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)-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 # The path to cvs.
  19 SVN=${SVN:-/usr/bin/svn}
  20
  21 # Compute the branches which we should update.
  22 BRANCHES=`$SVN ls $SVNROOT/branches \
  23           | sed -e 's/\///' \
  24           | egrep 'gcc-[0-9]+_[0-9]+-branch$' \
  25           | egrep -v $IGNORE_BRANCHES`
  26 # Always update the mainline.
  27 BRANCHES="${BRANCHES} ${ADD_BRANCHES}"
  28
  29 # ARGS is passed to 'cvs co'
  30 CURR_DATE=`/bin/date +"%Y%m%d"`
  31
  32 # version is all there is
  33 datestamp_FILES="gcc/DATESTAMP"
  34
  35 FILES="$datestamp_FILES"
  36
  37 # Assume all will go well.
  38 RESULT=0
  39 for BRANCH in $BRANCHES; do
  40   echo "Working on \"$BRANCH\"."
  41   # Check out the files on the branch.  HEAD is a special case; if
  42   # you check out files with -r HEAD, CVS will not let you check
  43   # in changes.
  44   if test "$BRANCH" = HEAD; then
  45     for i in $FILES; do
  46       ${SVN} -q co -N ${SVNROOT}/trunk/`dirname $i` `basename $i`
  47     done
  48   else
  49     for i in $FILES; do
  50       ${SVN} -q co -N ${SVNROOT}/branches/${BRANCH}/`dirname $i` `basename $i`
  51     done
  52   fi
  53
  54   # There are no files to commit yet.
  55   COMMIT_FILES=""
  56
  57   for file in $datestamp_FILES; do
  58     dirname=`basename $file`
  59     file=`basename $file`
  60     file="$dirname/$file"
  61     if test -f $file; then
  62       echo ${CURR_DATE} > $file.new
  63
  64       if /usr/bin/cmp -s $file $file.new; then
  65         rm -f $file.new
  66       else
  67         mv -f $file.new $file
  68         COMMIT_FILES="$COMMIT_FILES $file"
  69       fi
  70     fi
  71   done
  72
  73   if test -n "$COMMIT_FILES"; then
  74     for i in $COMMIT_FILES; do
  75     echo "Attempting to commit $i"
  76     if ! ${SVN} commit -m "Daily bump." $i; then
  77        # If we could not commit the files, indicate failure.
  78        RESULT=1
  79      fi
  80     done
  81   fi
  82
  83   # Remove the files.
  84   for i in $FILES; do
  85    rm -rf /tmp/$$/`basename $i`
  86   done
  87 done
  88
  89 /bin/rm -rf /tmp/$$
  90 exit $RESULT