Double check before erasing



#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>

int main(int argc, char *argv[])
{
  char str[80];

  if( argc != 2) {
    printf("usage: xerase <filename>\n");
    exit(1);
  }

  printf("Erase %s? (Y/N): ", argv[1]);
  gets(str);

  if(toupper( *str ) == 'Y')
    if(remove( argv[ 1 ])) {
      printf("Cannot erase file.\n");
      exit(1);
    }
  return 0; 
}

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Double check before erasing : Char « Data Type « C / ANSI-C

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