#!/bin/sh [ "$1" = "-q" ] && quiet=true || quiet=false set -e SRC="http://pci-ids.ucw.cz/v2.2/pci.ids" DEST=/usr/share/hwdata/pci.ids PCI_COMPRESSED_IDS= GREP=grep # if pci.ids is read-only (because the filesystem is read-only), # then just skip this whole process. if ! touch ${DEST} >/dev/null 2>&1 ; then ${quiet} || echo "${DEST} is read-only, exiting." 1>&2 exit 1 fi if [ "$PCI_COMPRESSED_IDS" = 1 ] ; then DECOMP="cat" SRC="$SRC.gz" GREP=zgrep elif which bzip2 >/dev/null 2>&1 ; then DECOMP="bzip2 -d" SRC="$SRC.bz2" elif which gzip >/dev/null 2>&1 ; then DECOMP="gzip -d" SRC="$SRC.gz" else DECOMP="cat" fi if which curl >/dev/null 2>&1 ; then DL="curl -o $DEST.new $SRC" ${quiet} && DL="$DL -s -S" elif which wget >/dev/null 2>&1 ; then DL="wget --no-timestamping -O $DEST.new $SRC" ${quiet} && DL="$DL -q" elif which lynx >/dev/null 2>&1 ; then DL="eval lynx -source $SRC >$DEST.new" else echo >&2 "update-pciids: cannot find curl, wget or lynx" exit 1 fi if ! $DL ; then echo >&2 "update-pciids: download failed" rm -f $DEST.new exit 1 fi if ! $DECOMP <$DEST.new >$DEST.neww ; then echo >&2 "update-pciids: decompression failed, probably truncated file" exit 1 fi if ! $GREP >/dev/null "^C " $DEST.neww ; then echo >&2 "update-pciids: missing class info, probably truncated file" exit 1 fi if [ -f $DEST ] ; then mv $DEST $DEST.old # --reference is supported only by chmod from GNU file, so let's ignore any errors chmod -f --reference=$DEST.old $DEST.neww 2>/dev/null || true fi mv $DEST.neww $DEST rm $DEST.new # Older versions did not compress the ids file, so let's make sure we # clean that up. if [ ${DEST%.gz} != ${DEST} ] ; then rm -f ${DEST%.gz} ${DEST%.gz}.old fi ${quiet} || echo "Done."

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