X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=configure.ac;h=33c54fc079ecf5f2d418495f9c89bfe42581b41e;hb=d7ce0a436c41594820679de2d1d7b26a413f77e3;hp=b43015249283690a7aea99b10c82d1a3b8e099c2;hpb=b33f11e218fac6ce8de61d551171b2f5f0571406;p=lttng-tools.git

diff --git a/configure.ac b/configure.ac
index b43015249..33c54fc07 100644
--- a/configure.ac
+++ b/configure.ac
@@ -287,7 +287,19 @@ LT_INIT
 AC_PROG_YACC
 AC_PROG_LEX
 
-AC_DEFUN([AC_PROG_BISON], [AC_CHECK_PROGS(BISON, bison, bison)])
+if test ! -f "$srcdir/src/lib/lttng-ctl/filter/filter-parser.h"; then
+	if test x"$YACC" != "xbison -y"; then
+		AC_MSG_ERROR([[bison not found and is required when building from git.
+		Please install bison]])
+	fi
+fi
+
+if test ! -f "$srcdir/src/lib/lttng-ctl/filter/filter-lexer.c"; then
+	if test x"$LEX" != "xflex"; then
+		AC_MSG_ERROR([[flex not found and is required when building from git.
+		Please install flex]])
+	fi
+fi
 
 CFLAGS="-Wall $CFLAGS -g -fno-strict-aliasing"
 
@@ -359,6 +371,7 @@ AC_CONFIG_FILES([
 	tests/utils/tap/Makefile
 	tests/utils/testapp/Makefile
 	tests/utils/testapp/gen-ust-events/Makefile
+	tests/utils/testapp/gen-ust-nevents/Makefile
 ])
 
 AC_OUTPUT