Initial commit

3 files changed, 546 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d7e0582
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+build
+src
+lock_files
+pkgbuild
+
diff --git a/build.env b/build.env
new file mode 100644
index 0000000..0e8dd8b
--- /dev/null
+++ b/build.env
@@ -0,0 +1,18 @@
+# The toolchain will be installed into PREFIX
+export PREFIX=/usr/local/pacman
+
+# Setup toolchain search paths
+export PATH=$PREFIX/bin:$PREFIX/sbin:$PATH
+export MANPATH=$PREFIX/share/man:$MANPATH
+export PKG_CONFIG_PATH=$PREFIX/lib/pkgconfig
+
+# Basic compile/link flags
+export CFLAGS="-I$PREFIX/include -O2 -pipe"
+export LDFLAGS="-L$PREFIX/lib"
+
+# Use the most basic locale possible
+export LANG=C
+
+# Helper for `make -j` calls
+export CPU_COUNT=$(python -c 'import os; print(os.cpu_count())')
+if (( CPU_COUNT > 1 )); then (( CPU_COUNT-- )); fi
diff --git a/build_all.sh b/build_all.sh
new file mode 100755
index 0000000..dbbe95a
--- /dev/null
+++ b/build_all.sh
@@ -0,0 +1,523 @@
+#!/bin/bash
+#set -x
+set -Ee
+
+function go_into_the_light_carol_anne {
+    echo
+    echo "Premature death..."
+    if [[ -n $lock_file ]] && [[ -f $lock_file ]]; then
+        echo "Removing current lock file: $lock_file"
+        rm -f "$lock_file"
+    else
+        echo "No lock files were in use at the time."
+    fi
+    exit 1
+}
+
+# Immediately die on any non-zero return code
+trap go_into_the_light_carol_anne ERR SIGINT SIGTERM
+
+# Get configuration
+source $(dirname $0)/build.env
+printenv | sort
+echo
+echo
+
+# Globals
+ruler=$(printf '=%.0s' {1..79})
+topdir="$(pwd)"
+sdir="$topdir/src"
+bdir="$topdir/build"
+ldir="$topdir/lock_files"
+pkgdir=''
+lock_file=''
+skipped=0
+build_no_popd=0
+patch_url='http://www.stsci.edu/~jhunk/pacman/toolchain'
+
+# Obligatory file system safety-check
+if [[ $topdir == / ]]; then
+    echo "FATAL: \$topdir is the root of the file system"
+    echo "FATAL: I refuse to perform builds at this level. Place $(basename $0) somewhere much deeper."
+    exit 255
+fi
+
+# On failure you'll likely want to examine the build directory, so only nuke it on a subsequent run
+if [[ -d $bdir ]]; then
+    echo Purging build directory...
+    rm -rf "$bdir"
+fi
+
+# [Re]create required directories
+mkdir -p $PREFIX \
+    $sdir \
+    $bdir \
+    $ldir
+
+# Assimilate known-good SSL CA certs for use with OpenSSL/CURL
+if [ ! -f $sdir/cacert.pem ]; then
+    pushd $sdir &>/dev/null
+        /usr/bin/curl \
+            --remote-name \
+            --time-cond cacert.pem \
+            https://curl.haxx.se/ca/cacert.pem
+    popd
+fi
+
+function fetch {
+    # generic http[s] downloading:
+    #   fetch "http://whatever.com/tarball.[{tar.{gz,bz2,xz}}|{zip}]"
+    #
+    # generic git repository cloning:
+    #   fetch "http://whatever.com/repo/project.git" "{revision|tag|branch}"
+    #
+    # Files and directories are stored in $sdir (the "src" directory)
+
+    local url=$1
+    local rev=$2
+    local base=$(basename $1)
+
+    pushd $sdir &>/dev/null
+        # Does the url look like "git+https://"?
+        if [[ "$url" =~ ^git\+.* ]]; then
+            # Extract the real URL portion of the string
+            url="$(expr match "$url" '.*+\(.*\)')"
+
+            # A lot of git repository URLs end with ".git". However, the basename of the URL
+            # becomes the local source directory. When the basename ends with .git, just
+            # strip it off (i.e. repo.git -> repo).
+            if [[ $base == *.git ]]; then
+                base="$(expr match "$base" '\(.*\).git*')"
+            fi
+
+            # Don't do a clone if we already have one
+            [[ ! -d $base ]] && git clone --recursive "$url" "$base"
+
+            # If we don't specify a revision, then default to the master branch
+            if [[ -z $rev ]]; then
+                rev="master"
+            fi
+
+            pushd $base &>/dev/null
+                # Always fetch new objects and tags (useful when reusing cloned repos)
+                git fetch &>/dev/null
+                git fetch --tags &>/dev/null
+
+                # Move HEAD
+                git checkout "$rev" &>/dev/null
+
+                # Populate package naming variables
+                local gitver="$(git rev-list --count HEAD).$(git rev-parse --short  HEAD)"
+                local pkg="${base}-r${gitver}"
+
+                # Instead of building straight from our clone, we generate a tarball based on
+                # the latest commit. No it isn't hacky damnit, it's smart. You cannot guarantee anything
+                # will be the same tomorrow, so this add a bit of insurance and accountability.
+                #
+                # Note: "git checkout [rev]" moves HEAD to that revision. This is perfectly safe.
+                #
+                #       YOU ONLY MOVED THE HEADSTONES! WHY?! WHY?!
+                #                           -- Craig T. Nelson
+                #
+
+                if [[ ! -f $sdir/${pkg}.tar.gz ]]; then
+                    echo "GENERATING TARBALL: ${pkg}.tar.gz"
+                    git archive --format tgz --prefix="${pkg}/" -o "$sdir/${pkg}.tar.gz" HEAD
+                fi
+            popd &>/dev/null
+
+        # Generic downloader is generic
+        elif [[ ! -f $base ]] && [[ ! -d $base ]]; then
+            echo "Fetching: $base..."
+            curl -LO "$url"
+        fi
+
+    # failsafe popd for $sdir
+    popd &>/dev/null
+}
+
+function build_start {
+    local name=$1
+    local version=$2
+    local delim=$3
+    local archive=
+
+    if [[ -z $delim ]]; then delim='-'; fi
+
+    # We make assumptions about the innards of the archive. Most of the time we're correct.
+    # When things don't match up you might need to repackage things manually.
+    export pkgdir=${name}${delim}${version}
+    export lock_file="${ldir}/${pkgdir}"
+
+    # Don't rebuild packages automatically.
+    if [[ -f ${lock_file} ]]; then
+        echo "Skipped $pkgdir (remove $lock_file to rebuild)"
+        export skipped=1
+        export build_no_popd=1
+        return 0
+    fi
+
+    # Perform a cheap scan for the archive
+    archive=$(find $sdir -type f \
+        \( -name "${pkgdir}.tar*" \
+        -o -name "${pkgdir}.t*z" \
+        -o -name "${pkgdir}.t*2" \
+        -o -name "${pkgdir}.zip" \) | head -n 1)
+
+    if [[ ! -f $archive ]]; then
+        echo "$pkgdir has no archive. Dying."
+        exit 1
+    fi
+
+    # Extract by archive type
+    case "$archive" in
+        *.tar.bz2|*.tbz2|*.tgz|*.tar.gz|*.txz|*.tar.xz)
+            tar xf "$archive" || exit 2
+            ;;
+        *.zip)
+            unzip "$archive" || exit 2
+            ;;
+        *)
+            echo "$pkgdir ($archive): unsupported archive"
+            exit 1
+            ;;
+    esac
+
+
+    # The entire script will fail out on its own shortly after the WARNING is issued
+    if [[ -d $pkgdir ]]; then
+        cd "$pkgdir"
+    else
+        echo "WARNING: $pkgdir is not a real directory. Adjust build script to compensate."
+    fi
+
+    # Generate a lock file for this build
+    touch "${lock_file}"
+
+    echo $ruler
+    echo "BUILDING: ${name}"
+    echo $ruler
+}
+
+function build_end {
+    export pkgdir=''
+    export lock_file=''
+    export skipped=0
+    export build_no_popd=0
+    cd "$bdir"
+}
+
+
+#
+# BUILD START HERE
+#
+pushd $bdir
+
+fetch "https://ftp.gnu.org/gnu/autoconf/autoconf-2.69.tar.gz"
+build_start autoconf 2.69
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/m4/m4-1.4.18.tar.gz"
+build_start m4 1.4.18
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/libtool/libtool-2.4.6.tar.gz"
+build_start libtool 2.4.6
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/libiconv/libiconv-1.15.tar.gz"
+build_start libiconv 1.15
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/ncurses/ncurses-6.0.tar.gz"
+build_start ncurses 6.0
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX --with-shared
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/readline/readline-7.0.tar.gz"
+build_start readline 7.0
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX CFLAGS="$CFLAGS -fPIC"
+    make -j${CPU_COUNT} SHLIB_LIBS=-lncurses
+    make install
+fi
+build_end
+
+fetch "https://tukaani.org/xz/xz-5.2.3.tar.gz"
+build_start xz 5.2.3
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "ftp://xmlsoft.org/libxml2/libxml2-2.9.7.tar.gz"
+build_start libxml2 2.9.7
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX --without-python
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/gettext/gettext-0.19.8.1.tar.gz"
+build_start gettext 0.19.8.1
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/automake/automake-1.15.1.tar.gz"
+build_start automake 1.15.1
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://pkg-config.freedesktop.org/releases/pkg-config-0.29.1.tar.gz"
+build_start pkg-config 0.29.1
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX --with-internal-glib
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://zlib.net/zlib-1.2.11.tar.gz"
+build_start zlib 1.2.11
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+
+fi
+build_end
+
+fetch "http://www.bzip.org/1.0.6/bzip2-1.0.6.tar.gz"
+fetch "$patch_url/bzip2-Makefile.patch"
+fetch "$patch_url/bzip2-Makefile-shared.patch"
+build_start bzip2 1.0.6
+if (( ! skipped )); then
+    patch -Np0 < $sdir/bzip2-Makefile.patch
+    patch -Np0 < $sdir/bzip2-Makefile-shared.patch
+
+    make -j${CPU_COUNT} -f Makefile-libbz2_so PREFIX=$PREFIX
+    make install PREFIX=$PREFIX
+fi
+build_end
+
+#
+# GNU only
+# Required by pacman/pkgbuild/makepkg
+#
+fetch "https://ftp.gnu.org/gnu/coreutils/coreutils-8.28.tar.xz"
+build_start coreutils 8.28
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+   make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/findutils/findutils-4.6.0.tar.gz"
+build_start findutils 4.6.0
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+   make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/sed/sed-4.4.tar.xz"
+build_start "sed" 4.4
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+   make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/gawk/gawk-4.2.0.tar.gz"
+build_start "gawk" 4.2.0
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+   make install
+fi
+build_end
+
+fetch "https://www.libarchive.org/downloads/libarchive-3.3.2.tar.gz"
+build_start libarchive 3.3.2
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/bash/bash-4.4.12.tar.gz"
+build_start bash 4.4.12
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+# OpenSSL has issues...
+build_no_popd=1
+fetch "https://www.openssl.org/source/openssl-1.1.0g.tar.gz"
+build_start openssl "1.1.0g"
+if (( ! skipped )); then
+    ./config --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+    if [[ $(uname -s) == Darwin ]]; then
+        security find-certificate -a -p /System/Library/Keychains/SystemRootCertificates.keychain \
+            > $PREFIX/ssl/cert.pem
+    else
+        cp $sdir/cacert.pem $PREFIX/ssl/cert.pem
+    fi
+fi
+build_end
+
+fetch "https://curl.haxx.se/download/curl-7.57.0.tar.gz"
+build_start curl 7.57.0
+if (( ! skipped )); then
+    cadir=$PREFIX/etc/certificates
+    cadir_datadir=$PREFIX/share/ca-certificates
+    mkdir -p $cadir
+    mkdir -p $cadir_datadir
+
+    cp -a $sdir/cacert.pem $cadir
+
+    ./configure --prefix=$PREFIX --with-ca-bundle=$cadir/cacert.pem --with-ca-path=$cadir_datadir
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "git+https://github.com/jhunkeler/fakeroot" "fix-wrapfunc"
+build_start fakeroot "r514.dab5ec4"
+if (( ! skipped )); then
+    ./bootstrap
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+#
+# Started with this custom version, but eventually patched out the failures in the real one.
+#
+#fetch "git+https://github.com/duskwuff/darwin-fakeroot" "v1.1"
+#fetch "$patch_url/darwin-fakeroot.patch"
+#build_start darwin-fakeroot r6.e6963fb
+#if (( ! skipped )); then
+#    patch -Np0 < $sdir/darwin-fakeroot.patch
+#    make
+#    make PREFIX=$PREFIX install
+#fi
+#build_end
+
+fetch "git+https://git.archlinux.org/pacman.git" "e4f13e62cf74393e811dd247a28b887935ce6a56"
+fetch "$patch_url/pacman-rootless.patch"
+fetch "$patch_url/pacman-osx-msg_nosignal.patch"
+fetch "$patch_url/pacman-config-normalize.patch"
+fetch "$patch_url/pacman-makepkg-config-normalize.patch"
+build_start pacman r6429.e4f13e6
+if (( ! skipped )); then
+    patch -Np1 < $sdir/pacman-rootless.patch
+
+    if [[ $(uname -s) == Darwin ]]; then
+        patch -Np1 < $sdir/pacman-osx-msg_nosignal.patch
+        patch -Np0 < $sdir/pacman-config-normalize.patch
+        patch -Np0 < $sdir/pacman-makepkg-config-normalize.patch
+        #patch -Np1 < $sdir/pacman-osx-fakerootkey.patch
+    fi
+
+    ./autogen.sh
+    ./configure --prefix=$PREFIX \
+        --disable-doc \
+        --with-libcurl \
+        --with-scriptlet-shell=$PREFIX/bin/bash \
+        --with-root-dir=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "ftp://sourceware.org/pub/libffi/libffi-3.2.1.tar.gz"
+build_start libffi 3.2.1
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://ftp.gnu.org/gnu/gdbm/gdbm-1.14.1.tar.gz"
+build_start gdbm 1.14.1
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX --enable-libgdbm-compat
+    make -j${CPU_COUNT}
+    make install
+fi
+build_end
+
+fetch "https://www.python.org/ftp/python/3.6.4/Python-3.6.4.tgz"
+build_start Python 3.6.4
+if (( ! skipped )); then
+    ./configure --prefix=$PREFIX --enable-ipv6 --with-system-ffi --with-threads --with-pydebug --with-ensurepip
+    make -j${CPU_COUNT}
+    make install
+    pushd $PREFIX/bin
+        ln -sf python3.6 python
+        ln -sf pip3.6 pip
+    popd
+    pip install --upgrade --force setuptools
+    pip install --upgrade --force pip
+fi
+build_end
+
+fetch "git+https://git.archlinux.org/pyalpm.git" "0.8.2"
+build_start pyalpm r308.6f0787e
+if (( ! skipped )); then
+    sed -i -e 's|-Werror||g' setup.py
+    python setup.py install
+fi
+build_end
+
+# keep this
+popd # -- exits $bdir
+exit 0
+