dev-scheme/guile: fix 3.0.7 build with glibc-2.34

Not needed for earlier versions, it seems.

Closes: https://bugs.gentoo.org/823461
Signed-off-by: Sam James <sam@gentoo.org>

dev-scheme/guile/Manifest

@@ -2,4 +2,5 @@ DIST guile-1.8.8.tar.gz 3956654 BLAKE2B 4820d635ac2c57526c0c03f3e0e6e4ac4276533e
 DIST guile-2.0.14.tar.gz 7823099 BLAKE2B e7fa5a4ca19dc4adfcc151350b0ed4e211b8470b0d12f65451697a818c3139a4a5992a019bd213114748230cb15ec755d1af70d42b901230854915c0ee7b05de SHA512 d69c9bdf589fedcc227f3203012f6ed11c327cef3a0147d8e016fe276abecdb4272625efe1d0c7aa68219fe8f29bbced44089a4b479e4eafe01976c6b2b83633
 DIST guile-2.2.6.tar.gz 18132818 BLAKE2B 9c2f7737d74d9e56bd9e3f42f287f6b48d9e381dff44ca3ad176ad64adf9b0d200c0b8d34a41e34b15ecf24fa28ddccaa9b033cead25583ff9984b5b7c09ced5 SHA512 6a9264c2e10def5e69a0e755fb28a5f09b98bc202660d742b0ee144d4f486b049dcbce8bcece79c3af9421d43df6eca36adf82798520f75b09303f5e8c2092af
 DIST guile-2.2.7.tar.gz 18129833 BLAKE2B 03c88d753f83e5a797f12808b7b053c9cf6c51f87fb8f3c3db89e54528aafb0e54de2eb951cc622e98fada82a558932bb074a8e739f4175144d4b06ba42f7d60 SHA512 ad11885ffeb7655ef6c8543e67233992dc37bdcf91ed82188e6a144169c6b7d4e31cf7a6d01509c573d00904cb002719b851f71cdf1359a86de401daf613d773
+DIST guile-3.0.7-gnulib-glibc-2.34.patch.bz2 60359 BLAKE2B b21adb981d4242c62b3038f14cf2048fdd5fd1aa00aae937cab6e9b6dfa1331adff1291484bb7f39ddf8e93159fd0c424dc6e4d83fce0083daa6eb661b651cfe SHA512 be2985b41cd567a549ba96dedda2a24355be40a5aad408a7f0593b6e6c02c9719ead27463a786736501ed26c01c65f9a403160b2bd1660d60d6fd4932c92f095
 DIST guile-3.0.7.tar.gz 21878396 BLAKE2B 4fae35e21e7f7b47ae9b4cdbafd3b2f660ec4844f838c7eef023b307963b8e92bc30698bd85954523f8fb67edee8de44d19004eb288d3d6656c962e5cb57dc8b SHA512 d7b159e109fd4a08231ef9b961376e71c2872f08d47d82896d96ccac250f5677b35be9a8ce3b9a758bd2ed78d6451e4fdd844408a1baf684256d9bfa09999f3f

dev-scheme/guile/guile-3.0.7-r1.ebuild

@@ -0,0 +1,85 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit autotools
+
+MAJOR="3.0"
+DESCRIPTION="GNU Ubiquitous Intelligent Language for Extensions"
+HOMEPAGE="https://www.gnu.org/software/guile/"
+SRC_URI="mirror://gnu/guile/${P}.tar.gz"
+SRC_URI+=" https://dev.gentoo.org/~sam/distfiles/${CATEGORY}/${PN}/${P}-gnulib-glibc-2.34.patch.bz2"
+
+LICENSE="LGPL-3+"
+SLOT="12/3.0-1" # libguile-2.2.so.1 => 2.2-1
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
+IUSE="debug debug-malloc +deprecated +jit +networking +nls +regex +threads" # upstream recommended +networking +nls
+REQUIRED_USE="regex" # workaround for bug 596322
+RESTRICT="strip"
+
+RDEPEND="
+	>=dev-libs/boehm-gc-7.0:=[threads?]
+	dev-libs/gmp:=
+	dev-libs/libffi:=
+	dev-libs/libunistring:0=
+	sys-libs/ncurses:0=
+	sys-libs/readline:0=
+	virtual/libcrypt:="
+DEPEND="${RDEPEND}"
+BDEPEND="
+	virtual/pkgconfig
+	sys-devel/libtool
+	sys-devel/gettext"
+
+PATCHES=(
+	"${FILESDIR}/${PN}-2.2.3-gentoo-sandbox.patch"
+	"${WORKDIR}/${P}-gnulib-glibc-2.34.patch"
+)
+
+DOCS=( GUILE-VERSION HACKING README )
+
+src_prepare() {
+	default
+
+	# Needed for the glibc-2.34 gnulib patch, can drop later
+	eautoreconf
+}
+
+src_configure() {
+	# see bug #676468
+	mv prebuilt/32-bit-big-endian{,.broken} || die
+
+	econf \
+		--disable-error-on-warning \
+		--disable-rpath \
+		--disable-static \
+		--enable-posix \
+		--without-libgmp-prefix \
+		--without-libiconv-prefix \
+		--without-libintl-prefix \
+		--without-libreadline-prefix \
+		--without-libunistring-prefix \
+		$(use_enable debug guile-debug) \
+		$(use_enable debug-malloc) \
+		$(use_enable deprecated) \
+		$(use_enable jit) \
+		$(use_enable networking) \
+		$(use_enable nls) \
+		$(use_enable regex) \
+		$(use_with threads)
+}
+
+src_install() {
+	default
+
+	# From Novell
+	# https://bugzilla.novell.com/show_bug.cgi?id=874028#c0
+	dodir /usr/share/gdb/auto-load/$(get_libdir)
+	mv "${ED}"/usr/$(get_libdir)/libguile-*-gdb.scm "${ED}"/usr/share/gdb/auto-load/$(get_libdir) || die
+
+	# necessary for registering slib, see bug 206896
+	keepdir /usr/share/guile/site
+
+	find "${D}" -name '*.la' -delete || die
+}