X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=liblttng-ust%2Fcompat.h;h=e1f5f8b3f8ed5aeec2bd57f99df458ddf2bf0332;hb=bebc0c82b456297ca22c8b9d4744c02170c65894;hp=a941b9a1ed407a945ecef8d624ed2b98f9f5387a;hpb=8707de3510ac14bcdf0d39d53a64d47726f75d3b;p=lttng-ust.git

diff --git a/liblttng-ust/compat.h b/liblttng-ust/compat.h
index a941b9a1..e1f5f8b3 100644
--- a/liblttng-ust/compat.h
+++ b/liblttng-ust/compat.h
@@ -34,6 +34,14 @@
 static inline
 int lttng_pthread_setname_np(const char *name)
 {
+	/*
+	 * Some implementations don't error out, replicate this behavior for
+	 * consistency.
+	 */
+	if (strnlen(name, LTTNG_UST_ABI_PROCNAME_LEN) >= LTTNG_UST_ABI_PROCNAME_LEN) {
+		return ERANGE;
+	}
+
 	return pthread_setname_np(pthread_self(), name);
 }