Just like the diff machinery, we are about to introduce more settings,
therefore it makes sense to carry them around as a (pointer to a) struct
containing all of them.
Signed-off-by: Johannes Schindelin <johannes.schindelin@xxxxxx>
---
builtin/fsck.c | 20 +++++--
builtin/index-pack.c | 9 +--
builtin/unpack-objects.c | 11 ++--
fsck.c | 150 +++++++++++++++++++++++------------------------
fsck.h | 17 +++++-
5 files changed, 114 insertions(+), 93 deletions(-)
diff --git a/builtin/fsck.c b/builtin/fsck.c
index a27515a..2241e29 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -25,6 +25,8 @@ static int include_reflogs = 1;
static int check_full = 1;
static int check_strict;
static int keep_cache_objects;
+static struct fsck_options fsck_walk_options = FSCK_OPTIONS_DEFAULT;
+static struct fsck_options fsck_obj_options = FSCK_OPTIONS_DEFAULT;
static unsigned char head_sha1[20];
static const char *head_points_at;
static int errors_found;
@@ -76,7 +78,7 @@ static int fsck_error_func(struct object *obj, int type, const char *err, ...)
static struct object_array pending;
-static int mark_object(struct object *obj, int type, void *data)
+static int mark_object(struct object *obj, int type, void *data, struct fsck_options *options)
{
struct object *parent = data;
@@ -119,7 +121,7 @@ static int mark_object(struct object *obj, int type, void *data)
static void mark_object_reachable(struct object *obj)
{
- mark_object(obj, OBJ_ANY, NULL);
+ mark_object(obj, OBJ_ANY, NULL, NULL);
}
static int traverse_one_object(struct object *obj)
@@ -132,7 +134,7 @@ static int traverse_one_object(struct object *obj)
if (parse_tree(tree) < 0)
return 1; /* error already displayed */
}
- result = fsck_walk(obj, mark_object, obj);
+ result = fsck_walk(obj, obj, &fsck_walk_options);
if (tree)
free_tree_buffer(tree);
return result;
@@ -158,7 +160,7 @@ static int traverse_reachable(void)
return !!result;
}
-static int mark_used(struct object *obj, int type, void *data)
+static int mark_used(struct object *obj, int type, void *data, struct fsck_options *options)
{
if (!obj)
return 1;
@@ -296,9 +298,9 @@ static int fsck_obj(struct object *obj)
fprintf(stderr, "Checking %s %s\n",
typename(obj->type), sha1_to_hex(obj->sha1));
- if (fsck_walk(obj, mark_used, NULL))
+ if (fsck_walk(obj, NULL, &fsck_obj_options))
objerror(obj, "broken links");
- if (fsck_object(obj, NULL, 0, check_strict, fsck_error_func))
+ if (fsck_object(obj, NULL, 0, &fsck_obj_options))
return -1;
if (obj->type == OBJ_TREE) {
@@ -630,6 +632,12 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
argc = parse_options(argc, argv, prefix, fsck_opts, fsck_usage, 0);
+ fsck_walk_options.walk = mark_object;
+ fsck_obj_options.walk = mark_used;
+ fsck_obj_options.error_func = fsck_error_func;
+ if (check_strict)
+ fsck_obj_options.strict = 1;
+
if (show_progress == -1)
show_progress = isatty(2);
if (verbose)
diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index 4632117..925f7b5 100644
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -74,6 +74,7 @@ static int nr_threads;
static int from_stdin;
static int strict;
static int do_fsck_object;
+static struct fsck_options fsck_options = FSCK_OPTIONS_STRICT;
static int verbose;
static int show_stat;
static int check_self_contained_and_connected;
@@ -191,7 +192,7 @@ static void cleanup_thread(void)
#endif
-static int mark_link(struct object *obj, int type, void *data)
+static int mark_link(struct object *obj, int type, void *data, struct fsck_options *options)
{
if (!obj)
return -1;
@@ -782,10 +783,10 @@ static void sha1_object(const void *data, struct object_entry *obj_entry,
if (!obj)
die(_("invalid %s"), typename(type));
if (do_fsck_object &&
- fsck_object(obj, buf, size, 1,
- fsck_error_function))
+ fsck_object(obj, buf, size, &fsck_options))
die(_("Error in object"));
- if (fsck_walk(obj, mark_link, NULL))
+ fsck_options.walk = mark_link;
+ if (fsck_walk(obj, NULL, &fsck_options))
die(_("Not all child objects of %s are reachable"), sha1_to_hex(obj->sha1));
if (obj->type == OBJ_TREE) {
diff --git a/builtin/unpack-objects.c b/builtin/unpack-objects.c
index ac66672..6d17040 100644
--- a/builtin/unpack-objects.c
+++ b/builtin/unpack-objects.c
@@ -20,6 +20,7 @@ static unsigned char buffer[4096];
static unsigned int offset, len;
static off_t consumed_bytes;
static git_SHA_CTX ctx;
+static struct fsck_options fsck_options = FSCK_OPTIONS_STRICT;
/*
* When running under --strict mode, objects whose reachability are
@@ -178,7 +179,7 @@ static void write_cached_object(struct object *obj, struct obj_buffer *obj_buf)
* that have reachability requirements and calls this function.
