#!/usr/bin/env bash # A little script I whipped up to make it easy to # patch source trees and have sane error handling # -Erik # # (c) 2006, 2007 Thorsten Glaser <tg@freewrt.org> # (c) 2002 Erik Andersen <andersen@codepoet.org> [[ -n $BASH_VERSION ]] && shopt -s extglob # Set directories from arguments, or use defaults. targetdir=${1-.} patchdir=${2-../patches} patchpattern=${3-*} if [ ! -d "${targetdir}" ] ; then echo "Aborting. '${targetdir}' is not a directory." exit 1 fi if [ ! -d "${patchdir}" ] ; then echo "Aborting. '${patchdir}' is not a directory." exit 0 fi wd=$(pwd) cd $patchdir rm -f $targetdir/.patch.tmp for i in $(eval echo ${patchpattern}); do test -e "$i" || continue i=$patchdir/$i cd $wd case $i in *.gz) type="gzip"; uncomp="gunzip -dc"; ;; *.bz) type="bzip"; uncomp="bunzip -dc"; ;; *.bz2) type="bzip2"; uncomp="bunzip2 -dc"; ;; *.zip) type="zip"; uncomp="unzip -d"; ;; *.Z) type="compress"; uncomp="uncompress -c"; ;; *) type="plaintext"; uncomp="cat"; ;; esac [ -d "${i}" ] && echo "Ignoring subdirectory ${i}" && continue echo "" echo "Applying ${i} using ${type}: " ${uncomp} ${i} | tee $targetdir/.patch.tmp | patch -p1 -E -d ${targetdir} fgrep '@@ -0,0 ' $targetdir/.patch.tmp >/dev/null 2>&1 && \ touch $targetdir/.patched-newfiles rm -f $targetdir/.patch.tmp if [ $? != 0 ] ; then echo "Patch failed! Please fix $i!" exit 1 fi cd $patchdir done # Check for rejects... if [ "`find $targetdir/ '(' -name '*.rej' -o -name '.*.rej' ')' -print`" ] ; then echo "Aborting. Reject files found." exit 1 fi # Remove backup files find $targetdir/ '(' -name '*.orig' -o -name '.*.orig' ')' -exec rm -f {} \;