net-misc/zsync: Fix error: type specifier missing, defaults to int

Closes: https://bugs.gentoo.org/898062
Signed-off-by: Brahmajit Das <brahmajit.xyz@gmail.com>
Closes: https://github.com/gentoo/gentoo/pull/31520
Signed-off-by: Joonas Niilola <juippis@gentoo.org>

net-misc/zsync/files/zsync-0.6.2-musl-off_t-fix.patch

@@ -0,0 +1,16 @@
+diff --git a/libzsync/sha1.h b/libzsync/sha1.h
+index 3946505..8840570 100644
+--- a/libzsync/sha1.h
++++ b/libzsync/sha1.h
+@@ -11,9 +11,10 @@
+ 
+ #include "config.h"
+ 
+-#ifdef HAVE_INTTYPES_H
++#if defined(HAVE_INTTYPES_H) && defined(__GLIBC__)
+ #include <inttypes.h>
+ #else
++#include <stdint.h>
+ #include <sys/types.h>
+ #endif
+ 

net-misc/zsync/zsync-0.6.2-r3.ebuild

@@ -0,0 +1,49 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools
+
+ZLIB_PV=1.2.3
+ZLIB_P="zlib-${ZLIB_PV}"
+
+DESCRIPTION="Partial/differential file download client over HTTP using the rsync algorithm"
+HOMEPAGE="http://zsync.moria.org.uk/"
+SRC_URI="
+	http://zsync.moria.org.uk/download/${P}.tar.bz2
+	http://www.gzip.org/zlib/${ZLIB_P}.tar.bz2
+	http://www.zlib.net/${ZLIB_P}.tar.bz2"
+ZLIB_S="${WORKDIR}/${ZLIB_P}"
+
+LICENSE="Artistic-2"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~ppc ~ppc64 ~x86"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.6.2-musl-off_t-fix.patch
+)
+
+src_prepare() {
+	default
+	# Move old zlib-1.2.11 out the way
+	mv "${S}"/zlib zlib-1.2.11-modified || die
+
+	cd "${ZLIB_S}" || die
+	# I am not sure how many other zlib patches we will need to port as well
+	# This covers the security vuln in 1.2.11
+	eapply "${FILESDIR}"/${P}-${ZLIB_P}-support.patch
+	rm Makefile || die
+
+	cd "${S}" || die
+	cp -a "${ZLIB_S}" "${ZLIB_P}-modified" || die
+	ln -s "${ZLIB_P}-modified" zlib || die
+
+	eautoreconf
+}
+
+src_install() {
+	dobin zsync zsyncmake
+	dodoc NEWS README
+	doman doc/zsync.1 doc/zsyncmake.1
+}