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merge(third_party/git): Merge squashed git subtree at v2.23.0

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Merge commit '1b593e1ea4' as 'third_party/git'
This commit is contained in:
Vincent Ambo 2020-01-11 23:36:56 +00:00
commit 7ef0d62730
3629 changed files with 1139935 additions and 0 deletions
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69
third_party/git/t/helper/test-dump-cache-tree.c vendored Normal file
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#include "test-tool.h"
#include "cache.h"
#include "tree.h"
#include "cache-tree.h"
static void dump_one(struct cache_tree *it, const char *pfx, const char *x)
{
if (it->entry_count < 0)
printf("%-40s %s%s (%d subtrees)\n",
"invalid", x, pfx, it->subtree_nr);
else
printf("%s %s%s (%d entries, %d subtrees)\n",
oid_to_hex(&it->oid), x, pfx,
it->entry_count, it->subtree_nr);
}
static int dump_cache_tree(struct cache_tree *it,
struct cache_tree *ref,
const char *pfx)
{
int i;
int errs = 0;
if (!it || !ref)
/* missing in either */
return 0;
if (it->entry_count < 0) {
/* invalid */
dump_one(it, pfx, "");
dump_one(ref, pfx, "#(ref) ");
}
else {
dump_one(it, pfx, "");
if (!oideq(&it->oid, &ref->oid) ||
ref->entry_count != it->entry_count ||
ref->subtree_nr != it->subtree_nr) {
/* claims to be valid but is lying */
dump_one(ref, pfx, "#(ref) ");
errs = 1;
}
}
for (i = 0; i < it->subtree_nr; i++) {
char path[PATH_MAX];
struct cache_tree_sub *down = it->down[i];
struct cache_tree_sub *rdwn;
rdwn = cache_tree_sub(ref, down->name);
xsnprintf(path, sizeof(path), "%s%.*s/", pfx, down->namelen, down->name);
if (dump_cache_tree(down->cache_tree, rdwn->cache_tree, path))
errs = 1;
}
return errs;
}
int cmd__dump_cache_tree(int ac, const char **av)
{
struct index_state istate;
struct cache_tree *another = cache_tree();
setup_git_directory();
if (read_cache() < 0)
die("unable to read index file");
istate = the_index;
istate.cache_tree = another;
cache_tree_update(&istate, WRITE_TREE_DRY_RUN);
return dump_cache_tree(active_cache_tree, another, "");
}