X-Git-Url: http://git.efficios.com/?p=lttng-tools.git;a=blobdiff_plain;f=m4%2Fax_check_sdt_works.m4;fp=m4%2Fax_check_sdt_works.m4;h=49ee684441174879b1b56c4f70a26aa0fd1c69da;hp=0000000000000000000000000000000000000000;hb=a9c2df2bfce7a27b53ee5d5101f259f3e1f506b1;hpb=5a1c0a75771c4b95f9518be0e1960a25bb691caf

diff --git a/m4/ax_check_sdt_works.m4 b/m4/ax_check_sdt_works.m4
new file mode 100644
index 000000000..49ee68444
--- /dev/null
+++ b/m4/ax_check_sdt_works.m4
@@ -0,0 +1,20 @@
+# ac_CHECK_SDT_WORKS
+#
+# Check whether it's possible to build a binary with Systemtap SDT probes.
+
+AC_DEFUN([ax_CHECK_SDT_WORKS], [
+AC_COMPILE_IFELSE(
+[AC_LANG_SOURCE([[
+		#define SDT_USE_VARIADIC
+		#include <sys/sdt.h>
+		void fct(void)
+		{
+			STAP_PROBEV(provider,name,1,2,3,4,5,6,7,8,9,10);
+		}
+	]])], [
+		ax_check_sdt_works=yes
+	], [
+		ax_check_sdt_works=no
+	]
+)
+])