#!/bin/bash
# --- ROCK-COPYRIGHT-NOTE-BEGIN ---
# 
# This copyright note is auto-generated by ./scripts/Create-CopyPatch.
# Please add additional copyright information _after_ the line containing
# the ROCK-COPYRIGHT-NOTE-END tag. Otherwise it might get removed by
# the ./scripts/Create-CopyPatch script. Do not edit this copyright text!
# 
# ROCK Linux: rock-src/package/base/glibc/glibc.conf
# ROCK Linux is Copyright (C) 1998 - 2006 Clifford Wolf
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version. A copy of the GNU General Public
# License can be found at Documentation/COPYING.
# 
# Many people helped and are helping developing ROCK Linux. Please
# have a look at http://www.rocklinux.org/ and the Documentation/TEAM
# file for details.
# 
# --- ROCK-COPYRIGHT-NOTE-END ---

forcefpic=0

pkg_glibc_version=${xpkg#glibc}
pkg_glibc_host="$arch_target"
pkg_glibc_cross=""
pkg_glibc_headers_only=0
pkg_glibc_cc=""

if [[ "$xpkg" = *-32bit ]] ; then
	pkg_glibc_cc="$BUILD32"
	pkg_glibc_host="$arch_target32"
elif [ "$BUILD64" ] ; then
	pkg_glibc_cc="$BUILD64"
fi

prefix="usr"
set_confopt

case "$xpkg" in
        glibc??-cross-*)
		pkg_glibc_cross="${xpkg#glibc*-cross-}"
		pkg_glibc_version=${pkg_glibc_version%-cross-*}
		pkg_glibc_host="${pkg_glibc_cross}-unknown-linux-gnu"

		prefix="$prefix/$pkg_glibc_host"
		set_confopt

		echo_status "Preparing to build a cross-glibc package for $pkg_glibc_cross."
                ;;
        glibc??|glibc??-32bit)
		pkg_glibc_version=${pkg_glibc_version%-??bit}
                ;;
        *)
                echo_error "Not supported $pkg package name: $xpkg"
                false
                ;;
esac

patchfiles="`ls $confdir/glibc$pkg_glibc_version/*.patch \
	$confdir/glibc$pkg_glibc_version/*.patch.$arch 2>/dev/null | tr '\n' ' '` $patchfiles"

if [ $stagelevel -le 2 ]; then
        patchfiles="`ls $patchfiles $confdir/glibc$pkg_glibc_version/*.patch.cross \
                     $confdir/glibc$pkg_glibc_version/*.patch.cross.$arch 2>/dev/null | tr '\n' ' '`"
fi

# Use absolute path to configure script as e.g. the path to
# ports/sysdeps/unix/sysv/linux/mips/mips64/ldd-rewrite.sed is based on it
# and will point to the wrong location otherwise.
configscript="$builddir/glibc-*/configure"
if [ $stagelevel -eq 0 ] ; then
	pkg_glibc_headers_only=1

	configprefix="CC=gcc"
	confopt="--prefix=/$prefix --build=${CLFS_HOST} --host=${CLFS_TARGET} \
	    --with-headers=${CLFS}/$prefix/include --cache-file=config.cache"

	makeopt=""
	makeinstopt="install-headers"
else
	if [ $stagelevel -eq 1 ] ; then
		export CC="${CLFS_TARGET}-gcc $pkg_glibc_cc"
		export AR="${CLFS_TARGET}-ar"
		export RANLIB="${CLFS_TARGET}-ranlib"
	fi

	confopt="prefix=/$prefix --build=${CLFS_HOST} --host=$pkg_glibc_host \$extraconfopt"
	var_append extraconfopt " " "--disable-profile --enable-add-ons \
	    --with-tls --enable-kernel=2.6.0 --with-__thread --cache-file=config.cache"
	if [ $stagelevel -le 2 ] ; then
		var_append extraconfopt " " "--with-binutils=${CLFS}/$cross_tools/bin \
		    --with-headers=${CLFS}/$prefix/include"
	fi

	makeopt=""
	makeinstopt="install"
fi

if [ "$pkg_glibc_cross" ] ; then
	arch_target="$pkg_glibc_host"
	arch_machine="${arch_target##-*}"

	if [ -z "$( type -p $pkg_glibc_host-gcc )" ]
	then
                echo_status "Building only cross-headers because there is no cross-gcc (yet)."
		pkg_glibc_headers_only=1
		makeinstopt="install-headers"
	else
		export CC=$pkg_glibc_host-gcc
		export AR=$pkg_glibc_host-ar
		export RANLIB=$pkg_glibc_host-ranlib
	fi
fi

# Fix for mips/mips64 when building glibc headers.
if [ $pkg_glibc_headers_only = 1 ] ; then
	if [[ "$arch_machine" == mips* ]] ; then
		# don't pass mips specific options to build C compiler
		var_append BUILDCC_WRAPPER_REMOVE " " "-mabi=*"
		# installing headers fails if _MIPS_SZPTR (and thus _WORDSIZE)
		# is not defined, with: ./bits/types.h:129:3: error: #error
		if [[ "$arch_machine" == mips64* ]] ; then
			var_append BUILDCC_WRAPPER_APPEND " " "-D_MIPS_SZPTR=64"
		else
			var_append BUILDCC_WRAPPER_APPEND " " "-D_MIPS_SZPTR=32"
		fi
	fi
fi

hook_add prepatch 5 "glibc_prepatch"
glibc_prepatch () {
	echo Extracting $archdir/glibc-ports-*.tar.bz2 ...
	tar -xf $archdir/glibc-ports-*.tar.bz2
	mv -v glibc-ports-* ports

	if [ $stagelevel -ge 3 ] ; then
		echo Extracting $archdir/glibc-libidn-*.tar.bz2 ...
		tar -xf $archdir/glibc-libidn-*.tar.bz2
		mv -v glibc-libidn-* libidn
	fi
}

custmain="glibc_custmain"
glibc_custmain () {
	if [ $pkg_glibc_headers_only = 1 ] ; then
		cp configure{,.orig}
		sed -e 's/3.4/3.[0-9]/g' configure.orig > configure

