rocklinux/package/base/glibc/glibc.conf

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# 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
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pkg_glibc_version=${xpkg#glibc}
pkg_glibc_target=${arch_target}
pkg_glibc_cross=""

case "$xpkg" in
        glibc??-cross-*)
                pkg_glibc_cross="${xpkg#glibc*-cross-}"
                pkg_glibc_version=${pkg_glibc_version%-cross-*}
                pkg_glibc_target="${pkg_glibc_cross}-unknown-linux-gnu"
                echo_status "Preparing to build a cross-glibc package for $pkg_glibc_cross."
                ;;
        glibc??)
                ;;
        *)
                echo_error "Not supported $pkg package name: $xpkg"
                exit 1
                ;;
esac

pkg_glibc_linuxthreads=1
[ "$ROCKCFG_PKG_GLIBC23_LINUXTHREADS" = "0" ] && pkg_glibc_linuxthreads=0

# fall back to linuxthreads for cross glibcs
[ -n "$pkg_glibc_cross" ] && pkg_glibc_linuxthreads=1

# Give a more descriptive error message than the one that would happen during the build.
kernel_mainline="`uname -r | cut -f-2 -d'.'`"
if [ $pkg_glibc_linuxthreads = 0 -a "$kernel_mainline" != "2.6" ] ; then
	echo_error 'You are running a kernel of the $kernel_mainline series.'
	echo_error 'Glibc with NPTL support cannot be built on $kernel_mainline kernels.'
	echo_error 'Boot a 2.6 kernel to build Glibc with NPTL support or build Glibc'
	echo_error 'with old threading support (linuxthreads) instead.'
	abort
fi

#---------------------------------
if [ $pkg_glibc_version = 22 ]; then

glibc_custmain() {
	cat > configparms <<- EOF
		prefix = /usr
		slibdir = /lib
		sysconfdir = /etc
		install_root = $root
		CC = $CC
		BUILD_CC = $BUILDCC
		AR = $AR
		RANLIB = $RANLIB
	EOF

	# Disable glibc internal debuging but build debuging and profile
	# code so we can use this glibc to debug other programs.
	CFLAGS="$CFLAGS -g -DNDEBUG=1" ./configure --with-gnu-binutils \
		--enable-add-ons --enable-profile \
		--with-headers=$root/usr/include \
		--with-gd=/usr \
		--with-gd-lib=/usr/lib \
		--with-gd-include=/usr/include \
		--build=${arch_build} ${arch_target}

	echo $BUILDCC elf/sln.c -o elf/dyn_sln
	$BUILDCC elf/sln.c -o elf/dyn_sln
	eval $MAKE symbolic-link-prog=elf/dyn_sln all install
	
	# Misc. stuff
	#
	if [ "$crossnative" = native ] ; then
		[ $stagelevel -gt 1 ] && eval $MAKE install-locales -C localedata
# otherwise we risk the hosts /usr/lib/locale/locale-archive being overwritten
		mkdir -p $root/usr/share/man/man3
		if [ -f /usr/bin/perl ] ; then
			eval $MAKE -C linuxthreads/man \
				MANDIR=$root/usr/share/man/man3 all install
		fi
	fi
	ln -sf libbsd-compat.a $root/usr/lib/libbsd.a
	
	# copy linuxthreads and crypt documentation
	#
	cp linuxthreads/ChangeLog   $docdir/ChangeLog.threads
	cp linuxthreads/Changes     $docdir/Changes.threads
	cp linuxthreads/README      $docdir/README.threads
	cp linuxthreads/FAQ.html    $docdir/FAQ-threads.html
	cp -r linuxthreads/Examples $docdir/examples.threads
	cp crypt/README.ufc-crypt   $docdir/README.crypt
	
	# NSCD Init script and config
	#
	cp $confdir/nscd.conf $confdir/nsswitch.conf $root/etc/
	install_init nscd $confdir/nscd.init

	# No absolute path in libc.so if cross-compileing
	#
	if [ $crossnative = cross ] ; then
		libcso=$root/usr/lib/libc.so
		for x in 1 2 3 4 5 ; do
			sed -i 's,/[a-z/]*/,,' $libcso
		done
	fi

	# Install ld.so.conf
	#
	{
		echo "/usr/lib"
		echo "/usr/X11/lib"
		echo "/usr/local/lib"
		echo "/opt/*/lib"
	} > $root/etc/ld.so.conf
	if [ -f $root/usr/sbin/ldconfig ] ; then
		ln -sf ../usr/sbin/ldconfig $root/sbin/
	fi
}

fi
#---------------------------------


#---------------------------------
if [ $pkg_glibc_version = 23 ]; then

glibc_custmain() {
        # check whether profiling is enabled               
        if [ $ROCKCFG_PKG_GLIBC_ENABLE_PROFILE = 1 ] ; then
                G_PROFILE=--enable-profile
        else
                G_PROFILE=--disable-profile
        fi

