1 files changed, 48 insertions, 0 deletions
diff --git a/standalone/linux/runshell b/standalone/linux/runshell
new file mode 100755
index 000000000..da26cd3ba
--- /dev/null
+++ b/standalone/linux/runshell
@@ -0,0 +1,48 @@
+#!/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 "$orig"
+
+# Put our binaries first, to avoid issues with out of date or incompatable
+# system binaries.
+PATH=$base/bin:$PATH
+export PATH
+
+for lib in $(cat $base/libdirs); do
+	LD_LIBRARY_PATH="$base/$lib:$LD_LIBRARY_PATH"
+done
+export LD_LIBRARY_PATH
+
+GIT_EXEC_PATH=$base/git-core
+export GIT_EXEC_PATH
+
+if [ "$1" ]; then
+	cmd="$1"
+	shift 1
+	exec "$cmd" "$@"
+else
+	$SHELL
+fi