samples: cellular: modem_shell: sock: Warn about many RAI options

You can set several RAI socket options to lower layers but
practically just one should be used at a time.
Added a warning about this but still allowing several RAI options
to be able to test something that lower layers allow.

Jira: MOSH-527

Signed-off-by: Tommi Rantanen <tommi.rantanen@nordicsemi.no>

Author: trantanen

samples/cellular/modem_shell/src/sock/sock_shell.c

@@ -638,6 +638,7 @@ static int cmd_sock_rai(const struct shell *shell, size_t argc, char **argv)
 	bool arg_rai_one_resp = false;
 	bool arg_rai_ongoing = false;
 	bool arg_rai_wait_more = false;
+	int rai_option_count = 0;
 
 	optreset = 1;
 	optind = 1;
@@ -652,18 +653,23 @@ static int cmd_sock_rai(const struct shell *shell, size_t argc, char **argv)
 
 		case SOCK_SHELL_OPT_RAI_LAST:
 			arg_rai_last = true;
+			rai_option_count++;
 			break;
 		case SOCK_SHELL_OPT_RAI_NO_DATA:
 			arg_rai_no_data = true;
+			rai_option_count++;
 			break;
 		case SOCK_SHELL_OPT_RAI_ONE_RESP:
 			arg_rai_one_resp = true;
+			rai_option_count++;
 			break;
 		case SOCK_SHELL_OPT_RAI_ONGOING:
 			arg_rai_ongoing = true;
+			rai_option_count++;
 			break;
 		case SOCK_SHELL_OPT_RAI_WAIT_MORE:
 			arg_rai_wait_more = true;
+			rai_option_count++;
 			break;
 
 		case 'h':
@@ -693,6 +699,12 @@ static int cmd_sock_rai(const struct shell *shell, size_t argc, char **argv)
 			"Use 'link rai' command to enable it for socket usage.");
 	}
 
+	if (rai_option_count > 1) {
+		mosh_warn(
+			"%d RAI options set while normally just one should be used at a time. "
+			"Hope you know what you are doing.", rai_option_count);
+	}
+
 	err = sock_rai(
 		arg_socket_id,
 		arg_rai_last,