#!/bin/sh

# Slackware build script for fsv

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

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

# 20170302 bkw: use long-format githhub URL

PRGNAM=fsv
VERSION=${VERSION:-0.9_1}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

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

CWD=$(pwd)
TMP=${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

SRCVER=${VERSION/_/-}

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$PRGNAM-$SRCVER
tar xvf $CWD/$PRGNAM-$PRGNAM-$SRCVER.tar.gz
cd $PRGNAM-$PRGNAM-$SRCVER
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 {} \;

# dirty hack: avoid segfaults on exit. This works on Linux because the
# kernel cleans up any allocated memory at process exit, but it will
# anger your CS professors. Also, the exit status will be garbage,
# not the usual 0 for success (doubt anyone will ever care).
sed -i 's,gtk_main_quit,exit,' src/window.c

# the Help menu item tries to launch netscape, which was the browser
# of choice in the 90s when fsv was new. These days, it makes more
# sense to do this:
sed -i \
  -e 's/netscape -nor.* > /xdg-open %s > /' \
  -e 's/netscape -no-.* > /firefox %s > /' \
  src/dialog.c

# thanks AUR!
sed -i 's/@DATADIRNAME@/share/' po/Makefile.in.in
./autogen.sh

CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var \
  --mandir=/usr/man \
  --with-doc-dir=/usr/doc/$PRGNAM-$VERSION/html \
  --build=$ARCH-slackware-linux

make
make install-strip DESTDIR=$PKG

# use the 'eagle eye' icon as the app icon
mkdir -p $PKG/usr/share/pixmaps
ln -s ../../doc/$PRGNAM-$VERSION/html/beyeview.png \
  $PKG/usr/share/pixmaps/$PRGNAM.png

# .desktop file written for this SlackBuild
mkdir -p $PKG/usr/share/applications
cat $CWD/$PRGNAM.desktop > $PKG/usr/share/applications/$PRGNAM.desktop

# man page written for this SlackBuild
mkdir -p $PKG/usr/man/man1
gzip -9c < $CWD/$PRGNAM.1 > $PKG/usr/man/man1/$PRGNAM.1.gz

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION/html
cp -a AUTHORS COPYING ChangeLog NOTES TODO $PKG/usr/doc/$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
cat $CWD/doinst.sh > $PKG/install/doinst.sh

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