/usr/share/initramfs-tools/hook-functions is in initramfs-tools-core 0.130ubuntu3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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catenate_cpiogz() {
# Sanity check
if [ ! -e "${1}" ]; then
echo "W: catenate_cpiogz: arg1='${1}' does not exist." >&2
return
fi
cat "${1}" >>"${__TMPCPIOGZ}"
}
prepend_earlyinitramfs() {
# Sanity check
if [ ! -e "${1}" ]; then
echo "W: prepend_earlyinitramfs: arg1='${1}' does not exist." >&2
return
fi
cat "${1}" >>"${__TMPEARLYCPIO}"
}
# force_load module [args...]
force_load()
{
manual_add_modules "$1"
echo "${@}" >>"${DESTDIR}/conf/modules"
}
# Takes a file containing a list of modules to be added as an
# argument, figures out dependancies, and adds them.
#
# Input file syntax:
#
# # comment
# modprobe_module_name [args ...]
# [...]
#
add_modules_from_file()
{
# Sanity check
if [ ! -e "${1}" ]; then
echo "W: add_modules_from_file: arg1='${1}' does not exist." >&2
return
fi
grep '^[^#]' ${1} | while read module args; do
[ -n "$module" ] || continue
force_load "${module}" "${args}"
done
}
# Is this module available?
have_module()
{
modprobe --set-version="${version}" --ignore-install \
--show-depends "${1}" >/dev/null 2>&1
}
# Add dependent modules + eventual firmware
manual_add_modules()
{
local prefix kmod options firmware
if [ $# -eq 0 ]; then
return
fi
# modprobe --ignore-install inhibits processing of 'install'
# configuration lines, so that instead we will see 'insmod
# module.ko' as we want. However it also means that 'softdep'
# configuration lines and embedded softdep information is not
# processed. So we run twice, with and without this option.
{ modprobe --all --set-version="${version}" --ignore-install --quiet --show-depends "$@";
modprobe --all --set-version="${version}" --quiet --show-depends "$@"; } |
while read prefix kmod options ; do
if [ "${prefix}" != "insmod" ]; then
continue
fi
copy_file module "${kmod}" || continue
# Add required firmware
for firmware in $(modinfo -k "${version}" -F firmware "${kmod}"); do
if [ -e "${DESTDIR}/lib/firmware/${firmware}" ] \
|| [ -e "${DESTDIR}/lib/firmware/${version}/${firmware}" ]; then
continue
fi
# Only print warning for missing fw of loaded module
# or forced loaded module
if [ ! -e "/lib/firmware/${firmware}" ] \
&& [ ! -e "/lib/firmware/${version}/${firmware}" ] ; then
# Only warn about missing firmware if
# /proc/modules exists
if [ ! -e /proc/modules ] ; then
continue
fi
kmod_modname="${kmod##*/}"
kmod_modname="${kmod_modname%.ko}"
if grep -q "^$kmod_modname\\>" /proc/modules "${CONFDIR}/modules"; then
echo "W: Possible missing firmware /lib/firmware/${firmware} for module $(basename ${kmod} .ko)" >&2
fi
continue
fi
if [ -e "/lib/firmware/${version}/${firmware}" ]; then
copy_file firmware \
"/lib/firmware/${version}/${firmware}"
else
copy_file firmware "/lib/firmware/${firmware}"
