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By: a guest on Jun 21st, 2012  |  syntax: C  |  size: 1.00 KB  |  views: 33  |  expires: Never
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  1. #include <stdio.h>
  2. #include <regex.h>
  3.  
  4. #define size 1024
  5.  
  6. int main(int argc, char **argv){
  7.         FILE *fp;
  8.         char line[size];
  9.         regex_t re[33];
  10.         int x;
  11.         const char *filename = "enwik8";
  12.         const char *strings[] = {"\bhome\b", "\bdear\b", "\bhouse\b", "\bdog\b", "\bcat\b", "\bblue\b", "\bred\b", "\bgreen\b", "\bbox\b", "\bwoman\b", "\bman\b", "\bwomen\b", "\bfull\b", "\bempty\b", "\bleft\b", "\bright\b", "\btop\b", "\bhelp\b", "\bneed\b", "\bwrite\b", "\bread\b", "\btalk\b", "\bgo\b", "\bstay\b", "\bupper\b", "\blower\b", "\bI\b", "\byou\b", "\bhe\b", "\bshe\b", "\bwe\b", "\bthey\b"};      
  13.  
  14.         for(x = 0; x < 33; x++){
  15.                 if(regcomp(&re[x], strings[x], REG_EXTENDED) != 0){
  16.                         printf("Failed to compile regex '%s'\n", strings[x]);
  17.  
  18.                         return -1;
  19.                 }              
  20.         }
  21.  
  22.         fp = fopen(filename, "r");
  23.                  
  24.         if(fp == 0){
  25.                 printf("Failed to open file %s\n", filename);
  26.        
  27.                 return -1;
  28.         }
  29.  
  30.         while((fgets(line, size, fp)) != NULL){
  31.                 for(x = 0; x < 33; x++){
  32.                         regexec(&re[x], line, 0, NULL, 0);
  33.                 }
  34.         }
  35.  
  36.         return 0;
  37. }