static int index_reader_read(
git_buf *out,
git_oid *out_id,
git_filemode_t *out_filemode,
git_reader *_reader,
const char *filename)
{
index_reader *reader = (index_reader *)_reader;
const git_index_entry *entry;
git_blob *blob;
int error;
if ((entry = git_index_get_bypath(reader->index, filename, 0)) == NULL)
return GIT_ENOTFOUND;
if ((error = git_blob_lookup(&blob, reader->repo, &entry->id)) < 0)
goto done;
if (out_id)
git_oid_cpy(out_id, &entry->id);
if (out_filemode)
*out_filemode = entry->mode;
error = git_blob__getbuf(out, blob);
done:
git_blob_free(blob);
return error;
}
static int blob_content_to_file(
git_blob *blob,
const char *path,
mode_t entry_filemode,
git_checkout_opts *opts)
{
int error = -1, nb_filters = 0;
mode_t file_mode = opts->file_mode;
bool dont_free_filtered = false;
git_buf unfiltered = GIT_BUF_INIT, filtered = GIT_BUF_INIT;
git_vector filters = GIT_VECTOR_INIT;
if (opts->disable_filters ||
(nb_filters = git_filters_load(
&filters,
git_object_owner((git_object *)blob),
path,
GIT_FILTER_TO_WORKTREE)) == 0) {
/* Create a fake git_buf from the blob raw data... */
filtered.ptr = blob->odb_object->raw.data;
filtered.size = blob->odb_object->raw.len;
/* ... and make sure it doesn't get unexpectedly freed */
dont_free_filtered = true;
}
if (nb_filters < 0)
return nb_filters;
if (nb_filters > 0) {
if ((error = git_blob__getbuf(&unfiltered, blob)) < 0)
goto cleanup;
if ((error = git_filters_apply(&filtered, &unfiltered, &filters)) < 0)
goto cleanup;
}
/* Allow overriding of file mode */
if (!file_mode)
file_mode = entry_filemode;
error = buffer_to_file(&filtered, path, opts->dir_mode, opts->file_open_flags, file_mode);
cleanup:
git_filters_free(&filters);
git_buf_free(&unfiltered);
if (!dont_free_filtered)
git_buf_free(&filtered);
return error;
}
static int blob_content_to_link(git_blob *blob, const char *path, bool can_symlink)
{
git_buf linktarget = GIT_BUF_INIT;
int error;
if ((error = git_blob__getbuf(&linktarget, blob)) < 0)
return error;
if (can_symlink)
error = p_symlink(git_buf_cstr(&linktarget), path);
else
error = git_futils_fake_symlink(git_buf_cstr(&linktarget), path);
git_buf_free(&linktarget);
return error;
}
void test_object_blob_filter__stats(void)
{
int i;
git_blob *blob;
git_buf buf = GIT_BUF_INIT;
git_buf_text_stats stats;
for (i = 0; i < CRLF_NUM_TEST_OBJECTS; i++) {
cl_git_pass(git_blob_lookup(&blob, g_repo, &g_crlf_oids[i]));
cl_git_pass(git_blob__getbuf(&buf, blob));
git_buf_text_gather_stats(&stats, &buf, false);
cl_assert_equal_i(
0, memcmp(&g_crlf_filtered_stats[i], &stats, sizeof(stats)));
git_blob_free(blob);
}
git_buf_free(&buf);
}
