[gnome-builder/wip/gtk4-port] plugins/deviced: start on launch subprocess

[Christian Hergert <chergert src gnome org>]

commit c177b049d30793f7977defd14e6d0bef42eb4440
Author: Christian Hergert <chergert redhat com>
Date:   Sun Jun 19 16:15:01 2022 -0700

    plugins/deviced: start on launch subprocess
    
    This is just a stub for now, but the goal is for it to wrap starting a
    procses on a peer so that we can control it without having to manage the
    process internally from Builder.

 src/plugins/deviced/gnome-builder-deviced.c | 109 ++++++++++++++++++++++++++++
 src/plugins/deviced/meson.build             |  15 +++-
 2 files changed, 120 insertions(+), 4 deletions(-)
---
diff --git a/src/plugins/deviced/gnome-builder-deviced.c b/src/plugins/deviced/gnome-builder-deviced.c
new file mode 100644
index 000000000..ca99473ad
--- /dev/null
+++ b/src/plugins/deviced/gnome-builder-deviced.c
@@ -0,0 +1,109 @@
+/* gnome-builder-deviced.c
+ *
+ * Copyright 2022 Christian Hergert <chergert redhat com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include "config.h"
+
+#include <glib/gi18n.h>
+#include <libdeviced.h>
+#include <stdlib.h>
+
+static GMainLoop *main_loop;
+static char *opt_address;
+static char *opt_app_id;
+static int opt_pty_fd = -1;
+static GOptionEntry options[] = {
+  { "address", 0, 0, G_OPTION_ARG_STRING, &opt_address, N_("The device address") },
+  { "app-id", 0, 0, G_OPTION_ARG_STRING, &opt_app_id, N_("The application to run") },
+  { "pty-fd", 0, 0, G_OPTION_ARG_INT, &opt_pty_fd, N_("A PTY to bidirectionally proxy to the device") },
+  { NULL }
+};
+
+static void
+device_added_cb (DevdBrowser *browser,
+                 DevdDevice  *device,
+                 gpointer     user_data)
+{
+  g_assert (DEVD_IS_BROWSER (browser));
+  g_assert (DEVD_IS_DEVICE (device));
+
+  g_printerr ("%s added\n", devd_device_get_name (device));
+}
+
+static void
+device_removed_cb (DevdBrowser *browser,
+                   DevdDevice  *device,
+                   gpointer     user_data)
+{
+  g_assert (DEVD_IS_BROWSER (browser));
+  g_assert (DEVD_IS_DEVICE (device));
+
+  g_printerr ("%s removed\n", devd_device_get_name (device));
+}
+
+static void
+load_cb (GObject      *object,
+         GAsyncResult *result,
+         gpointer      user_data)
+{
+  DevdBrowser *browser = (DevdBrowser *)object;
+  g_autoptr(GError) error = NULL;
+
+  g_assert (DEVD_IS_BROWSER (browser));
+  g_assert (G_IS_ASYNC_RESULT (result));
+  g_assert (user_data == NULL);
+
+  if (!devd_browser_load_finish (browser, result, &error))
+    g_error ("%s", error->message);
+}
+
+int
+main (int   argc,
+      char *argv[])
+{
+  g_autoptr(GOptionContext) context = NULL;
+  g_autoptr(DevdBrowser) browser = NULL;
+  g_autoptr(GError) error = NULL;
+
+  context = g_option_context_new ("gnome-builder-deviced");
+  g_option_context_add_main_entries (context, options, GETTEXT_PACKAGE);
+
+  if (!g_option_context_parse (context, &argc, &argv, &error))
+    {
+      g_printerr ("%s\n", error->message);
+      return EXIT_FAILURE;
+    }
+
+  if (opt_address == NULL || opt_app_id == NULL)
+    {
+      g_printerr ("You must provide --address and --app-id\n");
+      return EXIT_FAILURE;
+    }
+
+  main_loop = g_main_loop_new (NULL, FALSE);
+
+  browser = devd_browser_new ();
+  g_signal_connect (browser, "device-added", G_CALLBACK (device_added_cb), NULL);
+  g_signal_connect (browser, "device-removed", G_CALLBACK (device_removed_cb), NULL);
+  devd_browser_load_async (browser, NULL, load_cb, NULL);
+
+  g_main_loop_run (main_loop);
+
+  return EXIT_SUCCESS;
+}
diff --git a/src/plugins/deviced/meson.build b/src/plugins/deviced/meson.build
index 8eb16b9e3..78ace2727 100644
--- a/src/plugins/deviced/meson.build
+++ b/src/plugins/deviced/meson.build
@@ -4,6 +4,8 @@ if not get_option('plugin_flatpak')
   error('-Dplugin_flatpak=true is required to enable deviced')
 endif
 
+libdeviced_dep = dependency('libdeviced', version: '>=3.27.4')
+
 plugins_sources += files([
   'deviced-plugin.c',
   'gbp-deviced-deploy-strategy.c',
@@ -18,10 +20,15 @@ plugin_deviced_resources = gnome.compile_resources(
   c_name: 'gbp_deviced',
 )
 
-plugins_deps += [
-  dependency('libdeviced', version: '>=3.27.4'),
-]
-
+plugins_deps += [libdeviced_dep]
 plugins_sources += plugin_deviced_resources
 
+gnome_builder_deviced_sources = ['gnome-builder-deviced.c']
+gnome_builder_deviced_deps = [libdeviced_dep]
+gnome_builder_deviced = executable('gnome-builder-deviced', gnome_builder_deviced_sources,
+           install: true,
+       install_dir: get_option('libexecdir'),
+      dependencies: gnome_builder_deviced_deps,
+)
+
 endif