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  1. #include<stdio.h>
  2. #include<stdlib.h>
  3. #include<string.h>
  4.  
  5. void ArraySize(FILE *fptr, int *maxLine, int *lineMaxChar);
  6. void Initialize(char ***data, int maxLine, int lineMaxChar);
  7. void FreeMalloc(char ***data, int maxLine);
  8.  
  9. int main(int argc, char *argv[])
  10. {
  11.      FILE *fptr;
  12.      char **data;
  13.      int lineMaxChar = 0, maxLine = 0;
  14.      int i,j;
  15.      char buf[100];
  16.  
  17.      if(argc == 2)
  18.      {
  19.          fptr = fopen(argv[1], "r");
  20.          ArraySize(fptr, &maxLine, &lineMaxChar);
  21.          Initialize(&data, maxLine, lineMaxChar);
  22.          rewind(fptr);
  23.          for(i = 0;fgets(data[i], lineMaxChar, fptr) != NULL; i++);
  24.          {
  25.              fgets(data[i], lineMaxChar, fptr);
  26.          }
  27.          FreeMalloc(&data, maxLine);
  28.  
  29.      }
  30.  
  31. }
  32.  
  33. void ArraySize(FILE *fptr, int *maxLine, int *lineMaxChar)
  34. {
  35.      int ch, count = 0;
  36.      while((ch = fgetc(fptr)) != EOF)
  37.      {
  38.          count++;
  39.          if(ch == '\n')
  40.          {
  41.              (*maxLine)++;
  42.              if(count > *lineMaxChar)
  43.              {
  44.                  *lineMaxChar = count;
  45.              }
  46.              count = 0;
  47.          }
  48.      }
  49. }
  50.  
  51. void Initialize(char ***data, int maxLine, int lineMaxChar)
  52. {
  53.      int i;
  54.      *data = calloc(maxLine, sizeof(char *));
  55.      for(i = 0; i < maxLine; i++)
  56.      {
  57.          (*data)[i] = calloc(lineMaxChar, sizeof(char));
  58.      }
  59.  
  60. }
  61.  
  62. void FreeMalloc(char ***data, int maxLine)
  63. {
  64.      int i;
  65.      for(i = 0; i < maxLine; i++)
  66.      {
  67.          free((*data)[i]);
  68.      }
  69.      free(*data);
  70. }
Success #stdin #stdout 0s 2164KB
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https://ideone.com/0nA39U
language:
C (gcc 8.3)
created:
9 years ago
visibility:
public

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