Move subcommands into libexec/

bin/rbenv

@@ -1,16 +0,0 @@
-#!/bin/bash -e
-
-command="$1"
-if [ -z "$command" ]; then
-  echo "rbenv 0.1.0" >&2
-
-else
-  command_path="$(command -v "rbenv-$command" || true)"
-  if [ -z "$command_path" ]; then
-    echo "rbenv: no such command \`$command'" >&2
-    exit 1
-  fi
-
-  shift 1
-  exec "$command_path" "$@"
-fi

bin/rbenv

@@ -0,0 +1 @@
+../libexec/rbenv

libexec/rbenv

@@ -0,0 +1,34 @@
+#!/bin/bash -e
+
+abs_dirname() {
+  orig_dir=`pwd`
+  path="$1"
+  while [ -n "$path" ]; do
+    cd `dirname "$path"`
+    name=`basename "$path"`
+    path=`readlink "$name" || true`
+  done
+  unset name path
+
+  pwd
+  cd "$orig_dir"
+  unset orig_dir
+}
+
+bindir=`abs_dirname $0`
+export PATH="$bindir:$PATH"
+
+command="$1"
+if [ -z "$command" ]; then
+  echo "rbenv 0.1.0" >&2
+
+else
+  command_path="$(command -v "rbenv-$command" || true)"
+  if [ -z "$command_path" ]; then
+    echo "rbenv: no such command \`$command'" >&2
+    exit 1
+  fi
+
+  shift 1
+  exec "$command_path" "$@"
+fi