	# Let's use an 'objdir' directory for building glibc
	mkdir -p objdir; cd objdir

	# NPTL doesn't work with plain i386 CPUs
	if [ $pkg_glibc_linuxthreads = 1 ]; then
		temp_arch_target="$arch_target"
		temp_arch_build="$arch_build"
		configure_without_tls="--without-tls"
	else
		temp_arch_target="${arch_target/i386/i486}"
		temp_arch_build="${arch_build/i386/i486}"
		configure_without_tls=""
	fi

        # Disable glibc internal debuging but build debuging and profile
        # code so we can use this glibc to debug other programs.
        create_config_cache >> config.cache
        CFLAGS="$CFLAGS -g -DNDEBUG=1" ../configure --prefix=$root/$prefix \
                --with-gnu-binutils --enable-add-ons"$ADDONS" $G_PROFILE \
                --with-headers=$root/$prefix/include --with-gd=/$prefix \
                --with-gd-lib=/$prefix/lib --with-gd-include=/$prefix/include \
                $configure_without_tls --cache-file=config.cache \
		--build=${temp_arch_build} --host=${temp_arch_target}

	eval $MAKE prefix=/usr slibdir=/lib sysconfdir=/etc all
	if [ -z "$pkg_glibc_cross" ]
	then
		eval $MAKE prefix=/$prefix slibdir=/lib \
		      sysconfdir=/etc install_root=$root install
	else
		eval $MAKE prefix=/$prefix install_root=$root install
	fi
	ln -sf libbsd-compat.a $root/$prefix/lib/libbsd.a
	
	# install locales
	#
	if [ $stagelevel -gt 1 ] ; then
# otherwise we risk the hosts /usr/lib/locale/locale-archive being overwritten
		eval $MAKE localedata/install-locales
		cp ../localedata/SUPPORTED $root/usr/share/i18n/
	fi

	# copy crypt documentation
	#
	cp ../crypt/README.ufc-crypt   $docdir/README.crypt

	# NSCD Init script and config
	#
	cp $confdir/nscd.conf $confdir/nsswitch.conf $root/etc/
	install_init nscd $confdir/nscd.init

	# Misc. stuff
	#
	if [ $stagelevel -gt 1 -a -z "$pkg_glibc_cross" ]
	then
		# install linuxthread manpages
		#
		mkdir -p $root/usr/share/man/man3
		if [ -f /usr/bin/perl -a $pkg_glibc_linuxthreads = 1 ] ; then
			eval $MAKE -C ../linuxthreads/man \
				MANDIR=$root/usr/share/man/man3 all install
		fi
	
		# copy linuxthreads documentation
		#
		if [ $pkg_glibc_linuxthreads = 1 ]; then
			cp ../linuxthreads/ChangeLog   $docdir/ChangeLog.threads
			cp ../linuxthreads/Changes     $docdir/Changes.threads
			cp ../linuxthreads/README      $docdir/README.threads
			cp ../linuxthreads/FAQ.html    $docdir/FAQ-threads.html
			cp -r ../linuxthreads/Examples $docdir/examples.threads
		fi
	fi

	# No wrong absolute path in *.so linker scripts
	#
	if [ -d $root/ROCK/tools.cross -a -z "$pkg_glibc_cross" ]; then
		rm -f $root/ROCK/tools.cross/$arch_target/lib/libc.so
		rm -f $root/ROCK/tools.cross/$arch_target/lib/libpthread.so
		sed 's,/[^ ]*/,,g' $root/$prefix/lib/libc.so > $root/ROCK/tools.cross/$arch_target/lib/libc.so
		sed 's,/[^ ]*/,,g' $root/$prefix/lib/libpthread.so > $root/ROCK/tools.cross/$arch_target/lib/libpthread.so
	fi

	# Install ld.so.conf
	#
	if [ ! -f $root/etc/ld.so.conf -a -z "$pkg_glibc_cross" ]
	then
		{	echo "/usr/lib"		; echo "/usr/X11/lib"
			echo "/usr/local/lib"	; echo "/opt/*/lib"
		} > $root/etc/ld.so.conf
	fi

	# Move 'ldconfig' and 'sln' binaries
	#
	if [ -z "$pkg_glibc_cross" ]
	then
		if [ -f "$root/usr/sbin/ldconfig" ]; then
			mv -v $root/usr/sbin/ldconfig $root/sbin/ldconfig
		fi
		if [ -f "$root/usr/sbin/sln" ]; then
			mv -v $root/usr/sbin/sln $root/sbin/sln
		fi
	fi

