Home | History | Annotate | Line # | Download | only in maintainer-scripts
update_version_git revision 1.1.1.1 
      1 #!/bin/sh
      2 #
      3 # Update the current version date in all files in the tree containing
      4 # it.  Consider all single-component-version release branches except
      5 # those matching the regular expression in $IGNORE_BRANCHES, and also
      6 # consider those branches listed in the space separated list in
      7 # $ADD_BRANCHES.
      8 
      9 GITROOT=${GITROOT:-"/git/gcc.git"}
     10 IGNORE_BRANCHES='releases/gcc-(.*\..*|5|6|7)'
     11 ADD_BRANCHES='master'
     12 
     13 # Run this from /tmp.
     14 export GITROOT
     15 BASEDIR=/tmp/$$
     16 /bin/rm -rf "$BASEDIR"
     17 /bin/mkdir "$BASEDIR"
     18 cd "$BASEDIR"
     19 
     20 GIT=${GIT:-/usr/local/bin/git}
     21 
     22 # Compute the branches which we should update.
     23 BRANCHES=`(cd $GITROOT \
     24 	   && ${GIT} for-each-ref --format='%(refname)' \
     25 		     'refs/heads/releases/gcc-*') \
     26 	  | sed -e 's/refs\/heads\///' \
     27           | egrep -v $IGNORE_BRANCHES`
     28 # Always update the mainline.
     29 BRANCHES="${ADD_BRANCHES} ${BRANCHES}"
     30 
     31 # This is put into the datestamp files.
     32 CURR_DATE=`/bin/date +"%Y%m%d"`
     33 
     34 datestamp_FILES="gcc/DATESTAMP"
     35 
     36 
     37 # Assume all will go well.
     38 RESULT=0
     39 SUBDIR=$BASEDIR/gcc
     40 for BRANCH in $BRANCHES; do
     41   echo "Working on \"$BRANCH\"."
     42   # Check out the files on the branch.
     43   if [ -d "$SUBDIR" ]; then
     44     cd "$SUBDIR"
     45     ${GIT} pull -q
     46     ${GIT} checkout -q "$BRANCH"
     47   else
     48     ${GIT} clone -q -b "$BRANCH" "$GITROOT" "$SUBDIR"
     49   fi
     50 
     51   # There are no files to commit yet.
     52   COMMIT_FILES=""
     53 
     54   cd "$SUBDIR"
     55   for file in $datestamp_FILES; do
     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 ${GIT} commit -m "Daily bump." $i; then
     72       if ! ${GIT} push origin "$BRANCH"; then
     73         # If we could not push the files, indicate failure.
     74         RESULT=1
     75       fi
     76     else
     77       # If we could not commit the files, indicate failure.
     78       RESULT=1
     79     fi
     80     done
     81   fi
     82 done
     83 
     84 /bin/rm -rf $BASEDIR
     85 exit $RESULT
     86