#!/bin/sh

######################################################################
myname=$0
url="ftp://plamo.linet.gr.jp/pub/Srcs/grub-0.97.tar.gz"
pkgbase=grub
vers=0.97
arch=i386
build=P4
src="$pkgbase-$vers"
OPT_CONFIG=" "
DOCS="AUTHORS BUGS COPYING ChangeLog INSTALL MAINTENANCE NEWS README THANKS TODO"
pkgs="$pkgbase-$vers"
pkgl="$pkgbase-$vers-$arch-$build"
file1=grubconfig
file2=egrubconfig
file3=setup.bootloader
file4=esetup.bootloader
######################################################################

# Patches from FC6 grub-0.97-13.src.rpm
patch0=grub-0.93-configfile.patch
patch1=grub-0.90-symlinkmenulst.patch

# patches 20-39 are for grub-install bits
patch20=grub-0.97-install.in.patch
patch21=grub-0.94-installcopyonly.patch
patch22=grub-0.94-addsyncs.patch

# patches 40-59 are for miscellaneous build related patches
# link against curses statically
patch40=grub-0.95-staticcurses.patch

# patches submitted upstream and pending approval
# change the message so that how to accept changes is clearer (#53846)
patch81=grub-0.93-endedit.patch

# patches 100-199 are for features proposed but not accepted upstream
# add support for appending kernel arguments
patch100=grub-0.90-append.patch
# add support for lilo -R-esque select a new os to boot into
patch101=grub-0.97-once.patch

# patches 200-299 are for graphics mode related patches
patch200=grub-0.95-graphics.patch
patch201=grub-0.91-splashimagehelp.patch
patch202=grub-0.93-graphics-bootterm.patch
patch203=grub-0.95-hiddenmenu-tweak.patch

# patches 500+ are for miscellaneous little things
# support for non-std devs (eg cciss, etc)
patch500=grub-0.93-special-device-names.patch
# i2o device support
patch501=grub-0.94-i2o.patch
# detect cciss/ida/i2o
patch502=grub-0.95-moreraid.patch

# for some reason, using the initrd max part of the setup.S structure
# causes problems on x86_64 and with 4G/4G
patch505=grub-0.94-initrdmax.patch

# we need to use O_DIRECT to avoid hitting oddities with caching
patch800=grub-0.95-odirect.patch

# the 2.6 kernel no longer does geometry fixups.  so now I get to do it
# instead in userspace everywhere.  
patch1000=grub-0.95-geometry-26kernel.patch

# Support for booting from a RAID1 device
patch1100=grub-0.95-md.patch
patch1101=grub-0.95-md-rework.patch

# Ignore everything before the XPM header in the bootsplash
patch1102=grub-0.95-xpmjunk.patch

# Don't go to "graphics" mode unless we find the bootsplash and it's an xpm,
# and don't print any errors about the missing file while current_term is
# "graphics".
patch1103=grub-0.95-splash-error-term.patch

# Mark the simulation stack executable
patch1104=grub-0.97-nxstack.patch
patch1105=grub-0.97-nx-multiinstall.patch

# always use a full path for mdadm.
patch1110=grub-0.97-mdadm-path.patch
# always install into the mbr if we're on a raid1 /boot.
patch1111=grub-0.95-md-mbr.patch

# gcc4 fixes.
patch1115=grub-0.97-gcc4.patch

# Make non-MBR installs work again on non-raid1.
patch1120=grub-0.95-nonmbr.patch

# Make "grub-install --recheck" look like the menace it is.
patch1130=grub-0.95-recheck-bad.patch

# Fix missing prototypes, since grub nicely sets -Wmissing-prototypes and
# then tries to build conftests without them.
patch1135=grub-0.97-prototypes.patch

# put /usr/lib/grub back in /usr/share/grub like it was before, so other
# scripts don't screw up.
patch1140=grub-0.97-datadir.patch

# install correctly on dmraid devices
patch1145=grub-0.97-dmraid.patch
patch1146=grub-0.97-dmraid-recheck-bad.patch
patch1147=grub-0.97-dmraid-partition-names.patch

