 | #endif | ||
