Merge branch 'maint'

* maint:
  git-clean: honor core.excludesfile
  Documentation: Fix man page breakage with DocBook XSL v1.72
  git-remote.txt: fix typo
  core-tutorial.txt: Fix argument mistake in an example.
  replace reference to git-rm with git-reset in git-commit doc
  Grammar fixes for gitattributes documentation
  Don't allow fast-import tree delta chains to exceed maximum depth
  revert/cherry-pick: allow starting from dirty work tree.
  t/t3404: fix test for a bogus todo file.

Conflicts:

	fast-import.c

13 files changed, 66 insertions, 28 deletions

diff --git a/Documentation/Makefile b/Documentation/Makefile
index 39ec0ed..d886641 100644
--- a/Documentation/Makefile
+++ b/Documentation/Makefile
@@ -37,9 +37,6 @@ man7dir=$(mandir)/man7
 
 ASCIIDOC=asciidoc
 ASCIIDOC_EXTRA =
-ifdef ASCIIDOC8
-ASCIIDOC_EXTRA += -a asciidoc7compatible
-endif
 INSTALL?=install
 RM ?= rm -f
 DOC_REF = origin/man
@@ -52,6 +49,13 @@ DOCBOOK2X_TEXI=docbook2x-texi
 -include ../config.mak.autogen
 -include ../config.mak
 
+ifdef ASCIIDOC8
+ASCIIDOC_EXTRA += -a asciidoc7compatible
+endif
+ifdef DOCBOOK_XSL_172
+ASCIIDOC_EXTRA += -a docbook-xsl-172
+endif
+
 #
 # Please note that there is a minor bug in asciidoc.
 # The version after 6.0.3 _will_ include the patch found here:
diff --git a/Documentation/asciidoc.conf b/Documentation/asciidoc.conf
index af5b155..99d8874 100644
--- a/Documentation/asciidoc.conf
+++ b/Documentation/asciidoc.conf
@@ -23,7 +23,9 @@ ifdef::backend-docbook[]
 endif::backend-docbook[]
 
 ifdef::backend-docbook[]
+ifndef::docbook-xsl-172[]
 # "unbreak" docbook-xsl v1.68 for manpages. v1.69 works with or without this.
+# v1.72 breaks with this because it replaces dots not in roff requests.
 [listingblock]
 <example><title>{title}</title>
 <literallayout>
@@ -36,6 +38,7 @@ ifdef::doctype-manpage[]
 endif::doctype-manpage[]
 </literallayout>
 {title#}</example>
+endif::docbook-xsl-172[]
 endif::backend-docbook[]
 
 ifdef::doctype-manpage[]
diff --git a/Documentation/core-tutorial.txt b/Documentation/core-tutorial.txt
index 401d1de..bd6cd41 100644
--- a/Documentation/core-tutorial.txt
+++ b/Documentation/core-tutorial.txt
@@ -1152,7 +1152,7 @@ back to the earlier repository with "hello" and "example" file,
 and bring ourselves back to the pre-merge state:
 
 ------------
-$ git show-branch --more=3 master mybranch
+$ git show-branch --more=2 master mybranch
 ! [master] Merge work in mybranch
  * [mybranch] Merge work in mybranch
 --
@@ -1215,7 +1215,7 @@ $ git-read-tree -m -u $mb HEAD mybranch
 This is the same `git-read-tree` command we have already seen,
 but it takes three trees, unlike previous examples.  This reads
 the contents of each tree into different 'stage' in the index
-file (the first tree goes to stage 1, the second stage 2,
+file (the first tree goes to stage 1, the second to stage 2,
 etc.).  After reading three trees into three stages, the paths
 that are the same in all three stages are 'collapsed' into stage
 0.  Also paths that are the same in two of three stages are
diff --git a/Documentation/git-add.txt b/Documentation/git-add.txt
index 963e1ab..63829d9 100644
--- a/Documentation/git-add.txt
+++ b/Documentation/git-add.txt
@@ -224,6 +224,7 @@ See Also
 --------
 gitlink:git-status[1]
 gitlink:git-rm[1]
+gitlink:git-reset[1]
 gitlink:git-mv[1]
 gitlink:git-commit[1]
 gitlink:git-update-index[1]
diff --git a/Documentation/git-commit.txt b/Documentation/git-commit.txt
index e54fb12..d4bfd49 100644
--- a/Documentation/git-commit.txt
+++ b/Documentation/git-commit.txt
@@ -154,10 +154,13 @@ EXAMPLES
 --------
 When recording your own work, the contents of modified files in
 your working tree are temporarily stored to a staging area
-called the "index" with gitlink:git-add[1].  Removal
-of a file is staged with gitlink:git-rm[1].  After building the
-state to be committed incrementally with these commands, `git
-commit` (without any pathname parameter) is used to record what
+called the "index" with gitlink:git-add[1].  A file can be
+reverted back, only in the index but not in the working tree,
+to that of the last commit with `git-reset HEAD -- <file>`,
+which effectively reverts `git-add` and prevents the changes to
+this file from participating in the next commit.  After building
+the state to be committed incrementally with these commands,
+`git commit` (without any pathname parameter) is used to record what
 has been staged so far.  This is the most basic form of the
 command.  An example:
 