# fix mactel keyboard bugs
patch1148=grub-0.97-mactel-kbd.patch

# fix error reporting
patch1149=grub-0.97-stderr.patch

# fix grub-install to notice mpath partitions
patch1150=grub-0.97-mpath.patch


fscheck() {
  PANGRAM="The quick brown fox jumps over the lazy dog."
  echo -n "Checking for the filesystem ... "
  mkdir pangram ; ( cd pangram ; touch $PANGRAM )
  mv pangram pangram~ ; mkdir pangram ; touch -r pangram~ pangram
  tar cpf pangram.tar pangram ; rmdir pangram ; mv pangram~ pangram
  for i in $PANGRAM ; do tar rpf pangram.tar pangram/$i ; done
  touch -t `date '+%m%d0900'` pangram.tar ; gzip pangram.tar
  touch pangram.tar.gz ; mv pangram.tar.gz pangram1.tgz
  tar cpf pangram.tar pangram
  touch -t `date '+%m%d0900'` pangram.tar ; gzip pangram.tar
  touch pangram.tar.gz ; mv pangram.tar.gz pangram2.tgz
  if cmp -s pangram1.tgz pangram2.tgz ; then
    echo "OK"
    rm -rf pangram pangram1.tgz pangram2.tgz
  else
    echo "NG"
    cat <<- "EOF"
	Hmm, packaging may not be done properly on this filesystem.
	Would you please try again on a default filesystem, thanks!
	
	Happy packaging!!
	
	Quitting...
	EOF
    exit
  fi
}

install2() {
  install -d ${2%/*} ; install -m 644 $1 $2
}

strip_bindir() {
  echo "compressing in $1"
  if [ -d $1 ] ; then (
    shopt -s nullglob
    cd $1
    for i in * ; do
      echo "$i"
      if [ -h $i ] ; then continue ; fi
      chk=`file $i | grep "not stripped"`
      if [ "x$chk" != "x" ] ; then
         echo "stripping -p $i"
         strip -p $i
      fi
    done
  ) fi
}

strip_libdir() {
  echo "compressing in $1"
  if [ -d $1 ] ; then (
    shopt -s nullglob
    cd $1
    for i in *.so *.so.* *.a ; do
      echo "$i"
      if [ -h $i ] ; then continue ; fi
      chk=`nm -a $i | grep " a "`
      if [ "x$chk" != "x" ] ; then
        if [ "x$i" != "x${i%.a}" ] ; then
          echo -n "ranlib and "
          touch -r $i $i.mt ; ranlib $i ; touch -r $i.mt $i ; rm $i.mt
        fi
        echo "stripping -gp $i"
        strip -gp $i
      fi
    done
  ) fi
}

gzip_dir() {
  echo "compressing in $1"
  if [ -d $1 ] ; then (
    cd $1
    files=`ls -f --indicator-style=none | tail -n +3`
    for i in $files ; do
      echo "$i"
      if [ ! -f $i -a ! -h $i -o "x$i" != "x${i%.gz}" ] ; then continue ; fi
      lnks=`ls -l $i | awk '{print $2}'`
      if [ $lnks -gt 1 ] ; then
        inum=`ls -i $i | awk '{print $1}'`
        for j in `find . -maxdepth 1 -inum $inum` ; do
          if [ ${j#./} == $i ] ; then
            gzip -f $i
          else
            rm -f ${j#./} ; ln $i.gz ${j#./}.gz
          fi
        done
      elif [ -h $i ] ; then
        ln_target=`ls -l $i | awk '{print $11}'`
        rm -f $i ; ln -s $ln_target.gz $i.gz
      else
        gzip $i
      fi
    done
    for i in $files ; do mv ${i%.gz}.gz $C ; done
    for i in $files ; do mv $C/${i%.gz}.gz . ; done
  ) fi
}

gzip_one() {
  gzip $1 ; mv $1.gz $C ; mv $C/${1##*/}.gz ${1%/*}
}

compress() {
  for i in {$P/usr,$P}/{bin,sbin} ; do strip_bindir $i ; done
  for i in {$P/usr,$P}/lib ; do strip_libdir $i ; done
  if [ -f $infodir/dir ] ; then rm -f $infodir/dir ; fi
  gzip_dir $infodir
  for i in `seq 9` n ; do gzip_dir $mandir/man$i ; done
}

