# Description: The OpenGL Extension Wrangler Library
# URL: https://glew.sourceforge.net
# Maintainer: Tim Biermann, tbier at posteo dot de
# Depends on: glu xorg-libxi xorg-libxmu

name=glew
version=2.2.0
release=2
source=(https://downloads.sourceforge.net/project/$name/$name/$version/$name-$version.tgz
  egl+glx.patch
  glew-install.patch)

build() {
  cd $name-$version

  patch -Np1 -i $SRC/glew-install.patch
  patch -Np1 -i $SRC/egl+glx.patch

  sed -i -e "s|lib64|lib|" config/Makefile.linux
  sed -i -e '/^.PHONY: .*\.pc$/d' -i Makefile

  make \
    CC="${CC:-gcc}" \
    LD="${CC:-gcc}" \
    CFLAGS.EXTRA="$CFLAGS -fPIC" \
    LDFLAGS.EXTRA="$LDFLAGS" \
    STRIP= \
    glew.bin

  mv bin/glewinfo bin/glxewinfo
  rm glew.pc

  make SYSTEM=linux-egl \
    STRIP= \
    glew.lib.shared bin/glewinfo

  mv bin/glewinfo bin/eglewinfo

  make GLEW_DEST=$PKG/usr STRIP= \
    SYSTEM=linux-egl install
  install -D -m755 -t $PKG/usr/bin bin/eglewinfo bin/glxewinfo bin/visualinfo
  ln -s eglewinfo $PKG/usr/bin/glewinfo
}