Rebase to libffi-3.4.2 and provide compat-libffi3.1

Resolves: #1891914

.gitignore

@@ -3,3 +3,4 @@ libffi-3.0.9.tar.gz
 /libffi-3.0.11.tar.gz
 /libffi-3.0.13.tar.gz
 /libffi-3.1.tar.gz
+/libffi-3.4.2.tar.gz

libffi.spec

@@ -1,22 +1,30 @@
 %bcond_with bootstrap
+# Default: Build compat-libffi3.1.
+%bcond_without compat
 
-%global multilib_arches %{ix86} ppc ppc64 ppc64p7 s390 s390x x86_64
+%global multilib_arches %{ix86} x86_64
 
 Name:		libffi
-Version:	3.1
+Version:	3.4.2
-Release:	29%{?dist}
+Release:	3%{?dist}
 Summary:	A portable foreign function interface library
 License:	MIT
 URL:		http://sourceware.org/libffi
 
-Source0:	ftp://sourceware.org/pub/libffi/libffi-%{version}.tar.gz
+Source0:	https://github.com/libffi/libffi/releases/download/v3.4.2/libffi-3.4.2.tar.gz
 Source1:	ffi-multilib.h
 Source2:	ffitarget-multilib.h
+
+%if %{with compat}
+# Sources and patches required for compat-libffi3.1:
+Source3:	ftp://sourceware.org/pub/libffi/libffi-3.1.tar.gz
 Patch0:	libffi-3.1-fix-include-path.patch
 Patch1:	libffi-3.1-fix-exec-stack.patch
 Patch2: libffi-aarch64-rhbz1174037.patch
 Patch3: libffi-3.1-aarch64-fix-exec-stack.patch
 Patch4: libffi-3.1-libffi_tmpdir.patch
+Patch5: libffi3.1-pkgconfig.patch
+%endif
 
 BuildRequires: make
 BuildRequires: gcc
@@ -52,6 +60,15 @@ layer of a fully featured foreign function interface.  A layer must
 exist above `libffi' that handles type conversions for values passed
 between the two languages.  
 
+%if %{with compat}
+%package -n compat-libffi3.1
+Summary: Compatibility package for libffi transition from 3.1 to 3.4.2.
+
+%description -n compat-libffi3.1
+The compat-libffi3.1 package contains the libffi 3.1 runtime library
+to support the library SONAME transition from 3.1 to 3.4.2. This pacakge
+will eventually be removed once the transition is complete.
+%endif
 
 %package	devel
 Summary:	Development files for %{name}
@@ -62,26 +79,68 @@ Requires:	pkgconfig
 The %{name}-devel package contains libraries and header files for
 developing applications that use %{name}.
 
-
 %prep
+%if %{without compat}
 %setup -q
+%else
+# Setup libffi-3.4.2 and compat-libffi3.1 sources.
+%setup -q -b 3
+%endif
+
+%if %{with compat}
+cd %{_builddir}/libffi-3.1
 %patch0 -p1 -b .fixpath
 %patch1 -p1 -b .execstack
 %patch2 -p1 -b .aarch64
 %patch3 -p1 -b .aarch64execstack
 %patch4 -p1 -b .libffitmpdir
+%patch5 -p1 -b .pkgconfig
+%endif
 
 %build
-%configure --disable-static
+
+# For now we disable the static templates to avoid ghc and
+# gobject-introspection failures:
+# https://gitlab.haskell.org/ghc/ghc/-/issues/20051
+# https://gitlab.gnome.org/GNOME/gobject-introspection/-/merge_requests/283
+# We need to get these fixes into Fedora before we can reeanble them.
+%configure --disable-static --disable-exec-static-tramp
 %make_build
 
+%if %{with compat}
+cd %{_builddir}/libffi-3.1
+%configure --disable-static --includedir=%{_includedir}/libffi3.1
+%make_build
+%endif
+
 %check
 %if %{without bootstrap}
 %make_build check
+%if %{with compat}
+cd %{_builddir}/libffi-3.1
+%make_build check
+%endif
 %endif
 