#fscheck
W=`pwd`
for i in `seq 0 $((${#src[@]} - 1))` ; do
  S[$i]=$W/${src[$i]} ; B[$i]=$W/build`test ${#src[@]} -eq 1 || echo $i`
done
P=$W/work ; C=$W/pivot
infodir=$P/usr/share/info
mandir=$P/usr/share/man
docdir=$P/usr/share/doc
if [ $# -eq 0 ] ; then
  opt_download=1
  opt_config=1
  opt_build=1
  opt_package=1
else
  for i in "$@" ; do
    case $i in
    download) opt_download=1 ;;
    config) opt_config=1 ;;
    build) opt_build=1 ;;
    package) opt_package=1 ;;
    esac
  done
fi
if [ "$opt_download" == "1" ] ; then
  for i in $url ; do
    if [ ! -f ${##*.} -a ! -f ${i##*/} ] ; then wget $i ; fi
  done
  for i in $url ; do
    case ${i##*.} in
    tar) tar xvpf ${i##*/} ;;
    gz) tar xvpzf ${i##*/} ;;
    bz2) tar xvpjf ${i##*/} ;;
    esac
  done
fi
if [ "$opt_config" == "1" ] ; then
  for i in `seq 0 $((${#B[@]} - 1))` ; do
    if [ -d ${B[$i]} ] ; then rm -rf ${B[$i]} ; fi ; cp -a ${S[$i]} ${B[$i]}
  done
######################################################################
# * ./configure を行う前に適用したい設定やパッチなどがある場合はここに
#   記述します。
######################################################################
  for i in `seq 0 $((${#B[@]} - 1))` ; do
    cd ${B[$i]}
patch -Np1  -i $W/$patch0

patch -Np1 -i $W/$patch1

patch -Np1 -i $W/$patch20
patch -Np1 -i $W/$patch21
patch -Np1 -i $W/$patch22

patch -Np1 -i $W/$patch40

patch -Np0 -i $W/$patch81

patch -Np1 -i $W/$patch100
patch -Np1 -i $W/$patch101

patch -Np1 -i $W/$patch200
patch -Np1 -i $W/$patch201
patch -Np1 -i $W/$patch202
patch -Np1 -i $W/$patch203

patch -Np1 -i $W/$patch500
patch -Np1 -i $W/$patch501
patch -Np1 -i $W/$patch502 

# This patch fixes #116311
patch -Np1 -i $W/$patch505 

patch -Np1 -i $W/$patch800 

patch -Np1 -i $W/$patch1000

patch -Np1 -i $W/$patch1100
patch -Np1 -i $W/$patch1101

patch -Np1 -i $W/$patch1102

patch -Np1 -i $W/$patch1103

patch -Np1 -i $W/$patch1104
patch -Np1 -i $W/$patch1105

patch -Np1 -i $W/$patch1110
patch -Np1 -i $W/$patch1111

patch -Np1 -i $W/$patch1115

patch -Np1 -i $W/$patch1120

patch -Np1 -i $W/$patch1130

patch -Np1 -i $W/$patch1135

patch -Np1 -i $W/$patch1140

patch -Np1 -i $W/$patch1145
patch -Np1 -i $W/$patch1146
patch -Np1 -i $W/$patch1147

patch -Np1 -i $W/$patch1148

patch -Np1 -i $W/$patch1149

patch -Np1 -i $W/$patch1150

    if [ -f Makefile ] ; then
      make clean
    fi
    if [ -f config.log ] ; then
      rm -rf config.cache config.log
    fi

