telemetry: add missing C++ guards

Some public header files were missing 'extern "C"' C++ guards,
and couldn't be used by C++ applications. Add the missing guards.

Fixes: 8877ac688b52 ("telemetry: introduce infrastructure")
Cc: stable@dpdk.org
Signed-off-by: Brian Dooley <brian.dooley@intel.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
Acked-by: Tyler Retzlaff <roretzla@linux.microsoft.com>

diff --git a/lib/telemetry/rte_telemetry.h b/lib/telemetry/rte_telemetry.h
index 7bca8a9..3372b32 100644 (file)
--- a/lib/telemetry/rte_telemetry.h
+++ b/lib/telemetry/rte_telemetry.h
@@ -9,6 +9,10 @@
 #ifndef _RTE_TELEMETRY_H_
 #define _RTE_TELEMETRY_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /** Maximum length for string used in object. */
 #define RTE_TEL_MAX_STRING_LEN 128
 /** Maximum length of string. */
@@ -294,4 +298,8 @@ rte_tel_data_alloc(void);
 void
 rte_tel_data_free(struct rte_tel_data *data);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif