openbsd-ports/infrastructure/bin/update-patches
2010-08-20 14:50:36 +00:00

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#!/bin/sh
# $OpenBSD: update-patches,v 1.1 2010/08/20 14:50:36 espie Exp $
# Copyright (c) 2000
# Marc Espie. All rights reserved.
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Neither the name of OpenBSD nor the names of its contributors
# may be used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY ITS AUTHOR AND THE OpenBSD project ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
# Keywords expanded by CVS
keywords="Author|CVSHeader|Date|Header|Id|Name|Locker|Log|RCSfile|Revision"
keywords="$keywords|Source|State|OpenBSD"
# Find out all $PATCHORIG files and strip the name to what diff will use
cd "$WRKDIST" && find . -type f -name '*'${PATCHORIG} | \
fgrep -v Oops.rej.orig | \
fgrep -v $DISTORIG | \
sed -e "s,^./\(.*\)\.${PATCHORIG#.*}\$,\1," | {
while read file
do
if cmp "$WRKDIST/$file" "$WRKDIST/$file$PATCHORIG" >/dev/null 2>&1; then
echo 1>&2 "$file and $file$PATCHORIG are identical"
continue
fi
if ! [ -f "$WRKDIST/$file" ]; then
echo 1>&2 "$file does not exist"
continue
fi
echo 1>&2 "Processing $file"
# look in patchdir for an existing patchfile matching this
mkdir -p $PATCHDIR
cd $PATCHDIR
for i in $PATCH_LIST
do
# Ignore non-files, or old backup
[ -f $i ] || continue
case $i in \
*.orig|*.rej|*~) ;;
*) # Patch found. Is this the one ?
if grep "^--- $file$PATCHORIG" $i >/dev/null
then
accounted="$accounted $i"
# found it, splice before diff part with diff
esc=`echo $file | sed -e 's,/,\\\\/,g'`
{ sed -e "/^--- $esc$PATCHORIG/,\$ d" <$i
(cd "$WRKDIST" && diff -u -p -a ${DIFF_ARGS} "$file$PATCHORIG" "$file") } >$i.new
# did it change ? mark it as changed
if diff ${DIFF_ARGS} -u \
-I "^--- `echo $file$PATCHORIG | sed 's/[.+]/\\\\&/g'` " \
-I "^\+\+\+ `echo $file | sed 's/[.+]/\\\\&/g'` " $i $i.new 1>&2
then
rm $i.new
else
echo 1>&2 "Patch $i for $file updated"
mv $i $i.orig
mv $i.new $i
edit="$edit $i"
fi
continue 2
fi;;
esac
done
# Build a sensible name for the patch file
patchname=patch-`echo $file|sed -e s,[\ /.],_,g`
echo 1>&2 "No patch-* found for $file, creating $patchname"
{ echo "$"OpenBSD$; \
(cd "$WRKDIST" && diff -u -p -a ${DIFF_ARGS} "$file$PATCHORIG" "$file") }>$patchname
edit="$edit $patchname"
accounted="$accounted $patchname"
done
# Verify all patches accounted for
if cd $PATCHDIR 2>/dev/null; then
for i in *
do
[ -f $i ] || continue
case $i in \
*.orig|*.rej|*~) ;;
*)
if grep '^\\ No newline at end of file' $i >/dev/null; then
echo 1>&2 "*** Patch $i needs manual intervention"
fi
for j in $accounted
do
if [ $j = $i ]
then
continue 2
fi
done
echo 1>&2 "*** Patch $i not accounted for.";;
esac
done
else
echo 1>&2 "No patch found"
fi
# Check for $Id: update-patches,v 1.1 2010/08/20 14:50:36 espie Exp $ and similar bugs in all those patch files.
for i in $accounted
do
if sed -e '1,/^---/ d' $i|egrep -q '\$('"$keywords"').*\$'
then
echo 1>&2 "Problem with $i: CVS keyword found in patch"
fi
done
echo $edit
}
exit 0