Merge branch 'eb/cred-helper-ignore-sigpipe'
[gitweb.git] / builtin / index-pack.c
index 59878e70b8017e1a531f2976230419a57c210038..d81473e722e7c99b9b05b34506fa4925196ff6d7 100644 (file)
@@ -13,6 +13,7 @@
 #include "streaming.h"
 #include "thread-utils.h"
 #include "packfile.h"
+#include "object-store.h"
 
 static const char index_pack_usage[] =
 "git index-pack [-v] [-o <index-file>] [--keep | --keep=<msg>] [--verify] [--strict] (<pack-file> | --stdin [--fix-thin] [<pack-file>])";
@@ -49,6 +50,7 @@ struct thread_local {
        int pack_fd;
 };
 
+/* Remember to update object flag allocation in object.h */
 #define FLAG_LINK (1u<<20)
 #define FLAG_CHECKED (1u<<21)
 
@@ -58,7 +60,7 @@ struct ofs_delta_entry {
 };
 
 struct ref_delta_entry {
-       unsigned char sha1[20];
+       struct object_id oid;
        int obj_no;
 };
 
@@ -221,7 +223,7 @@ static unsigned check_object(struct object *obj)
 
        if (!(obj->flags & FLAG_CHECKED)) {
                unsigned long size;
-               int type = sha1_object_info(obj->oid.hash, &size);
+               int type = oid_object_info(&obj->oid, &size);
                if (type <= 0)
                        die(_("did not receive expected object %s"),
                              oid_to_hex(&obj->oid));
@@ -671,18 +673,18 @@ static void find_ofs_delta_children(off_t offset,
        *last_index = last;
 }
 
-static int compare_ref_delta_bases(const unsigned char *sha1,
-                                  const unsigned char *sha2,
+static int compare_ref_delta_bases(const struct object_id *oid1,
+                                  const struct object_id *oid2,
                                   enum object_type type1,
                                   enum object_type type2)
 {
        int cmp = type1 - type2;
        if (cmp)
                return cmp;
-       return hashcmp(sha1, sha2);
+       return oidcmp(oid1, oid2);
 }
 
-static int find_ref_delta(const unsigned char *sha1, enum object_type type)
+static int find_ref_delta(const struct object_id *oid, enum object_type type)
 {
        int first = 0, last = nr_ref_deltas;
 
@@ -691,7 +693,7 @@ static int find_ref_delta(const unsigned char *sha1, enum object_type type)
                struct ref_delta_entry *delta = &ref_deltas[next];
                int cmp;
 
-               cmp = compare_ref_delta_bases(sha1, delta->sha1,
+               cmp = compare_ref_delta_bases(oid, &delta->oid,
                                              type, objects[delta->obj_no].type);
                if (!cmp)
                        return next;
@@ -704,11 +706,11 @@ static int find_ref_delta(const unsigned char *sha1, enum object_type type)
        return -first-1;
 }
 
-static void find_ref_delta_children(const unsigned char *sha1,
+static void find_ref_delta_children(const struct object_id *oid,
                                    int *first_index, int *last_index,
                                    enum object_type type)
 {
-       int first = find_ref_delta(sha1, type);
+       int first = find_ref_delta(oid, type);
        int last = first;
        int end = nr_ref_deltas - 1;
 
@@ -717,9 +719,9 @@ static void find_ref_delta_children(const unsigned char *sha1,
                *last_index = -1;
                return;
        }
-       while (first > 0 && !hashcmp(ref_deltas[first - 1].sha1, sha1))
+       while (first > 0 && !oidcmp(&ref_deltas[first - 1].oid, oid))
                --first;
-       while (last < end && !hashcmp(ref_deltas[last + 1].sha1, sha1))
+       while (last < end && !oidcmp(&ref_deltas[last + 1].oid, oid))
                ++last;
        *first_index = first;
        *last_index = last;
@@ -771,7 +773,7 @@ static int check_collison(struct object_entry *entry)
 
