X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=configure.ac;h=936cb1c7cf5482c5ed230ecfb1a92837e0d0755b;hb=f14c18f4e488720f27bf19cbf2974f5d069934a0;hp=765f657f167ab642786c3fb314a9b4d0d5489718;hpb=90c0f6c17834837c0e3bf8f067163e382e370aef;p=lttng-tools.git

diff --git a/configure.ac b/configure.ac
index 765f657f1..936cb1c7c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,5 @@
-AC_INIT([lttng-tools],[2.5.2],[jeremie.galarneau@efficios.com],[],[https://lttng.org])
+AC_PREREQ([2.64])
+AC_INIT([lttng-tools],[2.5.4],[jeremie.galarneau@efficios.com],[],[https://lttng.org])
 AC_CONFIG_AUX_DIR([config])
 AC_CANONICAL_TARGET
 AC_CANONICAL_HOST
@@ -355,6 +356,10 @@ if test ! -f "$srcdir/src/lib/lttng-ctl/filter/filter-parser.h"; then
 		AC_MSG_ERROR([[bison not found and is required when building from git.
 		Please install bison]])
 	fi
+	AC_PATH_PROG([BISON],[bison])
+	AX_PROG_BISON_VERSION([2.4], [],[
+		AC_MSG_ERROR([[Bison >= 2.4 is required when building from git]])
+	])
 fi
 
 if test ! -f "$srcdir/src/lib/lttng-ctl/filter/filter-lexer.c"; then