Merge branch 'bc/reflog-fix' into js/reflog-delete

* bc/reflog-fix: (1490 commits)
  builtin-reflog.c: don't install new reflog on write failure
  hash: fix lookup_hash semantics
  gitweb: Better chopping in commit search results
  builtin-tag.c: remove cruft
  git-merge-index documentation: clarify synopsis
  send-email: fix In-Reply-To regression
  git-reset --hard and git-read-tree --reset: fix read_cache_unmerged()
  Teach git-grep --name-only as synonym for -l
  diff: fix java funcname pattern for solaris
  t3404: use configured shell instead of /bin/sh
  git_config_*: don't assume we are parsing a config file
  prefix_path: use is_absolute_path() instead of *orig == '/'
  git-clean: handle errors if removing files fails
  Clarified the meaning of git-add -u in the documentation
  git-clone.sh: properly configure remote even if remote's head is dangling
  git.el: Set process-environment instead of invoking env
  Documentation/git-stash: document options for git stash list
  send-email: squelch warning due to comparing undefined $_ to ""
  cvsexportcommit: be graceful when "cvs status" reorders the arguments
  Rename git-core rpm to just git and rename the meta-pacakge to git-all.
  ...

Conflicts:

	Documentation/git-reflog.txt
	t/t1410-reflog.sh

1 files changed, 10 insertions, 7 deletions

diff --git a/tree-diff.c b/tree-diff.c
index 26bdbdd2bf..e1e2e6c6ce 100644
--- a/tree-diff.c
+++ b/tree-diff.c
@@ -39,7 +39,7 @@ static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2, const
 		show_entry(opt, "+", t2, base, baselen);
 		return 1;
 	}
-	if (!opt->find_copies_harder && !hashcmp(sha1, sha2) && mode1 == mode2)
+	if (!DIFF_OPT_TST(opt, FIND_COPIES_HARDER) && !hashcmp(sha1, sha2) && mode1 == mode2)
 		return 0;
 
 	/*
@@ -52,10 +52,10 @@ static int compare_tree_entry(struct tree_desc *t1, struct tree_desc *t2, const
 		return 0;
 	}
 
-	if (opt->recursive && S_ISDIR(mode1)) {
+	if (DIFF_OPT_TST(opt, RECURSIVE) && S_ISDIR(mode1)) {
 		int retval;
 		char *newbase = malloc_base(base, baselen, path1, pathlen1);
-		if (opt->tree_in_recursive)
+		if (DIFF_OPT_TST(opt, TREE_IN_RECURSIVE))
 			opt->change(opt, mode1, mode2,
 				    sha1, sha2, base, path1);
 		retval = diff_tree_sha1(sha1, sha2, newbase, opt);
@@ -206,7 +206,7 @@ static void show_entry(struct diff_options *opt, const char *prefix, struct tree
 	const char *path;
 	const unsigned char *sha1 = tree_entry_extract(desc, &path, &mode);
 
-	if (opt->recursive && S_ISDIR(mode)) {
+	if (DIFF_OPT_TST(opt, RECURSIVE) && S_ISDIR(mode)) {
 		enum object_type type;
 		int pathlen = tree_entry_len(path, sha1);
 		char *newbase = malloc_base(base, baselen, path, pathlen);
@@ -257,7 +257,7 @@ int diff_tree(struct tree_desc *t1, struct tree_desc *t2, const char *base, stru
 	int baselen = strlen(base);
 
 	for (;;) {
-		if (opt->quiet && opt->has_changes)
+		if (DIFF_OPT_TST(opt, QUIET) && DIFF_OPT_TST(opt, HAS_CHANGES))
 			break;
 		if (opt->nr_paths) {
 			skip_uninteresting(t1, base, baselen, opt);
@@ -315,16 +315,18 @@ static void try_to_follow_renames(struct tree_desc *t1, struct tree_desc *t2, co
 	q->nr = 0;
 
 	diff_setup(&diff_opts);
-	diff_opts.recursive = 1;
+	DIFF_OPT_SET(&diff_opts, RECURSIVE);
 	diff_opts.detect_rename = DIFF_DETECT_RENAME;
 	diff_opts.output_format = DIFF_FORMAT_NO_OUTPUT;
 	diff_opts.single_follow = opt->paths[0];
+	diff_opts.break_opt = opt->break_opt;
 	paths[0] = NULL;
 	diff_tree_setup_paths(paths, &diff_opts);
 	if (diff_setup_done(&diff_opts) < 0)
 		die("unable to set up diff options to follow renames");
 	diff_tree(t1, t2, base, &diff_opts);
 	diffcore_std(&diff_opts);
+	diff_tree_release_paths(&diff_opts);
 
 	/* Go through the new set of filepairing, and see if we find a more interesting one */
 	for (i = 0; i < q->nr; i++) {
@@ -341,6 +343,7 @@ static void try_to_follow_renames(struct tree_desc *t1, struct tree_desc *t2, co
 			choice = p;
 
 			/* Update the path we use from now on.. */
+			diff_tree_release_paths(opt);
 			opt->paths[0] = xstrdup(p->one->path);
 			diff_tree_setup_paths(opt->paths, opt);
 			break;
@@ -379,7 +382,7 @@ int diff_tree_sha1(const unsigned char *old, const unsigned char *new, const cha
 	init_tree_desc(&t1, tree1, size1);
 	init_tree_desc(&t2, tree2, size2);
 	retval = diff_tree(&t1, &t2, base, opt);
-	if (opt->follow_renames && diff_might_be_rename()) {
+	if (DIFF_OPT_TST(opt, FOLLOW_RENAMES) && diff_might_be_rename()) {
 		init_tree_desc(&t1, tree1, size1);
 		init_tree_desc(&t2, tree2, size2);
 		try_to_follow_renames(&t1, &t2, base, opt);