DESCRIPTION = "GNU C Library"
LICENSE = "LGPL"
SECTION = "libs"
PRIORITY = "required"
MAINTAINER = "Chris Larson <kergoth@handhelds.org>"

# We want to select whether we're building a uclibc or glibc system and
# perform provides accordingly.  We want to trigger on the original
# TARGET_VENDOR setting, so we must do this before changing it.
def target_is_uclibc(d):
    import oe
    if (oe.data.getVar('TARGET_VENDOR', d, 1) == '-uclibc'):
        return 1
    return 0
def cond_provides(d):
    import oe
    if not target_is_uclibc(d):
        return 'virtual/libc'
    return ''
def cond_packages(d):
    import oe
    if not target_is_uclibc(d):
        return 'glibc glibc-dev glibc-doc glibc-i18n glibc-locale'
    oe.data.setVar('PACKAGE_NO_LOCALE', '1', d)
    oe.data.setVar('PACKAGE_NO_GCONV', '1', d)
    return 'glibc-compat'
PROVIDES := "${@cond_provides(d)}"
PACKAGES := "${@cond_packages(d)}"

# When target is not a uclibc system, do a compat-only package
FILES_${PN}-compat = "${libdir}/lib*.so.* /lib/*.so*"

# This will ONLY build to this target (we override it incase we're buliding
# the world for a uclibc system)
TARGET_VENDOR = ""
TARGET_SYS = "${TARGET_ARCH}${TARGET_VENDOR}-${TARGET_OS}"
TARGET_PREFIX = "${TARGET_SYS}-"

DEPENDS = "virtual/${TARGET_PREFIX}gcc-initial"

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

#	 file://${FILESDIR}/dyn-ldconfig.diff;patch=1;pnum=0
#	  file://${FILESDIR}/glibcbug.patch;patch=1;pnum=0
#	  file://${FILESDIR}/nptl-pthread-once.patch;patch=1;pnum=1
#	  file://${FILESDIR}/50_glibc232-hppa-full-nptl-2003-10-22.patch;patch=1;pnum=1
#	  file://${FILESDIR}/alpha-crti.patch;patch=1;pnum=1
#	  file://${FILESDIR}/glibc-make-check-perms.patch;patch=1;pnum=0
# This patch is needed for builds against recent 2.5/2.6 kernel headers:
SRC_URI = "ftp://ftp.gnu.org/gnu/glibc/glibc-${PV}.tar.gz \
	   ftp://ftp.gnu.org/pub/gnu/glibc/glibc-linuxthreads-2.3.2.tar.gz \
	   http://www.uclibc.org/downloads/toolchain/kernel-headers-2.4.25.tar.bz2 \
	   file://${FILESDIR}/noinfo.patch;patch=1 \
	   file://${FILESDIR}/10_cvs.patch;patch=1 \
	   file://${FILESDIR}/arm-ioperm.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/glibc-i686-timing.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/makeconfig.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/locale-es_AR.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/ldconfig.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/ldd.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/fhs-linux-paths.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc22-nss-upgrade.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc22-eo_EO.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc22-m68k-compat.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc22-m68k-fpic.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc22-locales.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/sparc64-fixups.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc22-ttyname-devfs.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/powerpc-sysconf.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/arm-no-hwcap.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/locales-stuff.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/librt-mips.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/glibc23-ctype-compat.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-hppa-Rminkernel.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/glibc23-function-compat.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-errno.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-asserth-decls.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/alpha-pic.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/glibc23-cmov.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/libgcc-compat-all.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/locales-supported.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/libgcc-compat-other.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/s390-tls.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/hurd-enable-ldconfig.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/30_glibc232-base.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/sparcv8-target.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/50_glibc232-arm-dwarf2-buildfix.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/50_glibc232-m68k-dwarf2-buildfix.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/arm-output-format.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/pthread-cleanup.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/glibc-${PV}-ldconfig-tls.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-mips-msq.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/glibc23-libio-compat.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/80_glibc232-locales-nb_NO-fix.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/ldso-disable-hwcap.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/11_shlib-lds.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-version-sanity.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-sse-oldkernel.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-sparc-pread64.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/glibc23-powerpc-sigcontext.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/hppa-syscall.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/glibc23-errno-hack.patch;patch=1;pnum=1 \
	   file://${FILESDIR}/90_glibc232-statvfs.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/90_glibc232-timezones.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/arm-memcpy.patch;patch=1;pnum=0 \
	   file://${FILESDIR}/arm-longlong.patch;patch=1;pnum=0"

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

inherit autotools

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

glibcbuild_do_unpack () {
	mv "${WORKDIR}/linuxthreads" "${WORKDIR}/linuxthreads_db" "${S}/"
# 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 () {
	touch ${S}/sysdeps/${TARGET_ARCH}/framestate.c
	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() {
	oe_runmake 'install_root=${STAGING_DIR}/${HOST_SYS}' \
		   'includedir=/include' 'libdir=/lib' 'slibdir=/lib' \
		   '${STAGING_LIBDIR}/libc-${PV}.so' '${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}/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

	oe_runmake 'install_root=${CROSS_DIR}/${TARGET_SYS}' \
		   'includedir=/include' 'libdir=/lib' 'slibdir=/lib' \
		   '${CROSS_DIR}/${TARGET_SYS}/lib/libc-${PV}.so' \
		   '${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/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
	def do_split(root, pattern, format, description, postinst):
		dvar = oe.data.getVar('D', d, 1)
		if not dvar:
			oe.error("D not defined")
			return

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

		if postinst:
			postinst = '#!/bin/sh\n' + postinst
		objs = os.listdir(dvar + root)
		mainpkg = oe.data.getVar('PKG_' + packages[0], d) or packages[0]
		for o in objs:
			import re
			m = re.match(pattern, o)
			if not m:
				continue
			on = m.group(1).lower().replace('_', '+').replace('@', '+')
			pkg = format % on
			packages.append(pkg)
			oe.data.setVar('FILES_' + pkg, os.path.join(root, o), d)
			oe.data.setVar('RDEPENDS_' + pkg, mainpkg, d)
			oe.data.setVar('DESCRIPTION_' + pkg, description % on, d)
			if postinst:
				oe.data.setVar('pkg_postinst_' + pkg, postinst, d)

		oe.data.setVar('PACKAGES', ' '.join(packages), d)

	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(gconv_libdir, '^(.*)\.so$', 'glibc-gconv-%s', 'gconv module for character set %s', None)

	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)
}