#!/bin/bash

# Slackware build script for rtmidi

# Written by B. Watson (urchlay@slackware.uk)

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

# 20260919 bkw, BUILD=2:
# - add DOXYGEN=yes, based on a patch sent by Andy Goth.

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

PRGNAM=rtmidi
VERSION=${VERSION:-6.0.0}
BUILD=${BUILD:-2}
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 [ ! -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 [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
else
  SLKCFLAGS="-O2"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz --no-same-owner
cd $PRGNAM-$VERSION
find . ! -type l    -a \( \
  \(     -perm /111 -a ! -perm 755 -a -exec chmod -f 755 {} + \) -o \
  \(   ! -perm /111 -a ! -perm 644 -a -exec chmod -f 644 {} + \) \)

# Claims to need cmake-3.24, but our 3.21.4 worx fine. Upstream
# notified, no response yet.
sed -i '/cmake_minimum_required/s,3\.24,3.21.4,' CMakeLists.txt

[ "${JACK:-yes}" = "no" ] && JACKOPT="-DRTMIDI_API_JACK=OFF"

mkdir -p build
cd build
  cmake \
    $JACKOPT \
    -DCMAKE_C_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_CXX_FLAGS:STRING="$SLKCFLAGS" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DCMAKE_BUILD_TYPE=Release ..
  make
  make install/strip DESTDIR=$PKG
cd ..

# This goes in the slack-desc.
WITHJACK="WITHOUT"
objdump -p build/librtmidi.so | grep -q 'NEEDED.*libjack' && WITHJACK="WITH"

PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKGDOC

# 20260919 bkw: building the docs makes the package take 5x to 6x
# as long to build, and bloats the size from ~200KB to ~1200KB.
# Most users are never gonna read API docs, so make it optional.
if [ "${DOXYGEN:-no}" = "yes" ]; then
  unset DOXYGEN # autogen trips over its dick on this one
  ./autogen.sh
  make -C doc
  cp -a doc/html doc/images $PKGDOC
  WITHDOC=includes
else
  WITHDOC="does not include"
fi

cp -a LICENSE README* $PKGDOC
cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$PRGNAM.SlackBuild

mkdir -p $PKG/install
sed -e "s,@WITHJACK@,$WITHJACK," \
    -e "s,@WITHDOC@,$WITHDOC," \
       < $CWD/slack-desc > $PKG/install/slack-desc

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