* Verify its reachability and validity recursively and write it out.
*/
-static int check_object(struct object *obj, int type, void *data)
+static int check_object(struct object *obj, int type, void *data, struct fsck_options *options)
{
struct obj_buffer *obj_buf;
@@ -203,10 +204,10 @@ static int check_object(struct object *obj, int type, void *data)
obj_buf = lookup_object_buffer(obj);
if (!obj_buf)
die("Whoops! Cannot find object '%s'", sha1_to_hex(obj->sha1));
- if (fsck_object(obj, obj_buf->buffer, obj_buf->size, 1,
- fsck_error_function))
+ if (fsck_object(obj, obj_buf->buffer, obj_buf->size, &fsck_options))
die("Error in object");
- if (fsck_walk(obj, check_object, NULL))
+ fsck_options.walk = check_object;
+ if (fsck_walk(obj, NULL, &fsck_options))
die("Error on reachable objects of %s", sha1_to_hex(obj->sha1));
write_cached_object(obj, obj_buf);
return 0;
@@ -217,7 +218,7 @@ static void write_rest(void)
unsigned i;
for (i = 0; i < nr_objects; i++) {
if (obj_list[i].obj)
- check_object(obj_list[i].obj, OBJ_ANY, NULL);
+ check_object(obj_list[i].obj, OBJ_ANY, NULL, NULL);
}
}
diff --git a/fsck.c b/fsck.c
index 10bcb65..d83b811 100644
--- a/fsck.c
+++ b/fsck.c
@@ -9,7 +9,7 @@
#include "refs.h"
#include "utf8.h"
-static int fsck_walk_tree(struct tree *tree, fsck_walk_func walk, void *data)
+static int fsck_walk_tree(struct tree *tree, void *data, struct fsck_options *options)
{
struct tree_desc desc;
struct name_entry entry;
@@ -25,9 +25,9 @@ static int fsck_walk_tree(struct tree *tree, fsck_walk_func walk, void *data)
if (S_ISGITLINK(entry.mode))
continue;
if (S_ISDIR(entry.mode))
- result = walk(&lookup_tree(entry.sha1)->object, OBJ_TREE, data);
+ result = options->walk(&lookup_tree(entry.sha1)->object, OBJ_TREE, data, options);
else if (S_ISREG(entry.mode) || S_ISLNK(entry.mode))
- result = walk(&lookup_blob(entry.sha1)->object, OBJ_BLOB, data);
+ result = options->walk(&lookup_blob(entry.sha1)->object, OBJ_BLOB, data, options);
else {
result = error("in tree %s: entry %s has bad mode %.6o",
sha1_to_hex(tree->object.sha1), entry.path, entry.mode);
@@ -40,7 +40,7 @@ static int fsck_walk_tree(struct tree *tree, fsck_walk_func walk, void *data)
return res;
}
-static int fsck_walk_commit(struct commit *commit, fsck_walk_func walk, void *data)
+static int fsck_walk_commit(struct commit *commit, void *data, struct fsck_options *options)
{
struct commit_list *parents;
int res;
@@ -49,14 +49,14 @@ static int fsck_walk_commit(struct commit *commit, fsck_walk_func walk, void *da
if (parse_commit(commit))
return -1;
- result = walk((struct object *)commit->tree, OBJ_TREE, data);
+ result = options->walk((struct object *)commit->tree, OBJ_TREE, data, options);
if (result < 0)
return result;
res = result;
parents = commit->parents;
while (parents) {
- result = walk((struct object *)parents->item, OBJ_COMMIT, data);
+ result = options->walk((struct object *)parents->item, OBJ_COMMIT, data, options);
if (result < 0)
return result;
if (!res)
@@ -66,14 +66,14 @@ static int fsck_walk_commit(struct commit *commit, fsck_walk_func walk, void *da
return res;
}
-static int fsck_walk_tag(struct tag *tag, fsck_walk_func walk, void *data)
+static int fsck_walk_tag(struct tag *tag, void *data, struct fsck_options *options)
{
if (parse_tag(tag))
return -1;
- return walk(tag->tagged, OBJ_ANY, data);
+ return options->walk(tag->tagged, OBJ_ANY, data, options);
}
-int fsck_walk(struct object *obj, fsck_walk_func walk, void *data)
+int fsck_walk(struct object *obj, void *data, struct fsck_options *options)
{
if (!obj)
return -1;
@@ -81,11 +81,11 @@ int fsck_walk(struct object *obj, fsck_walk_func walk, void *data)
case OBJ_BLOB:
return 0;
case OBJ_TREE:
- return fsck_walk_tree((struct tree *)obj, walk, data);
+ return fsck_walk_tree((struct tree *)obj, data, options);
case OBJ_COMMIT:
- return fsck_walk_commit((struct commit *)obj, walk, data);