        memset(&data, 0, sizeof(data));
        data.entry = entry;
-       data.st = open_istream(entry->idx.oid.hash, &type, &size, NULL);
+       data.st = open_istream(&entry->idx.oid, &type, &size, NULL);
        if (!data.st)
                return -1;
        if (size != entry->size || type != entry->type)
@@ -810,12 +812,12 @@ static void sha1_object(const void *data, struct object_entry *obj_entry,
                enum object_type has_type;
                unsigned long has_size;
                read_lock();
-               has_type = sha1_object_info(oid->hash, &has_size);
+               has_type = oid_object_info(oid, &has_size);
                if (has_type < 0)
                        die(_("cannot read existing object info %s"), oid_to_hex(oid));
                if (has_type != type || has_size != size)
                        die(_("SHA1 COLLISION FOUND WITH %s !"), oid_to_hex(oid));
-               has_data = read_sha1_file(oid->hash, &has_type, &has_size);
+               has_data = read_object_file(oid, &has_type, &has_size);
                read_unlock();
                if (!data)
                        data = new_data = get_data_from_pack(obj_entry);
@@ -827,7 +829,7 @@ static void sha1_object(const void *data, struct object_entry *obj_entry,
                free(has_data);
        }
 
-       if (strict) {
+       if (strict || do_fsck_object) {
                read_lock();
                if (type == OBJ_BLOB) {
                        struct blob *blob = lookup_blob(oid);
@@ -853,7 +855,7 @@ static void sha1_object(const void *data, struct object_entry *obj_entry,
                        if (do_fsck_object &&
                            fsck_object(obj, buf, size, &fsck_options))
                                die(_("Error in object"));
-                       if (fsck_walk(obj, NULL, &fsck_options))
+                       if (strict && fsck_walk(obj, NULL, &fsck_options))
                                die(_("Not all child objects of %s are reachable"), oid_to_hex(&obj->oid));
 
                        if (obj->type == OBJ_TREE) {
@@ -991,7 +993,7 @@ static struct base_data *find_unresolved_deltas_1(struct base_data *base,
                                                  struct base_data *prev_base)
 {
        if (base->ref_last == -1 && base->ofs_last == -1) {
-               find_ref_delta_children(base->obj->idx.oid.hash,
+               find_ref_delta_children(&base->obj->idx.oid,
                                        &base->ref_first, &base->ref_last,
                                        OBJ_REF_DELTA);
 
@@ -1075,7 +1077,7 @@ static int compare_ref_delta_entry(const void *a, const void *b)
        const struct ref_delta_entry *delta_a = a;
        const struct ref_delta_entry *delta_b = b;
 
-       return hashcmp(delta_a->sha1, delta_b->sha1);
+       return oidcmp(&delta_a->oid, &delta_b->oid);
 }
 
 static void resolve_base(struct object_entry *obj)
@@ -1141,7 +1143,7 @@ static void parse_pack_objects(unsigned char *hash)
                        ofs_delta++;
                } else if (obj->type == OBJ_REF_DELTA) {
                        ALLOC_GROW(ref_deltas, nr_ref_deltas + 1, ref_deltas_alloc);
-                       hashcpy(ref_deltas[nr_ref_deltas].sha1, ref_delta_oid.hash);
+                       oidcpy(&ref_deltas[nr_ref_deltas].oid, &ref_delta_oid);
                        ref_deltas[nr_ref_deltas].obj_no = i;
                        nr_ref_deltas++;
                } else if (!data) {
@@ -1373,14 +1375,15 @@ static void fix_unresolved_deltas(struct hashfile *f)
 
                if (objects[d->obj_no].real_type != OBJ_REF_DELTA)
                        continue;
-               base_obj->data = read_sha1_file(d->sha1, &type, &base_obj->size);
+               base_obj->data = read_object_file(&d->oid, &type,
+                                                 &base_obj->size);
                if (!base_obj->data)
                        continue;
 
-               if (check_sha1_signature(d->sha1, base_obj->data,
+               if (check_object_signature(&d->oid, base_obj->data,
                                base_obj->size, type_name(type)))
-                       die(_("local object %s is corrupt"), sha1_to_hex(d->sha1));
-               base_obj->obj = append_obj_to_pack(f, d->sha1,
+                       die(_("local object %s is corrupt"), oid_to_hex(&d->oid));
+               base_obj->obj = append_obj_to_pack(f, d->oid.hash,
                                        base_obj->data, base_obj->size, type);
                find_unresolved_deltas(base_obj);
                display_progress(progress, nr_resolved_deltas);
@@ -1688,6 +1691,8 @@ int cmd_index_pack(int argc, const char **argv, const char *prefix)
                        } else if (!strcmp(arg, "--check-self-contained-and-connected")) {
                                strict = 1;
                                check_self_contained_and_connected = 1;
+                       } else if (!strcmp(arg, "--fsck-objects")) {
+                               do_fsck_object = 1;
                        } else if (!strcmp(arg, "--verify")) {
                                verify = 1;
                        } else if (!strcmp(arg, "--verify-stat")) {