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gcc-svn-update revision 1.1 
      1 #! /bin/bash
      2 
      3 # Update or check out GCC sources for a particular Subversion revision
      4 # and a particular branch.
      5 #
      6 # Copyright (C) 2007 Free Software Foundation.
      7 #
      8 # This file is free software; you can redistribute it and/or modify
      9 # it under the terms of the GNU General Public License as published by
     10 # the Free Software Foundation; either version 3 of the License, or
     11 # (at your option) any later version.
     12 #
     13 # This program is distributed in the hope that it will be useful,
     14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16 # GNU General Public License for more details.
     17 #
     18 # For a copy of the GNU General Public License, write the the
     19 # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20 # Boston, MA 02111-1301, USA.
     21 
     22 #set -ex
     23 
     24 if [ $# != 1 ]; then
     25   echo Usage: $0 id
     26   exit 1
     27 fi
     28 
     29 if [ "x${REG_DO_CLEANUPS}" != "x" ]; then
     30   reg_cleanup
     31 fi
     32 
     33 ID=$1
     34 BRANCH=""
     35 
     36 ########################################################################
     37 # Get sources.
     38 ########################################################################
     39 
     40 svn_get() {
     41   # In case there are problems with updates (there were with CVS),
     42   # creating a file called REMOVE in the REG_SRCDIR directory causes us
     43   # to start with a clean tree each time.
     44 
     45   unset LC_ALL
     46   unset LANG
     47 
     48   cd ${REG_SRCDIR}
     49   if [ -d gcc ]; then
     50     # There's already a tree; do an update with the new revision.
     51     cd gcc
     52     echo "`date`  svn update begun for id ${ID}, rev ${REV}"
     53     echo svn update --non-interactive --revision ${REV} >> $LOG
     54     svn update --non-interactive --revision ${REV} >> $LOG
     55     if [ $? -eq 0 ]; then
     56       echo "`date`  svn update done"
     57     else
     58       echo "`date`  svn update failed"
     59       exit 1
     60     fi
     61   else
     62     echo "`date`  svn checkout begun for id ${ID}, rev ${REV}"
     63     echo svn checkout --non-interactive --revision ${REV} \
     64       ${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
     65     svn checkout --non-interactive --revision ${REV} \
     66       ${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
     67     if [ $? -eq 0 ]; then
     68       echo "`date`  svn checkout done"
     69     else
     70       echo "`date`  svn checkout failed"
     71       exit 1
     72     fi
     73     cd gcc
     74   fi
     75 
     76   # Touch generated files.
     77   contrib/gcc_update --touch >> $LOG
     78 }
     79 
     80 ########################################################################
     81 # Main program
     82 ########################################################################
     83 
     84 cd ${REG_SRCDIR}
     85 
     86 # This is a simple way to stop a long regression search fairly cleanly;
     87 # just touch a file called STOP.
     88 
     89 if [ -f STOP ]; then
     90   echo "`date`  $0 detected STOP file"
     91   rm -f STOP
     92   exit 1
     93 fi
     94 
     95 # Set up the log file.
     96 REV=`${REG_IDS} -f index -t rev ${ID}`
     97 LOG=${REG_SRCDIR}/logs/${BUGID}/${REV}.log
     98 mkdir -p ${REG_SRCDIR}/logs/${BUGID}
     99 rm -f $LOG
    100 touch $LOG
    101 
    102 # Get the branch for this patch.
    103 BRANCH=`${REG_IDS} -f index -t branch ${ID}`
    104 if [ "${BRANCH}" = "error" ]; then
    105   echo "`date`  $0: cannot determine the SVN branch for id ${ID}"
    106   exit 1
    107 fi
    108 
    109 if [ "${BRANCH}" = "trunk" ]; then
    110   BRANCHPATH=trunk
    111 else
    112   BRANCHPATH=branches/${BRANCH}
    113 fi
    114 
    115 svn_get
    116 
    117 exit 0
    118