Create Makefile

Signed-off-by: Kersten Richter <kersten@riscv.org>

Makefile

@@ -0,0 +1,85 @@
+# Makefile for RISC-V Doc Template
+#
+# This work is licensed under the Creative Commons Attribution-ShareAlike 4.0
+# International License. To view a copy of this license, visit
+# http://creativecommons.org/licenses/by-sa/4.0/ or send a letter to
+# Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
+#
+# SPDX-License-Identifier: CC-BY-SA-4.0
+#
+# Description:
+#
+# This Makefile is designed to automate the process of building and packaging
+# the Doc Template for RISC-V Extensions.
+
+DOCS := \
+	onboarding.adoc
+
+DATE ?= $(shell date +%Y-%m-%d)
+VERSION ?= v0.0.0
+REVMARK ?= Draft
+ifneq ($(SKIP_DOCKER),true)
+	DOCKER_CMD := docker run --rm -v ${PWD}:/build -w /build \
+	riscvintl/riscv-docs-base-container-image:latest \
+	/bin/sh -c
+	DOCKER_QUOTE := "
+endif
+
+SRC_DIR := src
+BUILD_DIR := build
+
+DOCS_PDF := $(DOCS:%.adoc=%.pdf)
+DOCS_HTML := $(DOCS:%.adoc=%.html)
+
+XTRA_ADOC_OPTS :=
+ASCIIDOCTOR_PDF := asciidoctor-pdf
+ASCIIDOCTOR_HTML := asciidoctor
+OPTIONS := --trace \
+           -a compress \
+           -a mathematical-format=svg \
+           -a pdf-fontsdir=docs-resources/fonts \
+           -a pdf-theme=docs-resources/themes/riscv-pdf.yml \
+           $(XTRA_ADOC_OPTS) \
+		       -D build \
+           --failure-level=ERROR
+REQUIRES := --require=asciidoctor-diagram \
+            --require=asciidoctor-mathematical
+
+.PHONY: all build clean build-container build-no-container build-docs
+
+all: build
+
+build-docs: $(DOCS_PDF) $(DOCS_HTML)
+
+vpath %.adoc $(SRC_DIR)
+
+%.pdf: %.adoc
+	$(DOCKER_CMD) $(DOCKER_QUOTE) $(ASCIIDOCTOR_PDF) $(OPTIONS) $(REQUIRES) $< $(DOCKER_QUOTE)
+
+%.html: %.adoc
+	$(DOCKER_CMD) $(DOCKER_QUOTE) $(ASCIIDOCTOR_HTML) $(OPTIONS) $(REQUIRES) $< $(DOCKER_QUOTE)
+
+build:
+	@echo "Checking if Docker is available..."
+	@if command -v docker >/dev/null 2>&1 ; then \
+		echo "Docker is available, building inside Docker container..."; \
+		$(MAKE) build-container; \
+	else \
+		echo "Docker is not available, building without Docker..."; \
+		$(MAKE) build-no-container; \
+	fi
+
+build-container:
+	@echo "Starting build inside Docker container..."
+	$(MAKE) build-docs
+	@echo "Build completed successfully inside Docker container."
+
+build-no-container:
+	@echo "Starting build..."
+	$(MAKE) SKIP_DOCKER=true build-docs
+	@echo "Build completed successfully."
+
+clean:
+	@echo "Cleaning up generated files..."
+	rm -rf $(BUILD_DIR)
+	@echo "Cleanup completed."