From fbfb49fd95a3e1034c55b15c427bc2d9329ea551 Mon Sep 17 00:00:00 2001 From: Rodrigo Moya Date: Mon, 2 Apr 2007 15:30:30 +0000 Subject: [PATCH] Added missing files svn path=/trunk/; revision=7436 --- gnome-settings-daemon/utils.c | 177 ++++++++++++++++++++++++++++++++++ gnome-settings-daemon/utils.h | 43 +++++++++ 2 files changed, 220 insertions(+) create mode 100644 gnome-settings-daemon/utils.c create mode 100644 gnome-settings-daemon/utils.h diff --git a/gnome-settings-daemon/utils.c b/gnome-settings-daemon/utils.c new file mode 100644 index 000000000..fdd1c2752 --- /dev/null +++ b/gnome-settings-daemon/utils.c @@ -0,0 +1,177 @@ +/* + * Copyright (C) 2007 The GNOME Foundation + * + * Authors: Rodrigo Moya + * + * 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 2 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ + +#include +#include +#include +#include +#include +#include +#include +#include "utils.h" + +static GHashTable *directories = NULL; + +static void +child_watch_cb (GPid pid, gint status, gpointer user_data) +{ + gchar *command = user_data; + + if (!WIFEXITED (status) || WEXITSTATUS (status)) { + g_warning ("Command %s failed", command); + } + + g_free (command); + +} + +/* + * Helper function for spawn_with_input() - write an entire + * string to a fd. + */ + +static gboolean +write_all (int fd, + const char *buf, + gsize to_write) +{ + while (to_write > 0) { + gssize count = write (fd, buf, to_write); + if (count < 0) { + if (errno != EINTR) + return FALSE; + } else { + to_write -= count; + buf += count; + } + } + + return TRUE; +} + +/** + * gnome_settings_spawn_with_input: + * @argv: command line to run + * @input: string to write to the child process. + * + * Spawns a child process specified by @argv, writes the text in + * @input to it, then waits for the child to exit. Any failures + * are output through g_warning(); if you wanted to use this in + * cases where errors need to be presented to the user, some + * modification would be needed. + **/ +void +gnome_settings_spawn_with_input (char **argv, const char *input) +{ + int child_pid; + int inpipe; + GError *err = NULL; + gchar *command; + + if (!g_spawn_async_with_pipes (NULL /* working directory */, argv, NULL /* envp */, + G_SPAWN_SEARCH_PATH | G_SPAWN_DO_NOT_REAP_CHILD, + NULL, NULL, /* child setup and data */ + &child_pid, + &inpipe, NULL, NULL, /* stdin, stdout, stderr */ + &err)) { + command = g_strjoinv (" ", argv); + g_warning ("Could not execute %s: %s", command, err->message); + g_error_free (err); + g_free (command); + + return; + } + + command = g_strjoinv (" ", argv); + if (input) { + if (!write_all (inpipe, input, strlen (input))) { + g_warning ("Could not write input to %s", command); + } + + close (inpipe); + } + + g_child_watch_add (child_pid, (GChildWatchFunc) child_watch_cb, command); +} + +extern GConfClient *conf_client; + +GConfClient * +gnome_settings_get_config_client (void) +{ + if (!conf_client) + conf_client = gconf_client_get_default (); + + return conf_client; +} + +static void +config_notify (GConfClient *client, + guint cnxn_id, + GConfEntry *entry, + gpointer user_data) +{ + GSList *callbacks; + + callbacks = g_hash_table_lookup (directories, entry->key); + if (callbacks) { + GSList *sl; + for (sl = callbacks; sl; sl = sl->next) + ((GnomeSettingsConfigCallback) sl->data) (entry); + } +} + +void +gnome_settings_register_config_callback (const char *dir, GnomeSettingsConfigCallback func) +{ + GSList *callbacks; + + if (!directories) + directories = g_hash_table_new (g_str_hash, g_str_equal); + + callbacks = g_hash_table_lookup (directories, dir); + if (callbacks) { + GSList *sl; + + for (sl = callbacks; sl; sl = sl->next) { + if (func == sl->data) + return; + } + + /* callback not registered, so add it */ + callbacks = g_slist_append (callbacks, func); + } else { + GError *error = NULL; + + callbacks = g_slist_append (callbacks, func); + g_hash_table_insert (directories, g_strdup (dir), callbacks); + + gconf_client_add_dir (gnome_settings_get_config_client (), dir, + GCONF_CLIENT_PRELOAD_ONELEVEL, NULL); + gconf_client_notify_add (gnome_settings_get_config_client (), dir, + config_notify, NULL, NULL, &error); + if (error) { + g_warning ("Could not listen for changes to configuration in '%s': %s\n", + dir, error->message); + g_error_free (error); + } + } +} diff --git a/gnome-settings-daemon/utils.h b/gnome-settings-daemon/utils.h new file mode 100644 index 000000000..f565dede4 --- /dev/null +++ b/gnome-settings-daemon/utils.h @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2007 The GNOME Foundation + * + * Authors: Rodrigo Moya + * + * 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 2 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + * USA + */ + +#ifndef __UTILS_H__ +#define __UTILS_H__ + +#include +#include +#include + +G_BEGIN_DECLS + +void gnome_settings_spawn_with_input (gchar **argv, const gchar *input); + +GConfClient *gnome_settings_get_config_client (void); + +typedef void (* GnomeSettingsConfigCallback) (GConfEntry *entry); + +void gnome_settings_register_config_callback (const gchar *dir, GnomeSettingsConfigCallback func); + +void gnome_settings_delayed_show_dialog (GtkWidget *dialog); + +G_END_DECLS + +#endif