+ return fsck_walk_commit((struct commit *)obj, data, options);
case OBJ_TAG:
- return fsck_walk_tag((struct tag *)obj, walk, data);
+ return fsck_walk_tag((struct tag *)obj, data, options);
default:
error("Unknown object type for %s", sha1_to_hex(obj->sha1));
return -1;
@@ -138,7 +138,7 @@ static int verify_ordered(unsigned mode1, const char *name1, unsigned mode2, con
return c1 < c2 ? 0 : TREE_UNORDERED;
}
-static int fsck_tree(struct tree *item, int strict, fsck_error error_func)
+static int fsck_tree(struct tree *item, struct fsck_options *options)
{
int retval;
int has_null_sha1 = 0;
@@ -194,7 +194,7 @@ static int fsck_tree(struct tree *item, int strict, fsck_error error_func)
* bits..
*/
case S_IFREG | 0664:
- if (!strict)
+ if (!options->strict)
break;
default:
has_bad_modes = 1;
@@ -219,30 +219,30 @@ static int fsck_tree(struct tree *item, int strict, fsck_error error_func)
retval = 0;
if (has_null_sha1)
- retval += error_func(&item->object, FSCK_WARN, "contains entries pointing to null sha1");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains entries pointing to null sha1");
if (has_full_path)
- retval += error_func(&item->object, FSCK_WARN, "contains full pathnames");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains full pathnames");
if (has_empty_name)
- retval += error_func(&item->object, FSCK_WARN, "contains empty pathname");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains empty pathname");
if (has_dot)
- retval += error_func(&item->object, FSCK_WARN, "contains '.'");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains '.'");
if (has_dotdot)
- retval += error_func(&item->object, FSCK_WARN, "contains '..'");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains '..'");
if (has_dotgit)
- retval += error_func(&item->object, FSCK_WARN, "contains '.git'");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains '.git'");
if (has_zero_pad)
- retval += error_func(&item->object, FSCK_WARN, "contains zero-padded file modes");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains zero-padded file modes");
if (has_bad_modes)
- retval += error_func(&item->object, FSCK_WARN, "contains bad file modes");
+ retval += options->error_func(&item->object, FSCK_WARN, "contains bad file modes");
if (has_dup_entries)
- retval += error_func(&item->object, FSCK_ERROR, "contains duplicate file entries");
+ retval += options->error_func(&item->object, FSCK_ERROR, "contains duplicate file entries");
if (not_properly_sorted)
- retval += error_func(&item->object, FSCK_ERROR, "not properly sorted");
+ retval += options->error_func(&item->object, FSCK_ERROR, "not properly sorted");
return retval;
}
static int require_end_of_header(const void *data, unsigned long size,
- struct object *obj, fsck_error error_func)
+ struct object *obj, struct fsck_options *options)
{
const char *buffer = (const char *)data;
unsigned long i;
@@ -250,7 +250,7 @@ static int require_end_of_header(const void *data, unsigned long size,
for (i = 0; i < size; i++) {
switch (buffer[i]) {
case '\0':
- return error_func(obj, FSCK_ERROR,
+ return options->error_func(obj, FSCK_ERROR,
"unterminated header: NUL at offset %d", i);
case '\n':
if (i + 1 < size && buffer[i + 1] == '\n')
@@ -258,36 +258,36 @@ static int require_end_of_header(const void *data, unsigned long size,
}
}
- return error_func(obj, FSCK_ERROR, "unterminated header");
+ return options->error_func(obj, FSCK_ERROR, "unterminated header");
}
-static int fsck_ident(const char **ident, struct object *obj, fsck_error error_func)
+static int fsck_ident(const char **ident, struct object *obj, struct fsck_options *options)
{
char *end;
if (**ident == '<')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - missing space before email");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - missing space before email");
*ident += strcspn(*ident, "<>\n");
