# Contributor: William Pitcock <nenolod@dereferenced.org>
# Maintainer: Timo Teräs <timo.teras@iki.fi>
pkgname=musl
pkgver=1.1.10
pkgrel=3
pkgdesc="the musl c library (libc) implementation"
url="http://www.musl-libc.org/"
arch="all"
license="MIT"
depends=""
depends_dev="!uclibc-dev"
makedepends="$depends_dev"
subpackages="$pkgname-dev $pkgname-utils $pkgname-dbg libc6-compat:compat"
source="http://www.musl-libc.org/releases/musl-$pkgver.tar.gz
	0001-fix-uselocale-locale_t-0-to-not-modify-locale.patch
	0002-ns_parse.c-fix-ns_skiprr.patch
	0003-handle-loss-of-syslog-socket-connection.patch
	0004-fix-missing-synchronization-in-atomic-store-on-i386-.patch
	0005-mitigate-vsz-explotion.patch

	ldconfig
	__stack_chk_fail_local.c
	getconf.c
	getent.c
	iconv.c
	"

_builddir="$srcdir"/musl-$pkgver
prepare() {
	local i
	cd "$_builddir"
	for i in $source; do
		case $i in
		*.patch) msg $i; patch -p1 -i "$srcdir"/$i || return 1;;
		esac
	done
}

install_sysroot_headers() {
	cd "$_builddir"
	if [ -z "${CBUILDROOT}" ]; then
		echo "CBUILDROOT not must be set!"
		return 1
	fi
	case "$CARCH" in
	arm*) ARCH="arm" ;;
	x86) ARCH="i386" ;;
	x86_64) ARCH="x86_64" ;;
	mips*) ARCH="mips" ;;
	esac
	make ARCH="$ARCH" prefix=/usr DESTDIR="${CBUILDROOT}" install-headers || return 1
}

build() {
	cd "$_builddir"

	# provide minimal libssp_nonshared.a so we don't need libssp from gcc
	${CROSS_COMPILE}gcc $CPPFLAGS $CFLAGS -c "$srcdir"/__stack_chk_fail_local.c -o __stack_chk_fail_local.o || return 1
	${CROSS_COMPILE}ar r libssp_nonshared.a __stack_chk_fail_local.o || return 1

	# getconf/getent/iconv
	local i
	for i in getconf getent iconv ; do
		${CROSS_COMPILE}gcc $CPPFLAGS $CFLAGS "$srcdir"/$i.c -o $i || return 1
	done

	# note: not autotools
	LDFLAGS="$LDFLAGS -Wl,-soname,libc.musl-${CARCH}.so.1" \
	./configure \
		--host=$CHOST \
		--prefix=/usr \
		--sysconfdir=/etc \
		--mandir=/usr/share/man \
		--infodir=/usr/share/info \
		--localstatedir=/var \
		|| return 1
	make || return 1
}

package() {
	cd "$_builddir"
	make DESTDIR="$pkgdir" install || return 1
	rm -f "$pkgdir"/usr/lib/*.la

	cp libssp_nonshared.a "$pkgdir"/usr/lib || return 1

	# make LDSO the be the real file, and libc the symlink
	local LDSO=$(make -f Makefile --eval "$(echo -e 'print-ldso:\n\t@echo $$(basename $(LDSO_PATHNAME))')" print-ldso)
	mv -f "$pkgdir"/usr/lib/libc.so "$pkgdir"/lib/"$LDSO" || return 1
	ln -sf "$LDSO" "$pkgdir"/lib/libc.musl-${CARCH}.so.1 || return 1
	ln -sf ../../lib/"$LDSO" "$pkgdir"/usr/lib/libc.so || return 1
	mkdir -p "$pkgdir"/usr/bin
	ln -sf ../../lib/"$LDSO" "$pkgdir"/usr/bin/ldd || return 1

