From 402991fce8c35d0caebed18ab9f2947d7115c2d5 Mon Sep 17 00:00:00 2001
From: David Lechner <david@lechnology.com>
Date: Thu, 2 Apr 2020 20:44:36 -0500
Subject: [PATCH] config: add support for inkscape 1.x

There are breaking command line option changes between 0.9.x and 1.x.
---
 doc/api/diagram_source/Makefile | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/doc/api/diagram_source/Makefile b/doc/api/diagram_source/Makefile
index 526cdfc..f337dcd 100755
--- a/doc/api/diagram_source/Makefile
+++ b/doc/api/diagram_source/Makefile
@@ -13,4 +13,13 @@ clean:
 	rm -f $(DIAGRAMS)
 
 $(OUT_DIR)/%$(POSTFIX).png: $(SRC_DIR)/%.svg
-	inkscape --file=$(DIR)/$< --export-area-drawing --export-png=$(DIR)/$@
+	if inkscape --version | grep -q "Inkscape 0"; then \
+		inkscape --file=$(DIR)/$< --export-area-drawing --export-png=$(DIR)/$@; \
+	else \
+		inkscape \
+			--export-area-drawing \
+			--export-background=white \
+			--export-background-opacity=1.0 \
+			--export-file=$(DIR)/$@ \
+			$(DIR)/$<; \
+	fi