fi
done
done
}
# $1 = file type (for logging)
# $2 = file to copy to ramdisk
# $3 (optional) Name for the file on the ramdisk
# Location of the image dir is assumed to be $DESTDIR
# If the target exists, we leave it and return 1.
# On any other error, we return >1.
copy_file() {
local type src target link_target
type="${1}"
src="${2}"
target="${3:-$2}"
[ -f "${src}" ] || return 2
if [ -d "${DESTDIR}/${target}" ]; then
target="${target}/${src##*/}"
fi
# check if already copied
[ -e "${DESTDIR}/${target}" ] && return 1
#FIXME: inst_dir
mkdir -p "${DESTDIR}/${target%/*}"
if [ -h "${src}" ]; then
# We don't need to replicate a chain of links completely;
# just link directly to the ultimate target
link_target="$(readlink -f "${src}")" || return $(($? + 1))
if [ "${link_target}" != "${target}" ]; then
[ "${verbose}" = "y" ] && echo "Adding ${type}-link ${src}"
# Create a relative link so it always points
# to the right place
ln -rs "${DESTDIR}/${link_target}" "${DESTDIR}/${target}"
fi
# Copy the link target if it doesn't already exist
src="${link_target}"
target="${link_target}"
[ -e "${DESTDIR}/${target}" ] && return 0
mkdir -p "${DESTDIR}/${target%/*}"
fi
[ "${verbose}" = "y" ] && echo "Adding ${type} ${src}"
cp -pP "${src}" "${DESTDIR}/${target}" || return $(($? + 1))
}
# $1 = executable to copy to ramdisk, with library dependencies
# $2 (optional) Name for the file on the ramdisk
# Location of the image dir is assumed to be $DESTDIR
# We never overwrite the target if it exists.
copy_exec() {
local src target x nonoptlib ret
src="${1}"
target="${2:-$1}"
copy_file binary "${src}" "${target}" || return $(($? - 1))
# Copy the dependant libraries
for x in $(ldd "${src}" 2>/dev/null | sed -e '
/\//!d;
/linux-gate/d;
/=>/ {s/.*=>[[:blank:]]*\([^[:blank:]]*\).*/\1/};
s/[[:blank:]]*\([^[:blank:]]*\) (.*)/\1/' 2>/dev/null); do
# Try to use non-optimised libraries where possible.
# We assume that all HWCAP libraries will be in tls,
# sse2, vfp or neon.
nonoptlib=$(echo "${x}" | sed -e 's#/lib/\([^/]*/\)\?\(tls\|i686\|sse2\|neon\|vfp\).*/\(lib.*\)#/lib/\1\3#')
nonoptlib=$(echo "${nonoptlib}" | sed -e 's#-linux-gnu/\(tls\|i686\|sse2\|neon\|vfp\).*/\(lib.*\)#-linux-gnu/\2#')
if [ -e "${nonoptlib}" ]; then
x="${nonoptlib}"
fi
copy_file library "${x}" || {
ret=$?
[ ${ret} = 1 ] || return $((ret - 1))
}
done
}
# Copy entire subtrees to the initramfs
copy_modules_dir()
{
local kmod exclude
local modules=
local dir="$1"
shift
if ! [ -d "${MODULESDIR}/${dir}" ]; then
return;
fi
if [ "${verbose}" = "y" ]; then
echo "Copying module directory ${dir}"
if [ $# -ge 1 ]; then
echo "(excluding $*)"
fi
fi
while [ $# -ge 1 ]; do
exclude="${exclude:-} -name $1 -prune -o "
shift
done
for kmod in $(find "${MODULESDIR}/${dir}" ${exclude:-} -name '*.ko' -printf '%f\n'); do
modules="$modules ${kmod%.ko}"
done
manual_add_modules $modules
}
# walk /sys for relevant modules
sys_walk_mod_add()
{
local driver_path module device_path modalias
device_path="$1"
while [ "${device_path}" != "/sys" ]; do
# device modalias
if [ -e "${device_path}/modalias" ]; then
modalias=$(cat "${device_path}/modalias")
if [ -n "${modalias}" ]; then
manual_add_modules "${modalias}"
fi
fi
# current driver module
driver_path="$(readlink -f ${device_path}/driver/module)"
if [ -e "$driver_path" ]; then
module="$(basename $(readlink -f $driver_path))"
if [ -n "${module}" ]; then
manual_add_modules "${module}"
fi
fi
device_path="$(dirname ${device_path})"
done
}
block_dev_sys_walk_mod_add()
{
local dev_sys_path disk_sys_path component
# Resolve symlink so sys_walk_mod_add can walk up the hierarchy
dev_sys_path="$(readlink -f "$1")"
# Find whole disk from partition
if grep -q "^DEVTYPE=partition$" "$dev_sys_path/uevent"; then
disk_sys_path="$dev_sys_path/.."
