# Contributor: William Pitcock <nenolod@dereferenced.org>
# Maintainer: Timo Teräs <timo.teras@iki.fi>
pkgname=musl
pkgver=1.1.0
pkgrel=1
pkgdesc="the musl c library (libc) implementation"
url="http://www.musl-libc.org/"
arch="all"
license="MIT"
depends=""
depends_dev="!uclibc-dev"
makedepends="$depends_dev"
install=""
subpackages="$pkgname-dev $pkgname-utils"
[ "${CTARGET#*musl}" = "$CTARGET" ] && subpackages="$subpackages musl-gcc:crosstool"
source="http://www.musl-libc.org/releases/musl-$pkgver.tar.gz
	1001-add-basic-dns-record-parsing-functions.patch
	1002-reimplement-if_nameindex-and-getifaddrs-using-netlin.patch

	getopt_long.c
	__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

	# use GNU compatible getopt() from BSD
	rm -f src/misc/getopt*.c
	cp "$srcdir"/getopt_long.c src/misc/

	# remove libintl wrappers that we don't want
	rm src/locale/intl.c include/libintl.h
}

install_sysroot_headers() {
	cd "$_builddir"
	if [ -z "${CBUILDROOT}" ]; then
		echo "CBUILDROOT not must be set!"
		return 1
	fi
	case "$CARCH" in
	arm*) ARCH="arm" ;;
	x86) ARCH="i386" ;;
	x86_64) ARCH="x86_64" ;;
	esac
	make ARCH="$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 (will be upstream change)
	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
}

utils() {
	replaces="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 \
		"$subpkgdir"/usr/bin
	cat <<EOF > "$subpkgdir"/sbin/ldconfig
#!/bin/sh
exit 0
EOF
}

crosstool() {
	mkdir -p "$subpkgdir"/usr/bin "$subpkgdir"/usr/lib
	mv "$pkgdir"/usr/bin/musl-gcc "$subpkgdir"/usr/bin
	mv "$pkgdir"/usr/lib/musl-gcc.specs "$subpkgdir"/usr/lib
	find "$pkgdir" -type d -delete 2>/dev/null
}

md5sums="c2118c3b6afc77f46a0b23a38a8c3080  musl-1.1.0.tar.gz
a3810683ef61ac27e2f6ec9801280c81  1001-add-basic-dns-record-parsing-functions.patch
83c3bd2a50b1de5ef948704d3f4e0583  1002-reimplement-if_nameindex-and-getifaddrs-using-netlin.patch
61c6c1e84ed1df82abbe6d75e90cf21c  getopt_long.c
0df687757221bbb0fc1aa67f1bd646f9  __stack_chk_fail_local.c
abf2cfea8e8cbca6a8f76e0cf33bbdf4  getconf.c
2b941c4251cac44988a4abfc50e21267  getent.c
170ce44d0eca4bcfebdf402f21af5f71  iconv.c"
sha256sums="de1b43019e5361d7577e5e0213e9dde591853e9da5d4a7cd75e2e0d78bf60820  musl-1.1.0.tar.gz
758390768b1bc4159d56908ca332b9640cd0552ed3b4b2b8d4a6d499c54c11a1  1001-add-basic-dns-record-parsing-functions.patch
1c25880095e869b827f02997e864fdf4bf157a4e923e52d97dbd05e657aedb70  1002-reimplement-if_nameindex-and-getifaddrs-using-netlin.patch
d9b644ec20bc33e81a7c52b9fcf7973d835923a69faf50f03db45534b811bd96  getopt_long.c
299a7d75a09de3e2e11e7fb4acc3182e4a14e868093d2f30938fce9bfcff13da  __stack_chk_fail_local.c
50ad8fa30434cdfc23107a1df1cb3274a6263f3531bc4db870c0a86192507737  getconf.c
68373a55e89ce85c562d941ccf588337d6cc6c9c17689d695f65cd7607134bbe  getent.c
c24f1da0bdb201d0689efcf257d2146209cb036c313436d76ca80984ace01b0c  iconv.c"
sha512sums="72dab085fa56a2f02d407074b9a4c1d409624df74924ed385b174a767113aa0a4112bd22d3eaf465b31a14b8e60a15997d6042421994673977de306ee8738b3d  musl-1.1.0.tar.gz
dad965258daf69371b844f76bfe5a914b0eca0ca76f3fc340b8fd7acf598b5f87bbe6d68b1f43ed0293ee0ed3bfd85d5173ccc169aa6265646248d5b8a906708  1001-add-basic-dns-record-parsing-functions.patch
72cf33738d2cf31f6ec02312bc494d754c17470b519172bb8bd7e2e29ac3b119023088a2b3fbc0dbc2fddd0078ccbae62096106cae361f8c31d6a9950043af25  1002-reimplement-if_nameindex-and-getifaddrs-using-netlin.patch
140f3f20d30bd95ebce8c41b8cc7f616c6cbedf4ea06c729c21014e74f6043796825cc40ebc5180620ea38173afdba23f09ebf6d8b11fa05440b14d23764fca9  getopt_long.c
062bb49fa54839010acd4af113e20f7263dde1c8a2ca359b5fb2661ef9ed9d84a0f7c3bc10c25dcfa10bb3c5a4874588dff636ac43d5dbb3d748d75400756d0b  __stack_chk_fail_local.c
2cd55186c01877d50ea2e157633cad44dc49c989b856ae3da6361a040043ff3470bb46354b889e430d618759fcc493db09eeb611ce5211d7a2e92497444a1f38  getconf.c
b35de9847353b273516162ed4828a810c6130fc5b7de44ee4433003b3f99647b25792d9b1c40dfc67069add11f3fb850e5c35d4f1912dccac108059bbbdfd5a2  getent.c
cef7a6c35c909c70f49935cc84d9e675ff7b63979c222e08f3a70e3f7792607c73f28e8048d61c89f34e13b0144e79e374b73d1727419f6b7c98471c2c338077  iconv.c"