#!/bin/sh
  #

  #	Output a simple RPM spec file.
  #	This version assumes a minimum of RPM 4.0.3.

  #
  #	The only gothic bit here is redefining install_post to avoid
  #	stripping the symbols from files in the kernel which we want
  #
  #	Patched for non-x86 by Opencon (L) 2002 <opencon@rio.skydome.net>
  #
  
  # how we were called determines which rpms we build and how we build them

  if [ "$1" = prebuilt ]; then

  	S=DEL

  else

  	S=

  fi

  if grep -q CONFIG_MODULES=y .config; then
  	M=
  else
  	M=DEL
  fi

  if grep -q CONFIG_DRM=y .config; then

  	PROVIDES=kernel-drm
  fi
  
  PROVIDES="$PROVIDES kernel-$KERNELRELEASE"

  __KERNELRELEASE=$(echo $KERNELRELEASE | sed -e "s/-/_/g")
  EXCLUDES="$RCS_TAR_IGNORE --exclude=.tmp_versions --exclude=*vmlinux* \
  --exclude=*.o --exclude=*.ko --exclude=*.cmd --exclude=Documentation \
  --exclude=.config.old --exclude=.missing-syscalls.d"

  # We can label the here-doc lines for conditional output to the spec file
  #
  # Labels:
  #  $S: this line is enabled only when building source package

  #  $M: this line is enabled only when CONFIG_MODULES is enabled

  sed -e '/^DEL/d' -e 's/^\t*//' <<EOF
  	Name: kernel
  	Summary: The Linux Kernel
  	Version: $__KERNELRELEASE
  	Release: $(cat .version 2>/dev/null || echo 1)
  	License: GPL
  	Group: System Environment/Kernel
  	Vendor: The Linux Community
  	URL: http://www.kernel.org
  $S	Source: kernel-$__KERNELRELEASE.tar.gz
  	Provides: $PROVIDES
  	%define __spec_install_post /usr/lib/rpm/brp-compress || :
  	%define debug_package %{nil}

  	%description
  	The Linux Kernel, the operating system core itself

  	%package headers
  	Summary: Header files for the Linux kernel for use by glibc
  	Group: Development/System
  	Obsoletes: kernel-headers
  	Provides: kernel-headers = %{version}
  	%description headers
  	Kernel-headers includes the C header files that specify the interface
  	between the Linux kernel and userspace libraries and programs.  The
  	header files define structures and constants that are needed for
  	building most standard programs and are also needed for rebuilding the
  	glibc package.

  $S$M	%package devel
  $S$M	Summary: Development package for building kernel modules to match the $__KERNELRELEASE kernel
  $S$M	Group: System Environment/Kernel
  $S$M	AutoReqProv: no
  $S$M	%description -n kernel-devel
  $S$M	This package provides kernel headers and makefiles sufficient to build modules
  $S$M	against the $__KERNELRELEASE kernel package.
  $S$M

  $S	%prep
  $S	%setup -q
  $S
  $S	%build
  $S	make %{?_smp_mflags} KBUILD_BUILD_VERSION=%{release}
  $S
  	%install

  	mkdir -p %{buildroot}/boot

  	%ifarch ia64

  	mkdir -p %{buildroot}/boot/efi
  	cp \$(make image_name) %{buildroot}/boot/efi/vmlinuz-$KERNELRELEASE
  	ln -s efi/vmlinuz-$KERNELRELEASE %{buildroot}/boot/

  	%else

  	cp \$(make image_name) %{buildroot}/boot/vmlinuz-$KERNELRELEASE

  	%endif

  $M	make %{?_smp_mflags} INSTALL_MOD_PATH=%{buildroot} KBUILD_SRC= modules_install
  	make %{?_smp_mflags} INSTALL_HDR_PATH=%{buildroot}/usr KBUILD_SRC= headers_install
  	cp System.map %{buildroot}/boot/System.map-$KERNELRELEASE
  	cp .config %{buildroot}/boot/config-$KERNELRELEASE

  	bzip2 -9 --keep vmlinux

  	mv vmlinux.bz2 %{buildroot}/boot/vmlinux-$KERNELRELEASE.bz2
  $S$M	rm -f %{buildroot}/lib/modules/$KERNELRELEASE/build
  $S$M	rm -f %{buildroot}/lib/modules/$KERNELRELEASE/source
  $S$M	mkdir -p %{buildroot}/usr/src/kernels/$KERNELRELEASE

  $S$M	tar cf - $EXCLUDES . | tar xf - -C %{buildroot}/usr/src/kernels/$KERNELRELEASE

  $S$M	cd %{buildroot}/lib/modules/$KERNELRELEASE

  $S$M	ln -sf /usr/src/kernels/$KERNELRELEASE build
  $S$M	ln -sf /usr/src/kernels/$KERNELRELEASE source

  	%clean

  	rm -rf %{buildroot}

  	%post
  	if [ -x /sbin/installkernel -a -r /boot/vmlinuz-$KERNELRELEASE -a -r /boot/System.map-$KERNELRELEASE ]; then
  	cp /boot/vmlinuz-$KERNELRELEASE /boot/.vmlinuz-$KERNELRELEASE-rpm
  	cp /boot/System.map-$KERNELRELEASE /boot/.System.map-$KERNELRELEASE-rpm
  	rm -f /boot/vmlinuz-$KERNELRELEASE /boot/System.map-$KERNELRELEASE
  	/sbin/installkernel $KERNELRELEASE /boot/.vmlinuz-$KERNELRELEASE-rpm /boot/.System.map-$KERNELRELEASE-rpm
  	rm -f /boot/.vmlinuz-$KERNELRELEASE-rpm /boot/.System.map-$KERNELRELEASE-rpm
  	fi

  	%preun
  	if [ -x /sbin/new-kernel-pkg ]; then
  	new-kernel-pkg --remove $KERNELRELEASE --rminitrd --initrdfile=/boot/initramfs-$KERNELRELEASE.img

  	elif [ -x /usr/bin/kernel-install ]; then
  	kernel-install remove $KERNELRELEASE

  	fi
  
  	%postun
  	if [ -x /sbin/update-bootloader ]; then
  	/sbin/update-bootloader --remove $KERNELRELEASE
  	fi
  
  	%files
  	%defattr (-, root, root)

  $M	/lib/modules/$KERNELRELEASE
  $M	%exclude /lib/modules/$KERNELRELEASE/build
  $M	%exclude /lib/modules/$KERNELRELEASE/source

  	/boot/*
  
  	%files headers
  	%defattr (-, root, root)
  	/usr/include

  $S$M
  $S$M	%files devel
  $S$M	%defattr (-, root, root)
  $S$M	/usr/src/kernels/$KERNELRELEASE
  $S$M	/lib/modules/$KERNELRELEASE/build
  $S$M	/lib/modules/$KERNELRELEASE/source

  EOF