Add makefile to generate html / pdf from slides markdown files

.gitignore

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+package-lock.json
+node_modules/*

Makefile

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+# Copyright 2019 Manuel Schmidt 
+#
+# 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
+#
+# http://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.
+#
+# Published at https://github.com/mschmnet/awk-slides/
+
+MARP=./node_modules/.bin/marp
+
+FILES:=$(patsubst %.md, %, $(wildcard *.md))
+FILES:=$(filter-out README, $(FILES))
+
+all: pdf html
+
+pdf: $(patsubst %,pdf/%.pdf,$(FILES))
+
+html: $(patsubst %,html/%.htm,$(FILES))
+
+pdf/%.pdf: %.md
+	$(MAKE) $(MARP)
+	@echo "Generating pdf slides..."
+	$(MARP) $< --output $@	
+
+html/%.htm: %.md
+	$(MAKE) $(MARP)
+	@echo "Generating html slides..."
+	$(MARP) $< --output $@	
+
+$(MARP):
+	npm install --save-dev @marp-team/marp-cli	
+
+clean:
+	rm pdf/*.pdf
+	rm html/*.htm
+
+help: list
+
+list:
+	@echo "make [all]: Generates html and pdf slides"
+	@echo "make html: Generates html slides"
+	@echo "make pdf: Generates pdf slides"
+	@echo "make clean: Remove all generated files"
+
+
+.PHONY: pdf html help list clean
+

README.md

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-# awk-slides
-Slides for a short awk introduction
+# How to generate pdf and html files
+
+## Requirements
+
+* `npm`
+* `make` (if you don't have `make` just have a look at the Makefile to find out how you can generate the slides)
+
+## PDF / HTML generation
+
+### Generate both html and pdf
+
+    make [all]
+
+### Generate pdf
+
+    make pdf 
+
+### Generate html
+
+    make html
+
+### List targets
+
+    make help 
+
+
+
+

awk-slides.md

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-# Short AWK introduction
+---
+theme: uncover
+
+---
+
+# A short AWK introduction
+
+
+https://github.com/mschmnet/awk-slides
+© 2019 Manuel Schmidt
+
+---
+
+Another test