| #!/bin/sh |
| |
| [ "$1" = "-q" ] && quiet=true || quiet=false |
| |
| set -e |
| SRC="http://pci-ids.ucw.cz/v2.2/pci.ids" |
| DEST=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." |