pkgs/os-specific/linux/kernel/update-libre.sh

   1 #! /usr/bin/env nix-shell
   2 #! nix-shell -i bash -p nix-prefetch-svn git curl
   3 set -euo pipefail
   4
   5 nixpkgs="$(git rev-parse --show-toplevel)"
   6 path="$nixpkgs/pkgs/os-specific/linux/kernel/linux-libre.nix"
   7
   8 old_rev="$(grep -o 'rev = ".*"' "$path" | awk -F'"' '{print $2}')"
   9 old_sha256="$(grep -o 'sha256 = ".*"' "$path" | awk -F'"' '{print $2}')"
  10
  11 svn_url=https://www.fsfla.org/svn/fsfla/software/linux-libre/releases/branches/
  12 rev="$(curl -s "$svn_url" | grep -Em 1 -o 'Revision [0-9]+' | awk '{print $2}')"
  13
  14 if [ "$old_rev" = "$rev" ]; then
  15     echo "No updates for linux-libre"
  16     exit 0
  17 fi
  18
  19 sha256="$(QUIET=1 nix-prefetch-svn "$svn_url" "$rev" | tail -1)"
  20
  21 if [ "$old_sha256" = "$sha256" ]; then
  22     echo "No updates for linux-libre"
  23     exit 0
  24 fi
  25
  26 sed -i -e "s/rev = \".*\"/rev = \"$rev\"/" \
  27     -e "s/sha256 = \".*\"/sha256 = \"$sha256\"/" "$path"
  28
  29 if [ -n "${COMMIT-}" ]; then
  30     git commit -qm "linux_latest-libre: $old_rev -> $rev" "$path" \
  31        $nixpkgs/pkgs/os-specific/linux/kernel/linux-libre.nix
  32     echo "Updated linux_latest-libre $old_rev -> $rev"
  33 fi