forked from Mirrors/flatpak-builder
251 lines
7.8 KiB
C
251 lines
7.8 KiB
C
/*
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* Copyright © 2014 Red Hat, Inc
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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* Authors:
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* Alexander Larsson <alexl@redhat.com>
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*/
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#include "config.h"
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#include <glib/gi18n.h>
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#include "flatpak-builtins-utils.h"
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#include "flatpak-utils.h"
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gboolean
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looks_like_branch (const char *branch)
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{
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const char *dot;
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/* In particular, / is not a valid branch char, so
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this lets us distinguish full or partial refs as
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non-branches. */
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if (!flatpak_is_valid_branch (branch, NULL))
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return FALSE;
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/* Dots are allowed in branches, but not really used much, while
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app ids require at least two, so thats a good check to
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distinguish the two */
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dot = strchr (branch, '.');
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if (dot != NULL)
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{
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if (strchr (dot + 1, '.') != NULL)
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return FALSE;
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}
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return TRUE;
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}
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SoupSession *
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get_soup_session (void)
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{
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static SoupSession *soup_session = NULL;
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if (soup_session == NULL)
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{
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const char *http_proxy;
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soup_session = soup_session_new_with_options (SOUP_SESSION_USER_AGENT, "flatpak-builder ",
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SOUP_SESSION_SSL_USE_SYSTEM_CA_FILE, TRUE,
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SOUP_SESSION_USE_THREAD_CONTEXT, TRUE,
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SOUP_SESSION_TIMEOUT, 60,
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SOUP_SESSION_IDLE_TIMEOUT, 60,
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NULL);
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http_proxy = g_getenv ("http_proxy");
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if (http_proxy)
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{
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g_autoptr(SoupURI) proxy_uri = soup_uri_new (http_proxy);
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if (!proxy_uri)
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g_warning ("Invalid proxy URI '%s'", http_proxy);
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else
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g_object_set (soup_session, SOUP_SESSION_PROXY_URI, proxy_uri, NULL);
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}
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}
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return soup_session;
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}
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GBytes *
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download_uri (const char *url,
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GError **error)
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{
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SoupSession *session;
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g_autoptr(SoupRequest) req = NULL;
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g_autoptr(GInputStream) input = NULL;
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g_autoptr(GOutputStream) out = NULL;
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session = get_soup_session ();
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req = soup_session_request (session, url, error);
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if (req == NULL)
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return NULL;
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input = soup_request_send (req, NULL, error);
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if (input == NULL)
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return NULL;
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out = g_memory_output_stream_new_resizable ();
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if (!g_output_stream_splice (out,
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input,
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G_OUTPUT_STREAM_SPLICE_CLOSE_TARGET | G_OUTPUT_STREAM_SPLICE_CLOSE_SOURCE,
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NULL,
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error))
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return NULL;
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return g_memory_output_stream_steal_as_bytes (G_MEMORY_OUTPUT_STREAM (out));
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}
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FlatpakDir *
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flatpak_find_installed_pref (const char *pref, FlatpakKinds kinds, const char *default_arch, const char *default_branch,
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gboolean search_all, gboolean search_user, gboolean search_system, char **search_installations,
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char **out_ref, GCancellable *cancellable, GError **error)
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{
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g_autofree char *id = NULL;
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g_autofree char *arch = NULL;
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g_autofree char *branch = NULL;
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g_autoptr(GError) lookup_error = NULL;
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FlatpakDir *dir = NULL;
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g_autofree char *ref = NULL;
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FlatpakKinds kind = 0;
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g_autoptr(FlatpakDir) user_dir = NULL;
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g_autoptr(FlatpakDir) system_dir = NULL;
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g_autoptr(GPtrArray) system_dirs = NULL;
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if (!flatpak_split_partial_ref_arg (pref, kinds, default_arch, default_branch,
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&kinds, &id, &arch, &branch, error))
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return NULL;
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if (search_user || search_all)
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{
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user_dir = flatpak_dir_get_user ();
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ref = flatpak_dir_find_installed_ref (user_dir,
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id,
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branch,
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arch,
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kinds, &kind,
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&lookup_error);
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if (ref)
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dir = user_dir;
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if (g_error_matches (lookup_error, G_IO_ERROR, G_IO_ERROR_FAILED))
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{
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g_propagate_error (error, g_steal_pointer (&lookup_error));
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return NULL;
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}
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}
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if (ref == NULL && search_all)
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{
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int i;
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system_dirs = flatpak_dir_get_system_list (cancellable, error);
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if (system_dirs == NULL)
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return FALSE;
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for (i = 0; i < system_dirs->len; i++)
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{
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FlatpakDir *system_dir = g_ptr_array_index (system_dirs, i);
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g_clear_error (&lookup_error);
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ref = flatpak_dir_find_installed_ref (system_dir,
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id,
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branch,
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arch,
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kinds, &kind,
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&lookup_error);
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if (ref)
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{
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dir = system_dir;
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break;
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}
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if (g_error_matches (lookup_error, G_IO_ERROR, G_IO_ERROR_FAILED))
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{
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g_propagate_error (error, g_steal_pointer (&lookup_error));
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return NULL;
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}
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}
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}
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else
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{
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if (ref == NULL && search_installations != NULL)
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{
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int i = 0;
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for (i = 0; search_installations[i] != NULL; i++)
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{
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g_autoptr(FlatpakDir) installation_dir = NULL;
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installation_dir = flatpak_dir_get_system_by_id (search_installations[i], cancellable, error);
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if (installation_dir == NULL)
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return FALSE;
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if (installation_dir)
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{
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g_clear_error (&lookup_error);
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ref = flatpak_dir_find_installed_ref (installation_dir,
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id,
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branch,
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arch,
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kinds, &kind,
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&lookup_error);
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if (ref)
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{
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dir = installation_dir;
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break;
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}
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if (g_error_matches (lookup_error, G_IO_ERROR, G_IO_ERROR_FAILED))
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{
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g_propagate_error (error, g_steal_pointer (&lookup_error));
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return NULL;
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}
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}
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}
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}
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if (ref == NULL && search_system)
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{
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system_dir = flatpak_dir_get_system_default ();
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g_clear_error (&lookup_error);
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ref = flatpak_dir_find_installed_ref (system_dir,
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id,
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branch,
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arch,
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kinds, &kind,
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&lookup_error);
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if (ref)
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dir = system_dir;
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}
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}
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if (ref == NULL)
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{
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g_propagate_error (error, g_steal_pointer (&lookup_error));
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return NULL;
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}
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*out_ref = g_steal_pointer (&ref);
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return g_object_ref (dir);
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}
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