#include <dirent.h>
#include <stdio.h>
#include <string.h>

int readplugins(void) {
  struct dirent *de;

  DIR *dr = opendir("/usr/share/thing/plugins/");

  if (dr == NULL) {
    printf("Could not open plugin capability directory "
           "(/usr/share/thing/plugins/)");
    return 1;
  }

  while ((de = readdir(dr)) != NULL) {
    // if filename shorter than  x.toml -> 6
    if (sizeof(de->d_name) / sizeof(de->d_name[0]) - 1 < 6)
      continue;

    // if it ends with toml
    char *ext = strrchr(de->d_name, '.');
    if (!(strcmp(ext, ".toml")))
      printf("%s\n", de->d_name);
  }

  closedir(dr);
  return 0;
}