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koreader-from-src: tidy up

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Colin
2023-07-19 07:02:14 +00:00
parent 44ba0adacc
commit ba9eebcda8
1 changed files with 18 additions and 24 deletions
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42
pkgs/additional/koreader-from-src/default.nix
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@@ -11,20 +11,9 @@
, luajit
, sdcv
, SDL2
, writeText
}:
let
luajit_lua52 = luajit.override { enable52Compat = true; };
luajit-stamp = writeText "luajit-stamp" ''
# This is a generated file and its contents are an internal implementation detail.
# The download step will be re-executed if anything in this file changes.
# No other meaning or use of this file is supported.
method=
command=
source_dir=
work_dir=/build/koreader/base/thirdparty/luajit/build/x86_64-unknown-linux-gnu/git_checkout
'';
in
stdenv.mkDerivation rec {
pname = "koreader-from-src";
@@ -48,8 +37,8 @@ stdenv.mkDerivation rec {
# rev = "224129a8e64bfa219d35cd03055bf03952f167f6";
# hash = "sha256-ZxGRpUO9NYjC2fL0P24FOxui27xSvN4TA8r9Gukvfn8=";
name = "thirdparty-luajit";
leaveDotGit = true;
deepClone = true;
leaveDotGit = true; # maybe not needed, but we'd need another way to query the rev during build process below
deepClone = true; # probably not needed
})
];
@@ -75,8 +64,7 @@ stdenv.mkDerivation rec {
buildPhase = ''
for l in $(ls .. | grep thirdparty- | sed 's/thirdparty-//')
do
deref=$(realpath "../thirdparty-$l")
# deref="$PWD/../thirdparty-$l"
lib_src="../thirdparty-$l"
# link the nix clone into the directory koreader would use for checkout
# ref="base/thirdparty/$l/build/git_checkout"
@@ -88,24 +76,30 @@ stdenv.mkDerivation rec {
# needs to be writable for koreader to checkout it specific revision
# chmod u+w -R "$ref/$l/.git"
# koreader wants to clone each library into this git_checkout dir,
# then checkout a specific revision,
# and then copy that checkout into the build/working directory further down.
# instead, we replicate that effect here, and by creating these "stamp" files
# koreader will know to skip the `git clone` and `git checkout` calls.
# the logic we're spoofing lives in koreader/base/thirdparty/cmake_modules/koreader_thirdparty_git.cmake
stamp_dir="base/thirdparty/$l/build/x86_64-unknown-linux-gnu/git_checkout/stamp"
rev=$(cat "$lib_src/.git/shallow")
echo "creating stamp in $stamp_dir for rev $rev"
mkdir -p "$stamp_dir"
# koreader-base decides whether to redo the git checkout based on a timestamp compare of these two stamp files
touch -d "last week" "$stamp_dir/$l-gitinfo-$rev.txt"
touch -d "next week" "$stamp_dir/$l-gitclone-lastrun.txt"
# koreader would copy the checkout into this build/working directory,
# but because we spoof the stamps to work around other git errors,
# copy it there on koreader's behalf
prefix="base/thirdparty/$l/build/x86_64-unknown-linux-gnu/$l-prefix"
mkdir -p "$prefix/src"
cp -R "$deref" "$prefix/src/$l"
cp -R "$lib_src" "$prefix/src/$l"
# src dir needs to be writable for koreader to apply its own patches
chmod u+w -R "$prefix/src/$l"
done
# TODO: move this into the above loop, but we need to be able to read the commit dynamically
echo "copying ${luajit-stamp}"
mkdir -p "base/thirdparty/luajit/build/x86_64-unknown-linux-gnu/git_checkout/stamp"
cp "${luajit-stamp}" "base/thirdparty/luajit/build/x86_64-unknown-linux-gnu/git_checkout/stamp/luajit-gitinfo-8635cbabf3094c4d8bd00578c7d812bea87bb2d3.txt"
cp "${luajit-stamp}" "base/thirdparty/luajit/build/x86_64-unknown-linux-gnu/git_checkout/stamp/luajit-gitclone-lastrun.txt"
# koreader-base decides whether to redo the git checkout based on a timestamp compare of these two stamp files
touch -d "next week" "base/thirdparty/luajit/build/x86_64-unknown-linux-gnu/git_checkout/stamp/luajit-gitclone-lastrun.txt"
make TARGET=debian DEBIAN=1 INSTALL_DIR="$out" SHELL=sh VERBOSE=1
'';