#include <stdio.h>

#include "list_file.h"

#define BUF_SIZE 1024

List_Entry *
list_file_load(const char *filename)
{
   List_Entry *ret = NULL;
   char buf[BUF_SIZE] = "";
   FILE *file;
   file = fopen(filename, "r");
   if (!file)
     {
        perror("Failed opening list file");
        return NULL;
     }

   while (fgets(buf, BUF_SIZE, file))
     {
        /* Skip comment/empty lines. */
        if ((*buf == '#') || (*buf == '\n') || (!*buf))
           continue;

        char *tmp;
        List_Entry *cur = calloc(1, sizeof(*cur));
        cur->name = strdup(buf);

        /* Set the command to the second half and put a \0 in between. */
        tmp = strchr(cur->name, ' ');
        if (tmp)
          {
             *tmp = '\0';
             cur->command = tmp + 1;
          }
        else
          {
             /* FIXME: error. */
             cur->command = "";
          }

        /* Replace the newline char with a \0. */
        tmp = strchr(cur->command, '\n');
        if (tmp)
          {
             *tmp = '\0';
          }

        ret = EINA_INLIST_CONTAINER_GET(
              eina_inlist_append(EINA_INLIST_GET(ret), EINA_INLIST_GET(cur)),
              List_Entry);
     }

   return ret;
}

void
list_file_free(List_Entry *list)
{
   while (list)
     {
        List_Entry *ent = list;
        list = EINA_INLIST_CONTAINER_GET(EINA_INLIST_GET(list)->next,
              List_Entry);

        free(ent->name);
        free(ent);
        /* we don't free ent->command because it's allocated together. */
     }
}