1 files changed, 48 insertions, 14 deletions

diff --git a/list-objects-filter-options.h b/list-objects-filter-options.h
index c54f000..2ffb392 100644
--- a/list-objects-filter-options.h
+++ b/list-objects-filter-options.h
@@ -2,7 +2,7 @@
 #define LIST_OBJECTS_FILTER_OPTIONS_H
 
 #include "parse-options.h"
-#include "strbuf.h"
+#include "string-list.h"
 
 /*
  * The list of defined filters for list-objects.
@@ -13,6 +13,7 @@ enum list_objects_filter_choice {
 	LOFC_BLOB_LIMIT,
 	LOFC_TREE_DEPTH,
 	LOFC_SPARSE_OID,
+	LOFC_COMBINE,
 	LOFC__COUNT /* must be last */
 };
 
@@ -23,8 +24,10 @@ struct list_objects_filter_options {
 	 * commands that launch filtering sub-processes, or for communication
 	 * over the network, don't use this value; use the result of
 	 * expand_list_objects_filter_spec() instead.
+	 * To get the raw filter spec given by the user, use the result of
+	 * list_objects_filter_spec().
 	 */
-	char *filter_spec;
+	struct string_list filter_spec;
 
 	/*
 	 * 'choice' is determined by parsing the filter-spec.  This indicates
@@ -38,19 +41,40 @@ struct list_objects_filter_options {
 	unsigned int no_filter : 1;
 
 	/*
-	 * Parsed values (fields) from within the filter-spec.  These are
-	 * choice-specific; not all values will be defined for any given
-	 * choice.
+	 * BEGIN choice-specific parsed values from within the filter-spec. Only
+	 * some values will be defined for any given choice.
 	 */
-	struct object_id *sparse_oid_value;
+
+	char *sparse_oid_name;
 	unsigned long blob_limit_value;
 	unsigned long tree_exclude_depth;
+
+	/* LOFC_COMBINE values */
+
+	/* This array contains all the subfilters which this filter combines. */
+	size_t sub_nr, sub_alloc;
+	struct list_objects_filter_options *sub;
+
+	/*
+	 * END choice-specific parsed values.
+	 */
 };
 
 /* Normalized command line arguments */
 #define CL_ARG__FILTER "filter"
 
-int parse_list_objects_filter(
+void list_objects_filter_die_if_populated(
+	struct list_objects_filter_options *filter_options);
+
+/*
+ * Parses the filter spec string given by arg and either (1) simply places the
+ * result in filter_options if it is not yet populated or (2) combines it with
+ * the filter already in filter_options if it is already populated. In the case
+ * of (2), the filter specs are combined as if specified with 'combine:'.
+ *
+ * Dies and prints a user-facing message if an error occurs.
+ */
+void parse_list_objects_filter(
 	struct list_objects_filter_options *filter_options,
 	const char *arg);
 
@@ -65,13 +89,22 @@ int opt_parse_list_objects_filter(const struct option *opt,
 /*
  * Translates abbreviated numbers in the filter's filter_spec into their
  * fully-expanded forms (e.g., "limit:blob=1k" becomes "limit:blob=1024").
+ * Returns a string owned by the list_objects_filter_options object.
  *
- * This form should be used instead of the raw filter_spec field when
- * communicating with a remote process or subprocess.
+ * This form should be used instead of the raw list_objects_filter_spec()
+ * value when communicating with a remote process or subprocess.
+ */
+const char *expand_list_objects_filter_spec(
+	struct list_objects_filter_options *filter);
+
+/*
+ * Returns the filter spec string more or less in the form as the user
+ * entered it. This form of the filter_spec can be used in user-facing
+ * messages.  Returns a string owned by the list_objects_filter_options
+ * object.
  */
-void expand_list_objects_filter_spec(
-	const struct list_objects_filter_options *filter,
-	struct strbuf *expanded_spec);
+const char *list_objects_filter_spec(
+	struct list_objects_filter_options *filter);
 
 void list_objects_filter_release(
 	struct list_objects_filter_options *filter_options);
@@ -85,8 +118,9 @@ static inline void list_objects_filter_set_no_filter(
 
 void partial_clone_register(
 	const char *remote,
-	const struct list_objects_filter_options *filter_options);
-void partial_clone_get_default_filter_spec(
 	struct list_objects_filter_options *filter_options);
+void partial_clone_get_default_filter_spec(
+	struct list_objects_filter_options *filter_options,
+	const char *remote);
 
 #endif /* LIST_OBJECTS_FILTER_OPTIONS_H */