#!/bin/bash

# xfig.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter <mozes@slackware.com>

# Record toolchain & other info for the build log:
slackbuildinfo

# Paths to skeleton port's source & real Slackware source tree:
export CWD=$SLACKSOURCE/$PKGSERIES/$PKGNAM
export PORTCWD=$PWD

# Temporary build locations:
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# Determine the CFLAGS for the known architectures:
case $ARCH in
   arm)     export SLKCFLAGS="-O2 -march=armv5te"
            export LIBDIRSUFFIX="" ;;
   *)       export SLKCFLAGS="-O2" ;;
esac

# Extract source:
tar xvvf $CWD/xfig.$VERSION.full.tar.xz
cd $PKGNAM* || exit 1
slackhousekeeping

# Apply patches:
zcat $CWD/xfig-3.2.5c.skip.missing.html.manpage.diff.gz | patch -p1 --verbose || exit 1
zcat $CWD/xfig-3.2.5c.paths.diff.gz | patch -p1 --verbose || exit 1
# Eliminate menu choice for non-distributed (redundant) PDF documentation:
zcat $CWD/xfig.no.pdf.ref.diff.gz | patch -E -p1 --verbose || exit 1
# Don't install PDF reference manual because the HTML manual is the same thing
# (and also includes a Japanese translation):
zcat $CWD/xfig.no.xfig_ref_en.pdf.diff.gz | patch -E -p1 --verbose || exit 1
zcat $CWD/xfig.fig.ad.diff.gz | patch -E -p1 --verbose || exit 1

# Build:
xmkmf || exit 1
make all $NUMJOBS || make || failmake

# Install into package:
make install DESTDIR=$PKG      || failinstall
make install.man DESTDIR=$PKG  || failinstall
make install.libs DESTDIR=$PKG || failinstall
make install.html DESTDIR=$PKG || failinstall

# Move man page to the correct place:
if [ -d $PKG/usr/man/man1x ]; then
  mv -fv $PKG/usr/man/man1x $PKG/usr/man/man1
  mv -fv $PKG/usr/man/man1/xfig.1x $PKG/usr/man/man1/xfig.1
fi

# Copy docs:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
cp -favv \
    CHANGES FIGAPPS LATEX.AND.XFIG README \
    FIGAPPS LATEX.AND.XFIG README \
    $PKG/usr/doc/$PKGNAM-$VERSION
( cd $PKG/usr/doc/xfig-$VERSION
  ln -vsf /usr/lib${LIBDIRSUFFIX}/X11/xfig/Libraries Libraries
)
# Zero length junk:
rm -fv $PKG/usr/doc/xfig*/html/images/*.tmp

# If there's a CHANGES file, installing at least part of the recent history
# is useful, but don't let it get totally out of control:
if [ -r CHANGES ]; then
  DOCSDIR=$(echo $PKG/usr/doc/*-$VERSION)
  cat CHANGES | head -n 1000 > $DOCSDIR/CHANGES
  touch -r CHANGES $DOCSDIR/CHANGES
fi

# If necessary, start the fakeroot server so we can set file/dir ownerships:
start_fakeroot

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
slackgzpages -i # compress man & info pages and delete usr/info/dir
slackslack      # chown -R root:root, chmod -R og-w, slackchown, slack644docs
slackdesc       # install slack-desc and doinst.sh
slackmp         # run makepkg -l y -c n

# Perform any final checks on the package:
cd $PKG
slackhlinks     # search for any hard links