gnu: Move libelf and patchelf to (gnu packages elf).

* gnu/packages/patchelf.scm (patchelf): Move to...
* gnu/packages/elf.scm (patchelf): ... here.
* gnu/packages/patchelf.scm: Remove.
* gnu-system.am (GNU_SYSTEM_MODULES): Adjust accordingly.
* gnu/packages/gcc.scm (libelf): Move to...
* gnu/packages/elf.scm (libelf): ... here.
* gnu/packages/cdrom.scm, gnu/packages/icu4c.scm,
  gnu/packages/samba.scm, gnu/packages/scheme.scm, gnu/packages/ssh.scm:
  Adjust references to (gnu packages patchelf).

gnu: Synchronize descriptions with 'gnumaint'.

Merge branch 'core-updates'

Conflicts:
	gnu/packages/gnunet.scm

gnu: gcc: Really always link against libgcc_s.so.

* gnu/packages/gcc.scm (gcc-4.7): Add snippet to add -lgcc_s to the
  "lib" spec.  Remove --as-needed trick from 65d3b7c: it had no effect
  in cases where we have !static-libgcc && !shared-libgcc.

gnu: gcc: Always link against libgcc_s.so.

* gnu/packages/gcc.scm (gcc-4.7)[pre-configure]: Add snippet to #undef
  USE_LD_AS_NEEDED.

gnu: Switch to GCC 4.8 as the default compiler.

* build-aux/download.scm (file-name->uri): Update URL to /20131110.
* gnu-system.am (nodist_bootstrap_x86_64_linux_DATA,
  nodist_bootstrap_i686_linux_DATA): Change base name to
  'guile-2.0.9.tar.xz'.
  (gnu/packages/bootstrap/x86_64-linux/guile-2.0.9.tar.xz,
  gnu/packages/bootstrap/i686-linux/guile-2.0.9.tar.xz): New targets.
  (gnu/packages/bootstrap/x86_64-linux/guile-2.0.7.tar.xz,
  gnu/packages/bootstrap/i686-linux/guile-2.0.7.tar.xz): Remove.
  (gnu/packages/bootstrap/mips64el-linux/guile-2.0.9.tar.xz): Update
  hash.
* gnu/packages/base.scm (gcc-boot0): Base upon GCC-4.8.  Enable C++, and
  add a few --disable flags.  Remove MPFR workaround.
  (cross-gcc-wrapper): Base upon GCC-4.8.  Wrap both 'gcc' and 'g++'.
  (libstdc++): New variable.
  (gcc-final): Add it as an input; pass corresponding -I and -L flags.
* gnu/packages/bootstrap.scm (%bootstrap-guile): Always use
  "guile-2.0.9.tar.xz.
  (%bootstrap-coreutils&co): Update hashes.
  (%bootstrap-binutils): Update URL and hashes.
  (%bootstrap-glibc): Likewise.
  (%bootstrap-gcc): Likewise.
* gnu/packages/gcc.scm (gcc-4.7): Add LDFLAGS.
  Add --disable-libstdcxx-pch.
  Modify the GNU_USER*_SPEC macros from gnu-user*.h instead of the raw
  _SPEC macros.

Merge branch 'master' into core-updates

Conflicts:
	guix/packages.scm

gnu: Add GCC front ends for Fortran, Go, Objective C, and Objective C++.

* gnu/packages/gcc.scm (custom-gcc, gfortran-4.8, gccgo-4.8)
  (gcc-objc-4.8, gcc-objc++-4.8): New variables.

Merge branch 'master' into core-updates

gnu: gcc-4.8: Upgrade to 4.8.2.

* gnu/packages/gcc.scm (gcc-4.8): Upgrade to 4.8.2.

Synchronize package descriptions with the Womb.

