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bin/checkout: Port some to new style

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I was reading this code for unrelated reasons and noticed it
was still old style; port most (but not all) to new style.
This commit is contained in:
Colin Walters 2020-11-09 19:03:12 +00:00
parent e43d445b5b
commit f7be2a3e4a
1 changed files with 31 additions and 69 deletions
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100
src/ostree/ot-builtin-checkout.c
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@ -123,8 +123,6 @@ process_one_checkout (OstreeRepo *repo,
GCancellable *cancellable,
GError **error)
{
gboolean ret = FALSE;
/* This strange code structure is to preserve testing
* coverage of both `ostree_repo_checkout_tree` and
* `ostree_repo_checkout_at` until such time as we have a more
@ -145,33 +143,15 @@ process_one_checkout (OstreeRepo *repo,
checkout_options.mode = OSTREE_REPO_CHECKOUT_MODE_USER;
/* Can't union these */
if (opt_union && opt_union_add)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Cannot specify both --union and --union-add");
goto out;
}
return glnx_throw (error, "Cannot specify both --union and --union-add");
if (opt_union && opt_union_identical)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Cannot specify both --union and --union-identical");
goto out;
}
return glnx_throw (error, "Cannot specify both --union and --union-identical");
if (opt_union_add && opt_union_identical)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"Cannot specify both --union-add and --union-identical ");
goto out;
}
return glnx_throw (error, "Cannot specify both --union-add and --union-identical");
if (opt_require_hardlinks && opt_force_copy)
{
glnx_throw (error, "Cannot specify both --require-hardlinks and --force-copy");
goto out;
}
return glnx_throw (error, "Cannot specify both --require-hardlinks and --force-copy");
if (opt_selinux_prefix && !opt_selinux_policy)
{
glnx_throw (error, "Cannot specify --selinux-prefix without --selinux-policy");
goto out;
}
return glnx_throw (error, "Cannot specify --selinux-prefix without --selinux-policy");
else if (opt_union)
checkout_options.overwrite_mode = OSTREE_REPO_CHECKOUT_OVERWRITE_UNION_FILES;
else if (opt_union_add)
@ -179,11 +159,7 @@ process_one_checkout (OstreeRepo *repo,
else if (opt_union_identical)
{
if (!opt_require_hardlinks)
{
g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"--union-identical requires --require-hardlinks");
goto out;
}
return glnx_throw (error, "--union-identical requires --require-hardlinks");
checkout_options.overwrite_mode = OSTREE_REPO_CHECKOUT_OVERWRITE_UNION_IDENTICAL;
}
if (opt_whiteouts)
@ -196,13 +172,10 @@ process_one_checkout (OstreeRepo *repo,
{
glnx_autofd int rootfs_dfd = -1;
if (!glnx_opendirat (AT_FDCWD, opt_selinux_policy, TRUE, &rootfs_dfd, error))
{
g_prefix_error (error, "selinux-policy: ");
goto out;
}
return glnx_prefix_error (error, "selinux-policy: ");
policy = ostree_sepolicy_new_at (rootfs_dfd, cancellable, error);
if (!policy)
goto out;
return FALSE;
checkout_options.sepolicy = policy;
checkout_options.sepolicy_prefix = opt_selinux_prefix;
}
@ -213,7 +186,7 @@ process_one_checkout (OstreeRepo *repo,
{
if (!ot_parse_file_by_line (opt_skiplist_file, handle_skiplist_line, skip_list,
cancellable, error))
goto out;
return FALSE;
checkout_options.filter = checkout_filter;
checkout_options.filter_user_data = skip_list;
}
@ -227,25 +200,25 @@ process_one_checkout (OstreeRepo *repo,
AT_FDCWD, destination,
resolved_commit,
cancellable, error))
goto out;
return FALSE;
}
else
{
GError *tmp_error = NULL;
g_autoptr(GFile) root = NULL;
g_autoptr(GFile) subtree = NULL;
g_autoptr(GFileInfo) file_info = NULL;
g_autoptr(GFile) destination_file = g_file_new_for_path (destination);
if (!ostree_repo_read_commit (repo, resolved_commit, &root, NULL, cancellable, error))
goto out;
return FALSE;
g_autoptr(GFile) subtree = NULL;
if (subpath)
subtree = g_file_resolve_relative_path (root, subpath);
else
subtree = g_object_ref (root);
file_info = g_file_query_info (subtree, OSTREE_GIO_FAST_QUERYINFO,
g_autoptr(GFileInfo) file_info
= g_file_query_info (subtree, OSTREE_GIO_FAST_QUERYINFO,
G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
cancellable, &tmp_error);
if (!file_info)
@ -254,13 +227,14 @@ process_one_checkout (OstreeRepo *repo,
&& g_error_matches (tmp_error, G_IO_ERROR, G_IO_ERROR_NOT_FOUND))
{
g_clear_error (&tmp_error);
ret = TRUE;
/* Note early return */
return TRUE;
}
else
{
g_propagate_error (error, tmp_error);
return FALSE;
}
goto out;
}
if (!ostree_repo_checkout_tree (repo, opt_user_mode ? OSTREE_REPO_CHECKOUT_MODE_USER : 0,
@ -268,12 +242,10 @@ process_one_checkout (OstreeRepo *repo,
destination_file,
OSTREE_REPO_FILE (subtree), file_info,
cancellable, error))
goto out;
return FALSE;
}
ret = TRUE;
out:
return ret;
return TRUE;
}
static gboolean
@ -352,56 +324,46 @@ process_many_checkouts (OstreeRepo *repo,
gboolean
ostree_builtin_checkout (int argc, char **argv, OstreeCommandInvocation *invocation, GCancellable *cancellable, GError **error)
{
g_autoptr(GOptionContext) context = NULL;
g_autoptr(GOptionContext) context = g_option_context_new ("COMMIT [DESTINATION]");
g_autoptr(OstreeRepo) repo = NULL;
gboolean ret = FALSE;
const char *commit;
const char *destination;
g_autofree char *resolved_commit = NULL;
context = g_option_context_new ("COMMIT [DESTINATION]");
if (!ostree_option_context_parse (context, options, &argc, &argv, invocation, &repo, cancellable, error))
goto out;
return FALSE;
if (opt_disable_fsync)
ostree_repo_set_disable_fsync (repo, TRUE);
if (argc < 2)
{
gchar *help = g_option_context_get_help (context, TRUE, NULL);
g_autofree char *help = g_option_context_get_help (context, TRUE, NULL);
g_printerr ("%s\n", help);
g_free (help);
g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED,
"COMMIT must be specified");
goto out;
return glnx_throw (error, "COMMIT must be specified");
}
if (opt_from_stdin || opt_from_file)
{
destination = argv[1];
const char *destination = argv[1];
if (!process_many_checkouts (repo, destination, cancellable, error))
goto out;
return FALSE;
}
else
{
commit = argv[1];
const char *commit = argv[1];
const char *destination;
if (argc < 3)
destination = commit;
else
destination = argv[2];
g_autofree char *resolved_commit = NULL;
if (!ostree_repo_resolve_rev (repo, commit, FALSE, &resolved_commit, error))
goto out;
return FALSE;
if (!process_one_checkout (repo, resolved_commit, opt_subpath,
destination,
cancellable, error))
goto out;
return FALSE;
}
ret = TRUE;
out:
return ret;
return TRUE;
}