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[PATCH 17/20] cat-file: add is_cat flag in ref-filter




Add is_cat flag, further it helps to get rid of cat_file_data field
in ref_format.

Signed-off-by: Olga Telezhnaia <olyatelezhnaya@xxxxxxxxx>
Mentored-by: Christian Couder <christian.couder@xxxxxxxxx>
Mentored by: Jeff King <peff@xxxxxxxx>
---
 builtin/cat-file.c | 1 +
 ref-filter.c       | 8 +++++---
 ref-filter.h       | 1 +
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/builtin/cat-file.c b/builtin/cat-file.c
index e11dbf88e386c..289912ab1f858 100644
--- a/builtin/cat-file.c
+++ b/builtin/cat-file.c
@@ -393,6 +393,7 @@ static int batch_objects(struct batch_options *opt)
 	 */
 	memset(&data, 0, sizeof(data));
 	opt->format->cat_file_data = &data;
+	opt->format->is_cat = 1;
 	verify_ref_format(opt->format);
 	if (opt->cmdmode)
 		data.split_on_whitespace = 1;
diff --git a/ref-filter.c b/ref-filter.c
index 112336edbe871..4259c9b9cd767 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -101,6 +101,7 @@ static struct used_atom {
 } *used_atoms;
 static int used_atom_cnt, need_tagged, need_symref;
 struct expand_data *cat_file_info;
+static int is_cat = 0;
 
 static void color_atom_parser(const struct ref_format *format, struct used_atom *atom, const char *color_value)
 {
@@ -493,7 +494,7 @@ static int parse_ref_filter_atom(const struct ref_format *format,
 		need_tagged = 1;
 	if (!strcmp(valid_atoms[i].name, "symref"))
 		need_symref = 1;
-	if (cat_file_info && !strcmp(valid_atoms[i].name, "rest"))
+	if (is_cat && !strcmp(valid_atoms[i].name, "rest"))
 		cat_file_info->split_on_whitespace = 1;
 	return at;
 }
@@ -739,6 +740,7 @@ int verify_ref_format(struct ref_format *format)
 	const char *cp, *sp;
 
 	cat_file_info = format->cat_file_data;
+	is_cat = format->is_cat;
 	format->need_color_reset_at_eol = 0;
 	for (cp = format->format; *cp && (sp = find_next(cp)); ) {
 		const char *color, *ep = strchr(sp, ')');
@@ -748,7 +750,7 @@ int verify_ref_format(struct ref_format *format)
 			return error(_("malformed format string %s"), sp);
 		/* sp points at "%(" and ep points at the closing ")" */
 
-		if (format->cat_file_data)
+		if (is_cat)
 		{
 			at = parse_ref_filter_atom(format, valid_cat_file_atoms,
 						   ARRAY_SIZE(valid_cat_file_atoms), sp + 2, ep);
@@ -1466,7 +1468,7 @@ int populate_value(struct ref_array_item *ref)
 			ref->symref = "";
 	}
 
-	if (cat_file_info) {
+	if (is_cat) {
 		if (!cat_file_info->skip_object_info &&
 		    sha1_object_info_extended(ref->objectname.hash, &cat_file_info->info,
 					      OBJECT_INFO_LOOKUP_REPLACE) < 0) {
diff --git a/ref-filter.h b/ref-filter.h
index 9e4444cf3ef9a..5ba4724a472f6 100644
--- a/ref-filter.h
+++ b/ref-filter.h
@@ -126,6 +126,7 @@ struct ref_format {
 	 * hopefully would be reduced later.
 	 */
 	struct expand_data *cat_file_data;
+	int is_cat;
 };
 
 #define REF_FORMAT_INIT { NULL, 0, -1 }

--
https://github.com/git/git/pull/450