    echo "doing autoreconf"
    autoreconf
    sleep 3
    if [ -x configure ] ; then
          ./configure --prefix=/usr --infodir='${prefix}'/share/info \
          --mandir='${prefix}'/share/man ${OPT_CONFIG[$i]} 
    fi
    patch -Np1 -i $W/grub-0.97-staticlink.patch
    patch -Np1 -i $W/grub-0.97-staticlink2.patch
  done
fi
if [ "$opt_build" == "1" ] ; then
  for i in `seq 0 $((${#B[@]} - 1))` ; do
    cd ${B[$i]}
    if [ -f Makefile ] ; then
        make
    fi
  done
fi
if [ "$opt_package" == "1" ] ; then
  if [ `id -u` -ne 0 ] ; then
    read -p "Do you want to package as root? [y/N] " ans
    if [ "x$ans" == "xY" -o "x$ans" == "xy" ] ; then
      cd $W ; /bin/su -c "$0 package" ; exit
    fi
  fi
  if [ -d $P ] ; then rm -rf $P ; fi ; mkdir -p $P
  if [ -d $C ] ; then rm -rf $C ; fi ; mkdir -p $C
  touch $W/i.st ; sleep 1
  for i in `seq 0 $((${#B[@]} - 1))` ; do
    cd ${B[$i]}
    if [ -f Makefile ] ; then
      make install DESTDIR=$P
    fi
  done
######################################################################
# * make install でコピーされないファイルがある場合はここに記述します。
######################################################################
  mkdir -p $P/sbin
  install -m 544 -o root -g root $W/$file1 $P/sbin
  install -m 544 -o root -g root $W/$file2 $P/sbin

  mkdir -p $P/var/log/setup
  install -m 544 -o root -g root $W/$file3 $P/var/log/setup
  install -m 544 -o root -g root $W/$file4 $P/var/log/setup


  mkdir -p $P/boot/grub
  cp $P/usr/share/grub/i386-pc/stage{1,2} $P/boot/grub
  # cp $P/usr/lib/grub/i386-pc/stage2 $P/boot/grub
  touch $W/i.et
  cd $W
  find $P -newer i.st ! -newer i.et -exec touch -t `date '+%m%d0900'` {} \;
  compress
######################################################################
# * compress 対象以外で圧縮したいディレクトリやファイルがある場合はここ
#   に記述します(strip_{bin,lib}dir や gzip_{dir,one} を使います)。
# * 他のアーカイブから追加したいファイルがある場合はここに記述します。
######################################################################
  for i in `seq 0 $((${#DOCS[@]} - 1))` ; do
    for j in ${DOCS[$i]} ; do
      for k in ${S[$i]}/$j ; do
        install2 $k $docdir/${src[$i]}/${k#${S[$i]}/}
        touch -r $k $docdir/${src[$i]}/${k#${S[$i]}/}
        gzip_one $docdir/${src[$i]}/${k#${S[$i]}/}
      done
    done
    if [ $i -eq 0 ] ; then
      install $myname $docdir/$src
      touch -t `date '+%m%d0900'` $docdir/$src/$myname
      gzip_one $docdir/$src/$myname
    else
      ln $docdir/$src/$myname.gz $docdir/${src[$i]}
    fi
    ( cd $docdir ; find ${src[$i]} -type d -exec touch -r $W/{} {} \; )
  done
######################################################################
# * 完成した作業ディレクトリから tar イメージを作成する手順を以降に記述
#   します(こだわりを求めないなら単に makepkg でも良いです)。
######################################################################
# tar cvpf $pkgl.tar -C $P usr/bin/hoge
# tar rvpf $pkgl.tar -C $P usr/share/man/man1/hoge.1.gz
# tar rvpf $pkgl.tar -C $P usr/share/doc/$src
# touch -t `date '+%m%d0900'` $pkgl.tar ; gzip $pkgl.tar ; touch $pkgl.tar.gz
# mv $pkgl.tar.gz $pkgl.tgz
  ( cd $P ; /sbin/makepkg ../$pkgl.tgz )
#  rm -rf i.et i.st work pivot
fi