pkgs/development/libraries/v8/update.sh

   1 #!/usr/bin/env nix-shell
   2 #! nix-shell -i bash -p curl -p nix-prefetch-git
   3 VERSION_OVERVIEW=https://omahaproxy.appspot.com/all?os=linux
   4 TARGET_CHANNEL=beta
   5 FILE_PATH=6_x.nix
   6
   7 set -eo pipefail
   8
   9 v8_version=$(curl -s "$VERSION_OVERVIEW" | awk -F "," "\$2 ~ /${TARGET_CHANNEL}/ { print \$11 }")
  10
  11 echo "Using V8 version --> $v8_version"
  12 sed -e "s#\\(version = \\)\"[0-9\.]*\"#\1\"$v8_version\"#" -i ${FILE_PATH}
  13
  14 sha256=$(nix-prefetch-git --no-deepClone https://github.com/v8/v8.git "refs/tags/${v8_version}" \
  15     | sed -ne '/sha256/ { s#.*: "\(.*\)".*#\1#; p }')
  16 sed -e "/repo = \"v8\"/ { n;n; s#\".*\"#\"${sha256}\"# }" -i ${FILE_PATH}
  17
  18 deps="$(mktemp)"
  19
  20 curl -s -o "$deps" "https://raw.githubusercontent.com/v8/v8/${v8_version}/DEPS"
  21 echo $deps
  22
  23 sed -ne '/= fetchgit {/ { s/.*"\(.*\)".*/\1/; p }' < ${FILE_PATH} | while read dep; do
  24     echo "Processing dependency --> $dep"
  25     escaped_dep=$(echo "$dep" | sed -e 's#/#\\/#g')
  26     dep_rev=$(sed -ne "/\"v8\/${escaped_dep}\":/ { n; s#.*+ \"##; s#\".*##;  p }" "$deps")
  27
  28     if [ "$dep_rev" = "" ]; then
  29         echo "Failed to resolve dependency $dep, not listed in DEPS file"
  30         rm -f "$deps"
  31         exit 2
  32     fi
  33
  34     repo_url=$(sed -ne "/\"${escaped_dep}\" = fetchgit/ { n; s/.*\"\(.*\)\".*/\1/; s#\${git_url}#https://chromium.googlesource.com#; p }"  ${FILE_PATH})
  35     sha256=$(nix-prefetch-git --no-deepClone "$repo_url" "$dep_rev" 2>/dev/null | sed -ne '/sha256/ { s#.*: "\(.*\)".*#\1#; p }')
  36
  37     if [ "$sha256" = "" ]; then
  38         echo "Failed to get sha256 via nix-prefetch-git $repo_url $dep_rev"
  39         rm -f "$deps"
  40         exit 2
  41     fi
  42
  43     sed -e "/\"${escaped_dep}\" = fetchgit/ { n; n; s/\".*\"/\"${dep_rev}\"/; n; s/\".*\"/\"${sha256}\"/  }" -i ${FILE_PATH}
  44 done
  45
  46 rm -f "$deps"
  47 echo done.