Build: add Bison version check

[lttng-tools.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 05c1592679f79734028832d76eae1d036c2e72f2..936cb1c7cf5482c5ed230ecfb1a92837e0d0755b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -356,6 +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