Traditionally empty string in config is represented as NULL

cesanta · Apr 27, 2021 · 2e2c26f · 2e2c26f
1 parent 8c0c40a
commit 2e2c26f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/mgos_config_util.c b/src/mgos_config_util.c
@@ -513,6 +513,10 @@ bool mgos_conf_copy_str(const char *s, const char **copy) {
     *copy = (char *) s;
     return true;
   }
+  if (*s == '\0') {
+    *copy = NULL;
+    return true;
+  }
   *copy = strdup(s);
   return (*copy != NULL);
 }