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

fi
#---------------------------------


glibc_prepatch() {
	if [ $pkg_glibc_linuxthreads = 1 -a -f $archdir/*linuxthreads*.tar.bz2 ]; then
		tar $taropt $archdir/*linuxthreads*.tar.bz2
	fi
}

glibc_stage0() {
	if [ $pkg_glibc_version = 23 ]
	then
		# .cross patches don't get applied automagically if we build a -cross- pkg
		# maybe add $confdir/glibc23/*.patch.${pkg_glibc_cross:0:3} to the for loop ?
		if [ -n "$pkg_glibc_cross" ] ; then
			for i in $confdir/glibc23/*.patch.cross 
			do
				echo "Applying patch $i..."
				patch -p1 < $i ; 
			done
		fi

		# for mips*, tries to add -mabi. for headers, we don't have a compiler allowing that yet
		# if cross-compiling. the values of _MIPS_SIM can be found in sysdeps/mips/sgidefs.h
		if [ \( $arch = mips -a $crossnative = cross \) -o -n "$pkg_glibc_cross" ] ; then
			patch -p1 < $confdir/glibc23/no-mabi-mips64.cross.diff
			mv sysdeps/mips/mips32/Makefile sysdeps/mips/mips32/Makefile-x
			echo "CC += -D_MIPS_SZPTR=32 -D_MIPS_SIM=1" > sysdeps/mips/mips32/Makefile
			mv sysdeps/mips/mips64/n32/Makefile sysdeps/mips/mips64/n32/Makefile-x
			echo "CC += -D_MIPS_SZPTR=64 -D_MIPS_SIM=2" > sysdeps/mips/mips64/n32/Makefile
			echo "long-double-fcts = yes" >> sysdeps/mips/mips64/n32/Makefile
			mv sysdeps/mips/mips64/n64/Makefile sysdeps/mips/mips64/n64/Makefile-x
			echo "CC += -D_MIPS_SZPTR=64 -D_MIPS_SIM=3" > sysdeps/mips/mips64/n64/Makefile
			echo "long-double-fcts = yes" >> sysdeps/mips/mips64/n64/Makefile
		fi

		mkdir -p objdir; cd objdir

		confopt="${confopt% --target=*}"

		var_append confopt " " "--enable-add-ons"$ADDONS" --build=\$arch_build \
					--host=\$arch_target"

		# due to assembler check - and we do not yet have as ...
		[ $arch = hppa ] && var_append confopt " " "--enable-hacker-mode"

		eval "../configure --enable-add-ons"$ADDONS" $confopt"

		make -k cross-compiling=yes install-headers || true
		cp -v ../include/features.h $root/$prefix/include
	fi
	if [ $pkg_glibc_version = 22 ]
	then
		eval "./configure --enable-add-ons $confopt"
		make cross-compiling=yes install-headers
		cp -v include/features.h $root/$prefix/include

	fi

	mkdir -p $root/$prefix/include/gnu
	touch $root/$prefix/include/gnu/stubs.h
	cp -v bits/stdio_lim.h $root/$prefix/include/bits
}


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

if [ $pkg_glibc_linuxthreads = 1 ]; then
	patchfiles="`ls $confdir/glibc$pkg_glibc_version/*.patch-linuxthreads | tr '\n' ' '` $patchfiles"
fi

if [ $stagelevel -le 1 ]; 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


if [ $pkg_glibc_version = 22 ] ; then
	# auto-detect for the old glibc
	ADDONS=""
else
	# new glibc is using NPTL per default, set to linuxthreads if needed
	if [ $pkg_glibc_linuxthreads = 1 ]; then
		ADDONS="=linuxthreads"
	else
		ADDONS=""
	fi
fi


threadsver="$ver"
prepatch="glibc_prepatch"

if [ -z "$pkg_glibc_cross" ]
then
	if [ $stagelevel -eq 0 ]
	then
		custmain="glibc_stage0"
	else
		custmain="glibc_custmain"
	fi
else
	if [ $pkg_glibc_version = 22 ]; then
		echo_error "Cross-packages are not supported for glibc22!"
		exit 1
	fi

	arch_target="$pkg_glibc_target"
	arch_machine="${arch_target/-*/}"
	prefix="$prefix/$pkg_glibc_target"
	set_confopt

	if [ -z "$( type -p $pkg_glibc_target-gcc )" ]
	then
                echo_status "Building only cross-headers because there is no cross-gcc (yet)."
		custmain="glibc_stage0"
	else
		export CC=$pkg_glibc_target-gcc
		export AS=$pkg_glibc_target-as
		export LD=$pkg_glibc_target-ld
		export AR=$pkg_glibc_target-ar
		export NM=$pkg_glibc_target-nm
		export GASP=$pkg_glibc_target-gasp
		export STRIP=$pkg_glibc_target-strip
		export RANLIB=$pkg_glibc_target-ranlib
		export CFLAGS="-O2"
		custmain="glibc_custmain"
	fi
fi

if [ $stagelevel -eq 1 -a -f $confdir/glibc$pkg_glibc_version/no_path_in_glibcso.diff ]
then
	var_append patchfiles " " $confdir/glibc$pkg_glibc_version/no_path_in_glibcso.diff
fi