diff --git a/Makefile b/Makefile index 55010687bf..14fca2b3d5 100644 --- a/Makefile +++ b/Makefile @@ -674,6 +674,8 @@ graph-build: $(O)/build/build-time.log $(if $(BR2_GRAPH_ALT),--alternate-colors)$(sep)) graph-depends: + @dot -? >/dev/null 2>&1 || \ + (echo "ERROR: The 'dot' program from Graphviz is needed for graph-depends" >&2; exit 1) @$(INSTALL) -d $(O)/graphs @cd "$(CONFIG_DIR)"; \ $(TOPDIR)/support/scripts/graph-depends $(BR2_GRAPH_DEPS_OPTS) \