FILESDIR = "${@os.path.dirname(oe.data.getVar('FILE',d,1))}/glibc-cvs"
PV = "2.3.2+cvs${CVSDATE}"
DESCRIPTION = "GNU C Library"
LICENSE = "LGPL"
SECTION = "libs"
PRIORITY = "required"
MAINTAINER = "Phil Blundell <pb@handhelds.org>"

LIBC_ADDONS ?= "linuxthreads"
LIBC_EXTRA_OECONF ?= ""

#
# For now, we will skip building of a gcc package if it is a uclibc one
# and our build is not a uclibc one, and we skip a glibc one if our build
# is a uclibc build.
#
# See the note in gcc/gcc_3.4.0.oe
#

python __anonymous () {
    import oe, re
    uc_os = (re.match('.*uclibc$', oe.data.getVar('TARGET_OS', d, 1)) != None)
    if uc_os:
        raise oe.parse.SkipPackage("incompatible with target %s" %
                                   oe.data.getVar('TARGET_OS', d, 1))
}

PACKAGES = "glibc glibc-dev glibc-doc glibc-i18n glibc-locale"

# nptl needs unwind support in gcc, which can't be built without glibc.
PROVIDES = "virtual/libc ${@['virtual/${TARGET_PREFIX}libc-for-gcc', '']['nptl' in '${LIBC_ADDONS}']}"
DEPENDS = "${@['virtual/${TARGET_PREFIX}gcc-initial', 'virtual/${TARGET_PREFIX}gcc']['nptl' in '${LIBC_ADDONS}']}"

FILES_glibc_append = " ${datadir}/zoneinfo"
FILES_glibc-dev_append = " ${libdir}/*.o"
FILES_glibc-gconv = "${libdir}/gconv"
FILES_glibc-i18n = "${datadir}/i18n"

#	   file://${FILESDIR}/noinfo.patch;patch=1 \
#	   file://${FILESDIR}/ldconfig.patch;patch=1;pnum=0 \

SRC_URI = "cvs://anoncvs@sources.redhat.com/cvs/glibc;module=libc \
	   http://handhelds.org/~pb/kernel-headers-2.6.5.tar.bz2 \
	   file://${FILESDIR}/arm-ioperm.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/makeconfig.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/ldd.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/fhs-linux-paths.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/arm-no-hwcap.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/arm-memcpy.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/arm-longlong.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/arm-machine-gmon.patch;patch=1;pnum=0"

S = "${WORKDIR}/libc"
B = "${WORKDIR}/build-${TARGET_SYS}"

inherit autotools

EXTRA_OECONF = "--enable-kernel=${OLDEST_KERNEL} \
	        --without-cvs --disable-profile --disable-debug --without-gd \
		--enable-clocale=gnu \
	        --enable-add-ons=${LIBC_ADDONS} --with-headers=${WORKDIR}/linux/include ${LIBC_EXTRA_OECONF}"

glibcbuild_do_unpack () {
# kernel headers
	touch ${WORKDIR}/linux/include/linux/autoconf.h
	sed 's:\(^.*define.*__NR_waitpid.*$\):/*&*/:' < ${WORKDIR}/linux/include/asm-arm/unistd.h > ${WORKDIR}/linux/include/asm-arm/unistd.h.new
	mv ${WORKDIR}/linux/include/asm-arm/unistd.h.new ${WORKDIR}/linux/include/asm-arm/unistd.h
	case ${TARGET_ARCH} in
		alpha*)   TARGET_ARCH=alpha ;;
		arm*)     TARGET_ARCH=arm ;;
		cris*)    TARGET_ARCH=cris ;;
		hppa*)    TARGET_ARCH=parisc ;;
		i*86*)    TARGET_ARCH=i386 ;;
		ia64*)    TARGET_ARCH=ia64 ;;
		mips*)    TARGET_ARCH=mips ;;
		m68k*)    TARGET_ARCH=m68k ;;
		powerpc*) TARGET_ARCH=ppc ;;
		s390*)    TARGET_ARCH=s390 ;;
		sh*)      TARGET_ARCH=sh ;;
		sparc64*) TARGET_ARCH=sparc64 ;;
		sparc*)   TARGET_ARCH=sparc ;;
		x86_64*)  TARGET_ARCH=x86_64 ;;
	esac
	if test !  -e ${WORKDIR}/linux/include/asm-$TARGET_ARCH; then
		oefatal unable to create asm symlink in kernel headers
	fi
	ln -sf "asm-$TARGET_ARCH" "${WORKDIR}/linux/include/asm"
	if test "$TARGET_ARCH" = "arm"; then
		ln -sf proc-armv ${WORKDIR}/linux/include/asm/proc
		ln -sf arch-ebsa285 ${WORKDIR}/linux/include/asm/arch
	fi
}

