#!/bin/bash
ulimit -s unlimited
shopt -s extglob

# less.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter for Slackware ARM.
#
# Copyright 2005-2024  Patrick J. Volkerding, Sebeka, MN, USA
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
#  THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
#  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
#  EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
#  PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
#  OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
#  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
#  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
#  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

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

# Paths to skeleton port's source & real Slackware source tree:
slackset_var_cwds

# Detect whether we're building for /patches:
# This function sets the variable 'SLACKPATCHING'
slack_findpkgstore_is_stablerelease

# Temporary build locations:
shm_tmp # Use /dev/shm if >8GB RAM is available & not mounted 'noexec'
export TMPBUILD=$TMP/build-$PKGNAM
export PKG=$TMP/package-$PKGNAM
mkpkgdirs # Delete & re-create temporary directories then cd into $TMPBUILD

# To save on maintenance, and since we carry the same versions as x86 Slackware,
# let's pull the version numbers from the x86 trunk:
pushd $CWD
XSB=$CWD/$PKGNAM.SlackBuild
[ ! -x $XSB ] && { echo "ERROR: Cannot find x86 SlackBuild for ${PKGNAM}!" ; exit 1; }
for upstreamvar in \
  LESSPIPEVER \
  ; do
  eval $( grep -E "^${upstreamvar}=" $XSB  )
  echo "Upstream variable: ${upstreamvar} version $( eval $( echo "echo \$${upstreamvar}" ) )"
done
popd

# Extract source:
tar xvvf $CWD/$PKGNAM-$VERSION.tar.!(*sign|*asc|*sig)
cd $PKGNAM-$VERSION || failextract
slackhousekeeping

# Fix path in manpage:
if [ -r less.nro ]; then
  sed -i "s,/usr/local/etc,/etc,g" less.nro
fi

# Configure:
slack_autotoolsprep

# Prep needed if using the git archive:
for file in funcs.h less.nro lesskey.nro lessecho.nro ; do
  if [ ! -r $file ]; then
    make -f Makefile.aut $file
  fi
done

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
   --prefix=/usr \
   --sysconfdir=/etc \
   --mandir=/usr/man \
   --host=${SLK_ARCH_HOST} \
   --build=${SLK_ARCH_BUILD} || failconfig

# Build:
make $NUMJOBS || make || failmake

# Install into package framework:
make install DESTDIR=$PKG || failinstall

mkdir -p $PKG/usr/man/man1
for page in less.nro lesskey.nro ; do
  cat $page > $PKG/usr/man/man1/`basename $page .nro`.1
done

# Add documentation:
mkdir -vpm755 $PKG/usr/doc/$PKGNAM-$VERSION
cp -fav \
  COPYING* LICENSE README NEWS \
  $PKG/usr/doc/$PKGNAM-$VERSION
#changelogliposuction ChangeLog $PKGNAM $VERSION # Trim down a "ChangeLog" file

##################################################################################################
# Install lesspipe.sh etc:
cd $TMPBUILD
tar xf $CWD/lesspipe-${LESSPIPEVER}.tar.?z
cd lesspipe-${LESSPIPEVER} || failextract

# Don't use special handling for .log files:
cat $CWD/lesspipe.log.patch | patch -p1 --verbose || exit 1

slackhousekeeping
./configure --prefix=/usr || failconfig
make || failmake
make install DESTDIR=$PKG || failinstall
mv -fv $PKG/usr/share/man/man1/* $PKG/usr/man/man1
rmdir $PKG/usr/share/man/man1 $PKG/usr/share/man

# Install profile scripts:
mkdir -vpm755 $PKG/etc/profile.d
install -vpm755 $CWD/less.csh $PKG/etc/profile.d/less.csh.new
install -vpm755 $CWD/less.sh $PKG/etc/profile.d/less.sh.new

# I tried to like this, but it mostly annoyed me.
mv -fv $PKG/usr/bin/lesspipe.sh $PKG/usr/bin/lesspipe-wofr06.sh
# Install my own version:
zcat $CWD/lesspipe.sh.gz > $PKG/usr/bin/lesspipe-volkerdi.sh
chmod 755 $PKG/usr/bin/lesspipe-volkerdi.sh

# wrong directory:
mkdir -vpm755 $PKG/usr/share/bash-completion/completions
mv -fv $PKG/usr/share/bash-completion/less_completion $PKG/usr/share/bash-completion/completions/less
mkdir -vpm755 $PKG/usr/doc/lesspipe-${LESSPIPEVER}
cp -fav \
  COPYING* ChangeLog* INSTALL* README* \
  $PKG/usr/doc/lesspipe-${LESSPIPEVER}

##################################################################################################

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall        # strip all .a archives and all ELFs
#slackstriprpaths     # strip rpaths
slack_delete_lafiles # delete usr/lib{,64}/*.la
slackgzpages -i      # compress man & info pages and delete usr/info/dir
slackslack           # set standard Slackware file/dir permissions and ownerships
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