diff --git a/Documentation/git-remote.txt b/Documentation/git-remote.txt
index 027ba11..0da8704 100644
--- a/Documentation/git-remote.txt
+++ b/Documentation/git-remote.txt
@@ -79,7 +79,7 @@ caution.
 Fetch updates for a named set of remotes in the repository as defined by
 remotes.<group>.  If a named group is not specified on the command line,
 the configuration parameter remotes.default will get used; if
-remotes.default is not defined, all remotes which do not the
+remotes.default is not defined, all remotes which do not have the
 configuration parameter remote.<name>.skipDefaultUpdate set to true will
 be updated.  (See gitlink:git-config[1]).
 
diff --git a/Documentation/gitattributes.txt b/Documentation/gitattributes.txt
index 20cf8ff..19bd25f 100644
--- a/Documentation/gitattributes.txt
+++ b/Documentation/gitattributes.txt
@@ -148,22 +148,23 @@ with `$Id$` upon check-in.
 `filter`
 ^^^^^^^^
 
-A `filter` attribute can be set to a string value.  This names
+A `filter` attribute can be set to a string value that names a
 filter driver specified in the configuration.
 
-A filter driver consists of `clean` command and `smudge`
+A filter driver consists of a `clean` command and a `smudge`
 command, either of which can be left unspecified.  Upon
-checkout, when `smudge` command is specified, the command is fed
-the blob object from its standard input, and its standard output
-is used to update the worktree file.  Similarly, `clean` command
-is used to convert the contents of worktree file upon checkin.
+checkout, when the `smudge` command is specified, the command is
+fed the blob object from its standard input, and its standard
+output is used to update the worktree file.  Similarly, the
+`clean` command is used to convert the contents of worktree file
+upon checkin.
 
-Missing filter driver definition in the config is not an error
+A missing filter driver definition in the config is not an error
 but makes the filter a no-op passthru.
 
 The content filtering is done to massage the content into a
 shape that is more convenient for the platform, filesystem, and
-the user to use.  The keyword here is "more convenient" and not
+the user to use.  The key phrase here is "more convenient" and not
 "turning something unusable into usable".  In other words, the
 intent is that if someone unsets the filter driver definition,
 or does not have the appropriate filter program, the project
diff --git a/Makefile b/Makefile
index 9c6776e..e830bc7 100644
--- a/Makefile
+++ b/Makefile
@@ -115,6 +115,8 @@ all::
 #
 # Define ASCIIDOC8 if you want to format documentation with AsciiDoc 8
 #
+# Define DOCBOOK_XSL_172 if you want to format man pages with DocBook XSL v1.72.
+#
 # Define NO_PERL_MAKEMAKER if you cannot use Makefiles generated by perl's
 # MakeMaker (e.g. using ActiveState under Cygwin).
 #
diff --git a/builtin-revert.c b/builtin-revert.c
index afc2884..365b330 100644
--- a/builtin-revert.c
+++ b/builtin-revert.c
@@ -258,7 +258,7 @@ static int revert_or_cherry_pick(int argc, const char **argv)
 		if (get_sha1("HEAD", head))
 			die ("You do not have a valid HEAD");
 		wt_status_prepare(&s);
-		if (s.commitable || s.workdir_dirty)
+		if (s.commitable)
 			die ("Dirty index: cannot %s", me);
 		discard_cache();
 	}
diff --git a/fast-import.c b/fast-import.c
index f93d7d6..98c2bd5 100644
--- a/fast-import.c
+++ b/fast-import.c
@@ -153,13 +153,16 @@ Format of STDIN stream:
 
 #define PACK_ID_BITS 16
 #define MAX_PACK_ID ((1<<PACK_ID_BITS)-1)
+#define DEPTH_BITS 13
+#define MAX_DEPTH ((1<<DEPTH_BITS)-1)
 
 struct object_entry
 {
 	struct object_entry *next;
 	uint32_t offset;
-	unsigned type : TYPE_BITS;
-	unsigned pack_id : PACK_ID_BITS;
+	uint32_t type : TYPE_BITS,
+		pack_id : PACK_ID_BITS,
+		depth : DEPTH_BITS;
 	unsigned char sha1[20];
 };
 