python do_unpack () {
	oe.build.exec_func('base_do_unpack', d)
	oe.build.exec_func('glibcbuild_do_unpack', d)
}

do_configure () {
# override this function to avoid the autoconf/automake/aclocal/autoheader
# calls for now
# don't pass CPPFLAGS into configure, since it upsets the kernel-headers
# version check and doesn't really help with anything
	CPPFLAGS="" oe_runconf
}

rpcsvc = "bootparam_prot.x nlm_prot.x rstat.x \
	  yppasswd.x klm_prot.x rex.x sm_inter.x mount.x \
	  rusers.x spray.x nfs_prot.x rquota.x key_prot.x"

do_compile () {
	# this really is arm specific
	touch ${S}/sysdeps/arm/framestate.c
	# -Wl,-rpath-link <staging>/lib in LDFLAGS can cause breakage if another glibc is in staging
	unset LDFLAGS
	base_do_compile
	(
		cd ${S}/sunrpc/rpcsvc
		for r in ${rpcsvc}; do
			h=`echo $r|sed -e's,\.x$,.h,'`
			rpcgen -h $r -o $h || oewarn "unable to generate header for $r"
		done
	)
}

do_stage() {
	rm -f ${STAGING_LIBDIR}/libc.so.6
	oe_runmake 'install_root=${STAGING_DIR}/${HOST_SYS}' \
		   'includedir=/include' 'libdir=/lib' 'slibdir=/lib' \
		   '${STAGING_LIBDIR}/libc.so.6' \
		   install-headers install-lib

	install -d ${STAGING_INCDIR}/asm
	cp -a ${WORKDIR}/linux/include/linux ${STAGING_INCDIR}/
	cp -a ${WORKDIR}/linux/include/asm/* ${STAGING_INCDIR}/asm/
	install -d ${STAGING_INCDIR}/asm-generic
	cp -a ${WORKDIR}/linux/include/asm-generic/* ${STAGING_INCDIR}/asm-generic/

	install -d ${STAGING_INCDIR}/gnu \
		   ${STAGING_INCDIR}/bits \
		   ${STAGING_INCDIR}/rpcsvc
	install -m 0644 ${S}/include/gnu/stubs.h ${STAGING_INCDIR}/gnu/
	install -m 0644 ${B}/bits/stdio_lim.h ${STAGING_INCDIR}/bits/
	install -m 0644 misc/syscall-list.h ${STAGING_INCDIR}/bits/syscall.h
	for r in ${rpcsvc}; do
		h=`echo $r|sed -e's,\.x$,.h,'`
		install -m 0644 ${S}/sunrpc/rpcsvc/$h ${STAGING_INCDIR}/rpcsvc/
	done
	for i in libc.a libc_pic.a libc_nonshared.a; do
		install ${B}/$i ${STAGING_LIBDIR}/
	done
	echo 'GROUP ( libpthread.so.0 libpthread_nonshared.a )' > ${STAGING_LIBDIR}/libpthread.so
	echo 'GROUP ( libc.so.6 libc_nonshared.a )' > ${STAGING_LIBDIR}/libc.so

