counter_get change

2 files changed, 4 insertions, 3 deletions

diff --git a/src/metrics/metric.c b/src/metrics/metric.c
index 69c066f..4d37088 100644
--- a/src/metrics/metric.c
+++ b/src/metrics/metric.c
@@ -751,14 +751,15 @@ int metric_counter_set(struct metric *pthis, int cell_id, long long value)
     return 0;
 }
 
-long long metric_counter_get(const struct metric *pthis, int cell_id)
+int metric_counter_get(const struct metric *pthis, int cell_id, long long *value_out)
 {
     const struct metric_measure_data *data = metric_find_one_cell(pthis, cell_id);
     if (data == NULL) {
         return -1;
     }
     const struct metric_counter_or_gauge *counter = data->counter;
-    return counter->value;
+    *value_out = counter->value;
+    return 0;
 }
 
 struct metric *metric_hll_new(const char *name, unsigned char precision)
diff --git a/src/metrics/metric.h b/src/metrics/metric.h
index 6122746..ca48cef 100644
--- a/src/metrics/metric.h
+++ b/src/metrics/metric.h
@@ -23,7 +23,7 @@ void metric_delete_cell(struct metric *pthis, int cell_id);
 struct metric *metric_counter_new(const char *name, enum counter_mode mode);
 void metric_counter_incrby(struct metric *pthis, int cell_id, long long value);
 int metric_counter_set(struct metric *pthis, int cell_id, long long value);
-long long metric_counter_get(const struct metric *pthis, int cell_id);
+int metric_counter_get(const struct metric *pthis, int cell_id, long long *value_out);
 
 struct metric *metric_hll_new(const char *name, unsigned char precision);
 void metric_hll_add(struct metric *pthis, int cell_id, const char *key, size_t key_len);