1 files changed, 90 insertions, 0 deletions
diff --git a/standalone/linux/skel/runshell b/standalone/linux/skel/runshell
new file mode 100755
index 000000000..4481b0d7f
--- /dev/null
+++ b/standalone/linux/skel/runshell
@@ -0,0 +1,90 @@
+#!/bin/sh
+# Runs a shell command (or interactive shell) using the binaries and
+# libraries bundled with this app.
+
+set -e
+
+base="$(dirname "$0")"
+
+if [ ! -d "$base" ]; then
+	echo "** cannot find base directory (I seem to be $0)" >&2
+	exit 1
+fi
+
+if [ ! -e "$base/bin/git-annex" ]; then
+	echo "** base directory $base does not contain bin/git-annex" >&2
+	exit 1
+fi
+if [ ! -e "$base/bin/git" ]; then
+	echo "** base directory $base does not contain bin/git" >&2
+	exit 1
+fi
+
+# Get absolute path to base, to avoid breakage when things change directories.
+orig="$(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
+	(
+		echo "#!/bin/sh"
+		echo "set -e"
+		echo "exec $base/runshell git-annex-shell -c \"\$SSH_ORIGINAL_COMMAND\""
+	) > "$HOME/.ssh/git-annex-shell"
+	chmod +x "$HOME/.ssh/git-annex-shell"
+fi
+
+# Put our binaries first, to avoid issues with out of date or incompatable
+# system binaries.
+ORIG_PATH="$PATH"
+export ORIG_PATH
+PATH=$base/bin:$PATH
+export PATH
+
+# This is used by the shim wrapper around each binary.
+for lib in $(cat $base/libdirs); do
+	GIT_ANNEX_LD_LIBRARY_PATH="$base/$lib:$GIT_ANNEX_LD_LIBRARY_PATH"
+done
+export GIT_ANNEX_LD_LIBRARY_PATH
+GIT_ANNEX_LINKER="$base/$(cat $base/linker)"
+export GIT_ANNEX_LINKER
+GIT_ANNEX_SHIMMED="$base/shimmed"
+export GIT_ANNEX_SHIMMED
+
+ORIG_GCONV_PATH="$GCONV_PATH"
+export ORIG_GCONV_PATH
+GCONV_PATH=$base/$(cat $base/gconvdir)
+export GCONV_PATH
+
+ORIG_GIT_EXEC_PATH="$GIT_EXEC_PATH"
+export ORIG_GIT_EXEC_PATH
+GIT_EXEC_PATH=$base/git-core
+export GIT_EXEC_PATH
+
+ORIG_GIT_TEMPLATE_DIR="$GIT_TEMPLATE_DIR"
+export ORIG_GIT_TEMPLATE_DIR
+GIT_TEMPLATE_DIR="$base/templates"
+export GIT_TEMPLATE_DIR
+
+ORIG_MANPATH="$MANPATH"
+export ORIG_MANPATH
+MANPATH="$base/usr/share/man:$MANPATH"
+export MANPATH
+
+# Indicate which variables were exported above and should be cleaned
+# when running non-bundled programs.
+GIT_ANNEX_STANDLONE_ENV="PATH GCONV_PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR MANPATH"
+export GIT_ANNEX_STANDLONE_ENV
+
+if [ "$1" ]; then
+	cmd="$1"
+	shift 1
+	exec "$cmd" "$@"
+else
+	sh
+fi