contrib/reghunt/bin/gcc-svn-update

   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