# Contributor: William Pitcock <nenolod@dereferenced.org>
# Maintainer: Timo Teräs <timo.teras@iki.fi>
pkgname=musl
pkgver=1.1.16
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 $pkgname-dbg libc6-compat:compat:noarch"
case "$BOOTSTRAP" in
nocc)	pkgname="musl-dev"; subpackages="";;
nolibc) ;;
*)	subpackages="$subpackages $pkgname-utils";;
esac
source="http://www.musl-libc.org/releases/musl-$pkgver.tar.gz
	0001-fix-strftime-y-for-negative-years.patch
	0002-make-globfree-safe-after-failed-glob-from-over-lengt.patch
	0003-reduce-impact-of-REG_-namespace-pollution-in-x86-_64.patch
	0004-fix-getopt-_long-clobbering-of-optopt-on-success.patch
	0005-treat-base-1-as-an-error-in-strtol-family-functions.patch
	0006-fix-crash-from-corrupted-tls-module-list-after-faile.patch
	0007-add-s390x-dlsym.patch
	0008-fix-ld-behavior-dependent-crash-in-ppc64-ldso-startu.patch

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

# secfixes:
#   1.1.15-r4:
#     - CVE-2016-8859

builddir="$srcdir"/musl-$pkgver

build() {
	cd "$builddir"

	[ "$BOOTSTRAP" = "nocc" ] && return 0

	# 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

	if [ "$BOOTSTRAP" != "nolibc" ]; then
		# 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
	fi

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

package() {
	cd "$builddir"

	if [ "$BOOTSTRAP" = "nocc" ]; then
		case "$CARCH" in
		aarch64*)	ARCH="aarch64" ;;
		arm*)		ARCH="arm" ;;
		x86)		ARCH="i386" ;;
		x86_64)		ARCH="x86_64" ;;
		ppc)		ARCH="powerpc" ;;
		ppc64*)		ARCH="powerpc64" ;;
		s390*)		ARCH="s390x" ;;
		mips*)		ARCH="mips" ;;
		esac

		make ARCH="$ARCH" prefix=/usr DESTDIR="$pkgdir" install-headers || return 1
	else
		make DESTDIR="$pkgdir" install || return 1

		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 || return 1
		ln -sf ../../lib/"$LDSO" "$pkgdir"/usr/bin/ldd || return 1
	fi

	# 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 "$subpkgdir"/usr "$subpkgdir"/sbin
	mv "$pkgdir"/usr/bin "$subpkgdir"/usr/ || return 1

	install -D \
		"$builddir"/getent \
		"$builddir"/getconf \
		"$builddir"/iconv \
		"$subpkgdir"/usr/bin

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

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

	mkdir -p "$subpkgdir"/lib
	case "$CARCH" in
	arm*) _ld="ld-linux-armhf.so.3" ;;
	x86) _ld="ld-linux.so.2" ;;
	x86_64) _ld="ld-linux-x86-64.so.2"
		# go precompiled binary uses /lib64/ld-linux-x86-64.so.2
		# so we add a symlink
		ln -s lib "$subpkgdir"/lib64
		;;
	mips* | s390*) _ld="ld.so.1" ;;
	esac
	ln -sf "/lib/libc.musl-${CARCH}.so.1" "$subpkgdir/lib/$_ld"

	for i in libc.so.6 libcrypt.so.1 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
}

sha512sums="47c00e50b7605102fb4aebe1f9ba9db94d26fac64805f6d744c9c557a05b8a58dff7f9558ff7c8d66b5d7c43740cdc2dd79448bacac47f1414e6ada99c210140  musl-1.1.16.tar.gz
74e95ab3a74513e7a0513e004c376d4055eca0e21162e717dfcab249302a9060d3ac3eb88b562dea14b71b475b4dd2f703e355e2f5050b58891a848c5093c5f6  0001-fix-strftime-y-for-negative-years.patch
04805970e7dc11f84a86df49688f3b7670933860192e99637e189494c261e49b3cce1d80019d69341452062df03d5a349450015076c947296ac4a0d40e5789f4  0002-make-globfree-safe-after-failed-glob-from-over-lengt.patch
61a4f48055aa88cb5f40dd1ea9cc032e372896d7be530f25f17edba3d01706c233bf58a79bddf8952fb6b5d1481f04fac6dd619f4609251874f5a2e1f668f4a0  0003-reduce-impact-of-REG_-namespace-pollution-in-x86-_64.patch
ea103de2721926111510116dedb10e2320715fd20563a342c1dd30f3d1e68049990924b2cf4d03fd9d481ae9488f0e49da5373a79bcec4a8d8c357c64a24751b  0004-fix-getopt-_long-clobbering-of-optopt-on-success.patch
df96c4bd5ff9c197c8aa599948b69716587837de0f298d3adec56077b073e71a49a3c3345e0508cf8a4ed636e3171495bbbdc35435bd8e343c546436f6348359  0005-treat-base-1-as-an-error-in-strtol-family-functions.patch
4dc5cdcab11dee6b62fcb81401a816341e1d802a99e46b072c51575a2c25933354540fe22ae06dcdc85eb9a3cbf7256e7c43aab0e75843846551f9e18bfc39c2  0006-fix-crash-from-corrupted-tls-module-list-after-faile.patch
39eaf56fe30c7098c75c09567a0d990b90c1017c1c2c160017b2d5f41e6503a23d21c7b20bad0186cf3e6fec9fa28ab4f7d655a8382140186c96302f262379fe  0007-add-s390x-dlsym.patch
4018ca56adef65df0041805b9359caba467c7f95fe40cba90dfd32333b7dab180bff519b42f8c56c55eab88a35c040bdf4882e15ce5f6dcf155d545578ab8f7b  0008-fix-ld-behavior-dependent-crash-in-ppc64-ldso-startu.patch
8d3a2d5315fc56fee7da9abb8b89bb38c6046c33d154c10d168fb35bfde6b0cf9f13042a3bceee34daf091bc409d699223735dcf19f382eeee1f6be34154f26f  ldconfig
062bb49fa54839010acd4af113e20f7263dde1c8a2ca359b5fb2661ef9ed9d84a0f7c3bc10c25dcfa10bb3c5a4874588dff636ac43d5dbb3d748d75400756d0b  __stack_chk_fail_local.c
0d80f37b34a35e3d14b012257c50862dfeb9d2c81139ea2dfa101d981d093b009b9fa450ba27a708ac59377a48626971dfc58e20a3799084a65777a0c32cbc7d  getconf.c
378d70e65bcc65bb4e1415354cecfa54b0c1146dfb24474b69e418cdbf7ad730472cd09f6f103e1c99ba6c324c9560bccdf287f5889bbc3ef0bdf0e08da47413  getent.c
9d42d66fb1facce2b85dad919be5be819ee290bd26ca2db00982b2f8e055a0196290a008711cbe2b18ec9eee8d2270e3b3a4692c5a1b807013baa5c2b70a2bbf  iconv.c"