# Contributor: William Pitcock <nenolod@dereferenced.org>
# Maintainer: Timo Teräs <timo.teras@iki.fi>
pkgname=musl
pkgver=0.9.14
pkgrel=1
pkgdesc="the musl c library (libc) implementation"
url="http://www.musl-libc.org/"
arch="all"
license="MIT"
depends=""
depends_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
	add-rfc3678-mcast-structs.patch
	workaround-gcc-pr58245.patch
	getopt_long.c
	__stack_chk_fail_local.c
	getent
	"

_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/
}

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

	# 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() {
	mkdir -p "$subpkgdir"/usr/bin
	mv "$pkgdir"/usr/bin/ldd "$subpkgdir"/usr/bin
	find "$pkgdir" -type d -delete 2>/dev/null
	install -D "$srcdir"/getent "$subpkgdir"/usr/bin/getent
}

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="bfb685695aa942e64c63170589e575b2  musl-0.9.14.tar.gz
dcdded62320e3aa2a550058a75bc9c6e  add-rfc3678-mcast-structs.patch
7a09c5cd7b3e9532e6902f54a5e928bb  workaround-gcc-pr58245.patch
61c6c1e84ed1df82abbe6d75e90cf21c  getopt_long.c
0df687757221bbb0fc1aa67f1bd646f9  __stack_chk_fail_local.c
ef81489a6258501cf45db58dfc6d5211  getent"
sha256sums="982e9de1287cf95f9aa526adba008660d8885bfccc41faf5c613ea47f1922872  musl-0.9.14.tar.gz
6e8c4fe897c88e4b8f5654766cdaa5d14a0bfa51f28518b53cba2628ca700cdb  add-rfc3678-mcast-structs.patch
45d6efda7450809e4e68f6e951431dcadf6cb7f0260930d50a9f1a8667aca49f  workaround-gcc-pr58245.patch
d9b644ec20bc33e81a7c52b9fcf7973d835923a69faf50f03db45534b811bd96  getopt_long.c
299a7d75a09de3e2e11e7fb4acc3182e4a14e868093d2f30938fce9bfcff13da  __stack_chk_fail_local.c
d6996273f5aaaed429058257e4646b243d9e3a4d8609522f802762453f5be4cb  getent"
sha512sums="e5c3f7b1549dc2f9cbd3359cc413f761d5967607c23705f651c33d0ae93f00582193a41fe1f87158467d58d8eba2d7c09e0fe2f2b2c02c1dda78eee1a4cecff6  musl-0.9.14.tar.gz
72789ddf7018bb0878cb1f9c8a47d7b371a9a3e1c58693090d518bf1cc0d26e4edda3e3a405b2ddcdfb06f05a94eb4a358d9e26f742702be891a6578673a0369  add-rfc3678-mcast-structs.patch
69ad3fc851b44f33dd7c98b83fd0adbd149b37263d17b989f4d7338ee0703dfe8994f4299744e2509492300227d652de6f21b6cdba9b633fcefd3d9f7ca0cf20  workaround-gcc-pr58245.patch
140f3f20d30bd95ebce8c41b8cc7f616c6cbedf4ea06c729c21014e74f6043796825cc40ebc5180620ea38173afdba23f09ebf6d8b11fa05440b14d23764fca9  getopt_long.c
062bb49fa54839010acd4af113e20f7263dde1c8a2ca359b5fb2661ef9ed9d84a0f7c3bc10c25dcfa10bb3c5a4874588dff636ac43d5dbb3d748d75400756d0b  __stack_chk_fail_local.c
4d92f934d760cf5157d80f19fd766be6b673c65317229b32ac824d9d192f6abcc414e2382b2416dfd5c2f757b46ced98c18e4762bf91f5a48647e0ee61813b06  getent"