Add some missing comments to configure.ac

Signed-off-by: Stéphane Graber <stgraber@ubuntu.com>
Acked-by: Serge Hallyn <serge.hallyn@ubuntu.com>
Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>

diff --git a/configure.ac b/configure.ac
index 6c74dcda9b150c5fde0afe42b0b5f2bd409494e2..a523583650d66f82176fd11c5a57c8aed7eb560c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -52,6 +52,7 @@ esac
 AC_MSG_RESULT([$with_distro])
 AM_CONDITIONAL([HAVE_DEBIAN], [test x"$with_distro" = "xdebian" -o x"$with_distro" = "xubuntu"])
 
+# Detect the newuidmap tool (required for userns)
 AC_CHECK_PROG([NEWUIDMAP], [newuidmap], [newuidmap])
 AM_CONDITIONAL([HAVE_NEWUIDMAP], [test -n "$NEWUIDMAP"])
 
@@ -242,12 +243,14 @@ AC_ARG_WITH([global-conf],
                [global lxc configuration file]
        )], [], [with_global_conf=['${sysconfdir}/lxc/lxc.conf']])
 
+# The path of the userns network configuration file
 AC_ARG_WITH([usernic-conf],
        [AC_HELP_STRING(
                [--with-usernic-conf],
                [user network interface configuration file]
        )], [], [with_usernic_conf=['${sysconfdir}/lxc/lxc-usernet']])
 
+# The path of the runtime usernic database
 AC_ARG_WITH([usernic-db],
        [AC_HELP_STRING(
                [--with-usernic-db],
@@ -260,6 +263,7 @@ AC_ARG_WITH([rootfs-path],
                [--with-rootfs-path=dir],
                [lxc rootfs mount point]
        )], [], [with_rootfs_path=['${libdir}/lxc/rootfs']])
+
 # cgroup pattern specification
 AC_ARG_WITH([cgroup-pattern],
        [AC_HELP_STRING(