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* update_version_svn (IGNORE_BRANCHES): Add 4_0-branch.
[pf3gnuchains/gcc-fork.git] / maintainer-scripts / update_version
index 712bec2..2217052 100755 (executable)
-#!/bin/sh 
+#!/bin/sh
+#
+# Update the current version date in all files in the tree containing
+# it.  Consider all release branches except those matching the regular
+# expression in $IGNORE_BRANCHES, and also consider those branches listed
+# in $ADD_BRANCHES.
+
+CVSROOT=${CVSROOT:-/cvs/gcc}
+IGNORE_BRANCHES='gcc-(2_95|3_0|3_1|3_2|3_3)-branch'
+ADD_BRANCHES='HEAD autovect-branch dfp-branch'
 
 # Run this from /tmp.
-CVSROOT=/cvs/gcc
 export CVSROOT
 /bin/rm -rf /tmp/$$
 /bin/mkdir /tmp/$$
 cd /tmp/$$
 
+# The path to cvs.
+CVS=${CVS:-/usr/local/bin/cvs}
+
+# Compute the branches which we should update.
+$CVS co gcc/ChangeLog
+BRANCHES=`$CVS status -v gcc/ChangeLog \
+          | awk '{print $1;}' \
+          | egrep 'gcc-[0-9]+_[0-9]+-branch$' \
+          | egrep -v $IGNORE_BRANCHES`
+# Always update the mainline.
+BRANCHES="${BRANCHES} ${ADD_BRANCHES}"
+
+# ARGS is passed to 'cvs co'
 CURR_DATE=`/bin/date +"%Y%m%d"`
 
-FILES="egcs/gcc/version.c egcs/gcc/f/version.c egcs/libf2c/libF77/Version.c egcs/libf2c/libI77/Version.c egcs/libf2c/libU77/Version.c"
+# version is contained within a char*
+textstring_FILES="gcc/gcc/version.c"
 
-/usr/local/bin/cvs co $FILES
+# version is contained within a #define
+cppdefine_FILES="gcc/libstdc++-v3/include/bits/c++config"
 
-for file in $FILES; do
+# version is all there is
+datestamp_FILES="gcc/gcc/DATESTAMP"
 
-  OLD_VERSION=`/bin/cat $file`
-  /bin/sed -e "s/\(.*\"[^ ]*\) [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/\1 ${CURR_DATE}/" >${file} <<HERE
-$OLD_VERSION
-HERE
-done
+FILES="$textstring_FILES $cppdefine_FILES $datestamp_FILES"
+
+# Assume all will go well.
+RESULT=0
+
+for BRANCH in $BRANCHES; do
+  echo "Working on \"$BRANCH\"."
+  # Check out the files on the branch.  HEAD is a special case; if
+  # you check out files with -r HEAD, CVS will not let you check 
+  # in changes.
+  if test "$BRANCH" = HEAD; then 
+    ${CVS} co $FILES
+  else
+    ${CVS} co -r $BRANCH $FILES
+  fi
+
+  # There are no files to commit yet.
+  COMMIT_FILES=""
+
+  for file in $textstring_FILES; do
+    if test -f $file; then 
+      /bin/sed  <$file >$file.new -e \
+  "s/\(.*\"[^ ]*\) [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/\1 ${CURR_DATE}/" 
 
-/usr/local/bin/cvs commit -m "Daily bump." $FILES
+      if /usr/bin/cmp -s $file $file.new; then
+       rm -f $file.new
+      else
+       mv -f $file.new $file
+        COMMIT_FILES="$COMMIT_FILES $file"
+      fi
+    fi
+  done
+
+  for file in $cppdefine_FILES; do
+    if test -f $file; then
+      /bin/sed <$file >$file.new -e \
+  "s/\(#.*\) [0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]/\1 ${CURR_DATE}/"
+
+      if /usr/bin/cmp -s $file $file.new; then
+       rm -f $file.new
+      else
+       mv -f $file.new $file
+        COMMIT_FILES="$COMMIT_FILES $file"
+      fi
+    fi
+  done
+
+  for file in $datestamp_FILES; do
+    if test -f $file; then
+      echo ${CURR_DATE} > $file.new
+
+      if /usr/bin/cmp -s $file $file.new; then
+       rm -f $file.new
+      else
+       mv -f $file.new $file
+        COMMIT_FILES="$COMMIT_FILES $file"
+      fi
+    fi
+  done
+
+  if test -n "$COMMIT_FILES" \
+     && ! ${CVS} commit -m "Daily bump." $COMMIT_FILES; then
+    # If we could not commit the files, indicate failure.
+    RESULT=1
+  fi
+
+  # Remove the files.
+  rm -rf gcc
+done
 
 /bin/rm -rf /tmp/$$
+exit $RESULT