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stenzek
GitHub Repository: stenzek/duckstation
 Path: blob/master/scripts/packaging/appimage/inject-libc.sh
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#!/usr/bin/env bash

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set -e

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function retry_command {

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  # Package servers tend to be unreliable at times..

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  # Retry a bunch of times.

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  local RETRIES=10

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  for i in $(seq 1 "$RETRIES"); do

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    "$@" && break

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    if [ "$i" == "$RETRIES" ]; then

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      echo "Command \"$@\" failed after ${RETRIES} retries."

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      exit 1

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    fi

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  done

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}

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this_dir="$(readlink -f "$(dirname "$0")")"

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if [ "$#" -ne 4 ]; then

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	echo "Syntax: $0 <path to AppDir> <.deb arch> <triple> <ubuntu mirror> <binary to run>"

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	echo "e.g. $0 DuckStation.AppDir amd64 x86_64-linux-gnu duckstation-qt"

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	exit 1

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fi

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APPDIR=$1

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DEBARCH=$2

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TRIPLE=$3

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APPNAME=$4

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GLIBC_VERSION=2.35

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if [ ! -f "libc.deb" ]; then

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	retry_command wget -O "libc.deb" "https://github.com/stenzek/duckstation-ext-qt-minimal/releases/download/linux/libc6_2.35-0ubuntu3.9_${DEBARCH}.deb"

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fi

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if [ ! -f "libgccs.deb" ]; then

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	retry_command wget -O "libgccs.deb" "https://github.com/stenzek/duckstation-ext-qt-minimal/releases/download/linux/libgcc-s1_12.3.0-1ubuntu1.22.04_${DEBARCH}.deb"

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fi

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if [ ! -f "libstdc++.deb" ]; then

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	retry_command wget -O "libstdc++.deb" "https://github.com/stenzek/duckstation-ext-qt-minimal/releases/download/linux/libstdc++6_12.3.0-1ubuntu1.22.04_${DEBARCH}.deb"

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fi

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rm -fr "temp"

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mkdir "temp"

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cd "temp"

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dpkg -x "../libc.deb" .

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dpkg -x "../libgccs.deb" .

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dpkg -x "../libstdc++.deb" .

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# Copy everything into AppDir

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RUNTIME="${APPDIR}/libc-runtime"

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mkdir -p "${RUNTIME}"

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# libc.so.6 and friends

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cd "lib/${TRIPLE}"

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cp -v * "${RUNTIME}"

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cd ../../

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# libstdc++

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cd "usr/lib/${TRIPLE}"

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cp -v * "${RUNTIME}" || true

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cd ../../..

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# done with temps now

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cd ..

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rm -fr temp

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# Not risking mixing resolvers...

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cd "${RUNTIME}"

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rm -vf libnss_*

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# Move ld-linux.so.2 into the binary directory so we can preserve arg0's directory

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mv -v "ld-linux-"*.so.* "${APPDIR}/usr/bin/ld-linux"

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# Set up the replacement apprun script

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cd "${APPDIR}"

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rm -f AppRun.wrapped

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cp "${this_dir}/inject-libc-apprun.sh" AppRun.wrapped

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sed -i -e "s/__APPNAME__/${APPNAME}/" AppRun.wrapped

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sed -i -e "s/__REQ_GLIBC_VERSION__/${GLIBC_VERSION}/" AppRun.wrapped

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echo Done.

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