else
disk_sys_path="$dev_sys_path"
fi
# Iterate over component of a layered device
ls -1 "$disk_sys_path/slaves" | while read component; do
block_dev_sys_walk_mod_add "$disk_sys_path/slaves/$component"
done
sys_walk_mod_add ${dev_sys_path}
}
block_dev_mod_add()
{
local dev_node dev_num dev_sys_path
dev_node="$1"
# Look up device number and convert to decimal as it appears in sysfs
dev_num="$(stat -L -c %t:%T "$dev_node")"
dev_num="$((0x${dev_num%:*})):$((0x${dev_num#*:}))"
# Look up device in sysfs
dev_sys_path="/sys/dev/block/$dev_num"
if [ ! -d "$dev_sys_path" ]; then
echo "mkinitramfs: for device ${dev_node} missing ${dev_sys_path}" >&2
echo "mkinitramfs: workaround is MODULES=most" >&2
echo "mkinitramfs: Error please report the bug" >&2
exit 1
fi
block_dev_sys_walk_mod_add "$dev_sys_path"
}
# Copy all loaded or built-in modules matching the given pattern.
# Pattern mustn't include directory or '.ko' suffix but should use
# '[-_]' to allow for differences in naming between /sys/module and
# modules.builtin.
add_loaded_modules()
{
local pattern="$1"
local module
local builtin=/lib/modules/$(uname -r)/modules.builtin
for module in /sys/module/$pattern; do
if [ -d "$module" ]; then
manual_add_modules $(basename $module)
fi
done
if [ -f $builtin ]; then
while read module; do
case "$module" in
*/$pattern.ko)
manual_add_modules $(basename $module .ko)
;;
esac
done < $builtin
fi
}
# find and only copy modules relevant to a mountpoint
dep_add_modules_mount()
{
local dir dev_node FSTYPE
dir="$1"
# require mounted sysfs
if [ ! -d /sys/devices/ ]; then
echo "mkinitramfs: MODULES dep requires mounted sysfs on /sys" >&2
exit 1
fi
# find out block device + fstype
eval "$(while read dev mp fs opts rest ; do \
[ "$mp" = "$dir" ] && [ "$fs" != "rootfs" ] \
&& printf "dev_node=$dev\nFSTYPE=$fs"\
&& break; done < /proc/mounts)"
# Only the root mountpoint has to exist; do nothing if any other
# directory is not a mountpoint.
if [ "$dir" != / ] && [ -z "$dev_node" ]; then
return
fi
# handle ubifs and return since ubifs is mounted on char devices
# but most of the commands below only work with block devices.
if [ "${FSTYPE}" = "ubifs" ]; then
manual_add_modules "${FSTYPE}"
return
fi
if [ "$dir" = / ] && [ "${dev_node}" = "/dev/root" ] ; then
if [ -b "${dev_node}" ]; then
# Match it to the canonical device name by UUID
dev_node="/dev/disk/by-uuid/"$(blkid -o value -s UUID ${dev_node}) 2>/dev/null
else
# Does not exist in our namespace, so look at the
# kernel command line
dev_node=
for arg in $(cat /proc/cmdline); do
case "$arg" in
root=*)
dev_node="${arg#root=}"
if [ "${dev_node#/dev/}" = "$dev_node" ]; then
dev_node="/dev/$dev_node"
fi
;;
--)
break
;;
*)
;;
esac
done
fi
fi
# recheck device
if [ -z "$dev_node" ] || ! dev_node="$(readlink -f ${dev_node})" \
|| ! [ -b "$dev_node" ]; then
echo "mkinitramfs: failed to determine device for $dir" >&2
echo "mkinitramfs: workaround is MODULES=most, check:" >&2
echo "grep -r MODULES /etc/initramfs-tools/" >&2
echo "" >&2
echo "Error please report bug on initramfs-tools" >&2
echo "Include the output of 'mount' and 'cat /proc/mounts'" >&2
exit 1
fi
# do not trust mount, check superblock
eval "$(/usr/lib/klibc/bin/fstype ${dev_node})"
# check that fstype fs recognition
if [ "${FSTYPE}" = "unknown" ]; then
FSTYPE=$(blkid -o value -s TYPE "${dev_node}")
if [ -z "${FSTYPE}" ]; then
echo "mkinitramfs: unknown fstype on device ${dev_node}" >&2
echo "mkinitramfs: workaround is MODULES=most" >&2
echo "Error please report bug on initramfs-tools" >&2
exit 1
fi
fi
# Add filesystem
manual_add_modules ${FSTYPE}
block_dev_mod_add "$dev_node"
}
dep_add_modules()
{
local device dev_node
local modules=
dep_add_modules_mount /
dep_add_modules_mount /usr
if [ -n "${RESUME}" ]; then
dev_node="$(resolve_device "${RESUME}")"
if [ -n "${dev_node}" ]; then
block_dev_mod_add "${dev_node}"
fi
fi
# sys walk some important device classes
for class in gpio phy regulator rtc; do
for device in /sys/class/$class/*; do
device="$(readlink -f "$device")" \
&& sys_walk_mod_add "$device"
done
done
# clk, USB-PHY and pinctrl devices are outside the device model (!) so
# match loaded modules by name
add_loaded_modules 'clk[-_]*'
add_loaded_modules 'phy[-_]*'
add_loaded_modules 'pinctrl[-_]*'
# Sys walk keyboards. We identify keyboards as input devices
# that can generate at least key events 1-31; udev has the
# same heuristic. Note that the format of the bitmap
# properties depends on the word size of the process reading
# the uevent file!
for device in /sys/class/input/input*; do
if grep -qs "^KEY=.*fffffff[ef]$" "${device}/uevent"; then
sys_walk_mod_add "$(readlink -f "$device")"
fi
done
# catch old-style IDE
if [ -e /sys/bus/ide/devices/ ]; then
modules="$modules ide-gd_mod ide-cd"
fi
if [ -e /sys/bus/scsi/devices/ ]; then
modules="$modules sd_mod"
fi
if [ -e /sys/bus/mmc/devices/ ]; then
modules="$modules mmc_block"
fi
if [ -e /sys/bus/virtio ] ; then
modules="$modules virtio_pci virtio_mmio"
fi
if [ -e /sys/bus/i2o/devices/ ]; then
force_load i2o_block
force_load i2o_config
fi
if [ -e /sys/bus/ps3_system_bus/ ]; then
modules="$modules ps3disk ps3rom ps3-gelic ps3_sys_manager"
fi
if [ -e /sys/bus/vio/ ]; then
modules="$modules sunvnet sunvdc"
fi
manual_add_modules $modules
}
# The modules "most" classes added per default to the initramfs
auto_add_modules()
{
local arg
local modules=
if [ "$#" -eq 0 ] ; then
set -- base net ide scsi block ata i2o dasd ieee1394 firewire mmc usb_storage virtual nx
fi
for arg in "$@" ; do
case "$arg" in
base)
modules="$modules btrfs ext2 ext3 ext4 ext4dev "
modules="$modules isofs jfs reiserfs squashfs udf xfs"
modules="$modules nfs nfsv2 nfsv3 nfsv4"
modules="$modules af_packet atkbd i8042 psmouse"
modules="$modules virtio_pci virtio_mmio"
# nls not automatically pulled in as ubuntu has built-in vfat
modules="$modules vfat nls_cp437 nls_iso8859-1"
# Include most USB host and dual-role drivers
copy_modules_dir kernel/drivers/usb/host \
hwa-hc.ko sl811_cs.ko sl811-hcd.ko \
u132-hcd.ko whci-hcd.ko
copy_modules_dir kernel/drivers/usb/c67x00
copy_modules_dir kernel/drivers/usb/chipidea
copy_modules_dir kernel/drivers/usb/dwc2
copy_modules_dir kernel/drivers/usb/dwc3
copy_modules_dir kernel/drivers/usb/isp1760
copy_modules_dir kernel/drivers/usb/musb
copy_modules_dir kernel/drivers/usb/renesas_usbhs
# and any extcon drivers for USB
modules="$modules extcon-usb-gpio"
# Include all HID drivers unless we're sure they
# don't support keyboards. hid-*ff covers various
# game controllers with force feedback.
copy_modules_dir kernel/drivers/hid \
'hid-*ff.ko' hid-a4tech.ko hid-cypress.ko \
hid-dr.ko hid-elecom.ko hid-gyration.ko \
hid-icade.ko hid-kensington.ko hid-kye.ko \
hid-lcpower.ko hid-magicmouse.ko \
hid-multitouch.ko hid-ntrig.ko \
hid-petalynx.ko hid-picolcd.ko hid-pl.ko \
hid-ps3remote.ko hid-quanta.ko \
'hid-roccat-ko*.ko' hid-roccat-pyra.ko \
hid-saitek.ko hid-sensor-hub.ko hid-sony.ko \
hid-speedlink.ko hid-tivo.ko hid-twinhan.ko \
hid-uclogic.ko hid-wacom.ko hid-waltop.ko \
hid-wiimote.ko hid-zydacron.ko
# Any of these might be needed by other drivers
copy_modules_dir kernel/drivers/bus
copy_modules_dir kernel/drivers/clk
copy_modules_dir kernel/drivers/gpio
copy_modules_dir kernel/drivers/i2c/busses
copy_modules_dir kernel/drivers/i2c/muxes
copy_modules_dir kernel/drivers/phy
copy_modules_dir kernel/drivers/pinctrl
copy_modules_dir kernel/drivers/regulator
copy_modules_dir kernel/drivers/usb/phy
# Needed for periodic fsck
copy_modules_dir kernel/drivers/rtc
;;
net)
copy_modules_dir kernel/drivers/net \
appletalk arcnet bonding can dummy.ko \
hamradio hippi ifb.ko irda macvlan.ko \
macvtap.ko pcmcia sb1000.ko team tokenring \
tun.ko usb veth.ko wan wimax wireless \
xen-netback.ko
# Include modules that can be request_module'd from
# their network drivers (e.g. from mlx4_core)
copy_modules_dir kernel/drivers/infiniband/hw/mlx4
copy_modules_dir kernel/drivers/infiniband/hw/mlx5
# Ubuntu backported bnxt driver
copy_modules_dir kernel/ubuntu/bnxt
;;
ide)
copy_modules_dir kernel/drivers/ide
;;
mmc)
copy_modules_dir kernel/drivers/mmc
;;
scsi)
copy_modules_dir kernel/drivers/scsi
modules="$modules mptfc mptsas mptscsih mptspi zfcp"
;;
ata)
copy_modules_dir kernel/drivers/ata
;;
block)
copy_modules_dir kernel/drivers/block
copy_modules_dir kernel/drivers/nvme
modules="$modules vmd"
;;
ubi)
modules="$modules deflate zlib lzo ubi ubifs"
;;
ieee1394)
modules="$modules ohci1394 sbp2"
;;
firewire)
modules="$modules firewire-ohci firewire-sbp2"
;;
i2o)
modules="$modules i2o_block"
;;
dasd)
modules="$modules dasd_diag_mod dasd_eckd_mod dasd_fba_mod"
;;
usb_storage)
copy_modules_dir kernel/drivers/usb/storage
;;
virtual)
# Hyper-V
modules="$modules hv_vmbus hv_utils hv_netvsc hv_mouse hv_storvsc hyperv-keyboard"
;;
nx)
# PowerPC NX Crypto Coprocessor
modules="$modules nx-compress nx-compress-crypto nx-compress-platform"
modules="$modules nx-compress-pseries nx-compress-powernv 842-decompress"
;;
esac
done
manual_add_modules $modules
}
# 'depmod' only looks at symbol dependencies; there is no way for
# modules to declare explicit dependencies through module information,
# so dependencies on e.g. crypto providers are hidden. Until this is
# fixed, we need to handle those hidden dependencies.
hidden_dep_add_modules()
{
local modules=
for dep in "lib/libcrc32c crc32c" \
"fs/ubifs/ubifs deflate zlib lzo" \
"fs/btrfs/btrfs crc32c"; do
set -- $dep
if [ -f "${DESTDIR}/lib/modules/${version}/kernel/$1.ko" ]; then
shift
modules="$modules $@"
fi
done
manual_add_modules $modules
}
# mkinitramfs help message
usage()
{
cat >&2 << EOF
Usage: ${0} [OPTION]... -o outfile [version]
Options:
-c compress Override COMPRESS setting in initramfs.conf.
-d confdir Specify an alternative configuration directory.
-k Keep temporary directory used to make the image.
-o outfile Write to outfile.
-r root Override ROOT setting in initramfs.conf.
See mkinitramfs(8) for further details.
