replace all calls to sprintf with a format helper that advances a cursor. Also convert the meta-formatter (i.e. results printer) to this scheme

1 files changed, 5 insertions, 2 deletions

diff --git a/ot_config.c b/ot_config.c
index 32625bd..ee6bc12 100644
--- a/ot_config.c
+++ b/ot_config.c
@@ -544,8 +544,11 @@ void config_parse(int argc, char **argv) {
       help(argv[0]);
       exit(0);
     case 'v': {
-      char buffer[8192];
-      stats_return_tracker_version(buffer);
+      char  buffer[8192];
+      char *cursor = buffer;
+
+      stats_return_tracker_version(&cursor, buffer + sizeof(buffer) - 1);
+      *cursor = 0;
       fputs(buffer, stderr);
       exit(0);
     }