slackware-current/source/x/mesa/mesa-demos.build

#!/bin/bash
# This script is not meant to be run directly:
if [ -z $DEMOVERS ]; then
  exit 1
fi

# Now build/install a small subset of the demos:
export CWD SLKCFLAGS NUMJOBS PKG
( cd $TMP
  rm -rf mesa-demos-$DEMOVERS
  tar xvf $CWD/mesa-demos-$DEMOVERS.tar.?z || exit 1
  cd mesa-demos-$DEMOVERS

  # "Download" subprojects:
  if [ -r $CWD/mesa-demos-subprojects.tar.lz ]; then
    tar xvf $CWD/mesa-demos-subprojects.tar.lz || exit 1
  fi

  chown -R root:root .
  find . \
    \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
    -exec chmod 755 {} \+ -o \
  \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
    -exec chmod 644 {} \+
  # Architecture-specific settings can be configured in the mesa.SlackBuild
  # within the variable 'SLK_MESADEMOS_CONF_OPTS'
  export CFLAGS="$SLKCFLAGS"
  export CXXFLAGS="$SLKCFLAGS"
  mkdir meson-build
  cd meson-build
  meson setup \
    --prefix=/usr \
    --libdir=lib${LIBDIRSUFFIX} \
    --libexecdir=/usr/libexec \
    --bindir=/usr/bin \
    --sbindir=/usr/sbin \
    --includedir=/usr/include \
    --datadir=/usr/share \
    --mandir=/usr/man \
    --sysconfdir=/etc \
    --localstatedir=/var \
    --buildtype=release \
    $SLK_MESADEMOS_CONF_OPTS \
    .. || exit 1

    # If there's no mesa-subprojects.tar.lz in $CWD, let's try to make one:
    if [ ! -r $CWD/mesa-demos-subprojects.tar.lz ]; then
      cd ..
      mkdir -p tmp/subprojects
      for file in subprojects/* ; do
        if [ "$file" -nt "$PKG" ]; then
          cp -a -v $file tmp/subprojects
        fi
      done
      cd tmp
      find . -name ".git*" -exec rm -r "{}" \; 2> /dev/null
      tar cf $CWD/mesa-demos-subprojects.tar subprojects
      plzip -9 $CWD/mesa-demos-subprojects.tar
      cd ..
      rm -r tmp
      cd meson-build
    fi

    "${NINJA:=ninja}" $NUMJOBS || exit 1
    # Install all the demos (including the pointless ones) at first, in a
    # temporary location:
    DESTDIR=$PKG/cruft $NINJA install || exit 1
  cd ..
  # Install gears and glinfo, as well as a few other demos:
  mkdir -p $PKG/usr/bin
  MESA_DEMO_BINS="${MESA_DEMO_BINS:=eglinfo gears glinfo glthreads glxcontexts glxdemo \
              glxgears glxgears_fbconfig glxheads glxinfo glxpbdemo glxpixmap}"
  # Install the demo:
  for demo in $MESA_DEMO_BINS ; do
    mv --verbose $PKG/cruft/usr/bin/$demo $PKG/usr/bin
  done
  # Remove cruft:
  rm -rf $PKG/cruft
  # Add the README file(s):
  rm -rf $PKG/usr/doc/mesa-demos-$DEMOVERS
  mkdir -p $PKG/usr/doc/mesa-demos-$DEMOVERS
  cp -a README* $PKG/usr/doc/mesa-demos-$DEMOVERS
) || exit 1