Add support for riscv64

Signed-off-by: David Abdurachmanov <david.abdurachmanov@gmail.com>

ferret-0.11.8.4-add-riscv64.patch

@@ -0,0 +1,26 @@
+diff --git a/ext/posh.h b/ext/posh.h
+index 9c0e012..b122d58 100755
+--- a/ext/posh.h
++++ b/ext/posh.h
+@@ -524,6 +524,21 @@ Metrowerks:
+ # define POSH_CPU_STRING "S/390"
+ #endif
+ 
++#if defined __riscv && defined __riscv_xlen
++#  if __riscv_xlen == 32
++#    define POSH_CPU_RISCV32 1
++#    define POSH_CPU_STRING "RISCV32"
++#  elif __riscv_xlen == 64
++#    define POSH_CPU_RISCV64 1
++#    define POSH_CPU_STRING "RISCV64"
++#  elif __riscv_xlen == 128
++#    define POSH_CPU_RISCV128 1
++#    define POSH_CPU_STRING "RISCV128"
++#  else
++#    error "Unknown XLEN size!"
++#  endif
++#endif
++
+ #if !defined POSH_CPU_STRING
+ #  error POSH cannot determine target CPU
+ #  define POSH_CPU_STRING "Unknown" /* this is here for Doxygen's benefit */

rubygem-ferret.spec

@@ -3,7 +3,7 @@
 Summary: Full-featured text search engine library
 Name: rubygem-%{gem_name}
 Version: 0.11.8.4
-Release: 21%{?dist}
+Release: 21.0.riscv64%{?dist}
 Group: Development/Languages
 # License from
 # - MIT-LICENSE: MIT
@@ -25,6 +25,8 @@ Patch4: rubygem-ferret-posh.h-aarch64.patch
 # s390x build
 # from http://pkg-ruby-extras-maintainers.alioth.debian.narkive.com/fQZGgAAD/dre-maint-rc-bug-474724
 Patch5: rubygem-ferret-posh.h-s390x.patch
+# support for riscv64
+Patch6: ferret-0.11.8.4-add-riscv64.patch
 BuildRequires: rubygems-devel
 BuildRequires: ruby-devel
 BuildRequires: rubygem(minitest) < 5
@@ -54,6 +56,7 @@ gem unpack %{SOURCE0}
 %patch3 -p1
 %patch4 -p1
 %patch5 -p1
+%patch6 -p1
 
 gem spec %{SOURCE0} -l --ruby > %{gem_name}.gemspec
 
@@ -120,6 +123,9 @@ popd
 %{gem_instdir}/test/
 
 %changelog
+* Thu May 10 2018 David Abdurachmanov <david.abdurachmanov@gmail.com> - 0.11.8.4-21.0.riscv64
+- Add support for riscv64
+
 * Fri Feb 09 2018 Fedora Release Engineering <releng@fedoraproject.org> - 0.11.8.4-21
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild