maintainer-scripts/update_version_svn

   1 #!/bin/sh
   2 #
   3 # Update the current version date in all files in the tree containing
   4 # it.  Consider all release branches except those matching the regular
   5 # expression in $IGNORE_BRANCHES, and also consider those branches listed
   6 # in the space separated list in $ADD_BRANCHES.
   7
   8 SVNROOT=${SVNROOT:-"file:///svn/gcc"}
   9 IGNORE_BRANCHES='gcc-(2_95|3_0|3_1|3_2|3_3|3_4|4_0|4_1|4_2|4_3|4_4|4_5|4_6|4_7|4_8|4_9)-branch'
  10 ADD_BRANCHES='HEAD'
  11
  12 # Run this from /tmp.
  13 export SVNROOT
  14 /bin/rm -rf /tmp/$$
  15 /bin/mkdir /tmp/$$
  16 cd /tmp/$$
  17
  18 SVN=${SVN:-/usr/bin/svn}
  19
  20 # Compute the branches which we should update.
  21 BRANCHES=`$SVN ls $SVNROOT/branches \
  22           | sed -e 's/\///' \
  23           | egrep 'gcc-[0-9]+(_[0-9]+)?-branch$' \
  24           | egrep -v $IGNORE_BRANCHES`
  25 # Always update the mainline.
  26 BRANCHES="${BRANCHES} ${ADD_BRANCHES}"
  27
  28 # This is put into the datestamp files.
  29 CURR_DATE=`/bin/date +"%Y%m%d"`
  30
  31 datestamp_FILES="gcc/DATESTAMP"
  32
  33
  34 # Assume all will go well.
  35 RESULT=0
  36 for BRANCH in $BRANCHES; do
  37   echo "Working on \"$BRANCH\"."
  38   # Check out the files on the branch.  HEAD is in a different namespace.
  39   if test "$BRANCH" = HEAD; then
  40     SVNROOT2=${SVNROOT}/trunk
  41   else
  42     SVNROOT2=${SVNROOT}/branches/${BRANCH}
  43   fi
  44
  45   for i in $datestamp_FILES; do
  46     ${SVN} -q co -N ${SVNROOT2}/`dirname $i` `basename $i`
  47   done
  48
  49   # There are no files to commit yet.
  50   COMMIT_FILES=""
  51
  52   for file in $datestamp_FILES; do
  53     dirname=`basename $file`
  54     file=`basename $file`
  55     file="$dirname/$file"
  56     if test -f $file; then
  57       echo ${CURR_DATE} > $file.new
  58
  59       if /usr/bin/cmp -s $file $file.new; then
  60         rm -f $file.new
  61       else
  62         mv -f $file.new $file
  63         COMMIT_FILES="$COMMIT_FILES $file"
  64       fi
  65     fi
  66   done
  67
  68   if test -n "$COMMIT_FILES"; then
  69     for i in $COMMIT_FILES; do
  70     echo "Attempting to commit $i"
  71     if ! ${SVN} commit -m "Daily bump." $i; then
  72        # If we could not commit the files, indicate failure.
  73        RESULT=1
  74      fi
  75     done
  76   fi
  77
  78   # Remove the files.
  79   for i in $datestamp_FILES; do
  80    rm -rf /tmp/$$/`basename $i`
  81   done
  82 done
  83
  84 /bin/rm -rf /tmp/$$
  85 exit $RESULT