commit:     4d77781e2db7bb8bef7f390c43efc04ba58ff7bb
Author:     Sam James <sam <AT> gentoo <DOT> org>
AuthorDate: Fri Jun 17 02:23:18 2022 +0000
Commit:     Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Fri Jun 17 12:10:06 2022 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=4d77781e

sys-devel/flex: fix segfault when cross-compiling

Temporary workaround until new crossdev is tagged, stabled,
and propagates.

Closes: https://bugs.gentoo.org/705800
Signed-off-by: Sam James <sam <AT> gentoo.org>

 sys-devel/flex/flex-2.6.4-r2.ebuild | 94 +++++++++++++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)

diff --git a/sys-devel/flex/flex-2.6.4-r2.ebuild 
b/sys-devel/flex/flex-2.6.4-r2.ebuild
new file mode 100644
index 000000000000..b1e13e873c6d
--- /dev/null
+++ b/sys-devel/flex/flex-2.6.4-r2.ebuild
@@ -0,0 +1,94 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit flag-o-matic libtool multilib-minimal toolchain-funcs
+
+DESCRIPTION="The Fast Lexical Analyzer"
+HOMEPAGE="https://github.com/westes/flex";
+SRC_URI="https://github.com/westes/${PN}/releases/download/v${PV}/${P}.tar.gz";
+
+LICENSE="FLEX"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 
~riscv ~s390 ~sparc ~x86 ~x64-cygwin ~amd64-linux ~x86-linux ~ppc-macos 
~x64-macos ~sparc-solaris ~sparc64-solaris ~x64-solaris ~x86-solaris"
+IUSE="nls static test"
+RESTRICT="!test? ( test )"
+
+# We want bison explicitly and not yacc in general, bug #381273
+RDEPEND="sys-devel/m4"
+BDEPEND="${RDEPEND}
+       nls? ( sys-devel/gettext )
+       test? ( sys-devel/bison )"
+
+PATCHES=(
+       "${FILESDIR}"/${PN}-2.6.4-libobjdir.patch
+       "${FILESDIR}"/${PN}-2.6.4-fix-build-with-glibc2.6+.patch
+)
+
+src_prepare() {
+       default
+
+       # Disable running in the tests/ subdir as it has a bunch of built 
sources
+       # that cannot be made conditional (automake limitation). bug #568842
+       if ! use test ; then
+               sed -i \
+                       -e '/^SUBDIRS =/,/^$/{/tests/d}' \
+                       Makefile.in || die
+       fi
+
+       # Prefix always needs this
+       elibtoolize
+}
+
+src_configure() {
+       use static && append-ldflags -static
+
+       multilib-minimal_src_configure
+}
+
+multilib_src_configure() {
+       if tc-is-cross-compiler ; then
+               # Similar to workaround for procps:
+               # - bug #705800
+               # - https://sourceforge.net/p/psmisc/bugs/71/
+               # - 
https://lists.gnu.org/archive/html/autoconf/2011-04/msg00019.html
+               export ac_cv_func_malloc_0_nonnull=yes \
+                       ac_cv_func_realloc_0_nonnull=yes
+       fi
+
+       # Do not install shared libs, #503522
+       ECONF_SOURCE="${S}" econf \
+               CC_FOR_BUILD="$(tc-getBUILD_CC)" \
+               --disable-shared \
+               $(use_enable nls)
+}
+
+multilib_src_compile() {
+       if multilib_is_native_abi; then
+               default
+       else
+               emake -C src -f Makefile -f - lib <<< 'lib: $(lib_LTLIBRARIES)'
+       fi
+}
+
+multilib_src_test() {
+       multilib_is_native_abi && emake check
+}
+
+multilib_src_install() {
+       if multilib_is_native_abi; then
+               default
+       else
+               emake -C src DESTDIR="${D}" install-libLTLIBRARIES 
install-includeHEADERS
+       fi
+}
+
+multilib_src_install_all() {
+       einstalldocs
+       dodoc ONEWS
+       find "${ED}" -name '*.la' -type f -delete || die
+       rm "${ED}"/usr/share/doc/${PF}/COPYING || die
+
+       dosym flex /usr/bin/lex
+}

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