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-rw-r--r--builtin-pack-objects.c35
1 files changed, 34 insertions, 1 deletions
diff --git a/builtin-pack-objects.c b/builtin-pack-objects.c
index 631fb8c9a..225d311e4 100644
--- a/builtin-pack-objects.c
+++ b/builtin-pack-objects.c
@@ -1,5 +1,6 @@
#include "builtin.h"
#include "cache.h"
+#include "attr.h"
#include "object.h"
#include "blob.h"
#include "commit.h"
@@ -40,9 +41,10 @@ struct object_entry {
enum object_type in_pack_type; /* could be delta */
unsigned char in_pack_header_size;
unsigned char preferred_base; /* we do not pack this, but is available
- * to be used as the base objectto delta
+ * to be used as the base object to delta
* objects against.
*/
+ unsigned char no_try_delta;
};
/*
@@ -739,6 +741,28 @@ static unsigned name_hash(const char *name)
return hash;
}
+static void setup_delta_attr_check(struct git_attr_check *check)
+{
+ static struct git_attr *attr_delta;
+
+ if (!attr_delta)
+ attr_delta = git_attr("delta", 5);
+
+ check[0].attr = attr_delta;
+}
+
+static int no_try_delta(const char *path)
+{
+ struct git_attr_check check[1];
+
+ setup_delta_attr_check(check);
+ if (git_checkattr(path, ARRAY_SIZE(check), check))
+ return 0;
+ if (ATTR_FALSE(check->value))
+ return 1;
+ return 0;
+}
+
static int add_object_entry(const unsigned char *sha1, enum object_type type,
const char *name, int exclude)
{
@@ -803,6 +827,9 @@ static int add_object_entry(const unsigned char *sha1, enum object_type type,
if (progress)
display_progress(&progress_state, nr_objects);
+ if (name && no_try_delta(name))
+ entry->no_try_delta = 1;
+
return 1;
}
@@ -1351,6 +1378,10 @@ static void find_deltas(struct object_entry **list, int window, int depth)
if (entry->size < 50)
continue;
+
+ if (entry->no_try_delta)
+ continue;
+
free_delta_index(n->index);
n->index = NULL;
free(n->data);
@@ -1378,6 +1409,8 @@ static void find_deltas(struct object_entry **list, int window, int depth)
m = array + other_idx;
if (!m->entry)
break;
+ if (m->entry->no_try_delta)
+ continue;
if (try_delta(n, m, max_depth) < 0)
break;
}