From 47f4a85d1482c33745de82b2ecea1861cfc81b7e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mart=C3=AD=20Bol=C3=ADvar?= <marti.bolivar@nordicsemi.no>
Date: Tue, 31 Mar 2020 11:52:42 -0700
Subject: [PATCH] Makefile: ZEPHYR_BASE is not needed anymore
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Ever since we have Zephyr support as a CMake package, the
documentation build system does not need this environment variable to
work.

Signed-off-by: Martí Bolívar <marti.bolivar@nordicsemi.no>
---
 Makefile | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/Makefile b/Makefile
index 0a205e7c334..411a62e4580 100644
--- a/Makefile
+++ b/Makefile
@@ -2,10 +2,6 @@
 # Top level makefile for documentation build
 #
 
-ifndef ZEPHYR_BASE
-$(error The ZEPHYR_BASE environment variable must be set)
-endif
-
 BUILDDIR ?= doc/_build
 DOC_TAG ?= development
 SPHINXOPTS ?= -q