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