From 7d02bfadfe76d6701201531ffcaa867ea1c869eb Mon Sep 17 00:00:00 2001
From: Colin Guthrie <colin@mageia.org>
Date: Tue, 11 Jun 2013 23:34:53 +0100
Subject: Add a simply system to skip revisions.

You can only skip commits that are *after* the last squashed commit.
---
 scripts/mageia-reset-and-import.sh | 40 ++++++++++++++++++++++++++++++++++----
 1 file changed, 36 insertions(+), 4 deletions(-)

diff --git a/scripts/mageia-reset-and-import.sh b/scripts/mageia-reset-and-import.sh
index fd74a61..b24abe5 100755
--- a/scripts/mageia-reset-and-import.sh
+++ b/scripts/mageia-reset-and-import.sh
@@ -25,7 +25,8 @@ if [ -f ../svn-import.log ]; then
     resetsha1=$(echo $REPLAYDATA | cut -d',' -f 2)
     revision=$(echo $REPLAYDATA | cut -d',' -f 3)
     morerevisionsx=$(echo $REPLAYDATA | cut -d',' -f 4)
-    synthesized=$(echo $REPLAYDATA | cut -d',' -f 5)
+    skiprevisionsx=$(echo $REPLAYDATA | cut -d',' -f 5)
+    synthesized=$(echo $REPLAYDATA | cut -d',' -f 6)
 
     echo
     echo "I have found data from a previous run:"
@@ -33,6 +34,7 @@ if [ -f ../svn-import.log ]; then
     echo "Reset SHA1:                    $resetsha1"
     echo "Mageia Import SVN Revision:    $revision"
     echo "Extra SVN Revisions to squash:$morerevisionsx"
+    echo "SVN Revisions to skip:        $skiprevisionsx"
     echo
     echo "Do you want to reply it? [Y/n]"
     read REPLAY
@@ -140,6 +142,26 @@ if [ -n "$morerevisionsx" ]; then
   echo "  $morerevisions"
   echo
 fi
+
+if [ -z "$REPLAY" ]; then
+  echo "Now enter any commits you wish to skip completely (e.g. for commits+reverts)"
+  read skiprevisionsx
+fi
+skiprevisionsx=$(echo $skiprevisionsx | trim)
+if [ -n "$skiprevisionsx" ]; then
+  for rev in $skiprevisionsx; do
+    rev=$(echo $rev | sed 's/r//g')
+    rev=$(( $rev + 0 ))
+    if [ $rev -gt 0 ]; then
+      skiprevisions="$skiprevisions $rev"
+    fi
+  done
+  echo
+  echo "OK, you said you wanted to skip the following commits:"
+  echo "  $skiprevisions"
+  echo
+fi
+
 echo
 echo "The next step is the dangerous bit. We will clear out all files in the current"
 echo "working copy, run an svn export and then drop you to a shell to investigate the differences"
@@ -206,7 +228,7 @@ if [ -n "$morerevisions" ]; then
   done
 fi
 
-COMMITDATE=$(svn log -r $revision $NEWSVNURL/$SOFTWARE | head -n2 | tail -n1| cut -d'|' -f3 | cut -d'(' -f1 | trim)
+COMMITDATE=$(svn log -r $revision $NEWSVNURL/$SOFTWARE | head -n2 | tail -n1 | cut -d'|' -f3 | cut -d'(' -f1 | trim)
 git commit --author="Mageia SVN-Git Migration <svn-git-migration@mageia.org>" --date="$COMMITDATE" --file=$COMMITTXT -a
 rm -f $COMMITTXT
 
@@ -229,9 +251,9 @@ echo "done"
 # Keep a small log of the sha1's etc.
 if [ -z "$REPLAY" ]; then
   if [ ! -f ../svn-import.log ]; then
-    echo "software,startingcommit,startingrevision,otherrevisions,fakecommit" >../svn-import.log
+    echo "software,startingcommit,startingrevision,otherrevisions,skiprevisions,fakecommit" >../svn-import.log
   fi
-  echo "$SOFTWARE,$resetsha1,$revision,$morerevisions,$sha1" >>../svn-import.log
+  echo "$SOFTWARE,$resetsha1,$revision,$morerevisions,$skiprevisions,$sha1" >>../svn-import.log
 else
   sed -i "s/,$synthesized\$/,$sha1/" ../svn-import.log
 fi
@@ -243,6 +265,16 @@ if [ -n "$morerevisions" ]; then
     revision=$rev
   done
 fi
+
+# Note the revisions to skip have to be after any squashed revisions which we
+# should really check for....
+if [ -n "$skiprevisions" ]; then
+  for rev in $skiprevisions; do
+    git svn fetch -A ../authors-transform.txt -r $(( $revision + 1 )):$(( $rev - 1 ))
+    revision=$rev
+  done
+fi
+
 git svn fetch -A ../authors-transform.txt -r $(( $revision + 1 )):HEAD
 git reset --hard trunk
 echo
-- 
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