From 1d6967e7a7ab3484001664a638e2bc976446af05 Mon Sep 17 00:00:00 2001
From: Gordon GECOS <u@adam>
Date: Sat, 3 Aug 2024 09:15:29 -0400
Subject: init

---
 .gitignore |  2 ++
 Makefile   | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 51 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Makefile

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d74def1
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.deb
+wget-log.txt
diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..a364f88
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,49 @@
+SHELL = bash
+
+snapshot_uri_base = https://snapshot.debian.org/package
+
+kernel_version          != uname -r
+kernel_package_name     != dpkg -S /boot/vmlinuz-$(kernel_version) | sed 's/:.*//'
+kernel_package_version  != dpkg-query --showformat='$${Version}\n' -W "$(kernel_package_name)"
+kernel_source_package   != dpkg-query --showformat='$${source:Package}\n'  -W "$(kernel_package_name)"
+arch                    != dpkg-architecture -q DEB_HOST_ARCH
+
+want_version = ${kernel_package_version}
+want_package = linux-image-${arch}
+wantvencoded != sed 's/-/%2B/g' <<< "${want_version}"
+snapshot_uri = ${snapshot_uri_base}/${kernel_source_package}/${wantvencoded}/\#${want_package}_${want_version}
+want_filename = ${want_package}_${want_version}_${arch}.deb
+
+sudo != [ $$(id -u) = 0 ] || echo sudo
+dpkg := $(sudo) dpkg
+
+ifeq (,$(shell command -v hxprintlinks))
+$(shell $(sudo) apt install html-xml-utils >&2)
+endif
+
+ifeq (,$(shell command -v wget))
+$(shell $(sudo) apt install wget >&2)
+endif
+
+wanted_deb_uri != hxprintlinks "${snapshot_uri}" | \
+		hxcopy -i "${snapshot_uri_base}" -o . | \
+		hxclean | \
+		hxselect -c -s '\n' 'a::attr(href)' | \
+		grep -Fw -e '${want_filename}' | \
+		head -1
+
+.PHONY: install
+install: ${want_filename}
+	${dpkg} -E -i $^
+	echo "${want_package} hold" | ${dpkg} --set-selections
+
+${want_filename}:
+	flock wget-log.txt \
+		wget -a wget-log.txt --show-progress -c '${wanted_deb_uri}' -O $@.partial
+	mv -T -- $@.partial $@
+
+info:
+	: '${want_package}' '${want_version}'
+	: '${want_filename}'
+	: '${wanted_deb_uri}'
+	dpkg -l linux-image\* | grep '^.i '
-- 
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