update: refactor and rename

src/util.c

@@ -18,16 +18,6 @@ bool eq(char *s1, char *s2) {
   return strcmp(s1, s2) == 0;
 }
 
-bool joinhome(char *res, char *path) {
-  char *homedir = getenv("HOME");
-
-  if (NULL == homedir)
-    return false;
-
-  snprintf(res, PATH_MAX, "%s/%s", homedir, path);
-  return true;
-}
-
 bool exists(char *path) {
   return access(path, F_OK) == 0;
 }