From d8f8de953044328932836a450cbb4157736ba2d2 Mon Sep 17 00:00:00 2001
From: xengineering <me@xengineering.eu>
Date: Fri, 7 Jun 2024 17:40:14 +0200
Subject: tools: Add download.sh to get external doc files

It is unknown if it would be legal to include those external documents
like datasheets inside this Git repository. Thus the added script
provides the ability to get them directly from the vendor.
---
 tools/download.sh | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100755 tools/download.sh

diff --git a/tools/download.sh b/tools/download.sh
new file mode 100755
index 0000000..901fd3f
--- /dev/null
+++ b/tools/download.sh
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+
+set -euf
+
+
+# absolute paths
+script="$(realpath $0)"
+tools="$(dirname "${script}")"
+src="$(dirname "${tools}")"
+doc="${src}/doc"
+
+documents='
+ft232r.pdf	https://www.ftdichip.com/old2020/Support/Documents/DataSheets/ICs/DS_FT232R.pdf
+'
+
+
+mkdir -pv "$doc"
+
+echo "$documents" | while read line
+do
+	if [ "$line" == '' ]
+	then
+		continue
+	fi
+
+	name="$(echo "$line" | cut -d$'\t' -f1)"
+	url="$(echo "$line" | cut -d$'\t' -f2)"
+	path="${doc}/${name}"
+
+	if [ ! -f "$path" ]
+	then
+		curl "$url" > "$path"
+	fi
+done
-- 
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