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1 | /* |
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2 | * This file is part of Crossfire TRT, the Multiplayer Online Role Playing Game. |
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3 | * |
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4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
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5 | * |
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6 | * Crossfire TRT 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 as published by the Free |
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8 | * Software Foundation; either version 2 of the License, or (at your option) |
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9 | * any later version. |
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10 | * |
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11 | * This program is distributed in the hope that it will be useful, but |
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12 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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13 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 | * for more details. |
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15 | * |
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16 | * You should have received a copy of the GNU General Public License along |
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17 | * with Crossfire TRT; if not, write to the Free Software Foundation, Inc. 51 |
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18 | * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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19 | * |
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20 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
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21 | */ |
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22 | |
| 1 | #ifndef SHSTR_H__ |
23 | #ifndef SHSTR_H__ |
| 2 | #define SHSTR_H__ |
24 | #define SHSTR_H__ |
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25 | |
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26 | #include <sstream> |
| 3 | |
27 | |
| 4 | #include "util.h" |
28 | #include "util.h" |
| 5 | |
29 | |
| 6 | extern int buf_overflow (const char *buf1, const char *buf2, int bufsize); |
30 | extern int buf_overflow (const char *buf1, const char *buf2, int bufsize); |
| 7 | |
31 | |
| … | |
… | |
| 27 | } |
51 | } |
| 28 | |
52 | |
| 29 | int length () const |
53 | int length () const |
| 30 | { |
54 | { |
| 31 | return length (s); |
55 | return length (s); |
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56 | } |
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57 | |
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58 | // returns wether this shared string begins with the given prefix, |
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59 | // used mainly for searched when users give only the start of a name. |
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60 | bool begins_with (const char *prefix) const |
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61 | { |
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62 | int plen = strlen (prefix); |
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63 | return !strncasecmp (s, prefix, plen) && length () >= plen; |
| 32 | } |
64 | } |
| 33 | |
65 | |
| 34 | static const char *find (const char *s); |
66 | static const char *find (const char *s); |
| 35 | static const char *intern (const char *s); |
67 | static const char *intern (const char *s); |
| 36 | |
68 | |
| … | |
… | |
| 82 | else |
114 | else |
| 83 | s = intern (str); |
115 | s = intern (str); |
| 84 | |
116 | |
| 85 | return *this; |
117 | return *this; |
| 86 | } |
118 | } |
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119 | |
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120 | bool operator ==(const shstr &b) |
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121 | { |
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122 | return s == b.s; |
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123 | } |
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124 | |
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125 | bool operator !=(const shstr &b) |
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126 | { |
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127 | return !(*this == b); |
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128 | } |
| 87 | }; |
129 | }; |
| 88 | |
130 | |
| 89 | inline int strlen (const shstr &sh) |
131 | inline int strlen (const shstr &sh) |
| 90 | { |
132 | { |
| 91 | return sh.length (); |
133 | return sh.length (); |
| 92 | } |
134 | } |
| 93 | |
135 | |
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136 | inline int strcmp (const shstr &a, const shstr &b) |
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137 | { |
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138 | // TODO: use this to find all the occurences of people using strcmp |
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139 | // all uses should be bogus, as we should be never interested in |
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140 | // comparing shstr's alphabetically |
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141 | #if 0 |
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142 | extern void do_not_use_strcmp_to_compare_shstr_values (); |
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143 | do_not_use_strcmp_to_compare_shstr_values (); |
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144 | #endif |
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145 | return a != b; |
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146 | } |
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147 | |
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148 | static std::ostream &operator <<(std::ostream &o, const shstr &sh) |
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149 | { |
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150 | o.write (sh.s, sh.length ()); |
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151 | return o; |
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152 | } |
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153 | |
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154 | // only good for mass comparisons to shstr objects |
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155 | struct shstr_cmp |
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156 | { |
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157 | const char *s; |
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158 | |
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159 | explicit shstr_cmp (const char *s) |
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160 | : s (shstr::find (s)) |
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161 | { |
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162 | } |
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163 | |
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164 | shstr_cmp (const shstr_cmp &sh) |
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165 | : s (sh.s) |
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166 | { |
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167 | } |
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168 | |
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169 | shstr_cmp &operator =(const shstr_cmp sh) { s = sh.s; return *this; } |
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170 | operator const char *() const { return s; } |
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171 | }; |
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172 | |
| 94 | inline bool operator ==(const shstr &a, const shstr &b) |
173 | inline bool operator ==(const shstr_cmp &a, const shstr &b) |
| 95 | { |
174 | { |
| 96 | return a.s == b.s; |
175 | return a.s == b.s; |
| 97 | } |
176 | } |
| 98 | |
177 | |
| 99 | inline bool operator !=(const shstr &a, const shstr &b) |
178 | inline bool operator ==(const shstr &a, const shstr_cmp &b) |
| 100 | { |
179 | { |
| 101 | return !(a == b); |
180 | return b == a; |
| 102 | } |
181 | } |
| 103 | |
182 | |
| 104 | extern const shstr undead_name; /* Used in hit_player() in main.c */ |
183 | extern const shstr undead_name; /* Used in hit_player() in main.c */ |
| 105 | |
184 | |
| 106 | #endif |
185 | #endif |