 %install
 %make_install
+
+%if %{with compat}
+# Install compat-libffi-3.1 files.
+rm -rf $RPM_BUILD_ROOT/libffi-3.1
+mkdir -p $RPM_BUILD_ROOT/libffi-3.1
+cd %{_builddir}/libffi-3.1
+make install DESTDIR=$RPM_BUILD_ROOT/libffi-3.1
+# We only need the shared libraries, license, and README.md.
+mv $RPM_BUILD_ROOT/libffi-3.1/%{_libdir}/libffi.so.6 $RPM_BUILD_ROOT/%{_libdir}
+mv $RPM_BUILD_ROOT/libffi-3.1/%{_libdir}/libffi.so.6.0.2 $RPM_BUILD_ROOT/%{_libdir}
+mkdir -p $RPM_BUILD_ROOT/%{_docdir}/libffi-3.1
+cp %{_builddir}/libffi-3.1/README $RPM_BUILD_ROOT/%{_docdir}/libffi-3.1/README
+mkdir -p $RPM_BUILD_ROOT/%{_datadir}/licenses/libffi-3.1
+cp %{_builddir}/libffi-3.1/LICENSE $RPM_BUILD_ROOT/%{_datadir}/licenses/libffi-3.1/LICENSE
+rm -rf $RPM_BUILD_ROOT/libffi-3.1
+%endif
+
 find $RPM_BUILD_ROOT -name '*.la' -exec rm -f {} ';'
 rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 
@@ -97,22 +156,27 @@ mkdir -p $RPM_BUILD_ROOT%{_includedir}
 # can have both a 32- and 64-bit version of the library, and they each need
 # their own correct-but-different versions of the headers to be usable.
 for i in ffi ffitarget; do
-  mv $RPM_BUILD_ROOT%{_libdir}/libffi-%{version}/include/$i.h $RPM_BUILD_ROOT%{_includedir}/$i-${basearch}.h
+  mv $RPM_BUILD_ROOT%{_includedir}/$i.h $RPM_BUILD_ROOT%{_includedir}/$i-${basearch}.h
 done
 install -m644 %{SOURCE1} $RPM_BUILD_ROOT%{_includedir}/ffi.h
 install -m644 %{SOURCE2} $RPM_BUILD_ROOT%{_includedir}/ffitarget.h
-%else
-mv $RPM_BUILD_ROOT%{_libdir}/libffi-%{version}/include/{ffi,ffitarget}.h $RPM_BUILD_ROOT%{_includedir}
 %endif
-rm -rf $RPM_BUILD_ROOT%{_libdir}/libffi-%{version}
-
 
 %ldconfig_scriptlets
 
 %files
 %license LICENSE
-%doc README
+%doc README.md
-%{_libdir}/*.so.*
+%{_libdir}/libffi.so.8
+%{_libdir}/libffi.so.8.1.0
+
+%if %{with compat}
+%files -n compat-libffi3.1
+%license %{_datadir}/licenses/libffi-3.1/LICENSE
+%doc %{_docdir}/libffi-3.1/README
+%{_libdir}/libffi.so.6
+%{_libdir}/libffi.so.6.0.2
+%endif
 
 %files devel
 %{_libdir}/pkgconfig/*.pc
@@ -122,6 +186,15 @@ rm -rf $RPM_BUILD_ROOT%{_libdir}/libffi-%{version}
 %{_infodir}/libffi.info.*
 
 %changelog
+* Tue Jul 27 2021 Carlos O'Donell <carlos@redhat.com> - 3.4.2-3
+- Add temporary compat-libffi3.1 for library transition.
+
+* Thu Jul 22 2021 Fedora Release Engineering <releng@fedoraproject.org> - 3.4.2-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
+
+* Mon Jun 28 2021 Carlos O'Donell <carlos@redhat.com> - 3.4.2-1
+- Rebase to libffi 3.4.2.
+
 * Fri Apr 16 2021 Mohan Boddu <mboddu@redhat.com> - 3.1-29
 - Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937
 

libffi3.1-pkgconfig.patch

@@ -0,0 +1,11 @@
+diff -rup a/libffi.pc.in b/libffi.pc.in
+--- a/libffi.pc.in	2020-12-02 15:33:14.076549606 -0500
++++ b/libffi.pc.in	2020-12-02 16:11:42.855654638 -0500
+@@ -6,5 +6,5 @@ includedir=@includedir@
+ Name: @PACKAGE_NAME@
+ Description: Library supporting Foreign Function Interfaces
+ Version: @PACKAGE_VERSION@
+-Libs: -L${libdir} -lffi
++Libs: -L${libdir} libffi.so.6
+ Cflags: -I${includedir}
+Only in b: libffi.pc.in~

sources

@@ -1 +1,2 @@
-f5898b29bbfd70502831a212d9249d10  libffi-3.1.tar.gz
+SHA512 (libffi-3.4.2.tar.gz) = 31bad35251bf5c0adb998c88ff065085ca6105cf22071b9bd4b5d5d69db4fadf16cadeec9baca944c4bb97b619b035bb8279de8794b922531fddeb0779eb7fb1
+SHA512 (libffi-3.1.tar.gz) = 8994973d75facf5ad928c270e17b1a56e24d1543af75b93731a0048e747df27e4190a736b6dc2dca7d43de1d7e88891220304802c10fcccdcebee9c9ffd3d1b9