maintainer-scripts/update_version

   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 $ADD_BRANCHES.
   7
   8 CVSROOT=${CVSROOT:-/cvs/gcc}
   9 IGNORE_BRANCHES='gcc-(2_95|3_0|3_1|3_2|3_3)-branch'
  10 ADD_BRANCHES='HEAD autovect-branch'
  11
  12 # Run this from /tmp.
  13 export CVSROOT
  14 /bin/rm -rf /tmp/$$
  15 /bin/mkdir /tmp/$$
  16 cd /tmp/$$
  17
  18 # The path to cvs.
  19 CVS=${CVS:-/usr/local/bin/cvs}
  20
  21 # Compute the branches which we should update.
  22 $CVS co gcc/ChangeLog
  23 BRANCHES=`$CVS status -v gcc/ChangeLog \
  24           | awk '{print $1;}' \
  25           | egrep 'gcc-[0-9]+_[0-9]+-branch$' \
  26           | egrep -v $IGNORE_BRANCHES`
  27 # Always update the mainline.
  28 BRANCHES="${BRANCHES} ${ADD_BRANCHES}"
  29
  30 # ARGS is passed to 'cvs co'
  31 CURR_DATE=`/bin/date +"%Y%m%d"`
  32
  33 # version is contained within a char*
  34 textstring_FILES="gcc/gcc/version.c"
  35
  36 # version is contained within a #define
  37 cppdefine_FILES="gcc/libstdc++-v3/include/bits/c++config"
  38
  39 # version is all there is
  40 datestamp_FILES="gcc/gcc/DATESTAMP"
  41
  42 FILES="$textstring_FILES $cppdefine_FILES $datestamp_FILES"
  43
  44 # Assume all will go well.
  45 RESULT=0
  46
  47 for BRANCH in $BRANCHES; do
  48   echo "Working on \"$BRANCH\"."
  49   # Check out the files on the branch.  HEAD is a special case; if
  50   # you check out files with -r HEAD, CVS will not let you check
  51   # in changes.
  52   if test "$BRANCH" = HEAD; then
  53     ${CVS} co $FILES
  54   else
  55     ${CVS} co -r $BRANCH $FILES
  56   fi
  57
  58   # There are no files to commit yet.
  59   COMMIT_FILES=""
  60
  61   for file in $textstring_FILES; do
  62     if test -f $file; then
  63       /bin/sed  <$file >$file.new -e \
  64   "s/\(.*\"[^ ]*\) [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/\1 ${CURR_DATE}/"
  65
  66       if /usr/bin/cmp -s $file $file.new; then
  67         rm -f $file.new
  68       else
  69         mv -f $file.new $file
  70         COMMIT_FILES="$COMMIT_FILES $file"
  71       fi
  72     fi
  73   done
  74
  75   for file in $cppdefine_FILES; do
  76     if test -f $file; then
  77       /bin/sed <$file >$file.new -e \
  78   "s/\(#.*\) [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/\1 ${CURR_DATE}/"
  79
  80       if /usr/bin/cmp -s $file $file.new; then
  81         rm -f $file.new
  82       else
  83         mv -f $file.new $file
  84         COMMIT_FILES="$COMMIT_FILES $file"
  85       fi
  86     fi
  87   done
  88
  89   for file in $datestamp_FILES; do
  90     if test -f $file; then
  91       echo ${CURR_DATE} > $file.new
  92
  93       if /usr/bin/cmp -s $file $file.new; then
  94         rm -f $file.new
  95       else
  96         mv -f $file.new $file
  97         COMMIT_FILES="$COMMIT_FILES $file"
  98       fi
  99     fi
 100   done
 101
 102   if test -n "$COMMIT_FILES" \
 103      && ! ${CVS} commit -m "Daily bump." $COMMIT_FILES; then
 104     # If we could not commit the files, indicate failure.
 105     RESULT=1
 106   fi
 107
 108   # Remove the files.
 109   rm -rf gcc
 110 done
 111
 112 /bin/rm -rf /tmp/$$
 113 exit $RESULT