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initdb.sh

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  • cf_file.c 2.65 KiB
    #include<stdio.h>
    #include<stdlib.h>
    #include<string.h>
    #include"util.h"
    
    
    int *cff_max_value_per_column(char *cff_filename, int n)
    {
      char buffer[10000]; /* ugly */
      char *token;
      int i;
      int col;
      int *max_array = (int *)memalloc(n * sizeof(int));
      for(i = 0; i < n; i++){
        max_array[i] = 0;
      }
      FILE *f = myfopen(cff_filename, "r");
    
      while(fgets(buffer, 10000, f)){
        token = strtok(buffer, "\t");
        col = 0;
        while(token){
          if(max_array[col] < atoi(token)){
    	max_array[col] = atoi(token);
          }
          token = strtok(NULL , "\t");
          col++;
        }
      }
      fclose(f);
      return max_array;
    }
    
    int cff_look_for_number_of_columns(char *cff_filename)
    {
      int nb_col = 0;
      FILE *f = myfopen(cff_filename, "r");
      char buffer[10000]; /* ugly */
      char *token;
      
      fgets(buffer, 10000, f);
      token = strtok(buffer, "\t");
      while(token){
        nb_col++;
        token = strtok(NULL , "\t");
      }
      
      fclose(f);
      return nb_col;
    }
    
    
    void look_for_number_of_features_and_classes(char *filename, int *max_feat, int *max_class)
    {
      char buffer[10000];
      FILE *f = fopen(filename, "r");
      char *token;
      int nb;
    
      *max_feat = 0;
      *max_class = 0;
      if(f == NULL)
        return;
      while(fgets(buffer, 10000, f)){
        buffer[strlen(buffer) - 1] = '\0';
        token = strtok(buffer, "\t");
        nb = atoi(token);
        if(nb > *max_class) *max_class = nb;
        while((token = strtok(NULL, "\t"))){
          nb = atoi(token);