[gomp] adjust gcc_update script

[Martin Reinecke <martin at MPA-Garching dot MPG dot DE>]

Hi,

here is my attempt to make gcc_update on the gomp branch SVN-aware.
Could someone please commit if this is OK?

Thanks,
  Martin

Index: contrib/gcc_update
===================================================================
*** contrib/gcc_update  (revision 106269)
--- contrib/gcc_update  (working copy)
***************
*** 1,10 ****
  #! /bin/sh
  #
! # Update a local CVS tree from the GCC repository, with an emphasis
  # on treating generated files correctly, so that autoconf, gperf et
  # al are not required for the ``end'' user.
  #
! # By default all command-line options are passed to `cvs update` in
  # addition to $UPDATE_OPTIONS (defined below). If the first parameter
  # reads --nostdflags, $UPDATE_OPTIONS as well as this parameter itself
  # are omitted.
--- 1,18 ----
  #! /bin/sh
  #
! # Update a local Subversion tree from the GCC repository, with an emphasis
  # on treating generated files correctly, so that autoconf, gperf et
  # al are not required for the ``end'' user.
  #
! # (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation
! # Originally by Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>, August 1998.
! #
! # This script is Free Software, and it can be copied, distributed and
! # modified as defined in the GNU General Public License.  A copy of
! # its license can be downloaded from http://www.gnu.org/copyleft/gpl.html
! #
! #
! # By default all command-line options are passed to `svn update` in
  # addition to $UPDATE_OPTIONS (defined below). If the first parameter
  # reads --nostdflags, $UPDATE_OPTIONS as well as this parameter itself
  # are omitted.
***************
*** 12,18 ****
  # If the first parameter reads --patch, the second parameter is considered
  # a patch file.
  #
! # If the first parameter is --touch, no cvs operation will be performed,
  # only generated files that appear to be out of date in the local tree
  # will be touched.
  #
--- 20,26 ----
  # If the first parameter reads --patch, the second parameter is considered
  # a patch file.
  #
! # If the first parameter is --touch, no svn operation will be performed,
  # only generated files that appear to be out of date in the local tree
  # will be touched.
  #
***************
*** 24,53 ****
  #
  # Examples:
  #
! # contrib/gcc_update -r gcc_latest_snapshot
! # contrib/gcc_update -A
! # contrib/gcc_update --nostdflags -P -r gcc-2_95-branch gcc/testsuite
  # contrib/gcc_update --patch some-patch
  # contrib/gcc_update --touch
  # contrib/gcc_update --list
- #
- #
- # (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation
- # Originally by Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>, August 1998.
- #
- # This script is Free Software, and it can be copied, distributed and
- # modified as defined in the GNU General Public License.  A copy of
- # its license can be downloaded from http://www.gnu.org/copyleft/gpl.html


! # CVS command
! GCC_CVS=${GCC_CVS-${CVS-cvs}}
! # Default options used when updating via CVS.
! UPDATE_OPTIONS=-Pd
! # Use -P to prune empty directories.
! # Use -d to create any directories that exist in the repository but not
! #           locally.
! # Use -A to reset any sticky tags, dates, or `-k' options.

  ######## Anything below shouldn't be changed by regular users.

--- 32,47 ----
  #
  # Examples:
  #
! # contrib/gcc_update -r 8712
  # contrib/gcc_update --patch some-patch
  # contrib/gcc_update --touch
  # contrib/gcc_update --list


! # SVN command
! GCC_SVN=${GCC_SVN-${SVN-svn}}
! # Default options used when updating via SVN (none).
! UPDATE_OPTIONS=""

  ######## Anything below shouldn't be changed by regular users.

*************** p
*** 238,246 ****

  esac

! # Check whether this indeed looks like a local CVS tree.
! if [ ! -d CVS ]; then
!     echo "This does not seem to be a GCC CVS tree!"
      exit
  fi

--- 232,240 ----

  esac

! # Check whether this indeed looks like a local SVN tree.
! if [ ! -d .svn ]; then
!     echo "This does not seem to be a GCC SVN tree!"
      exit
  fi

*************** else
*** 251,262 ****
      set -- $UPDATE_OPTIONS ${1+"$@"}
  fi

! chat "Updating CVS tree"

! $GCC_CVS -q ${silent+-Q} update ${1+"$@"}
  if [ $? -ne 0 ]; then
      (touch_files_reexec)
!     echo "CVS update of full tree failed." >&2
      exit 1
  fi

--- 245,256 ----
      set -- $UPDATE_OPTIONS ${1+"$@"}
  fi

! chat "Updating SVN tree"

! $GCC_SVN ${silent+-q}  --non-interactive update ${1+"$@"}
  if [ $? -ne 0 ]; then
      (touch_files_reexec)
!     echo "SVN update of full tree failed." >&2
      exit 1
  fi


--