if (**ident == '>')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - bad name");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - bad name");
if (**ident != '<')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - missing email");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - missing email");
if ((*ident)[-1] != ' ')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - missing space before email");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - missing space before email");
(*ident)++;
*ident += strcspn(*ident, "<>\n");
if (**ident != '>')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - bad email");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - bad email");
(*ident)++;
if (**ident != ' ')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - missing space before date");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - missing space before date");
(*ident)++;
if (**ident == '0' && (*ident)[1] != ' ')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - zero-padded date");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - zero-padded date");
if (date_overflows(strtoul(*ident, &end, 10)))
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - date causes integer overflow");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - date causes integer overflow");
if (end == *ident || *end != ' ')
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - bad date");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - bad date");
*ident = end + 1;
if ((**ident != '+' && **ident != '-') ||
!isdigit((*ident)[1]) ||
@@ -295,30 +295,30 @@ static int fsck_ident(const char **ident, struct object *obj, fsck_error error_f
!isdigit((*ident)[3]) ||
!isdigit((*ident)[4]) ||
((*ident)[5] != '\n'))
- return error_func(obj, FSCK_ERROR, "invalid author/committer line - bad time zone");
+ return options->error_func(obj, FSCK_ERROR, "invalid author/committer line - bad time zone");
(*ident) += 6;
return 0;
}
static int fsck_commit_buffer(struct commit *commit, const char *buffer,
- unsigned long size, fsck_error error_func)
+ unsigned long size, struct fsck_options *options)
{
unsigned char tree_sha1[20], sha1[20];
struct commit_graft *graft;
unsigned parent_count, parent_line_count = 0;
int err;
- if (require_end_of_header(buffer, size, &commit->object, error_func))
+ if (require_end_of_header(buffer, size, &commit->object, options))
return -1;
if (!skip_prefix(buffer, "tree ", &buffer))
- return error_func(&commit->object, FSCK_ERROR, "invalid format - expected 'tree' line");
+ return options->error_func(&commit->object, FSCK_ERROR, "invalid format - expected 'tree' line");
if (get_sha1_hex(buffer, tree_sha1) || buffer[40] != '\n')
- return error_func(&commit->object, FSCK_ERROR, "invalid 'tree' line format - bad sha1");
+ return options->error_func(&commit->object, FSCK_ERROR, "invalid 'tree' line format - bad sha1");
buffer += 41;
while (skip_prefix(buffer, "parent ", &buffer)) {
if (get_sha1_hex(buffer, sha1) || buffer[40] != '\n')
- return error_func(&commit->object, FSCK_ERROR, "invalid 'parent' line format - bad sha1");
+ return options->error_func(&commit->object, FSCK_ERROR, "invalid 'parent' line format - bad sha1");
buffer += 41;
parent_line_count++;
}
@@ -328,39 +328,39 @@ static int fsck_commit_buffer(struct commit *commit, const char *buffer,
if (graft->nr_parent == -1 && !parent_count)
; /* shallow commit */
else if (graft->nr_parent != parent_count)
- return error_func(&commit->object, FSCK_ERROR, "graft objects missing");
+ return options->error_func(&commit->object, FSCK_ERROR, "graft objects missing");
} else {
if (parent_count != parent_line_count)
- return error_func(&commit->object, FSCK_ERROR, "parent objects missing");
+ return options->error_func(&commit->object, FSCK_ERROR, "parent objects missing");
}
if (!skip_prefix(buffer, "author ", &buffer))
- return error_func(&commit->object, FSCK_ERROR, "invalid format - expected 'author' line");
