Fix GCC -Wstringop-truncation in test fixture

Widen err_msg buffer in MjuErrorMessageFrom to 2048 and use snprintf
instead of strncpy to avoid truncation warnings.

PiperOrigin-RevId: 930932293
Change-Id: Iea43d28cf209356d66cf16be48e750e947242b14
This commit is contained in:
Yuval Tassa
2026-06-11 22:24:39 -07:00
committed by Copybara-Service
parent a070535c65
commit 8d42473ed0
+2 -2
View File
@@ -135,11 +135,11 @@ class MujocoTest : public ::testing::Test {
template <typename Return, typename... Args>
auto MjuErrorMessageFrom(Return (*func)(Args...)) {
thread_local std::jmp_buf current_jmp_buf;
thread_local char err_msg[1000];
thread_local char err_msg[2048];
auto new_error_handler = +[](const mjLogMessage* msg) -> void {
if (msg->level != mjLOG_ERROR) return;
std::strncpy(err_msg, msg->subject, sizeof(err_msg));
std::snprintf(err_msg, sizeof(err_msg), "%s", msg->subject);
std::longjmp(current_jmp_buf, 1);
};