doc: add clean target to Makefile

Top-level Makefile is for documentation build convenience, so make it a bit more convenient by adding a make clean target (sometimes needed when to do a clean doc build when changes are made). Signed-off-by: David B. Kinder <[email protected]>
dagar · Feb 5, 2019 · d34c116 · d34c116
1 parent 3ea29d0
commit d34c116
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -1,5 +1,5 @@
 #
-# Top level makefile for things not covered by cmake
+# Top level makefile for documentation build
 #
 
 ifndef ZEPHYR_BASE
@@ -12,6 +12,9 @@ SPHINXOPTS ?= -q
 
 # Documentation targets
 # ---------------------------------------------------------------------------
+clean:
+	rm -rf ${BUILDDIR}
+
 htmldocs:
 	mkdir -p ${BUILDDIR} && cmake -GNinja -DDOC_TAG=${DOC_TAG} -DSPHINXOPTS=${SPHINXOPTS} -B${BUILDDIR} -Hdoc/ && ninja -C ${BUILDDIR} htmldocs