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1 #!/bin/sh
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2 #
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3 # Update the current version date in all files in the tree containing
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4 # it. Consider all release branches except those matching the regular
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5 # expression in $IGNORE_BRANCHES, and also consider those branches listed
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6 # in the space separated list in $ADD_BRANCHES.
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7
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8 SVNROOT=${SVNROOT:-"file:///svn/gcc"}
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9 IGNORE_BRANCHES='gcc-(2_95|3_0|3_1|3_2|3_3|3_4|4_0|4_1)-branch'
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10 ADD_BRANCHES='HEAD'
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11
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12 # Run this from /tmp.
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13 export SVNROOT
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14 /bin/rm -rf /tmp/$$
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15 /bin/mkdir /tmp/$$
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16 cd /tmp/$$
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17
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18 # The path to cvs.
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19 SVN=${SVN:-/usr/bin/svn}
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20
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21 # Compute the branches which we should update.
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22 BRANCHES=`$SVN ls $SVNROOT/branches \
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23 | sed -e 's/\///' \
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24 | egrep 'gcc-[0-9]+_[0-9]+-branch$' \
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25 | egrep -v $IGNORE_BRANCHES`
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26 # Always update the mainline.
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27 BRANCHES="${BRANCHES} ${ADD_BRANCHES}"
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28
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29 # ARGS is passed to 'cvs co'
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30 CURR_DATE=`/bin/date +"%Y%m%d"`
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31
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32 # version is all there is
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33 datestamp_FILES="gcc/DATESTAMP"
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34
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35 FILES="$datestamp_FILES"
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36
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37 # Assume all will go well.
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38 RESULT=0
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39 for BRANCH in $BRANCHES; do
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40 echo "Working on \"$BRANCH\"."
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41 # Check out the files on the branch. HEAD is a special case; if
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42 # you check out files with -r HEAD, CVS will not let you check
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43 # in changes.
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44 if test "$BRANCH" = HEAD; then
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45 for i in $FILES; do
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46 ${SVN} -q co -N ${SVNROOT}/trunk/`dirname $i` `basename $i`
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47 done
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48 else
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49 for i in $FILES; do
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50 ${SVN} -q co -N ${SVNROOT}/branches/${BRANCH}/`dirname $i` `basename $i`
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51 done
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52 fi
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53
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54 # There are no files to commit yet.
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55 COMMIT_FILES=""
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56
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57 for file in $datestamp_FILES; do
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58 dirname=`basename $file`
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59 file=`basename $file`
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60 file="$dirname/$file"
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61 if test -f $file; then
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62 echo ${CURR_DATE} > $file.new
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63
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64 if /usr/bin/cmp -s $file $file.new; then
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65 rm -f $file.new
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66 else
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67 mv -f $file.new $file
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68 COMMIT_FILES="$COMMIT_FILES $file"
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69 fi
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70 fi
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71 done
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72
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73 if test -n "$COMMIT_FILES"; then
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74 for i in $COMMIT_FILES; do
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75 echo "Attempting to commit $i"
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76 if ! ${SVN} commit -m "Daily bump." $i; then
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77 # If we could not commit the files, indicate failure.
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78 RESULT=1
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79 fi
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80 done
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81 fi
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82
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83 # Remove the files.
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84 for i in $FILES; do
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85 rm -rf /tmp/$$/`basename $i`
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86 done
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87 done
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88
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89 /bin/rm -rf /tmp/$$
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90 exit $RESULT
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