		# more configure hacks: tls support everywhere
		for x in $( find .. -name configure | xargs grep libc_cv_.*_tls | \
			sed -r 's,.*(libc_cv),\1,; s,(_tls).*,\1,' | sort -u; )
		do eval "export $x=yes"; done

		export libc_cv_mlong_double_128=yes
		export libc_cv_mlong_double_128ibm=yes
		export libc_cv_mabi_ibmlongdouble=yes
		export libc_cv_ppc_machine=yes
	fi

	mkdir -v ../objdir ; cd ../objdir

	if [ $stagelevel -le 2 -o "$pkg_glibc_cross" ] ; then
		echo "libc_cv_forced_unwind=yes" > config.cache
		echo "libc_cv_c_cleanup=yes" >> config.cache
	fi

	if [ -z "$pkg_glibc_cross" ] ; then
		echo "slibdir=/$multilib" >> configparms
	fi
	echo "install_root=$instroot" >> configparms

	eval_config_command $( eval echo $confopt )

	if [ $pkg_glibc_headers_only = 0 ] ; then
		eval $MAKE $makeopt
	fi

	if [ "$ROCKCFG_DO_CHECK" = 1 -a $stagelevel -ge 3 ] ; then
		make -k check 2>&1 | tee glibc-check-log
		grep Error glibc-check-log || true
	fi

	eval $MAKE $makeinstopt

	if [ $pkg_glibc_headers_only = 1 ] ; then
		mkdir -p $root/$prefix/include/bits
		cp -v bits/stdio_lim.h ${CLFS}/$prefix/include/bits/
		mkdir -p $root/$prefix/include/gnu
		touch ${CLFS}/$prefix/include/gnu/stubs.h

		case "$arch" in
		x86)
			if [ "$ROCKCFG_X86_BITS" = 64 ] ; then
				pkg_glibc_arch=x86_64
			else
				pkg_glibc_arch=i386
			fi ;;
		*)	pkg_glibc_arch="$arch" ;;
		esac
		if [ -e ../glibc-*/nptl/sysdeps/unix/sysv/linux/$arch/bits/pthreadtypes.h ]
		then
			cp -v ../glibc-*/nptl/sysdeps/unix/sysv/linux/$arch/bits/pthreadtypes.h \
			    ${CLFS}/$prefix/include/bits
		fi
	elif [[ "$xpkg" != *-32bit ]] ; then
		ln -sf libbsd-compat.a $libdir/libbsd.a

		# copy crypt documentation
		#
		cp -v ../glibc-*/crypt/README.ufc-crypt   $docdir/README.crypt
	
		# NSCD Init script and config
		#
		cp $confdir/nscd.conf $confdir/nsswitch.conf $sysconfdir/
		install_init nscd $confdir/nscd.init

		cp -av $confdir/{ld.so,nsswitch}.conf $sysconfdir/

		if [ -f $datadir/zoneinfo/Factory ] ; then
			cp -v --remove-destination $datadir/zoneinfo/Factory \
			    $sysconfdir/localtime
		fi

		# Create /lib/ld-lsb.so.1 symlink
		#
		if [ -f $root/$multilib/ld-linux-$arch_machine.so.2 ]; then
			ln -vfs ld-linux-$arch_machine.so.2 $root/$multilib/ld-lsb.so.1
		elif [ -f $root/$multilib/ld-linux.so.2 ]; then
			ln -vfs ld-linux.so.2 $root/$multilib/ld-lsb.so.1
		fi

		if [ $stagelevel -ge 3 -a -z "$pkg_glibc_cross" ] ; then
			# otherwise we risk the hosts /usr/lib/locale/locale-archive being overwritten
			eval $MAKE localedata/install-locales
			cp -v ../glibc-*/localedata/SUPPORTED $root/usr/share/i18n/
		fi
	elif [[ "$xpkg" = *-32bit ]] ; then
		# -32bit and -64bit differ by these files, in addition to lib and lib64 dirs;
		# -32bit installs:
		# usr/bin/lddlibc4
		# libexec/getconf/POSIX_V6_ILP32_OFF32
		# libexec/getconf/POSIX_V6_ILP32_OFFBIG
		# include/gnu/stubs-32.h
		# include/sys/vm86.h
		# -64bit installs:
		# include/gnu/stubs-64.h
		cp -av $dummydir/lib/* $root/$multilib/
		cp -av $dummydir/usr/lib/* $root/usr/$multilib/
		cp -av $bindir/lddlibc4 $root/usr/bin/
		mkdir -vp $root/usr/include/{gnu,sys}
		cp -av $includedir/gnu/stubs-32.h $root/usr/include/gnu/
		cp -av $includedir/sys/vm86.h $root/usr/include/sys/
	fi
}