From 5c519903f0f6e60910acfda2697d6f90f6f28172 Mon Sep 17 00:00:00 2001
From: Glenn <glenux@glenux.net>
Date: Mon, 18 Dec 2023 17:25:07 +0100
Subject: [PATCH] fix(plantuml): improve support & fill missing rules

---
 plantuml.mk | 50 +++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 41 insertions(+), 9 deletions(-)

diff --git a/plantuml.mk b/plantuml.mk
index 1393d0a..b349f47 100644
--- a/plantuml.mk
+++ b/plantuml.mk
@@ -5,30 +5,62 @@
 ##
 ## External variables (API)
 ##
-PLANTUML_SRC_DIR=
-PLANTUML_DEST_DIR=
+PLANTUML_SRC_DIR ?=
+PLANTUML_DEST_DIR ?=
 
 ##
 ## Internal variables
 ##
 
 ## Find .uml graphs
-PLANTUML_UML=$(shell find $(PLANTUML_SRC_DIR) \( -name '*.uml' ! -name '_*' \))
-PLANTUML_UML_SVG=$(patsubst $(PLANTUML_SRC_DIR)/%.uml,$(PLANTUML_DEST_DIR)/%.uml.svg,$(PLANTUML_UML))
+PLANTUML_UML := $(shell find $(PLANTUML_SRC_DIR) \( -name '*.uml' ! -name '_*' \))
+PLANTUML_UML_SVG := $(patsubst $(PLANTUML_SRC_DIR)/%.uml,$(PLANTUML_DEST_DIR)/%.uml.svg,$(PLANTUML_UML))
+PLANTUML_UML_PDF := $(patsubst $(PLANTUML_SRC_DIR)/%.uml,$(PLANTUML_DEST_DIR)/%.uml.pdf,$(PLANTUML_UML))
 
 
 ##
 ## Rules
 ##
-$(PLANTUML_DEST_DIR)/%.uml.svg: $(PLANTUML_SRC_DIR)/%.uml
-        plantuml -pipe -tsvg < $< > $@
 
+$(PLANTUML_DEST_DIR):
+	mkdir -p $(PLANTUML_DEST_DIR)
 
-plantuml-uml-svg:
+$(PLANTUML_DEST_DIR)/%.uml.svg: $(PLANTUML_SRC_DIR)/%.uml | $(PLANTUML_DEST_DIR)
+	plantuml -pipe -tsvg < $< > $@
 
-plantuml-svg:
+$(PLANTUML_DEST_DIR)/%.uml.pdf: $(PLANTUML_SRC_DIR)/%.uml | $(PLANTUML_DEST_DIR)
+	plantuml -pipe -tpdf < $< > $@
 
+.PHONY: plantuml-uml-svg
+plantuml-uml-svg: $(PLANTUML_UML_SVG)
+
+.PHONY: plantuml-uml-pdf
+plantuml-uml-pdf: $(PLANTUML_UML_PDF)
+
+.PHONY: plantuml-svg
+plantuml-svg: plantuml-uml-svg
+
+.PHONY: plantuml-pdf
+plantuml-pdf: plantuml-uml-pdf
+
+.PHONY: plantuml-clean-svg
 plantuml-clean-svg:
+	rm -f $(PLANTUML_UML_SVG)
+
+.PHONY: plantuml-clean-pdf
+plantuml-clean-pdf:
+	rm -f $(PLANTUML_UML_PDF)
+
+.PHONY: plantuml-clean
+plantuml-clean: plantuml-clean-pdf plantuml-clean-svg
+
+.PHONY: plantuml-info
+plantuml-info:
+	@echo "PLANTUML_DEST_DIR: $(PLANTUML_DEST_DIR)"
+	@echo "PLANTUML_SRC_DIR: $(PLANTUML_SRC_DIR)"
+	@echo "--"
+	@echo "PLANTUML_UML: $(PLANTUML_UML)"
+	@echo "PLANTUML_UML_PDF: $(PLANTUML_UML_PDF)"
+	@echo "PLANTUML_UML_SVG: $(PLANTUML_UML_SVG)"
 
-plantuml-clean: