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--- a/update-pciids.sh
+++ b/update-pciids.sh
@@ -6,9 +6,8 @@ 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),
+# if pci.ids.gz 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
@@ -18,7 +17,7 @@ fi
if [ "$PCI_COMPRESSED_IDS" = 1 ] ; then
DECOMP="cat"
SRC="$SRC.gz"
- GREP=zgrep
+ DEST="$DEST.gz"
elif which bzip2 >/dev/null 2>&1 ; then
DECOMP="bzip2 -d"
SRC="$SRC.bz2"
@@ -53,7 +52,7 @@ if ! $DECOMP <$DEST.new >$DEST.neww ; th
exit 1
fi
-if ! $GREP >/dev/null "^C " $DEST.neww ; then
+if ! zcat $DEST.neww | grep >/dev/null "^C " ; then
echo >&2 "update-pciids: missing class info, probably truncated file"
exit 1
fi