#!/bin/sh
#
# Copyright (c) 2019-2021 David Demelier <markand@malikania.fr>
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#

PKGNAME=musl
PKGVERSION=1.2.2
PKGREVISION=1
PKGLICENSE="MIT"
PKGSUMMARY="a new lightweight, fast, simple, free and correct C library"
PKGDOWNLOAD="https://www.musl-libc.org/releases/$PKGNAME-$PKGVERSION.tar.gz"
PKGOPTIONS="STATIC"
PKGDEPENDS="linux-headers:build"

: ${CC:=clang}
: ${CFLAGS:=-O2}
: ${STATIC:=no}

if [ "$STATIC" = "yes" ]; then
	with_static="--disable-shared"
else
	case $(vpk arch) in
	aarch64)
		lib="lib/ld-musl-aarch64.so.1"
		;;
	amd64)
		lib="lib/lib/ld-musl-x86_64.so.1"
		;;
	esac

	PKGPRESERVE="lib/libc.so $lib"
fi

build()
{
	rm -rf $PKGNAME-$PKGVERSION
	tar -xvf $PKGNAME-$PKGVERSION.tar.gz
	cd $PKGNAME-$PKGVERSION

	CC="$CC" \
	CFLAGS="$CFLAGS" \
	./configure \
		--prefix= \
		$with_static
	make \
		AR=llvm-ar \
		RANLIB=llvm-ranlib \
		DESTDIR=$DESTDIR \
		all install

	if [ "$STATIC" != "yes" ]; then
		mkdir -p $DESTDIR/bin
		ln -sf /$lib $DESTDIR/bin/ldd
	fi

	cd ..
	rm -rf $PKGNAME-$PKGVERSION
}