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#! /bin/bash
# A little script I whipped up to make it easy to
# patch source trees and have sane error handling
# -Erik
#
# (c) 2002 Erik Andersen <andersen@codepoet.org>
# Set directories from arguments, or use defaults.
builddir=${1-.}
patchdir=${2-../kernel-patches}
shift 2
patchpattern=${@-*}
if [ ! -d "${builddir}" ] ; then
echo "Aborting. '${builddir}' is not a directory."
exit 1
fi
if [ ! -d "${patchdir}" ] ; then
echo "Aborting. '${patchdir}' is not a directory."
exit 1
fi
# Remove any rejects present BEFORE patching - Because if there are
# any, even if patches are well applied, at the end it will complain
# about rejects in builddir.
find ${builddir}/ '(' -name '*.rej' -o -name '.*.rej' ')' -print0 | \
xargs -0 -r rm -f
for i in `cd ${patchdir}; ls -d ${patchpattern} 2> /dev/null` ; do
apply="patch -g0 -p1 -E -d"
uncomp_parm=""
if [ -d "${patchdir}/$i" ] ; then
type="directory overlay"
uncomp="tar cf - --exclude=.svn --no-anchored -C"
uncomp_parm="."
apply="tar xvf - -C"
else case "$i" in
*.gz)
type="gzip"; uncomp="gunzip -dc"; ;;
*.bz)
type="bzip"; uncomp="bunzip -dc"; ;;
*.bz2)
type="bzip2"; uncomp="bunzip2 -dc"; ;;
*.zip)
type="zip"; uncomp="unzip -d"; ;;
*.Z)
type="compress"; uncomp="uncompress -c"; ;;
*.tgz)
type="tar gzip"; uncomp="gunzip -dc"; apply="tar xvf - -C"; ;;
*.tar)
type="tar"; uncomp="cat"; apply="tar xvf - -C"; ;;
*)
type="plaintext"; uncomp="cat"; ;;
esac fi
echo ""
echo "Applying ${i} using ${type}: "
echo ${i} >> ${builddir}/.applied_patches_list
${uncomp} "${patchdir}/${i}" ${uncomp_parm} | ${apply} "${builddir}"
if [ $? != 0 ] ; then
echo "Patch failed! Please fix $i!"
exit 1
fi
done
# Check for rejects...
if [ "`find $builddir/ '(' -name '*.rej' -o -name '.*.rej' ')' -print`" ] ; then
echo "Aborting. Reject files found."
exit 1
fi
# Remove backup files
find $builddir/ '(' -name '*.orig' -o -name '.*.orig' ')' -exec rm -f {} \;
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