	rm -f ${CROSS_DIR}/${TARGET_SYS}/lib/libc.so.6
	oe_runmake 'install_root=${CROSS_DIR}/${TARGET_SYS}' \
		   'includedir=/include' 'libdir=/lib' 'slibdir=/lib' \
		   '${CROSS_DIR}/${TARGET_SYS}/lib/libc.so.6' \
		   install-headers install-lib

	install -d ${CROSS_DIR}/${TARGET_SYS}/include/asm
	cp -a ${WORKDIR}/linux/include/linux ${CROSS_DIR}/${TARGET_SYS}/include/
	cp -R ${WORKDIR}/linux/include/asm/* ${CROSS_DIR}/${TARGET_SYS}/include/asm/
	install -d ${CROSS_DIR}/${TARGET_SYS}/include/asm-generic
	cp -R ${WORKDIR}/linux/include/asm-generic/* ${CROSS_DIR}/${TARGET_SYS}/include/asm-generic/

	install -d ${CROSS_DIR}/${TARGET_SYS}/include/gnu \
		   ${CROSS_DIR}/${TARGET_SYS}/include/bits \
		   ${CROSS_DIR}/${TARGET_SYS}/include/rpcsvc
	install -m 0644 ${S}/include/gnu/stubs.h ${CROSS_DIR}/${TARGET_SYS}/include/gnu/
	install -m 0644 ${B}/bits/stdio_lim.h ${CROSS_DIR}/${TARGET_SYS}/include/bits/
	install -m 0644 misc/syscall-list.h ${CROSS_DIR}/${TARGET_SYS}/include/bits/syscall.h
	for r in ${rpcsvc}; do
		h=`echo $r|sed -e's,\.x$,.h,'`
		install -m 0644 ${S}/sunrpc/rpcsvc/$h ${CROSS_DIR}/${TARGET_SYS}/include/rpcsvc/
	done

	for i in libc.a libc_pic.a libc_nonshared.a; do
		install ${B}/$i ${CROSS_DIR}/${TARGET_SYS}/lib/
	done
	echo 'GROUP ( libpthread.so.0 libpthread_nonshared.a )' > ${CROSS_DIR}/${TARGET_SYS}/lib/libpthread.so
	echo 'GROUP ( libc.so.6 libc_nonshared.a )' > ${CROSS_DIR}/${TARGET_SYS}/lib/libc.so
}

do_install() {
	oe_runmake install_root=${D} install
	for r in ${rpcsvc}; do
		h=`echo $r|sed -e's,\.x$,.h,'`
		install -m 0644 ${S}/sunrpc/rpcsvc/$h ${D}/${includedir}/rpcsvc/
	done
}

python package_do_split_gconvs () {
	import os
	if (oe.data.getVar('PACKAGE_NO_GCONV', d, 1) == '1'):
		oe.note("package requested not splitting gconvs")
		return

	libdir = oe.data.getVar('libdir', d, 1)
	if not libdir:
		oe.error("libdir not defined")
		return

	gconv_libdir = os.path.join(libdir, "gconv")

	do_split_packages(d, gconv_libdir, file_regex='^(.*)\.so$', output_pattern='glibc-gconv-%s', description='gconv module for character set %s')

	oe.data.setVar('PACKAGES', oe.data.getVar('PACKAGES', d) + ' glibc-gconv', d)
}

# We want to do this indirection so that we can safely 'return'
# from the called function even though we're prepending
python populate_packages_prepend () {
	oe.build.exec_func('package_do_split_gconvs', d)
}

python do_package () {
	if oe.data.getVar('DEBIAN_NAMES', d, 1):
		oe.data.setVar('PKG_glibc', 'libc6', d)
	oe.build.exec_func('package_do_package', d)
}