websocket.c:308:2: note: ‘snprintf’ output between 9 and 263 bytes into a destination of size 256

[victor-shelepen]

I am building the project from sources. During compilation I receive the following output:

[ 47%] Building C object CMakeFiles/signalwire_client.dir/src/transport/websocket.c.o
/usr/local/src/signalwire-c/src/transport/websocket.c: In function ‘__connect_socket’:
/usr/local/src/signalwire-c/src/transport/websocket.c:308:36: warning: ‘:swclt’ directive output may be truncated writing 6 bytes into a region of size between 0 and 254 [-Wformat-truncation=]
  308 |  snprintf(buf, sizeof(buf), "/%s:%s:swclt", ctx->info.path, ctx->info.address);
      |                                    ^~~~~~
/usr/local/src/signalwire-c/src/transport/websocket.c:308:2: note: ‘snprintf’ output between 9 and 263 bytes into a destination of size 256
  308 |  snprintf(buf, sizeof(buf), "/%s:%s:swclt", ctx->info.path, ctx->info.address);
      |  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[ 50%] Linking C shared library libsignalwire_client.so
[ 50%] Built target signalwire_client
Scanning dependencies of target swclt_bench
[ 52%] Building C object swclt_bench/CMakeFiles/swclt_bench.dir/main.c.o
[ 55%] Linking C executable swclt_bench
[ 55%] Built target swclt_bench
[ 57%] Generating C unity source swclt_test/cotire/swclt_test_C_unity.c
[ 60%] Generating C prefix source swclt_test/cotire/swclt_test_C_prefix.c
[ 63%] Generating C prefix header swclt_test/cotire/swclt_test_C_prefix.h
[ 65%] Building C precompiled header swclt_test/cotire/swclt_test_C_prefix.h.gch
Scanning dependencies of target swclt_test
[ 68%] Building C object swclt_test/CMakeFiles/swclt_test.dir/cases/callback.c.o
[ 71%] Building C object swclt_test/CMakeFiles/swclt_test.dir/cases/command.c.o

OS:

ubuntu@freeswitch:/usr/local/src/signalwire-c$ lsb_release -a
No LSB modules are available.
Distributor ID:	Ubuntu
Description:	Ubuntu 20.04.4 LTS
Release:	20.04
Codename:	focal

I go through the following tutorial: Installing FreeSWITCH 1.10.X on Ubuntu 18.04 | Ubuntu 20.04 LTS