contrib/reghunt/bin/gcc-svn-update-fix

   1 #! /bin/bash
   2
   3 #set -ex
   4
   5 # Update an SVN tree for a particular date.
   6
   7 if [ $# != 1 ]; then
   8   echo Usage: $0 id
   9   exit 1
  10 fi
  11
  12 if [ "x${REG_DO_CLEANUPS}" != "x" ]; then
  13   reg_cleanup
  14 fi
  15
  16 ID=$1
  17 BRANCH=""
  18
  19 ########################################################################
  20 # Get sources.
  21 ########################################################################
  22
  23 svn_get() {
  24   # In case there are problems with updates (there were with CVS),
  25   # creating a file called REMOVE in the REG_SRCDIR directory causes us
  26   # to start with a clean tree each time.
  27
  28   unset LC_ALL
  29   unset LANG
  30
  31   cd ${REG_SRCDIR}
  32   if [ -d gcc ]; then
  33     # There's already a tree; do an update with the new revision.
  34     cd gcc
  35     echo "`date`  svn update begun for id ${ID}, rev ${REV} (fix)"
  36     echo svn update --non-interactive --revision ${REV} >> $LOG
  37     svn update --non-interactive --revision ${REV} >> $LOG
  38     if [ $? -eq 0 ]; then
  39       echo "`date`  svn update done"
  40     else
  41       echo "`date`  svn update failed"
  42       exit 1
  43     fi
  44   else
  45     echo "`date`  svn checkout begun for id ${ID}, rev ${REV}"
  46     echo svn checkout --non-interactive --revision ${REV} \
  47       ${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
  48     svn checkout --non-interactive --revision ${REV} \
  49       ${REG_SVN_REPO}/${BRANCHPATH} gcc >> $LOG
  50     if [ $? -eq 0 ]; then
  51       echo "`date`  svn checkout done"
  52     else
  53       echo "`date`  svn checkout failed"
  54       exit 1
  55     fi
  56     cd gcc
  57   fi
  58
  59   # Touch generated files.
  60   contrib/gcc_update --touch >> $LOG
  61 }
  62
  63 ########################################################################
  64 # Main program
  65 ########################################################################
  66
  67 cd ${REG_SRCDIR}
  68
  69 # This is a simple way to stop a long regression search fairly cleanly;
  70 # just touch a file called STOP.
  71
  72 if [ -f STOP ]; then
  73   echo "`date`  $0 detected STOP file"
  74   rm -f STOP
  75   exit 1
  76 fi
  77
  78 # Set up the log file.
  79 REV=`${REG_IDS} -f index -t rev ${ID}`
  80 LOG=${REG_SRCDIR}/logs/${BUGID}/${REV}.log
  81 mkdir -p ${REG_SRCDIR}/logs/${BUGID}
  82 rm -f $LOG
  83 touch $LOG
  84
  85 # Get the branch for this patch.
  86 BRANCH=`${REG_IDS} -f index -t branch ${ID}`
  87 if [ "${BRANCH}" = "error" ]; then
  88   echo "`date`  $0: cannot determine the SVN branch for id ${ID}"
  89   exit 1
  90 fi
  91
  92 if [ "${BRANCH}" = "trunk" ]; then
  93   BRANCHPATH=trunk
  94 else
  95   BRANCHPATH=branches/${BRANCH}
  96 fi
  97
  98 svn_get
  99
 100 # Look for a patch that's needed for this revision to build.
 101 FIX=${REG_PATCHES}/${REV}.fix
 102 echo "`date`  looking for $FIX"
 103 if [ -f $FIX ]; then
 104   echo "`date`  fix needed; checking whether it is already applied"
 105   cd ${REG_SRCDIR}/gcc
 106   patch --dry-run -s -p0 -i $FIX < /dev/null > /dev/null 2>&1
 107   if [ $? -eq 0 ]; then
 108     echo "`date`  applying fix"
 109     patch -s -p0 -i $FIX
 110   fi
 111 fi
 112
 113 exit 0