Changelog for ruby-2.0.0p645-1.4.i686.rpm :
Wed May 22 14:00:00 2013 Takehiro Matsushima - 2.0.0-p195
- Update ruby version to 2.0.0-p195

Wed Jan 18 13:00:00 2012 Mandi Walls - 1.9.3-p0
- Update ruby version to 1.9.3-p0

Mon Aug 29 14:00:00 2011 Gregory Graf - 1.9.2-p290
- Update ruby version to 1.9.2-p290

Sat Jun 25 14:00:00 2011 Ian Meyer - 1.9.2-p180-2
- Remove non-existant --sitearchdir and --vedorarchdir from
CFLAGS=\"${CFLAGS:--O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables}\" ; export CFLAGS ;
CXXFLAGS=\"${CXXFLAGS:--O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables}\" ; export CXXFLAGS ;
FFLAGS=\"${FFLAGS:--O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m32 -march=i686 -mtune=atom -fasynchronous-unwind-tables -I/usr/lib/gfortran/modules}\" ; export FFLAGS ;
./configure --build=i686-redhat-linux-gnu --host=i686-redhat-linux-gnu \\
--target=i686-redhat-linux-gnu \\
--program-prefix= \\
--prefix=/usr \\
--exec-prefix=/usr \\
--bindir=/usr/bin \\
--sbindir=/usr/sbin \\
--sysconfdir=/etc \\
--datadir=/usr/share \\
--includedir=/usr/include \\
--libdir=/usr/lib \\
--libexecdir=/usr/libexec \\
--localstatedir=/var \\
--sharedstatedir=/var/lib \\
--mandir=/usr/share/man \\
--infodir=/usr/share/info
- Replace --sitedir --vendordir with simpler --libdir
- Change /usr/share to /usr/share

Mon Mar 7 13:00:00 2011 Robert Duncan - 1.9.2-p180-1
- Update prerequisites to include make
- Update ruby version to 1.9.2-p180
- Install /usr/share documentation
- (Hopefully!?) platform agnostic

Sun Jan 2 13:00:00 2011 Ian Meyer - 1.9.2-p136-1
- Initial spec to replace system ruby with 1.9.2-p136