From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Thu, 9 Apr 2020 15:40:55 +0000 (-0400)
Subject: configure: add check for DEFINE_URCU_TLS_INIT
X-Git-Tag: v2.13.0-rc1~520
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=40c47a8d1650aa4349c735ab2ad670b74c44f353;p=lttng-ust.git

configure: add check for DEFINE_URCU_TLS_INIT

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/configure.ac b/configure.ac
index bfada519..ead15307 100644
--- a/configure.ac
+++ b/configure.ac
@@ -249,6 +249,17 @@ AM_CONDITIONAL([HAVE_DLINFO], [test "x${ac_cv_have_decl_RTLD_DI_LINKMAP}" = "xye
 
 # URCU
 
+AC_MSG_CHECKING([DEFINE_URCU_TLS_INIT()])
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+	#include <urcu/tls-compat.h>
+	DEFINE_URCU_TLS_INIT(int, a, 1);
+]])], [
+	AC_MSG_RESULT([yes])
+], [
+	AC_MSG_RESULT([no])
+	AC_MSG_ERROR([Please upgrade your version of liburcu to 0.12.0 or better])
+])
+
 # urcu - check if we just find the headers it out of the box.
 AC_CHECK_HEADERS([urcu-bp.h], [], [AC_MSG_ERROR([Cannot find [URCU] headers (urcu-bp.h). Use [CPPFLAGS]=-Idir to specify their location.
 This error can also occur when the liburcu package's configure script has not been run.])])