From: Javier Kohen <jkohen@google.com>
Date: Wed, 6 Nov 2019 19:46:17 +0000 (-0300)
Subject: Expose meta_data_toc function.
X-Git-Url: https://git.octo.it/?p=collectd.git;a=commitdiff_plain;h=fe4a2a28cae8fb143d7c36da99a0fe8f8c780498

Expose meta_data_toc function.

This is useful for traversing all the meta data elements in a value list, since there is no element to look up the metadata object.

For example usage, see https://github.com/Stackdriver/collectd/pull/166
---

diff --git a/src/daemon/utils_cache.c b/src/daemon/utils_cache.c
index 672b01f1..5e8cf75b 100644
--- a/src/daemon/utils_cache.c
+++ b/src/daemon/utils_cache.c
@@ -1003,6 +1003,11 @@ int uc_meta_data_exists(const value_list_t *vl,
 
     int uc_meta_data_delete(const value_list_t *vl,
                             const char *key) UC_WRAP(meta_data_delete)
+
+/* The second argument is called `toc` in the API, but the macro expects
+ * `key`. */
+int uc_meta_data_toc(const value_list_t *vl, char ***key) UC_WRAP(meta_data_toc)
+
 #undef UC_WRAP
 
 /* We need a new version of this macro because the following functions take