EOF
exit 1
}
# Find the source for a script file. This is needed to work around
# temporary directories mounted with the noexec option. The source
# will be on / or /usr which must be executable.
get_source()
{
if [ -z "$scriptdir" ]; then
echo "${initdir}/$1"
elif [ -f "${CONFDIR}${scriptdir}/$1" ]; then
echo "${CONFDIR}${scriptdir}/$1"
else
echo "/usr/share/initramfs-tools${scriptdir}/$1"
fi
}
set_initlist()
{
unset initlist
for si_x in ${initdir}/*; do
# skip empty dirs without warning
[ "${si_x}" = "${initdir}/*" ] && return
# only allow variable name chars
case ${si_x#${initdir}/} in
*[![:alnum:]\._-]*)
[ "${verbose}" = "y" ] \
&& echo "$si_x ignored: not alphanumeric or '_' file" >&2
continue
;;
esac
# skip directories
if [ -d ${si_x} ]; then
[ "${verbose}" = "y" ] \
&& echo "$si_x ignored: a directory" >&2
continue
fi
si_x="$(get_source "${si_x#${initdir}/}")"
# skip non executable scripts
if [ ! -x ${si_x} ]; then
[ "${verbose}" = "y" ] \
&& echo "$si_x ignored: not executable" >&2
continue
fi
# skip bad syntax
if ! sh -n ${si_x} ; then
[ "${verbose}" = "y" ] \
&& echo "$si_x ignored: bad syntax" >&2
continue
fi
initlist="${initlist:-} ${si_x##*/}"
done
}
get_prereq_pairs()
{
set_initlist
for gp_x in ${initlist:-}; do
echo ${gp_x} ${gp_x}
gp_src="$(get_source $gp_x)"
prereqs=$("${gp_src}" prereqs)
for prereq in ${prereqs}; do
echo ${prereq} ${gp_x}
done
done
}
# cache boot scripts order
cache_run_scripts()
{
DESTDIR=${1}
scriptdir=${2}
initdir=${DESTDIR}${scriptdir}
[ ! -d ${initdir} ] && return
> ${initdir}/ORDER
runlist=$(get_prereq_pairs | tsort)
for crs_x in ${runlist}; do
[ -f ${initdir}/${crs_x} ] || continue
echo "${scriptdir}/${crs_x} \"\$@\"" >> ${initdir}/ORDER
echo "[ -e /conf/param.conf ] && . /conf/param.conf" >> ${initdir}/ORDER
done
}
call_scripts()
{
set -e
for cs_x in ${runlist}; do
[ -f ${initdir}/${cs_x} ] || continue
if [ x"$call_scripts_optional" = "xoptional" ]; then
option=$(sed '/^OPTION=/!d;$d;s/^OPTION=//;s/[[:space:]]*$//' "${initdir}/${cs_x}")
[ -z "${option}" ] || eval test -n \"\${$option}\" -a \"\${$option}\" != \"n\" || continue
fi
# mkinitramfs verbose output
if [ "${verbose}" = "y" ]; then
echo "Calling hook ${cs_x}"
fi
${initdir}/${cs_x} && ec=$? || ec=$?
# allow hooks to abort build:
if [ "$ec" -ne 0 ]; then
echo "E: ${initdir}/${cs_x} failed with return $ec."
# only errexit on mkinitramfs
[ -n "${version}" ] && exit $ec
fi
# allow boot scripts to modify exported boot parameters
if [ -e /conf/param.conf ]; then
. /conf/param.conf
fi
done
set +e
}
run_scripts()
{
scriptdir=${2:-}
initdir=${1}
[ ! -d ${initdir} ] && return
runlist=$(get_prereq_pairs | tsort)
call_scripts $scriptdir
}
run_scripts_optional()
{
call_scripts_optional=y
run_scripts "$@"
}
add_dns() {
local destdir="$1" nsswitch="" lib="" libdir="" f="" d=""
# find the multiarch lib dir (for example /lib/x86_64-linux-gnu)
# by finding a directory with libc.so.6.
for d in /lib/* /lib; do
for f in "$d"/libc.so.?; do [ -f "$f" ] && break; done
[ -f "$f" ] && libdir="$d" && break
done
if [ -z "$libdir" ]; then
echo "WARNING: no libdir found for adding dns." 1>&2
return
fi
nsswitch="$destdir/etc/nsswitch.conf"
if ! grep -qs "^hosts:" "$nsswitch"; then
echo "hosts: files dns" >> "$nsswitch"
fi
local found=""
for lib in libnss_files libnss_dns libresolv; do
found=""
for f in "$libdir/$lib.so".?; do
[ -e "$f" ] || continue
[ "$verbose" = "y" ] && echo "dns: $lib: $f"
copy_file library "$f"
found="$f"
done
[ -n "$found" ] || echo "WARNING: no $libdir/$lib.? file" 1>&2
done
return 0
}
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