	# remove libintl.h, currently we don't want by default any NLS
	# and use GNU gettext where needed. the plan is to migrate to
	# musl gettext() later on as fully as possible.
	rm "$pkgdir"/usr/include/libintl.h || return 1
}

utils() {
	depends="!uclibc-utils scanelf"
	replaces="libiconv uclibc-utils"
	license="MIT BSD GPL2+"

	mkdir -p "$subpkgdir"/usr/bin "$subpkgdir"/sbin
	mv "$pkgdir"/usr/bin/ldd "$subpkgdir"/usr/bin
	find "$pkgdir" -type d -delete 2>/dev/null
	install -D \
		"$_builddir"/getent \
		"$_builddir"/getconf \
		"$_builddir"/iconv \
		"$subpkgdir"/usr/bin

	install -D -m755 "$srcdir"/ldconfig "$subpkgdir"/sbin
}

compat() {
	pkgdesc="compatibility libraries for glibc"

	case "$CARCH" in
	arm*) _ld="ld-linux-armhf.so.3" ;;
	x86) _ld="ld-linux.so.2" ;;
	x86_64) _ld="ld-linux-x86-64.so.2" ;;
	mips*) _ld="ld.so.1" ;;
	esac

	mkdir -p "$subpkgdir"/lib
	ln -sf "/lib/libc.musl-${CARCH}.so.1" "$subpkgdir/lib/$_ld"

	for i in libc.so.6 libm.so.6 libpthread.so.0 librt.so.1 libutil.so.1; do
		ln -sf "/lib/libc.musl-${CARCH}.so.1" "$subpkgdir/lib/$i"
	done
}

md5sums="fc30892ee582c91920505bbd0021049f  musl-1.1.10.tar.gz
787a1c3661a0fcf887ec0d3c4550e90b  0001-fix-uselocale-locale_t-0-to-not-modify-locale.patch
b468a4063182bc08d6d100075067d7fe  0002-ns_parse.c-fix-ns_skiprr.patch
ccf33ac806e1152b14316eadbb667fb3  0003-handle-loss-of-syslog-socket-connection.patch
14dd2ac16696f3bd894ffd8ce2e5ea15  0004-fix-missing-synchronization-in-atomic-store-on-i386-.patch
4b5d01740934c549173ef89575b70f97  0005-mitigate-vsz-explotion.patch
830d01f7821b978df770b06db3790921  ldconfig
0df687757221bbb0fc1aa67f1bd646f9  __stack_chk_fail_local.c
57ef2c63b9ec6a2041694ace97d4ffa2  getconf.c
2b941c4251cac44988a4abfc50e21267  getent.c
45f92f8d59cf84d765de698a9578dbf4  iconv.c"
sha256sums="45bbe9b1c7f7a0f743477af1e103b6889bfe4dd9815e16f6c89f6c90831c8b7c  musl-1.1.10.tar.gz
af5821fd50ad1587a9ef8117dc1e121cdda573f623286c6af4793e999afe840f  0001-fix-uselocale-locale_t-0-to-not-modify-locale.patch
8b16b8bb3eef89c799aed85caf3f495abd00bbbba1819a5feeede781040296da  0002-ns_parse.c-fix-ns_skiprr.patch
624aeae194332de57c525306f00cc513a7708eff065fce75fe176645aa1c4062  0003-handle-loss-of-syslog-socket-connection.patch
aca83a914e90d9d1dbf8584fd00363301d453e324477e705dc3086ba00db2fb5  0004-fix-missing-synchronization-in-atomic-store-on-i386-.patch
b33c02f11b8ec1aad49bc054b1a52486077156dd7d91d3b68108f7e1cb6c53ac  0005-mitigate-vsz-explotion.patch
b4a2c06db38742e8c42c3c9838b285a7d8cdac6c091ff3df5ff9a15f1e41b9c7  ldconfig
299a7d75a09de3e2e11e7fb4acc3182e4a14e868093d2f30938fce9bfcff13da  __stack_chk_fail_local.c
d87d0cbb3690ae2c5d8cc218349fd8278b93855dd625deaf7ae50e320aad247c  getconf.c
68373a55e89ce85c562d941ccf588337d6cc6c9c17689d695f65cd7607134bbe  getent.c
f79a2930a2e5bb0624321589edf8b889d1e9b603e01e6b7ae214616605b3fdd7  iconv.c"
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b35de9847353b273516162ed4828a810c6130fc5b7de44ee4433003b3f99647b25792d9b1c40dfc67069add11f3fb850e5c35d4f1912dccac108059bbbdfd5a2  getent.c
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