#!/bin/bash

# Slackware build script for snapscreenshot

# Written by B. Watson (yalhcru@gmail.com)

# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=snapscreenshot
VERSION=${VERSION:-1.0.14.3}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

# If the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.bz2
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \+ -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \+

# It's really annoying to have errors sent to stdout, when the main
# way to use the program is to redirect stdout to a file...
patch -p1 < $CWD/errors_to_stderr.diff

# It's also annoying that -c1 is accepted, but -c 1 isn't. Likewise
# --firstwin 1, but not --firstwin=1. Not going to fix the code, but at
# least the man page can document it.
patch -p1 < $CWD/manpage.diff

make CFLAGS="$SLKCFLAGS" CXXFLAGS="$SLKCFLAGS"
mkdir -p $PKG/usr/bin $PKG/usr/man/man1
install -s -m0755 $PRGNAM $PKG/usr/bin
gzip -9c < $PRGNAM.1 > $PKG/usr/man/man1/$PRGNAM.1.gz

# Include this script, because pretty much everyone who ever uses this
# will either write their own version, or wish they knew how...
install -m0755 -oroot -groot $CWD/$PRGNAM.cur $PKG/usr/bin

if [ "${SETUID:-yes}" = "yes" ]; then
  chown root:video $PKG/usr/bin/$PRGNAM
  chmod 4750 $PKG/usr/bin/$PRGNAM
fi

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a README* COPYING $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE