update-helper

1 files changed, 38 insertions, 0 deletions

diff --git a/update_helper.sh b/update_helper.sh
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+++ b/update_helper.sh
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+#!/bin/bash
+
+##
+## This is a simple script to print some info useful for
+## updating PGKBUILD file. It's intended for package maintainer's use only.
+## For building a package you only need a PKGBUILD.
+##
+
+echo "downloading download.html ..."
+wget -q https://static.red-lang.org/download.html
+
+_date=$( grep -P '/dl/auto/linux/red-\K([0-9]{2}[a-z]{3}[0-9]{2})' -o download.html )
+_commit=$( grep -P '/dl/auto/linux/red-[0-9]{2}[a-z]{3}[0-9]{2}-\K([0-9a-f]*)' -o download.html )
+_filename="red-$_date-$_commit"
+echo -e "____ filename:\t $_filename"
+
+echo "downloading $_filename ..."
+wget -q "https://static.red-lang.org/dl/auto/linux/$_filename"
+
+_sha256=$( grep -Pz '(?s)/dl/auto/linux/red-[0-9]{2}[a-z]{3}[0-9]{2}-.*?\K([0-9a-f]{64})' -o download.html )
+_days=$( expr \( `date --date="$_date" "+%s"` - `date --date="07mar11" "+%s"` \) \/ 86400 )
+echo -e "____ sha256:\t $_sha256"
+
+printf "____ pkgver:\t r%s.%s" "$_days" "$_date.$_commit"
+echo
+
+echo
+echo "integrity check:"
+echo "$_sha256 ./$_filename" | sha256sum -c -
+
+echo
+echo "cleanup:"
+
+echo "./download.html ..."
+rm ./download.html
+
+echo "./$_filename ..."
+rm "./$_filename"