pkgname=glew
pkgver=2.2.0
pkgrel=3
pkgdesc="A cross-platform C/C++ extension loading library"
arch=('x86_64')
url="https://glew.sourceforge.net"
license=('BSD' 'MIT' 'GPL')
depends=('libxmu' 'libxi' 'mesa' 'glu')
makedepends=('cmake')
source=("https://downloads.sourceforge.net/glew/${pkgname}-${pkgver}.tgz"
        "https://github.com/nigels-com/glew/commit/5f57b09c04757e840451063236e9118c1df5ebae.diff")
md5sums=('3579164bccaef09e36c0af7f4fd5c7c7'
         '077090dffbdb5999d81275b41b3786af')

prepare () {
  cd ${pkgname}-${pkgver}

  patch -p1 -i ${srcdir}/5f57b09c04757e840451063236e9118c1df5ebae.diff
}

build() {
  cmake -B build -S ${pkgname}-${pkgver}/build/cmake \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DCMAKE_BUILD_TYPE=Release \
    -DBUILD_SHARED_LIBS=ON \
    -DCMAKE_INSTALL_LIBDIR=lib \
    -DGLEW_EGL=ON \
    -DOpenGL_GL_PREFERENCE=GLVND
  cmake --build build
}

package() {

  DESTDIR=${pkgdir} cmake --install build
  install -D -m644 ${pkgname}-${pkgver}/LICENSE.txt ${pkgdir}/usr/share/licenses/${pkgname}/LICENSE
}