Better support for build without configuration (rhbz#977941).

config.h

@@ -0,0 +1,46 @@
+/*
+ * This config.h is a wrapper include file for the original ruby/config.h,
+ * which has been renamed to ruby/config-<arch>.h. There are conflicts for the
+ * original ruby/config.h on multilib systems, which result from arch-specific
+ * configuration options. Please do not use the arch-specific file directly.
+ */
+
+/*
+ * This wrapped is addpated from SDL's one:
+ * http://pkgs.fedoraproject.org/cgit/SDL.git/tree/SDL_config.h
+ */
+
+#ifdef ruby_config_wrapper_h
+#error "ruby_config_wrapper_h should not be defined!"
+#endif
+#define ruby_config_wrapper_h
+
+#if defined(__i386__)
+#include "ruby/config-i386.h"
+#elif defined(__ia64__)
+#include "ruby/config-ia64.h"
+#elif defined(__powerpc64__)
+#include "ruby/config-ppc64.h"
+#elif defined(__powerpc__)
+#include "ruby/config-ppc.h"
+#elif defined(__s390x__)
+#include "ruby/config-s390x.h"
+#elif defined(__s390__)
+#include "ruby/config-s390.h"
+#elif defined(__x86_64__)
+#include "ruby/config-x86_64.h"
+#elif defined(__arm__)
+#include "ruby/config-arm.h"
+#elif defined(__alpha__)
+#include "ruby/config-alpha.h"
+#elif defined(__sparc__) && defined (__arch64__)
+#include "ruby/config-sparc64.h"
+#elif defined(__sparc__)
+#include "ruby/config-sparc.h"
+#elif defined(__aarch64__)
+#include "ruby/config-aarch64.h"
+#else
+#error "The ruby-devel package is not usable with the architecture."
+#endif
+
+#undef ruby_config_wrapper_h

ruby.spec

@@ -26,7 +26,7 @@
 %endif
 
 
-%global release 9
+%global release 10
 %{!?release_string:%global release_string %{?development_release:0.}%{release}%{?development_release:.%{development_release}}%{?dist}}
 
 %global rubygems_version 2.0.2
@@ -74,6 +74,11 @@ Source3: ruby-exercise.stp
 Source4: macros.ruby
 Source5: macros.rubygems
 Source6: abrt_prelude.rb
+# This wrapper fixes https://bugzilla.redhat.com/show_bug.cgi?id=977941
+# Hopefully, it will get removed soon:
+# https://fedorahosted.org/fpc/ticket/312
+# https://bugzilla.redhat.com/show_bug.cgi?id=977941
+Source7: config.h
 
 
 # Include the constants defined in macros files.
@@ -434,7 +439,7 @@ autoconf
         --with-vendordir='%{ruby_vendorlibdir}' \
         --with-vendorarchdir='%{ruby_vendorarchdir}' \
         --with-rubyhdrdir='%{_includedir}' \
-        --with-rubyarchhdrdir='$(archincludedir)' \
+        --with-rubyarchhdrdir='%{_includedir}' \
         --with-sitearchhdrdir='$(sitehdrdir)/$(arch)' \
         --with-vendorarchhdrdir='$(vendorhdrdir)/$(arch)' \
         --with-rubygemsdir='%{rubygems_dir}' \
@@ -455,6 +460,11 @@ make %{?_smp_mflags} COPY="cp -p" Q=
 rm -rf %{buildroot}
 make install DESTDIR=%{buildroot}
 
+# Rename ruby/config.h to ruby/config-<arch>.h to avoid file conflicts on
+# multilib systems and install config.h wrapper
+mv %{buildroot}%{_includedir}/%{name}/config.h %{buildroot}%{_includedir}/%{name}/config-%{_arch}.h
+install -m644 %{SOURCE7} %{buildroot}%{_includedir}/%{name}/config.h
+
 # Rename the ruby executable. It is replaced by RubyPick.
 %{?with_rubypick:mv %{buildroot}%{_bindir}/%{name}{,-mri}}
 
@@ -868,6 +878,9 @@ make check TESTS="-v $DISABLE_TESTS"
 %{ruby_libdir}/tkextlib
 
 %changelog
+* Tue Jul 02 2013 Vít Ondruch <vondruch@redhat.com> - 2.0.0.247-10
+- Better support for build without configuration (rhbz#977941).
+
 * Mon Jul 01 2013 Vít Ondruch <vondruch@redhat.com> - 2.0.0.247-9
 - Update to Ruby 2.0.0-p247 (rhbz#979605).
 - Fix CVE-2013-4073.