(gdb) bt
#0  0x00007fe9905aa428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#1  0x00007fe9905ac187 in __GI_abort () at abort.c:118
#2  0x00007fe9905ec7ea in __libc_message (do_abort=do_abort@entry=2,
    fmt=fmt@entry=0x7fe990705ed8 "*** Error in `%s': %s: 0x%s ***\n")
    at ../sysdeps/posix/libc_fatal.c:175
#3  0x00007fe9905f537a in malloc_printerr (ar_ptr=<optimized out>, ptr=<optimized out>,
    str=0x7fe990706008 "double free or corruption (!prev)", action=3) at malloc.c:5006
#4  _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3867
#5  0x00007fe9905f953c in __GI___libc_free (mem=mem@entry=0x1c790e0) at malloc.c:2968
#6  0x00007fe9905e2363 in _IO_new_fclose (fp=0x1c790e0) at iofclose.c:84
#7  0x000000000042e242 in nacitajmakra (user=0x7fe98f7cc010) at lmy.c:8714
#8  0x0000000000409364 in connect_user (user=0x7fe98f7cc010) at lmy.c:2368
#9  0x00000000004079d3 in login (user=0x7fe98f7cc010, inpstr=0x7ffc973ebed0 "nikto") at lmy.c:2081
#10 0x0000000000402929 in main (argc=1, argv=0x7ffc973ec7a8) at lmy.c:518
(gdb)


int nacitajmakra(user)
UR_OBJECT user;
{
char filename[80],line[250];
char *lajn;
int i,lines=0,ch=0;
FILE *fp;

sprintf(filename,"%s/%s.mac",USERFILES,user->name);

//spocita riadky:
if (!(fp=fopen(filename,"r"))) { write_user(user,"~FTMakier: 0  | "); return 0; }
while(!feof(fp))
  { ch = fgetc(fp);
    if(ch == '\n') { lines++; }
  }
fclose(fp);
lines--; //kvoli poslednemu blank riadku
sprintf(text,"~FTMakier: %d  | ",lines);
write_user(user,text);
if (lines>0)
 {
  if (!(fp=fopen(filename,"r"))) return 0;
  for(i=0;i<lines;i++)
   {
    fgets(line,250,fp);
    clear_words();
    word_count=wordfind(line);
    strcpy(user->makro[i],word[0]);
    lajn=remove_first(line);
    if (lajn[strlen(lajn)-1]=='\n') lajn[strlen(lajn)-1]='\0';
    strcpy(user->akcia[i],lajn);
    //ak najde makro auto, rovno ho vykona
   }
  fclose(fp);
 }
return 0;
}