From: Yann E. MORIN <yann.morin.1998@free.fr>
Date: Fri, 17 Aug 2018 16:06:48 +0000 (+0200)
Subject: support/dependencies: check for system-provided bison and flex
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3ab56f8a63daceeda8548b02f5db40e44fd2eb34;p=buildroot.git

support/dependencies: check for system-provided bison and flex

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Cc: Arnout Vandecappelle <arnout@mind.be>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
---

diff --git a/support/dependencies/check-host-bison-flex.mk b/support/dependencies/check-host-bison-flex.mk
new file mode 100644
index 0000000000..233b6c51cc
--- /dev/null
+++ b/support/dependencies/check-host-bison-flex.mk
@@ -0,0 +1,10 @@
+# If the system lacks bison or flex, add
+# dependencies to suitable host packages
+
+ifeq ($(shell which bison 2>/dev/null),)
+BR2_BISON_HOST_DEPENDENCY = host-bison
+endif
+
+ifeq ($(shell which flex 2>/dev/null),)
+BR2_FLEX_HOST_DEPENDENCY = host-flex
+endif