#include <stdio.h>
#include <stdlib.h>
#include "sortlin.h"

#define MAXLEN 1000     /* max. duzina ulaznog reda */

int readlines( char *lineptr[], int maxlines)     /* ucitavanje ulaznog reda */
{
	int len, nlines;
    	char *p, line[MAXLEN]; // line je pomocni bafer
    	nlines = 0;
    	while((len = getline(line, MAXLEN)) > 0 )
		if( nlines >= maxlines || (p = (char *) malloc(len)) == NULL)
	     	return -1;
	 	else
	 {
	     	line[len - 1] = '\0';      /* izbaci novi red */
	     	strcpy(p, line);
	     	lineptr[nlines++] = p;
	}
	return nlines;
}

/* unos linije i odredjivanje duzine  (sa '\0') */
int getline( char s[], int lim )
{  	int c, i;
	i = 0;
   	while( --lim > 0 && (c = getchar()) != EOF && ( c != '\n' ) )
     			s[i++] = c;

   	if( c == '\n' )
	s[i++] = c;
     s[i] = '\0';
   	return i;
}