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1 // Copyright (C) 1999,2000 Bruce Guenter <bruceg@em.ca> |
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2 // |
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3 // This program is free software; you can redistribute it and/or modify |
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4 // it under the terms of the GNU General Public License as published by |
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5 // the Free Software Foundation; either version 2 of the License, or |
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6 // (at your option) any later version. |
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7 // |
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8 // This program is distributed in the hope that it will be useful, |
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9 // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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11 // GNU General Public License for more details. |
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12 // |
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13 // You should have received a copy of the GNU General Public License |
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14 // along with this program; if not, write to the Free Software |
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15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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16 |
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17 #include <config.h> |
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18 #include "strlist.h" |
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19 |
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20 static const char* compare(const char* ptr, const char* end, |
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21 const mystring& var, char suffix) |
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22 { |
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23 unsigned varlen = var.length(); |
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24 unsigned ptrlen = (unsigned)(end-ptr); |
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25 if(ptrlen > varlen && |
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26 !memcmp(var.c_str(), ptr, varlen) && |
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27 (suffix && ptr[varlen] == suffix)) |
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28 return ptr + varlen + (suffix ? 1 : 0); |
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29 return 0; |
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30 } |
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31 |
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32 const char* strlist::find(const mystring& str, const mystring& var, |
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33 char suffix) |
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34 { |
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35 const char* ptr = str.c_str(); |
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36 const char* end = ptr + str.length(); |
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37 const char* tmp; |
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38 while(ptr < end) { |
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39 if((tmp = compare(ptr, end, var, suffix)) != 0) |
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40 return tmp; |
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41 ptr += strlen(ptr) + 1; |
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42 } |
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43 return 0; |
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44 } |
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45 |
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46 mystring strlist::find(const mystring& var, char suffix) const |
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47 { |
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48 return find(datastr, var, suffix); |
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49 } |
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50 |
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51 void strlist::append(const mystring& str) |
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52 { |
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53 datastr = datastr + mystring::NUL + str; |
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54 } |