Add flag to ref_format struct so that we could pass needed info
to cat-file.

Signed-off-by: Olga Telezhnaia <olyatelezhn...@gmail.com>
Mentored-by: Christian Couder <christian.cou...@gmail.com>
Mentored by: Jeff King <p...@peff.net>
---
 builtin/cat-file.c | 1 +
 ref-filter.c       | 4 ++--
 ref-filter.h       | 1 +
 3 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/builtin/cat-file.c b/builtin/cat-file.c
index 289912ab1f858..5aac10b9808ff 100644
--- a/builtin/cat-file.c
+++ b/builtin/cat-file.c
@@ -394,6 +394,7 @@ static int batch_objects(struct batch_options *opt)
        memset(&data, 0, sizeof(data));
        opt->format->cat_file_data = &data;
        opt->format->is_cat = 1;
+       opt->format->split_on_whitespace = &data.split_on_whitespace;
        verify_ref_format(opt->format);
        if (opt->cmdmode)
                data.split_on_whitespace = 1;
diff --git a/ref-filter.c b/ref-filter.c
index 4259c9b9cd767..ee27edb2dad56 100644
--- a/ref-filter.c
+++ b/ref-filter.c
@@ -494,8 +494,8 @@ 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 (is_cat && !strcmp(valid_atoms[i].name, "rest"))
-               cat_file_info->split_on_whitespace = 1;
+       if (!strcmp(valid_atoms[i].name, "rest"))
+               *format->split_on_whitespace = 1;
        return at;
 }
 
diff --git a/ref-filter.h b/ref-filter.h
index 5ba4724a472f6..3228661414623 100644
--- a/ref-filter.h
+++ b/ref-filter.h
@@ -127,6 +127,7 @@ struct ref_format {
         */
        struct expand_data *cat_file_data;
        int is_cat;
+       int *split_on_whitespace;
 };
 
 #define REF_FORMAT_INIT { NULL, 0, -1 }

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

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