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

# libcap.SlackBuild
# Heavily based on the original Slackware build scripts,
# Modified by Stuart Winter for Slackware ARM.
#
# Copyright 2009, 2010, 2011  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.

# Originally written by Menno Duursma

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

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

# Building Go support is currently disabled until something actually needs it:
GOSUPPORT=${GOSUPPORT:-no}

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

# Extract source:
tar xvvf $CWD/$PKGNAM-$VERSION.tar.!(*sign|*asc|*sig)
cd $PKGNAM-$VERSION || exit 1
slackhousekeeping

# Apply patches:
# Put the pkgconfig files in the proper location:
zcat $CWD/libcap.pkgconfig.path.diff.gz | patch -p1 --verbose || exit 1

# Don't build gperf unconditionally
# https://forums-web2.gentoo.org/viewtopic-t-1057414.html?sid=df6adbebc274e9dc7f9e9062bff6f98b
# https://604802.bugs.gentoo.org/attachment.cgi?id=459002
# Issue with gperf and & libcap:
sed 's@^BUILD_GPERF@#\0@' -i Make.Rules || exit 1

# Disable broken gperf support:
sed -i 's@^BUILD_GPERF@#\0@' Make.Rules

# Apply FTBFS patches from Debian:
#tar xvvf $PORTCWD/sources/libcap*debian*
#for pf in \

# Set the CFLAGS
sed -i "s/^\(DEBUG =\).*/\1$SLKCFLAGS/" Make.Rules

# Build:
make \
   lib=lib${LIBDIRSUFFIX} \
   LIBDIR=/lib${LIBDIRSUFFIX} \
   DYNAMIC=yes \
   GOLANG=$GOSUPPORT $NUMJOBS || failmake

# Install into package:
mkdir -vpm755 $PKG/lib${LIBDIRSUFFIX}
make install \
   LIBDIR=/lib${LIBDIRSUFFIX} \
   RAISE_SETFCAP=no \
   GOLANG=$GOSUPPORT \
   DESTDIR=$PKG man_prefix=/usr || exit 1
chmod 755 $PKG/lib${LIBDIRSUFFIX}/libcap.so*

# Don't ship the static libcap.a. Leave libpsx.a alone, though - there's no
# dynamic equivalent for that one:
rm -f $PKG/lib*/libcap.a

# Add included scripts
( cd contrib || exit 1
  for file in pcaps4convenience pcaps4server pcaps4suid0 ; do
    install -vpm755 -D $file $PKG/usr/sbin/$file
  done )

# glibc already has the capget/capset manpage
rm -rf $PKG/usr/man/man2

# Copy docs:
mkdir -p $PKG/usr/doc/$PKGNAM-$VERSION
cp -a \
  CHANGELOG License README pgp.keys.asc doc/capability.notes \
  progs/quicktest.sh $CWD/capfaq-0.2.txt $CWD/README.SLACKWARE \
  $PKG/usr/doc/$PKGNAM-$VERSION

# Apply generic Slackware packaging policies:
cd $PKG
slackstripall   # strip all .a archives and all ELFs
slack_delete_lafiles # delete usr/lib{,64}/*.la
#slackstriprpaths     # strip rpaths
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