Merge branch 'maint'

* maint:
  Update draft release notes for 1.6.0.1
  Add hints to revert documentation about other ways to undo changes
  Install templates with the user and group of the installing personality
  "git-merge": allow fast-forwarding in a stat-dirty tree
  completion: find out supported merge strategies correctly
  decorate: allow const objects to be decorated
  for-each-ref: cope with tags with incomplete lines
  diff --check: do not get confused by new blank lines in the middle
  remote.c: remove useless if-before-free test
  mailinfo: avoid violating strbuf assertion
  git format-patch: avoid underrun when format.headers is empty or all NLs

6 files changed, 55 insertions, 0 deletions

diff --git a/t/t4015-diff-whitespace.sh b/t/t4015-diff-whitespace.sh
index a27fccc8d..ec98509fd 100755
--- a/t/t4015-diff-whitespace.sh
+++ b/t/t4015-diff-whitespace.sh
@@ -341,4 +341,15 @@ test_expect_success 'checkdiff detects trailing blank lines' '
 	git diff --check | grep "ends with blank"
 '
 
+test_expect_success 'checkdiff allows new blank lines' '
+	git checkout x &&
+	mv x y &&
+	(
+		echo "/* This is new */" &&
+		echo "" &&
+		cat y
+	) >x &&
+	git diff --check
+'
+
 test_done
diff --git a/t/t5100-mailinfo.sh b/t/t5100-mailinfo.sh
index 8dfaddda9..198e3503d 100755
--- a/t/t5100-mailinfo.sh
+++ b/t/t5100-mailinfo.sh
@@ -43,4 +43,15 @@ test_expect_success 'Preserve NULs out of MIME encoded message' '
 
 '
 
+test_expect_success 'mailinfo on from header without name works' '
+
+	mkdir info-from &&
+	git mailsplit -oinfo-from "$TEST_DIRECTORY"/t5100/info-from.in &&
+	test_cmp "$TEST_DIRECTORY"/t5100/info-from.in info-from/0001 &&
+	git mailinfo info-from/msg info-from/patch \
+	  <info-from/0001 >info-from/out &&
+	test_cmp "$TEST_DIRECTORY"/t5100/info-from.expect info-from/out
+
+'
+
 test_done
diff --git a/t/t5100/info-from.expect b/t/t5100/info-from.expect
new file mode 100644
index 000000000..c31d2eb55
--- /dev/null
+++ b/t/t5100/info-from.expect
@@ -0,0 +1,5 @@
+Author: bare@example.com
+Email: bare@example.com
+Subject: testing bare address in from header
+Date: Sun, 25 May 2008 00:38:18 -0700
+
diff --git a/t/t5100/info-from.in b/t/t5100/info-from.in
new file mode 100644
index 000000000..4f082093f
--- /dev/null
+++ b/t/t5100/info-from.in
@@ -0,0 +1,8 @@
+From 667d8940e719cddee1cfe237cbbe215e20270b09 Mon Sep 17 00:00:00 2001
+From: bare@example.com
+Date: Sun, 25 May 2008 00:38:18 -0700
+Subject: [PATCH] testing bare address in from header
+
+commit message
+---
+patch
diff --git a/t/t6300-for-each-ref.sh b/t/t6300-for-each-ref.sh
index a3c8941c7..8ced59321 100755
--- a/t/t6300-for-each-ref.sh
+++ b/t/t6300-for-each-ref.sh
@@ -262,4 +262,14 @@ for i in "--perl --shell" "-s --python" "--python --tcl" "--tcl --perl"; do
 	"
 done
 
+test_expect_success 'an unusual tag with an incomplete line' '
+
+	git tag -m "bogo" bogo &&
+	bogo=$(git cat-file tag bogo) &&
+	bogo=$(printf "%s" "$bogo" | git mktag) &&
+	git tag -f bogo "$bogo" &&
+	git for-each-ref --format "%(body)" refs/tags/bogo
+
+'
+
 test_done
diff --git a/t/t7600-merge.sh b/t/t7600-merge.sh
index 5eeb6c2b2..fee8fb77d 100755
--- a/t/t7600-merge.sh
+++ b/t/t7600-merge.sh
@@ -488,4 +488,14 @@ test_expect_success 'merge c1 with c1 and c2' '
 
 test_debug 'gitk --all'
 
+test_expect_success 'merge fast-forward in a dirty tree' '
+       git reset --hard c0 &&
+       mv file file1 &&
+       cat file1 >file &&
+       rm -f file1 &&
+       git merge c2
+'
+
+test_debug 'gitk --all'
+
 test_done