From 746f3d8ddcc6303f3f5725d5b3ad847b9e4fd7b2 Mon Sep 17 00:00:00 2001
From: Benjamin Barenblat <bbarenblat@gmail.com>
Date: Wed, 22 Dec 2021 16:44:30 -0500
Subject: Switch build system to Ninja

---
 .gitignore  | 18 ++++++++++++++++++
 Makefile    | 28 ----------------------------
 build.ninja | 39 +++++++++++++++++++++++++++++++++++++++
 gen/png     | 19 +++++++++++++++++++
 4 files changed, 76 insertions(+), 28 deletions(-)
 delete mode 100644 Makefile
 create mode 100644 build.ninja
 create mode 100755 gen/png

diff --git a/.gitignore b/.gitignore
index 4fe834f..998fb37 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,8 +1,26 @@
+# Copyright 2021 Benjamin Barenblat
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License. You may obtain a copy of
+# the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations under
+# the License.
+
 # Editor backup files
 *~
 \#*
 .\#*
 .*.swp
 
+# Build system
+.ninja_*
+
 # Generated files
+disable_keyboard_shortcuts
 *.zip
diff --git a/Makefile b/Makefile
deleted file mode 100644
index a7c32c0..0000000
--- a/Makefile
+++ /dev/null
@@ -1,28 +0,0 @@
-# Copyright 2019 Google LLC
-# Copyright 2021 Benjamin Barenblat
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may not
-# use this file except in compliance with the License. You may obtain a copy of
-# the License at
-#
-#     https://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations under
-# the License.
-
-NAME = disable_keyboard_shortcuts
-
-$(NAME).zip: background.js manifest.json icon128.png icon48.png
-	mkdir $(NAME)
-	uglifyjs background.js -m -o $(NAME)/background.js
-	jq -Sc . manifest.json >$(NAME)/manifest.json
-	cp -al icon128.png icon48.png $(NAME)
-	zip -9r $(NAME) $(NAME)
-	$(RM) -r $(NAME)
-
-.PHONY: clean
-clean:
-	$(RM) -r $(NAME).zip $(NAME)
diff --git a/build.ninja b/build.ninja
new file mode 100644
index 0000000..63813aa
--- /dev/null
+++ b/build.ninja
@@ -0,0 +1,39 @@
+# Copyright 2021 Benjamin Barenblat
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License. You may obtain a copy of
+# the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations under
+# the License.
+
+name = disable_keyboard_shortcuts
+
+rule generate_png
+  command = gen/png $in $out 2>/dev/null
+  description = Generating $out
+
+rule minify_js
+  command = uglifyjs $in -m -o $out
+  description = Minifying $in
+
+rule minify_json
+  command = jq -Sc . $in >$out
+  description = Minifying $in
+
+rule zip
+  command = zip -qr $out $in
+  description = Zipping $out
+
+build $name/background.js: minify_js background.js
+build $name/manifest.json: minify_json manifest.json
+build $name/icon128.png: generate_png icon128.png
+build $name/icon48.png: generate_png icon128.png
+
+build $name.zip: zip $name/background.js $name/manifest.json $name/icon128.png $
+    $name/icon48.png
diff --git a/gen/png b/gen/png
new file mode 100755
index 0000000..337fda1
--- /dev/null
+++ b/gen/png
@@ -0,0 +1,19 @@
+#!/bin/sh
+# Copyright 2021 Benjamin Barenblat
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License. You may obtain a copy of
+# the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations under
+# the License.
+
+set -eu
+
+cp "$1" "$2"
+optipng -o7 "$2"
-- 
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