Add install-pacman.sh

Author: daxgames

vendor/bin/install_pacman.sh

@@ -0,0 +1,115 @@
+#!/usr/bin/env bash
+
+# Based on: https://github.com/mcgitty/pacman-for-git
+# My Fork: https://github.com/daxgames/pacman-for-git
+
+export bin_source=${1:-https://github.com/daxgames/pacman-for-git/raw/refs/heads/main}
+
+if [[ "$HOSTTYPE" == "i686" ]]; then
+  pacman=(
+    pacman-6.0.0-4-i686.pkg.tar.zst
+    pacman-mirrors-20210703-1-any.pkg.tar.zst
+    msys2-keyring-1~20210213-2-any.pkg.tar.zst
+  )
+
+ zstd=zstd-1.5.0-1-i686.pkg.tar.xz
+ zstd_win=https://github.com/facebook/zstd/releases/download/v1.5.5/zstd-v1.5.5-win32.zip
+else
+  pacman=(
+    pacman-6.0.1-18-x86_64.pkg.tar.zst
+    pacman-mirrors-20220205-1-any.pkg.tar.zst
+    msys2-keyring-1~20220623-1-any.pkg.tar.zst
+  )
+
+  zstd=zstd-1.5.2-1-x86_64.pkg.tar.xz
+  zstd_win=https://github.com/facebook/zstd/releases/download/v1.5.5/zstd-v1.5.5-win64.zip
+fi
+
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo Downloading pacman files...
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+for f in "${pacman[@]}"; do
+  echo "Running: curl -sLkf -o \"$HOME/Downloads/$f\" \"${bin_source}/$f\""
+  curl -sLkf -o "$HOME/Downloads/$f" "${bin_source}/$f" || exit 1
+done
+echo -e "\n=-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"
+
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo Downloading zstd binaries...
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo "Running: curl -sLkf -o \"$HOME/Downloads/$zstd\" \"${bin_source}/$zstd\""
+curl -sLkf -o "$HOME/Downloads/$zstd" "${bin_source}/$zstd" || exit 1
+echo "Running: curl -sLkf -o \"$HOME/Downloads/$(basename \"${zstd_win}\")\" \"$zstd_win\""
+curl -sLkf -o "$HOME/Downloads/$(basename "${zstd_win}")" "$zstd_win" || exit 1
+echo -e "\n=-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"
+
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo Downloading pacman.conf...
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo "Running: curl -Lk https://raw.githubusercontent.com/msys2/MSYS2-packages/7858ee9c236402adf569ac7cff6beb1f883ab67c/pacman/pacman.conf"
+curl -sLk https://raw.githubusercontent.com/msys2/MSYS2-packages/7858ee9c236402adf569ac7cff6beb1f883ab67c/pacman/pacman.conf -o /etc/pacman.conf || exit 1
+
+pushd "$HOME/Downloads"
+[[ -d "$(basename "${zstd_win}" | sed 's/\.zip$//')" ]] && \
+  rm -rf "$(basename "${zstd_win}" | sed 's/\.zip$//')"
+unzip "$HOME/Downloads/$(basename "${zstd_win}")"
+export PATH="$PATH:$HOME/Downloads/$(basename "${zstd_win}" | sed 's/\.zip$//')"
+popd
+echo -e "\n=-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"
+
+cd /
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo Installing pacman files...
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo "Extracting zstd to /usr..."
+tar x --xz -vf "$HOME/Downloads/$zstd" usr
+
+for f in "${pacman[@]}"; do
+  echo "Extracting $f to /usr and /etc..."
+  tar x --zstd -vf "$HOME/Downloads/$f" usr etc 2>/dev/null
+done
+echo -e "\n=-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"
+
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo Initializing pacman...
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+mkdir -p /var/lib/pacman
+ln -sf "$(which gettext)" /usr/bin/
+pacman-key --init
+pacman-key --populate msys2
+pacman -Syu --noconfirm
+echo -e "\n=-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"
+
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo Getting package versions for the installed Git release
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+t=$(grep -E 'mingw-w64-[ix_0-9]+-git ' /etc/package-versions.txt)
+echo "Found package version line: $t"
+
+curl --help >/dev/null 2>&1 || { echo "ERROR: curl is not installed properly."; exit 1; }
+
+echo "Getting commit ID that matches '$t' from github pacman-for-git..."
+t=$(curl -sLk "${bin_source}/version-tags.txt" | grep "$t")
+echo "Full line from version-tags.txt: '$t'"
+
+[[ "$t" == "" ]] && echo "ERROR: Commit ID not logged in github pacman-for-git." && exit 1
+echo -e "Using commit ID: '${t##* }'"
+echo -e "\n=-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"
+
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+echo Downloading package database files for the installed Git release
+echo =-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+b=64 && [[ "$t" == *-i686-* ]] && b=32
+URL="https://github.com/git-for-windows/git-sdk-$b/raw/${t##* }"
+while read -r p v; do
+  d="/var/lib/pacman/local/$p-$v"
+  mkdir -p "$d"
+  echo "$d"
+
+  for f in desc files mtree; do
+    curl -fsSL "$URL$d/$f" -o "$d/$f"
+  done
+
+  [[ ! -f "$d/desc" ]] && rmdir "$d" && echo "Missing $d"
+done < /etc/package-versions.txt
+echo -e "\n=-=-=-=-=-=-=-=-=--=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"