##
## GRAPHVIZ MODULE
##

##
## External variables (API)
##
GRAPHVIZ_SRC_DIR=
GRAPHVIZ_DEST_DIR=

##
## Internal variables
##

## Find .dot graphs
GRAPHVIZ_DOT=$(shell find $(GRAPHVIZ_SRC_DIR) \( -name '*.dot' ! -name '_*' \))
GRAPHVIZ_DOT_SVG=$(patsubst $(GRAPHVIZ_SRC_DIR)/%.dot,$(GRAPHVIZ_DEST_DIR)/%.dot.svg,$(GRAPHVIZ_DOT))

## Find .circo graphs
GRAPHVIZ_CIRCO=$(shell find $(GRAPHVIZ_SRC_DIR) \( -name '*.circo' ! -name '_*' \))
GRAPHVIZ_CIRCO_SVG=$(patsubst $(GRAPHVIZ_SRC_DIR)/%.circo,$(GRAPHVIZ_DEST_DIR)/%.circo.svg,$(GRAPHVIZ_CIRCO))
GRAPHVIZ_SVG=$(GRAPHVIZ_DOT_SVG) $(GRAPHVIZ_CIRCO_SVG)

##
## Prerequisistes (system packages)
##
GRAPHVIZ_APT_PACKAGES=graphviz

##
## Rules
##

$(GRAPHVIZ_DEST_DIR)/%.dot.svg: $(GRAPHVIZ_SRC_DIR)/%.dot
	dot -Tsvg $< > $@

$(GRAPHVIZ_DEST_DIR)/%.circo.svg: $(GRAPHVIZ_SRC_DIR)/%.circo
	circo -Tsvg $< > $@

graphviz-dot-svg:

graphviz-circo-svg:

graphviz-svg: graphviz-dot-svg graphviz-circo-svg

graphviz-clean-svg:

graphviz-clean: