133 lines
3.4 KiB
Bash
Executable file
133 lines
3.4 KiB
Bash
Executable file
#!/system/bin/sh
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# This is runs a shell in an environment configured for git-annex.
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# Nearly the only command that can be used in here is busybox!
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# lib.start.so will run us in the root of our app directory
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base=$(./busybox pwd)
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cmd=$base/busybox
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set -e
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prep () {
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# Cannot rely on Android providing a sane HOME
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HOME="/sdcard/git-annex.home"
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export HOME
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}
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buildtree () {
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$cmd echo "Installation starting to $base"
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$cmd cat "lib/lib.version.so"
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if $cmd test -e "$base/bin"; then
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$cmd mv "$base/bin" "$base/bin.old"
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fi
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$cmd mkdir -p "$base/bin"
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for prog in busybox git-annex git-shell git-upload-pack git gpg rsync ssh ssh-keygen; do
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$cmd echo "installing $prog"
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if $cmd test -e "$base/bin/$prog"; then
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$cmd rm -f "$base/bin/$prog"
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fi
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$cmd ln -s "$base/lib/lib.$prog.so" "$base/bin/$prog"
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done
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$cmd --install -s $base/bin
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$cmd rm -rf "$base/bin.old"
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$cmd tar zxf $base/lib/lib.git.tar.gz.so
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for prog in git git-shell git-upload-pack; do
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for link in $($cmd cat "$base/links/$prog"); do
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$cmd echo "linking $link to $prog"
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if $cmd test -e "$base/$link"; then
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$cmd rm -f "$base/$link"
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fi
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$cmd ln -s "$base/bin/$prog" "$base/$link"
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done
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$cmd rm -f "$base/links/$prog"
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done
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$cmd mkdir -p "$base/templates"
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$cmd mkdir -p "$base/tmp"
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$cmd echo "#!/system/bin/sh" > "$base/runshell"
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$cmd echo "exec $base/lib/lib.start.so" >> "$base/runshell"
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$cmd chmod 755 runshell
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$cmd cat "$base/lib/lib.trustedkeys.so" > "$base/bin/trustedkeys.gpg"
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$cmd cat "$base/lib/lib.version.so" > "$base/installed-version"
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$cmd echo "Installation complete"
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}
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install () {
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if ! $cmd mkdir -p "$HOME"; then
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$cmd echo "mkdir of $HOME failed!"
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fi
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if $cmd test ! -e "$base/bin/git-annex"; then
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if ! buildtree > $HOME/git-annex-install.log 2>&1; then
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$cmd echo "Installation failed! Please report a bug and attach $HOME/git-annex-install.log"
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$cmd sh
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fi
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elif $cmd test ! -e "$base/installed-version" || ! $cmd cmp "$base/installed-version" "$base/lib/lib.version.so" >/dev/null; then
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if ! buildtree > $HOME/git-annex-install.log 2>&1; then
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$cmd echo "Upgrade failed! Please report a bug and attach $HOME/git-annex-install.log"
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fi
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fi
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}
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run () {
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PATH="$base/bin:$PATH"
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export PATH
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ORIG_GIT_EXEC_PATH="$GIT_EXEC_PATH"
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export ORIG_GIT_EXEC_PATH
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GIT_EXEC_PATH=$base/libexec/git-core
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export GIT_EXEC_PATH
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ORIG_GIT_TEMPLATE_DIR="$GIT_TEMPLATE_DIR"
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export ORIG_GIT_TEMPLATE_DIR
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GIT_TEMPLATE_DIR="$base/templates"
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export GIT_TEMPLATE_DIR
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# Indicate which variables were exported above.
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GIT_ANNEX_STANDLONE_ENV="GIT_EXEC_PATH GIT_TEMPLATE_DIR"
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export GIT_ANNEX_STANDLONE_ENV
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# This is a temporary directory on a non-crippled filesystem.
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# Needs to be as short a path as possible, for ssh sockets.
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GIT_ANNEX_TMP_DIR=$base/tmp
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export GIT_ANNEX_TMP_DIR
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# /tmp probably doesn't exist, so also use it as TMPDIR
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TMPDIR=$GIT_ANNEX_TMP_DIR
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export TMPDIR
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if $cmd test ! -e "$HOME/.gitconfig"; then
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git config --global user.email "git-annex@android"
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git config --global user.name "android"
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fi
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if $cmd test "$1"; then
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cmd="$1"
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shift 1
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exec "$cmd" "$@"
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else
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# As good a start point as any.
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cd "$HOME"
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/system/bin/sh
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fi
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}
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if $cmd test -n "$MKFIFO"; then
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# because java is insane
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$cmd mkfifo "$MKFIFO"
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else
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if ! prep; then
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$cmd echo "prep failed. Please report a bug."
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read line
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fi
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if ! install; then
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$cmd echo "install failed. Please report a bug."
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read line
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fi
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run
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fi
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