json_pointer: fix comments about printf() variants of set/get()

These were wrong. Some details about the json_pointer_setf() &
json_pointer_getf() were added in the json_pointer_set() &
json_pointer_get() doc-strings.

This change removes them.

Signed-off-by: Alexandru Ardelean <ardeleanalex@gmail.com>

json_pointer.h

@@ -32,11 +32,6 @@ extern "C" {
  * Internally, this is equivalent to doing a series of 'json_object_object_get()'
  * and 'json_object_array_get_idx()' along the given 'path'.
  *
- * Note that the 'path' string supports 'printf()' type arguments, so, whatever
- * is added after the 'res' param will be treated as an argument for 'path'
- * Example: json_pointer_get(obj, "/foo/%d/%s", &res, 0, bar)
- * This means, that you need to escape '%' with '%%' (just like in printf())
- *
  * @param obj the json_object instance/tree from where to retrieve sub-objects
  * @param path a (RFC6901) string notation for the sub-object to retrieve
  * @param res a pointer that stores a reference to the json_object
@@ -50,7 +45,9 @@ JSON_EXPORT int json_pointer_get(struct json_object *obj, const char *path,
 /**
  * This is a variant of 'json_pointer_get()' that supports printf() style arguments.
  *
- * Example: json_pointer_getf(obj, res, "/foo/%d/%s", 0, bak)
+ * Variable arguments go after the 'path_fmt' parameter.
+ *
+ * Example: json_pointer_getf(obj, res, "/foo/%d/%s", 0, "bar")
  * This also means that you need to escape '%' with '%%' (just like in printf())
  *
  * Please take into consideration all recommended 'printf()' format security
@@ -84,11 +81,6 @@ JSON_EXPORT int json_pointer_getf(struct json_object *obj, struct json_object **
  * That also implies that 'json_pointer_set()' does not do any refcount incrementing.
  * (Just that single decrement that was mentioned above).
  *
- * Note that the 'path' string supports 'printf()' type arguments, so, whatever
- * is added after the 'value' param will be treated as an argument for 'path'
- * Example: json_pointer_set(obj, "/foo/%d/%s", value, 0, bak)
- * This means, that you need to escape '%' with '%%' (just like in printf())
- *
  * @param obj the json_object instance/tree to which to add a sub-object
  * @param path a (RFC6901) string notation for the sub-object to set in the tree
  * @param value object to set at path
@@ -101,7 +93,9 @@ JSON_EXPORT int json_pointer_set(struct json_object **obj, const char *path,
 /**
  * This is a variant of 'json_pointer_set()' that supports printf() style arguments.
  *
- * Example: json_pointer_setf(obj, value, "/foo/%d/%s", 0, bak)
+ * Variable arguments go after the 'path_fmt' parameter.
+ *
+ * Example: json_pointer_setf(obj, value, "/foo/%d/%s", 0, "bar")
  * This also means that you need to escape '%' with '%%' (just like in printf())
  *
  * Please take into consideration all recommended 'printf()' format security