#!/bin/sh
# Build and install GNU emacs for Slackware.
# Before starting, you might want to reduce dependancies in the
# .tgz packages by doing this (no, you really don't want to do this):
#                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

ARCH=i486

#removepkg xaw3d
#rm /usr/lib/libjpeg.so
#rm /usr/lib/libpng.so
#rm /usr/lib/libtiff.so
#rm /usr/lib/libungif.so
# and then replace these things after the build.
CWD=`pwd`
PKGVER=21.4a
VERSION=21.4
cd /tmp
rm -rf emacs-$VERSION
tar xjvf $CWD/emacs-$PKGVER.tar.bz2
tar xjvf $CWD/leim-$VERSION.tar.bz2
cd emacs-$VERSION
zcat $CWD/emacs.xterm.h.diff.gz | patch -p1 --verbose || exit
chown -R root.root .
find . -perm 664 -exec chmod 644 {} \;
# Save some docs:
rm -rf /usr/doc/emacs-$VERSION
mkdir -p /usr/doc/emacs-$VERSION
cp -a BUGS FTP INSTALL README /usr/doc/emacs-$VERSION
chmod 644 /usr/doc/emacs-$VERSION/*
( cd /usr/doc/emacs-$VERSION ; ln -sf /usr/share/emacs/$VERSION/etc . )
# Build a version of emacs that is not linked to the X11 libraries:
CFLAGS=-O2 LDFLAGS=-s \
./configure \
  --prefix=/usr \
  --with-x=no \
  --with-pop \
  i486-slackware-linux
make -j5 || exit 1
make install
( cd /usr/bin ; mv emacs-$VERSION emacs-$VERSION-no-x11 )
# OK, now we start over building the full X11 emacs:
CFLAGS=-O2 LDFLAGS=-s \
./configure \
  --prefix=/usr \
  --with-x \
  --with-pop \
  i486-slackware-linux
make -j5 || exit 1
make install
( cd /usr/bin
  mv emacs-$VERSION emacs-$VERSION-with-x11 
  ln -sf emacs-$VERSION-with-x11 emacs
)

# This avoids a collision with Exuberant Ctags...
mv /usr/bin/ctags /usr/bin/ctags-emacs
mv /usr/man/man1/ctags.1 /usr/man/man1/ctags-emacs.1

# You'll get to sort through these later:
mkdir -p /install
cp -a $CWD/slack-desc* /install
# This will attempt to handle the Exuberant Ctags situation gracefully...
cp -a $CWD/doinst.sh-emacs /install