From de1df26b5c11a45f2b1ff2ddc7b8ec764356aa94 Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Wed, 18 May 2011 07:50:21 -0600
Subject: mesa: check that flex/bison are installed

Fixes https://bugs.freedesktop.org/show_bug.cgi?id=36651

NOTE: This is a candidate for the 7.10 branch.
---
 configure.ac | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index a95012c2421..b55473ffec9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -39,6 +39,12 @@ if test "x$MKDEP" = "x"; then
     AC_MSG_ERROR([makedepend is required to build Mesa])
 fi
 
+AC_PATH_PROG([FLEX], [flex])
+test "x$FLEX" = "x" && AC_MSG_ERROR([flex is needed to build Mesa])
+
+AC_PATH_PROG([BISON], [bison])
+test "x$BISON" = "x" && AC_MSG_ERROR([bison is needed to build Mesa])
+
 dnl Our fallback install-sh is a symlink to minstall. Use the existing
 dnl configuration in that case.
 AC_PROG_INSTALL
-- 
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