git-annex/standalone/osx/git-annex.app/Contents/MacOS/runshell
2017-02-12 17:30:23 -04:00

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#!/bin/sh
# Runs a shell command (or interactive shell) using the binaries
# bundled with this app.
set -e
base="$(dirname "$0")"
if [ ! -d "$base" ]; then
echo "** cannot find base directory (I seem to be $0)" >&2
exit 1
fi
bundle="$base/bundle"
if [ ! -e "$bundle/git-annex" ]; then
echo "** bundle directory $bundle does not contain git-annex" >&2
exit 1
fi
if [ ! -e "$bundle/git" ]; then
echo "** bundle directory $bundle does not contain git" >&2
exit 1
fi
# Get absolute path to base, to avoid breakage when things change directories.
orig="$(pwd)"
cd "$base"
base="$(pwd)"
cd "$orig"
# Install shim that's used to run git-annex-shell from ssh authorized_keys.
# The assistant also does this when run, but the user may not be using the
# assistant.
if [ ! -e "$HOME/.ssh/git-annex-shell" ]; then
mkdir "$HOME/.ssh" >/dev/null 2>&1 || true
if [ -e "$HOME/.ssh" ]; then
(
echo "#!/bin/sh"
echo "set -e"
echo "if [ \"x\$SSH_ORIGINAL_COMMAND\" != \"x\" ]; then"
echo "exec '$base/runshell' git-annex-shell -c \"\$SSH_ORIGINAL_COMMAND\""
echo "else"
echo "exec '$base/runshell' git-annex-shell -c \"\$@\""
echo "fi"
) > "$HOME/.ssh/git-annex-shell"
chmod +x "$HOME/.ssh/git-annex-shell"
fi
fi
# And this shim is used by the webapp when adding a remote ssh server.
if [ ! -e "$HOME/.ssh/git-annex-wrapper" ]; then
mkdir "$HOME/.ssh" >/dev/null 2>&1 || true
if [ -e "$HOME/.ssh" ]; then
(
echo "#!/bin/sh"
echo "set -e"
echo "exec '$base/runshell' \"\$@\""
) > "$HOME/.ssh/git-annex-wrapper"
chmod +x "$HOME/.ssh/git-annex-wrapper"
fi
fi
# Put our binaries first, to avoid issues with out of date or incompatible
# system binaries. Extra binaries come after system path.
ORIG_PATH="$PATH"
export ORIG_PATH
PATH="$bundle:$PATH:$bundle/extra"
export PATH
ORIG_GIT_EXEC_PATH="$GIT_EXEC_PATH"
export ORIG_GIT_EXEC_PATH
GIT_EXEC_PATH="$bundle"
export GIT_EXEC_PATH
ORIG_GIT_TEMPLATE_DIR="$GIT_TEMPLATE_DIR"
export ORIG_GIT_TEMPLATE_DIR
GIT_TEMPLATE_DIR="$bundle/templates"
export GIT_TEMPLATE_DIR
GIT_ANNEX_DIR="$bundle"
export GIT_ANNEX_DIR
# Indicate which variables were exported above and should be cleaned
# when running non-bundled programs.
GIT_ANNEX_STANDLONE_ENV="PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR"
export GIT_ANNEX_STANDLONE_ENV
if [ "$1" ]; then
cmd="$1"
shift 1
exec "$cmd" "$@"
else
$SHELL
fi