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Refactor cache_tree_update idiom from commit

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We'll need to safely create or update the cache-tree data of the_index
from other places.  While at it, give it an argument that lets us
silence the messages produced by unmerged entries (which prevent it
from working).

Signed-off-by: Thomas Rast <trast@student.ethz.ch>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Thomas Rast 2011-12-06 18:43:37 +01:00 committed by Junio C Hamano
parent 4eb0346fb8
commit 996277c520
5 changed files with 21 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
builtin/commit.c
View File

@ -862,10 +862,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix,
*/
discard_cache();
read_cache_from(index_file);
if (!active_cache_tree)
active_cache_tree = cache_tree();
if (cache_tree_update(active_cache_tree,
active_cache, active_nr, 0, 0) < 0) {
if (update_main_cache_tree(0)) {
error(_("Error building trees"));
return 0;
}

19
cache-tree.c
View File

@ -150,7 +150,7 @@ void cache_tree_invalidate_path(struct cache_tree *it, const char *path)
}
static int verify_cache(struct cache_entry **cache,
int entries)
int entries, int silent)
{
int i, funny;
@ -159,6 +159,8 @@ static int verify_cache(struct cache_entry **cache,
for (i = 0; i < entries; i++) {
struct cache_entry *ce = cache[i];
if (ce_stage(ce) || (ce->ce_flags & CE_INTENT_TO_ADD)) {
if (silent)
return -1;
if (10 < ++funny) {
fprintf(stderr, "...\n");
break;
@ -370,10 +372,11 @@ int cache_tree_update(struct cache_tree *it,
struct cache_entry **cache,
int entries,
int missing_ok,
int dryrun)
int dryrun,
int silent)
{
int i;
i = verify_cache(cache, entries);
i = verify_cache(cache, entries, silent);
if (i)
return i;
i = update_one(it, cache, entries, "", 0, missing_ok, dryrun);
@ -573,7 +576,7 @@ int write_cache_as_tree(unsigned char *sha1, int flags, const char *prefix)
if (cache_tree_update(active_cache_tree,
active_cache, active_nr,
missing_ok, 0) < 0)
missing_ok, 0, 0) < 0)
return WRITE_TREE_UNMERGED_INDEX;
if (0 <= newfd) {
if (!write_cache(newfd, active_cache, active_nr) &&
@ -668,3 +671,11 @@ int cache_tree_matches_traversal(struct cache_tree *root,
return it->entry_count;
return 0;
}
int update_main_cache_tree (int silent)
{
if (!the_index.cache_tree)
the_index.cache_tree = cache_tree();
return cache_tree_update(the_index.cache_tree,
the_index.cache, the_index.cache_nr, 0, 0, silent);
}

4
cache-tree.h
View File

@ -29,7 +29,9 @@ void cache_tree_write(struct strbuf *, struct cache_tree *root);
struct cache_tree *cache_tree_read(const char *buffer, unsigned long size);
int cache_tree_fully_valid(struct cache_tree *);
int cache_tree_update(struct cache_tree *, struct cache_entry **, int, int, int);
int cache_tree_update(struct cache_tree *, struct cache_entry **, int, int, int, int);
int update_main_cache_tree(int);
/* bitmasks to write_cache_as_tree flags */
#define WRITE_TREE_MISSING_OK 1

2
merge-recursive.c
View File

@ -265,7 +265,7 @@ struct tree *write_tree_from_memory(struct merge_options *o)
if (!cache_tree_fully_valid(active_cache_tree) &&
cache_tree_update(active_cache_tree,
active_cache, active_nr, 0, 0) < 0)
active_cache, active_nr, 0, 0, 0) < 0)
die("error building trees");
result = lookup_tree(active_cache_tree->sha1);

2
test-dump-cache-tree.c
View File

@ -59,6 +59,6 @@ int main(int ac, char **av)
struct cache_tree *another = cache_tree();
if (read_cache() < 0)
die("unable to read index file");
cache_tree_update(another, active_cache, active_nr, 0, 1);
cache_tree_update(another, active_cache, active_nr, 0, 1, 0);
return dump_cache_tree(active_cache_tree, another, "");
}