@@ -1083,7 +1086,7 @@ static int store_object(
 		unsigned pos = sizeof(hdr) - 1;
 
 		delta_count_by_type[type]++;
-		last->depth++;
+		e->depth = last->depth + 1;
 
 		hdrlen = encode_header(OBJ_OFS_DELTA, deltalen, hdr);
 		write_or_die(pack_data->pack_fd, hdr, hdrlen);
@@ -1095,8 +1098,7 @@ static int store_object(
 		write_or_die(pack_data->pack_fd, hdr + pos, sizeof(hdr) - pos);
 		pack_size += sizeof(hdr) - pos;
 	} else {
-		if (last)
-			last->depth = 0;
+		e->depth = 0;
 		hdrlen = encode_header(type, dat->len, hdr);
 		write_or_die(pack_data->pack_fd, hdr, hdrlen);
 		pack_size += hdrlen;
@@ -1114,6 +1116,7 @@ static int store_object(
 			strbuf_swap(&last->data, dat);
 		}
 		last->offset = e->offset;
+		last->depth = e->depth;
 	}
 	return 0;
 }
@@ -1160,7 +1163,7 @@ static void load_tree(struct tree_entry *root)
 	if (myoe && myoe->pack_id != MAX_PACK_ID) {
 		if (myoe->type != OBJ_TREE)
 			die("Not a tree: %s", sha1_to_hex(sha1));
-		t->delta_depth = 0;
+		t->delta_depth = myoe->depth;
 		buf = gfi_unpack_entry(myoe, &size);
 	} else {
 		enum object_type type;
@@ -2289,8 +2292,11 @@ int main(int argc, const char **argv)
 		}
 		else if (!prefixcmp(a, "--max-pack-size="))
 			max_packsize = strtoumax(a + 16, NULL, 0) * 1024 * 1024;
-		else if (!prefixcmp(a, "--depth="))
+		else if (!prefixcmp(a, "--depth=")) {
 			max_depth = strtoul(a + 8, NULL, 0);
+			if (max_depth > MAX_DEPTH)
+				die("--depth cannot exceed %u", MAX_DEPTH);
+		}
 		else if (!prefixcmp(a, "--active-branches="))
 			max_active_branches = strtoul(a + 18, NULL, 0);
 		else if (!prefixcmp(a, "--import-marks="))
diff --git a/git-clean.sh b/git-clean.sh
index 521fabc..ad68595 100755
--- a/git-clean.sh
+++ b/git-clean.sh
@@ -83,15 +83,22 @@ esac
 
 if [ -z "$ignored" ]; then
 	excl="--exclude-per-directory=.gitignore"
+	excl_info= excludes_file=
 	if [ -f "$GIT_DIR/info/exclude" ]; then
 		excl_info="--exclude-from=$GIT_DIR/info/exclude"
 	fi
+	if cfg_excl=$(git config core.excludesfile) && test -f "$cfg_excl"
+	then
+		excludes_file="--exclude-from=$cfg_excl"
+	fi
 	if [ "$ignoredonly" ]; then
 		excl="$excl --ignored"
 	fi
 fi
 
-git ls-files --others --directory $excl ${excl_info:+"$excl_info"} -- "$@" |
+git ls-files --others --directory \
+	$excl ${excl_info:+"$excl_info"} ${excludes_file:+"$excludes_file"} \
+	-- "$@" |
 while read -r file; do
 	if [ -d "$file" -a ! -L "$file" ]; then
 		if [ -z "$cleandir" ]; then
diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index 1113904..f1039d1 100755
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -149,7 +149,7 @@ test_expect_success 'stop on conflicting pick' '
 	diff -u expect .git/.dotest-merge/patch &&
 	diff -u expect2 file1 &&
 	test 4 = $(grep -v "^#" < .git/.dotest-merge/done | wc -l) &&
-	test 0 = $(grep -v "^#" < .git/.dotest-merge/todo | wc -l)
+	test 0 = $(grep -v "^#" < .git/.dotest-merge/git-rebase-todo | wc -l)
 '
 
 test_expect_success 'abort' '
diff --git a/t/t7300-clean.sh b/t/t7300-clean.sh
index 25d3102..f013c17 100755
--- a/t/t7300-clean.sh
+++ b/t/t7300-clean.sh
@@ -291,4 +291,15 @@ test_expect_success 'clean.requireForce and -f' '
 
 '
 
+test_expect_success 'core.excludesfile' '
+
+	echo excludes >excludes &&
+	echo included >included &&
+	git config core.excludesfile excludes &&
+	output=$(git clean -n excludes included 2>&1) &&
+	expr "$output" : ".*included" >/dev/null &&
+	! expr "$output" : ".*excludes" >/dev/null
+
+'
+
 test_done