Re: lug-bg: grep ? cat? tail?

[edac@xxxxxxxxxxx (Ilia Trendafilov)]

> Ako nqkoi sega natrqska edin parser na C kolekciqta funkcionalni resheniq
> shte e pylna :)

/*
WARNING!!! Highly insecure&&exploitable code
*/

#include <stdio.h>
#include <errno.h>

int main(int argc,char *argv[])
{
  FILE *f;
  int s,e,c=0;
  char l[100000];
  
  if (argc!=4)
  {
    printf("Usage: %s <filename> <start> <end>\n",argv[0]);
    return 1;
  }
  
  if ((f=fopen(argv[1],"r"))==NULL) {perror("fopen()");return 1;}

  sscanf(argv[2],"%d",&s);
  sscanf(argv[3],"%d",&e);

  while (fgets(l,100000,f))
  {
    c++;
    if ((s<=c)&&(c<=e)) fputs(l,stdout);
    if (c>e) break;
  }

  fclose(f);
  return 0;
}

Tva go napisah za 5 minuti just for fun, znam che sigurno e bugavo :)
Ama poneje kolegata otpravi predizvikatelstvo :)
Moga i na C++ s iostreams da go napisha, ama aide tova niakoi drug :)
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