X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=git%2Fpost-receive-email;h=c565634e6e2f257a1ae00fc2f605a311db5bd971;hb=4150a9f9936714c8a04fc2cd8ae6df26ec5f7db8;hp=beecf4379d1d78f2d2515283892e6b17fbcd7405;hpb=6345a76292d36a956e2f804ccd83a418a2539314;p=sbcl.git

diff --git a/git/post-receive-email b/git/post-receive-email
index beecf43..c565634 100755
--- a/git/post-receive-email
+++ b/git/post-receive-email
@@ -405,8 +405,8 @@ generate_update_branch_email()
 		# echo "Those revisions listed above that are new to this repository have"
 		# echo "not appeared on any other notification email; so we list those"
 		# echo "revisions in full, below."
+		# echo ""
 
-		echo ""
 		echo $LOGBEGIN
 		show_new_revisions
 
@@ -704,26 +704,46 @@ if [ -n "$1" -a -n "$2" -a -n "$3" ]; then
 else
 	while read oldrev newrev refname
 	do
-	  echo "Sending email for $refname: $oldrev -> $newrev"
+          echo "Sending mail for $refname: $oldrev -> $newrev"
 	  # SBCL KLUDGE: the default script sends one email per
 	  # push. We want one per commit. As long as we're
 	  # in fast-forward-only world, this should do the
 	  # right thing.
-	  if (expr "$oldrev" : '0*$' >/dev/null ||                    # create
-	      expr "$newrev" : '0*$' >/dev/null ||                    # delete
-              (! expr "$refname" : "refs/heads/" > /dev/null) ||      # not a branch
-              git rev-parse --verify --quiet "$newrev"^2 > /dev/null) # merge commit
+	  if (expr "$oldrev" : '0*$' >/dev/null ||                  # create
+	      expr "$newrev" : '0*$' >/dev/null ||                  # delete
+              ! expr "$refname" : "refs/heads/" > /dev/null)        # not a branch
 	  then
 	      # Just one email.
+              echo "Not a branch update: all changes in one email."
 	      generate_email $oldrev $newrev $refname | send_mail
 	  else
-	      # Simple branch update, one mail per commit.
-	      lastrev=$oldrev
-	      for step in $(git rev-list --reverse $oldrev..$newrev)
-	      do
-		generate_email $lastrev $step $refname | send_mail
-		lastrev=$step
-	      done
+              # Get all revisions from old to new.
+              revlist=$(git rev-list --reverse $oldrev..$newrev)
+              no_merges=true
+              # Check for merges.
+              for rev in $revlist
+              do
+                  if ($no_merges && git rev-parse --verify --quiet "$rev"^2 > /dev/null)
+                  then
+                      echo "Merge detected: $rev. Sending all commits in a single email."
+                      no_merges=false
+                  fi
+              done
+              if $no_merges
+              then
+                  # Simple branch update, one mail per commit.
+                  echo "Sending one email per commit."
+	          lastrev=$oldrev
+	          for step in $revlist
+	          do
+                      echo "Sending: $(git log -n1 --oneline $step)"
+		      generate_email $lastrev $step $refname | send_mail
+		      lastrev=$step
+	          done
+              else
+                  # There's a merge -- just one email.
+	          generate_email $oldrev $newrev $refname | send_mail
+              fi
 	  fi
 	done
 fi