- err = fsck_ident(&buffer, &commit->object, error_func);
+ return options->error_func(&commit->object, FSCK_ERROR, "invalid format - expected 'author' line");
+ err = fsck_ident(&buffer, &commit->object, options);
if (err)
return err;
if (!skip_prefix(buffer, "committer ", &buffer))
- return error_func(&commit->object, FSCK_ERROR, "invalid format - expected 'committer' line");
- err = fsck_ident(&buffer, &commit->object, error_func);
+ return options->error_func(&commit->object, FSCK_ERROR, "invalid format - expected 'committer' line");
+ err = fsck_ident(&buffer, &commit->object, options);
if (err)
return err;
if (!commit->tree)
- return error_func(&commit->object, FSCK_ERROR, "could not load commit's tree %s", sha1_to_hex(tree_sha1));
+ return options->error_func(&commit->object, FSCK_ERROR, "could not load commit's tree %s", sha1_to_hex(tree_sha1));
return 0;
}
static int fsck_commit(struct commit *commit, const char *data,
- unsigned long size, fsck_error error_func)
+ unsigned long size, struct fsck_options *options)
{
const char *buffer = data ? data : get_commit_buffer(commit, &size);
- int ret = fsck_commit_buffer(commit, buffer, size, error_func);
+ int ret = fsck_commit_buffer(commit, buffer, size, options);
if (!data)
unuse_commit_buffer(commit, buffer);
return ret;
}
static int fsck_tag_buffer(struct tag *tag, const char *data,
- unsigned long size, fsck_error error_func)
+ unsigned long size, struct fsck_options *options)
{
unsigned char sha1[20];
int ret = 0;
@@ -376,65 +376,65 @@ static int fsck_tag_buffer(struct tag *tag, const char *data,
buffer = to_free =
read_sha1_file(tag->object.sha1, &type, &size);
if (!buffer)
- return error_func(&tag->object, FSCK_ERROR,
+ return options->error_func(&tag->object, FSCK_ERROR,
"cannot read tag object");
if (type != OBJ_TAG) {
- ret = error_func(&tag->object, FSCK_ERROR,
+ ret = options->error_func(&tag->object, FSCK_ERROR,
"expected tag got %s",
typename(type));
goto done;
}
}
- if (require_end_of_header(buffer, size, &tag->object, error_func))
+ if (require_end_of_header(buffer, size, &tag->object, options))
goto done;
if (!skip_prefix(buffer, "object ", &buffer)) {
- ret = error_func(&tag->object, FSCK_ERROR, "invalid format - expected 'object' line");
+ ret = options->error_func(&tag->object, FSCK_ERROR, "invalid format - expected 'object' line");
goto done;
}
if (get_sha1_hex(buffer, sha1) || buffer[40] != '\n') {
- ret = error_func(&tag->object, FSCK_ERROR, "invalid 'object' line format - bad sha1");
+ ret = options->error_func(&tag->object, FSCK_ERROR, "invalid 'object' line format - bad sha1");
goto done;
}
buffer += 41;
if (!skip_prefix(buffer, "type ", &buffer)) {
- ret = error_func(&tag->object, FSCK_ERROR, "invalid format - expected 'type' line");
+ ret = options->error_func(&tag->object, FSCK_ERROR, "invalid format - expected 'type' line");
goto done;
}
eol = strchr(buffer, '\n');
if (!eol) {
- ret = error_func(&tag->object, FSCK_ERROR, "invalid format - unexpected end after 'type' line");
+ ret = options->error_func(&tag->object, FSCK_ERROR, "invalid format - unexpected end after 'type' line");
goto done;
}
if (type_from_string_gently(buffer, eol - buffer, 1) < 0)
- ret = error_func(&tag->object, FSCK_ERROR, "invalid 'type' value");
+ ret = options->error_func(&tag->object, FSCK_ERROR, "invalid 'type' value");
if (ret)
goto done;
buffer = eol + 1;
if (!skip_prefix(buffer, "tag ", &buffer)) {
- ret = error_func(&tag->object, FSCK_ERROR, "invalid format - expected 'tag' line");
+ ret = options->error_func(&tag->object, FSCK_ERROR, "invalid format - expected 'tag' line");
goto done;
}
eol = strchr(buffer, '\n');
if (!eol) {
- ret = error_func(&tag->object, FSCK_ERROR, "invalid format - unexpected end after 'type' line");
+ ret = options->error_func(&tag->object, FSCK_ERROR, "invalid format - unexpected end after 'type' line");
goto done;
}
strbuf_addf(&sb, "refs/tags/%.*s", (int)(eol - buffer), buffer);
