From 88d21eb23a1ccac8f633efdd80f847a928592ab7 Mon Sep 17 00:00:00 2001
From: Christian Schwarz <me@cschwarz.com>
Date: Sat, 5 Sep 2020 16:41:22 +0200
Subject: [PATCH] Makefile: docs: treat Sphinx warnings as errors

---
 Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Makefile b/Makefile
index 011b9ff..724c3b9 100644
--- a/Makefile
+++ b/Makefile
@@ -321,9 +321,11 @@ $(ARTIFACTDIR)/go_env.txt:
 	$(GO_ENV_VARS) $(GO) env > $@
 
 docs: $(ARTIFACTDIR)/docs
+	# https://www.sphinx-doc.org/en/master/man/sphinx-build.html
 	make -C docs \
 		html \
 		BUILDDIR=../artifacts/docs \
+		SPHINXOPTS="-W --keep-going -n"
 
 docs-clean:
 	make -C docs \