* gnu/packages/algebra.scm,
  gnu/packages/aspell.scm,
  gnu/packages/autotools.scm,
  gnu/packages/base.scm,
  gnu/packages/bash.scm,
  gnu/packages/bison.scm,
  gnu/packages/cdrom.scm,
  gnu/packages/cflow.scm,
  gnu/packages/compression.scm,
  gnu/packages/cpio.scm,
  gnu/packages/cppi.scm,
  gnu/packages/ddrescue.scm,
  gnu/packages/dejagnu.scm,
  gnu/packages/ed.scm,
  gnu/packages/emacs.scm,
  gnu/packages/fdisk.scm,
  gnu/packages/freeipmi.scm,
  gnu/packages/gawk.scm,
  gnu/packages/gcal.scm,
  gnu/packages/gcc.scm,
  gnu/packages/gdb.scm,
  gnu/packages/gdbm.scm,
  gnu/packages/gettext.scm,
  gnu/packages/ghostscript.scm,
  gnu/packages/global.scm,
  gnu/packages/gnunet.scm,
  gnu/packages/gnupg.scm,
  gnu/packages/gnutls.scm,
  gnu/packages/gperf.scm,
  gnu/packages/gprolog.scm,
  gnu/packages/groff.scm,
  gnu/packages/grub.scm,
  gnu/packages/gsasl.scm,
  gnu/packages/guile.scm,
  gnu/packages/gv.scm,
  gnu/packages/help2man.scm,
  gnu/packages/idutils.scm,
  gnu/packages/indent.scm,
  gnu/packages/less.scm,
  gnu/packages/libidn.scm,
  gnu/packages/libsigsegv.scm,
  gnu/packages/libunistring.scm,
  gnu/packages/lightning.scm,
  gnu/packages/linux.scm,
  gnu/packages/lsh.scm,
  gnu/packages/m4.scm,
  gnu/packages/mail.scm,
  gnu/packages/maths.scm,
  gnu/packages/multiprecision.scm,
  gnu/packages/nano.scm,
  gnu/packages/ncurses.scm,
  gnu/packages/nettle.scm,
  gnu/packages/ocrad.scm,
  gnu/packages/oggvorbis.scm,
  gnu/packages/parted.scm,
  gnu/packages/plotutils.scm,
  gnu/packages/pth.scm,
  gnu/packages/readline.scm,
  gnu/packages/recutils.scm,
  gnu/packages/rush.scm,
  gnu/packages/scheme.scm,
  gnu/packages/screen.scm,
  gnu/packages/shishi.scm,
  gnu/packages/smalltalk.scm,
  gnu/packages/system.scm,
  gnu/packages/texinfo.scm,
  gnu/packages/time.scm,
  gnu/packages/unrtf.scm,
  gnu/packages/version-control.scm,
  gnu/packages/wdiff.scm,
  gnu/packages/wget.scm,
  gnu/packages/which.scm,
  gnu/packages/xnee.scm,
  gnu/packages/zile.scm: Change value of the 'description' field to that
  of the Womb.

gnu: isl: Update urls.

* gnu/packages/gcc.scm (isl): Update source and home page url.

gnu: isl: Update urls.

* gnu/packages/gcc.scm (isl): Update source and home page url.

Merge branch 'core-updates'

gnu: gcc: Add Texinfo to the native inputs.

* gnu/packages/gcc.scm (gcc-4.7): Add `native-inputs' field.
  (gcc-4.8): Remove outdated comment.
* gnu/packages/base.scm (gcc-boot0): Add `native-inputs' field.

gnu: gcc: Use `gcc-configure-flags-for-triplet' when cross-compiling GCC.

* gnu/packages/cross-base.scm (gcc-configure-flags-for-triplet): Move to...
* gnu/packages/gcc.scm (gcc-configure-flags-for-triplet): ... here.  New
  procedure.
  (gcc-4.7): Use it when (%current-target-system) is true.

gnu: gcc: Allow cross-compilation of GCC itself.

* gnu/packages/gcc.scm (gcc-4.7): Define `CC_FOR_TARGET',
  `AR_FOR_TARGET', etc. when cross-compiling.

gnu: gcc-4.8: Upgrade to 4.8.1.

* gnu/packages/gcc.scm (gcc-4.8): Upgrade to 4.8.1.

Merge branch 'core-updates'

gnu: Binutils 2.23.2 and GCC 4.7.3.

* gnu/packages/base.scm (binutils): Update to 2.23.2.
  (binutils-2.23, ld-wrapper-2.23): Remove.
  (gcc-4.8): Move to...
* gnu/packages/gcc.scm (gcc-4.8): ... here.
  (gcc-4.7): Update to 4.7.3.  Add dependencies on ISL, CLooG, libelf,
  and zlib.