#include <stdio.h>
#include <sys/types.h>     /* for the direct structure */
#include <dirent.h>
#include <stdlib.h>
#include <string.h>
#include "ant.h"           /* for LinkList */
#include "libCfg_local.h"

LinkList LoadSCFs (char *path)
{
   DIR *dirp;
   struct dirent *direntp;
   StrHier S;
   LinkList L;
   char *pos;
   int len, count;

   L = NULL;

   if (path == NULL)
      return NULL;

   if ((dirp = opendir(path)) == NULL)
   {
      return NULL;
   }

   count = 0;
   while ( (direntp = readdir( dirp )) != NULL )
   {
      if ((len = strlen(direntp->d_name)) < 5)
         continue;

      if ((pos = strstr(direntp->d_name, ".SCF")) == NULL)
         continue;

      count++;
   }

   if (count <= 0)
      return NULL;

   if (!(S = StrHierCreateNodes(count)))
   {
      return NULL;
   }
   count = 0;
   rewinddir(dirp);
   while ( (direntp = readdir( dirp )) != NULL )
   {
      if ((len = strlen(direntp->d_name)) < 5)
         continue;

      if ((pos = strstr(direntp->d_name, ".SCF")) == NULL)
         continue;

      S[count].str = strdup(direntp->d_name);
      S[count].number = count+1;
      S[count].GetNextItems = SCFNextItems;
      L = LinkAppend(L, (void *)&S[count++]);
   }
   (void)closedir( dirp );

   return L;

}