if (check_refname_format(sb.buf, 0))
- error_func(&tag->object, FSCK_WARN, "invalid 'tag' name: %.*s",
+ options->error_func(&tag->object, FSCK_WARN, "invalid 'tag' name: %.*s",
(int)(eol - buffer), buffer);
buffer = eol + 1;
if (!skip_prefix(buffer, "tagger ", &buffer))
/* early tags do not contain 'tagger' lines; warn only */
- error_func(&tag->object, FSCK_WARN, "invalid format - expected 'tagger' line");
+ options->error_func(&tag->object, FSCK_WARN, "invalid format - expected 'tagger' line");
else
- ret = fsck_ident(&buffer, &tag->object, error_func);
+ ret = fsck_ident(&buffer, &tag->object, options);
done:
strbuf_release(&sb);
@@ -443,34 +443,34 @@ done:
}
static int fsck_tag(struct tag *tag, const char *data,
- unsigned long size, fsck_error error_func)
+ unsigned long size, struct fsck_options *options)
{
struct object *tagged = tag->tagged;
if (!tagged)
- return error_func(&tag->object, FSCK_ERROR, "could not load tagged object");
+ return options->error_func(&tag->object, FSCK_ERROR, "could not load tagged object");
- return fsck_tag_buffer(tag, data, size, error_func);
+ return fsck_tag_buffer(tag, data, size, options);
}
int fsck_object(struct object *obj, void *data, unsigned long size,
- int strict, fsck_error error_func)
+ struct fsck_options *options)
{
if (!obj)
- return error_func(obj, FSCK_ERROR, "no valid object to fsck");
+ return options->error_func(obj, FSCK_ERROR, "no valid object to fsck");
if (obj->type == OBJ_BLOB)
return 0;
if (obj->type == OBJ_TREE)
- return fsck_tree((struct tree *) obj, strict, error_func);
+ return fsck_tree((struct tree *) obj, options);
if (obj->type == OBJ_COMMIT)
return fsck_commit((struct commit *) obj, (const char *) data,
- size, error_func);
+ size, options);
if (obj->type == OBJ_TAG)
return fsck_tag((struct tag *) obj, (const char *) data,
- size, error_func);
+ size, options);
- return error_func(obj, FSCK_ERROR, "unknown type '%d' (internal fsck error)",
+ return options->error_func(obj, FSCK_ERROR, "unknown type '%d' (internal fsck error)",
obj->type);
}
diff --git a/fsck.h b/fsck.h
index d1e6387..07d0ab2 100644
--- a/fsck.h
+++ b/fsck.h
@@ -4,6 +4,8 @@
#define FSCK_ERROR 1
#define FSCK_WARN 2
+struct fsck_options;
+
/*
* callback function for fsck_walk
* type is the expected type of the object or OBJ_ANY
@@ -12,7 +14,7 @@
* <0 error signaled and abort
* >0 error signaled and do not abort
*/
-typedef int (*fsck_walk_func)(struct object *obj, int type, void *data);
+typedef int (*fsck_walk_func)(struct object *obj, int type, void *data, struct fsck_options *options);
/* callback for fsck_object, type is FSCK_ERROR or FSCK_WARN */
typedef int (*fsck_error)(struct object *obj, int type, const char *err, ...);
@@ -20,6 +22,15 @@ typedef int (*fsck_error)(struct object *obj, int type, const char *err, ...);
__attribute__((format (printf, 3, 4)))
int fsck_error_function(struct object *obj, int type, const char *fmt, ...);
+struct fsck_options {
+ fsck_walk_func walk;
+ fsck_error error_func;
+ unsigned strict:1;
+};
+
+#define FSCK_OPTIONS_DEFAULT { NULL, fsck_error_function, 0 }
+#define FSCK_OPTIONS_STRICT { NULL, fsck_error_function, 1 }
+
/* descend in all linked child objects
* the return value is:
* -1 error in processing the object
@@ -27,9 +38,9 @@ int fsck_error_function(struct object *obj, int type, const char *fmt, ...);
* >0 return value of the first signaled error >0 (in the case of no other errors)
* 0 everything OK
*/
-int fsck_walk(struct object *obj, fsck_walk_func walk, void *data);
+int fsck_walk(struct object *obj, void *data, struct fsck_options *options);
/* If NULL is passed for data, we assume the object is local and read it. */
int fsck_object(struct object *obj, void *data, unsigned long size,
- int strict, fsck_error error_func);
+ struct fsck_options *options);
#endif
--
2.2.0.33.gc18b867
--
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