# Maintainer: Alexander F. Rødseth <xyproto@archlinux.org>
# Contributor: loqs
# Contributor: Lukas Fleischer <lfleischer@archlinux.org>
# Contributor: Vesa Kaihlavirta <vesa@archlinux.org>
# Contributor: Sarah Hay <sarahhay@mb.sympatico.ca>
# Contributor: Tom Burdick <thomas.burdick@wrightwoodtech.com>
# Contributor: Ricardo Catalinas Jiménez <jimenezrick@gmail.com>

# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
#  - configure with --disable-pgo to fix ARM FTBFS

pkgbase=erlang
pkgname=(erlang erlang-unixodbc)
pkgver=24.2
pkgrel=3
_docver=24.2
arch=(x86_64)
url='https://erlang.org'
license=(Apache)
makedepends=(fop git glu java-environment libxslt lksctp-tools mesa perl unixodbc wxgtk3)
options=(staticlibs)
source=(epmd.conf
        epmd.service
        epmd.socket
        "$url/download/otp_doc_man_$_docver.tar.gz"
        "git+https://github.com/erlang/otp#commit=df48c260e74c3e9058ff8681ce9f554e6fa0fe34") # tag: OTP-24.2
b2sums=('1675ac9bf948ab19e8b63077d870ccf356fcdbce14de2777f00b3488aa1ce34a5e0a5cdc0428707f744dee5940b12653a44e0ded0554de95ebb31bce4676ff87'
        '1f765318bcd322ce697a48c064ccdb1bd107b4a84e164a87f62678391cb82a9ab17a397d679cf266e037a5a2d91772b85f7a97f9cc5478c0f18118743b30045f'
        'c37706f5f6e2d49100104fb442ebf15edd6ee0a1e8038d0364794cf34fd3f02a61b9ad2706228b3327b85b0cadcd11aac6087e7c98408eae2d307a09191b6553'
        '17cf3c1e296c883e9c930cd540d439f7dd71a40048bbe80efd6f46dd5b4d9faf51177d2bb133f782742b0b367c8f54c27ed2b2cce277372a98dd55bb629f3b55'
        'SKIP')

prepare() {
  # use a hack so that erlang can find wx-config-gtk3 as wx-config in the $PATH
  mkdir -p bin
  ln -fs /usr/bin/wx-config-gtk3 bin/wx-config
  export PATH="$srcdir/bin:$PATH"
  # adjust how LDFLAGS are handled
  sed -i 's/^LDFLAGS = /LDFLAGS += /g' \
    otp/lib/{odbc/c_src,megaco/src/flex}/Makefile.in
}

build() {
  #export CFLAGS+=' -ffat-lto-objects'
  export PATH="$srcdir/bin:$PATH"
  export WX_GKT_VER="3.0"
  cd otp
  ./otp_build autoconf
  ./configure \
    --enable-builtin-zlib \
    --enable-smp-support \
    --prefix=/usr \
    --with-odbc \
    --with-wx-config=/usr/bin/wx-config-gtk3 \
    --disable-pgo
  make
}

package_erlang() {
  pkgdesc='General-purpose concurrent functional programming language developed by Ericsson'
  depends=(glu ncurses openssl webkit2gtk wxgtk3)
  optdepends=('erlang-unixodbc: database support'
              'java-environment: for Java support'
              'lksctp-tools: for SCTP support')
  provides=(erlang-nox)
  conflicts=(erlang-nox)

  export PATH="$srcdir/bin:$PATH"
  make -C otp DESTDIR="$pkgdir" install

  # move files that belong to the erlang-unixodbc package
  mkdir -p unixodbc
  mv "$pkgdir/usr/lib/erlang/lib/odbc"* "$srcdir/unixodbc/"

  # services and configuration
  install -Dm644 epmd.service "$pkgdir/usr/lib/systemd/system/epmd.service"
  install -Dm644 epmd.socket "$pkgdir/usr/lib/systemd/system/epmd.socket"
  install -Dm644 epmd.conf "$pkgdir/etc/conf.d/epmd"

  # readme and licenses
  install -Dm644 otp/README.md "$pkgdir/usr/share/doc/$pkgname/README.md"
  install -Dm644 otp/LICENSE.txt "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
  install -Dm644 otp/CONTRIBUTING.md "$pkgdir/usr/share/doc/$pkgname/CONTRIBUTING.md"
  install -Dm644 otp/AUTHORS "$pkgdir/usr/share/doc/$pkgname/AUTHORS"

  # man pages
  cp -r man "$pkgdir/usr/lib/erlang/"
}

package_erlang-unixodbc() {
  pkgdesc='Unixodbc support for Erlang'
  depends=(erlang-nox unixodbc)

  install -d "$pkgdir/usr/lib/erlang/lib"
  mv unixodbc/* "$pkgdir/usr/lib/erlang/lib/"
  install -Dm644 otp/LICENSE.txt \
    "$pkgdir/usr/share/licenses/$pkgname/LICENCE.txt"
}

# getver: raw.githubusercontent.com/erlang/otp/maint/OTP_VERSION