File lxdm-0.1.0-use-sysconfig.patch of Package lxdm

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File lxdm-0.1.0-use-sysconfig.patch of Package lxdm (Revision b9541c53b0f83d0a685f68e03d4a1e62)

Currently displaying revision b9541c53b0f83d0a685f68e03d4a1e62 , Show latest

diff -uNr old-lxdm-0.1.0//data/lxdm.conf lxdm-0.1.0/data/lxdm.conf
--- old-lxdm-0.1.0//data/lxdm.conf	2009-11-07 15:17:54.000000000 +0100
+++ lxdm-0.1.0/data/lxdm.conf	2010-01-12 18:43:58.932559337 +0100
@@ -1,6 +1,4 @@
 [base]
-# autologin=dgod
-# session=/usr/bin/startlxde
 greeter=/usr/bin/lxdm-greeter-gtk
 
 [server]
diff -uNr old-lxdm-0.1.0//src/gdm/gdm-sysconfig.c lxdm-0.1.0/src/gdm/gdm-sysconfig.c
--- old-lxdm-0.1.0//src/gdm/gdm-sysconfig.c	1970-01-01 01:00:00.000000000 +0100
+++ lxdm-0.1.0/src/gdm/gdm-sysconfig.c	2010-01-12 18:43:58.934561827 +0100
@@ -0,0 +1,439 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2008 Hans Petter Jansson <hpj@novell.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 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.
+ *
+ */
+
+/* Parser for shell-script-like key-value files. Far from complete, but
+ * deals with a couple of common shell oddities. For instance, the following
+ * are parsed correctly:
+ *
+ * KEY=value\0
+ * KEY = value#comment\0
+ * KEY = " value with spaces"  \0
+ * KEY = ' it\'s a value with "embedded" quotes'\0
+ * KEY = "if quotes aren't closed, we assume the string ends at EOL\0
+ *
+ * It should be good enough for the config files in /etc/sysconfig/.
+ */
+
+#include "config.h"
+
+#include <unistd.h>
+#include <string.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+
+#include "gdm-sysconfig.h"
+
+#define SPACE_CHARS     " \t"
+#define KEY_ALLOW_CHARS "_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+
+static gchar **
+load_settings_file (const gchar *file_name)
+{
+        GIOChannel *channel;
+        GPtrArray  *lines;
+        gchar      *str;
+
+        g_debug ("Loading settings from %s", file_name);
+
+        channel = g_io_channel_new_file (file_name, "r", NULL);
+        if (!channel) {
+                g_debug ("Failed to open %s", file_name);
+                return NULL;
+        }
+
+        lines = g_ptr_array_new ();
+
+        while (g_io_channel_read_line (channel, &str, NULL, NULL, NULL) != G_IO_STATUS_EOF) {
+                if (str) {
+                        gchar *p0;
+
+                        /* Remove line separators */
+
+                        for (p0 = str + strlen (str) - 1; p0 >= str && strchr ("\r\n", *p0); p0--)
+                                *p0 = '\0';
+
+                        g_ptr_array_add (lines, str);
+                        g_debug ("%s", str);
+                } else {
+                        g_ptr_array_add (lines, g_strdup (""));
+                        g_debug ("", str);
+                }
+        }
+
+        g_io_channel_shutdown (channel, FALSE, NULL);
+        g_io_channel_unref (channel);
+
+        g_ptr_array_add (lines, NULL);
+
+        return (gchar **) g_ptr_array_free (lines, FALSE);
+}
+
+static gboolean
+save_settings_file (const gchar *file_name, gchar **lines)
+{
+        GIOStatus   last_status = G_IO_STATUS_ERROR;
+        GIOChannel *channel     = NULL;
+        gchar      *temp_file_name;
+        gint        i;
+
+        temp_file_name = g_strdup_printf ("%s.new.%u", file_name, g_random_int ());
+
+        channel = g_io_channel_new_file (temp_file_name, "w", NULL);
+        if (!channel)
+                goto out;
+
+        if (!lines)
+                goto out;
+
+        for (i = 0; lines [i]; i++) {
+                gsize bytes_written;
+
+                if (lines [i] [0] != '\0')
+                        last_status = g_io_channel_write_chars (channel,
+                                                                lines [i], strlen (lines [i]),
+                                                                &bytes_written,
+                                                                NULL);
+
+                if (last_status != G_IO_STATUS_NORMAL)
+                        break;
+
+                last_status = g_io_channel_write_unichar (channel, '\n', NULL);
+
+                if (last_status != G_IO_STATUS_NORMAL)
+                        break;
+        }
+
+out:
+        if (channel) {
+                g_io_channel_shutdown (channel, FALSE, NULL);
+                g_io_channel_unref (channel);
+        }
+
+        if (last_status == G_IO_STATUS_NORMAL && g_rename (temp_file_name, file_name) != 0)
+                last_status = G_IO_STATUS_ERROR;
+
+        g_free (temp_file_name);
+        return last_status == G_IO_STATUS_NORMAL ? TRUE : FALSE;
+}
+
+static const gchar *
+skip_from_start_to_key (const gchar *line)
+{
+        const gchar *p0;
+
+        /* Skip initial space */
+
+        p0 = line + strspn (line, SPACE_CHARS);
+
+        /* Ignore comments and other junk */
+
+        if (*p0 && strchr (KEY_ALLOW_CHARS, *p0))
+                return p0;
+
+        return NULL;
+}
+
+static const gchar *
+skip_from_start_to_value_of_key (const gchar *line, const gchar *key_normal, gint key_len)
+{
+        const gchar *p0, *p1;
+        gchar       *potential_key_normal;
+        gboolean     result;
+
+        p0 = skip_from_start_to_key (line);
+        if (!p0)
+                return NULL;
+
+        /* There's at least one key-like character, figure out how many */
+
+        p1 = p0 + strspn (p0, KEY_ALLOW_CHARS);
+
+        /* Is this the key we're looking for? */
+
+        if (p1 - p0 != key_len)
+                return NULL;
+
+        potential_key_normal = g_ascii_strdown (p0, p1 - p0);
+        result = strcmp (key_normal, potential_key_normal) == 0 ? TRUE : FALSE;
+        g_free (potential_key_normal);
+
+        if (!result)
+                return NULL;
+
+        /* It's the right key; skip over key-value separator */
+
+        p0 = p1 + strspn (p1, SPACE_CHARS);
+        if (*p0 != '=')
+                return NULL;
+
+        p0++;
+        p0 += strspn (p0, SPACE_CHARS);
+
+        return p0;
+}
+
+static const gchar *
+skip_over_value (const gchar *value_start, gchar *quotes_out)
+{
+        const gchar *p0 = value_start;
+        const gchar *p1;
+        gchar        quotes;
+
+        /* Is the value quoted? */
+
+        quotes = *p0;
+        if (quotes == '\'' || quotes == '"') {
+                /* Quoted sequence opened; find closing quote, but skip over escaped ones. If
+                 * there's no closing quote on this line, assume the EOL closes it. */
+
+                *quotes_out = quotes;
+
+                p1 = p0;
+                do {
+                        p1++;
+                        p1 = strchr (p1, quotes);
+                        if (!p1) {
+                                /* Hit EOL */
+
+                                p1 = p0 + strlen (p0) - 1;
+                                break;
+                        }
+                } while (*(p1 - 1) == '\\');
+        } else {
+                /* No quotes; look for comment or EOL */
+
+                *quotes_out = 0;
+
+                p1 = strchr (p0, '#');
+                if (!p1)
+                        p1 = p0 + strlen (p0);
+
+                for (p1--; p1 >= p0; p1--)
+                        if (!strchr (SPACE_CHARS, *p1))
+                                break;
+        }
+
+        return p1 + 1;
+}
+
+static gchar *
+get_value_of_key (const gchar *line, const gchar *key_normal, gint key_len)
+{
+        const gchar *p0, *p1;
+        gchar        quotes;
+        gchar       *value;
+        gchar       *temp;
+
+        p0 = skip_from_start_to_value_of_key (line, key_normal, key_len);
+        if (!p0)
+                return NULL;
+
+        p1 = skip_over_value (p0, &quotes);
+
+        if (quotes != 0) {
+                if (p1 - p0 > 2) {
+                        temp = g_strndup (p0 + 1, p1 - p0 - 2);
+                        value = g_strcompress (temp);
+                        g_free (temp);
+                } else {
+                        value = g_strdup ("");
+                }
+        } else {
+                temp = g_strndup (p0, p1 - p0);                
+                value = g_strcompress (temp);
+                g_free (temp);
+                g_strchomp (value);
+        }
+
+        return value;
+}
+
+static gchar *
+get_value (const gchar **lines, const gchar *key)
+{
+        gchar *value = NULL;
+        gchar *key_normal;
+        gint   key_len;
+        gint   i;
+
+        g_debug ("Getting value of %s", key);
+
+        if (!lines) {
+                g_debug ("Missing configuration data");
+                return NULL;
+        }
+
+        key_normal = g_ascii_strdown (key, -1);
+        key_len    = strlen (key_normal);
+
+        for (i = 0; lines [i]; i++) {
+                value = get_value_of_key (lines [i], key_normal, key_len);
+                if (value)
+                        break;
+        }
+
+        g_free (key_normal);
+
+        g_debug ("Got value of %s: %s", key, value);
+
+        return value;
+}
+
+static gchar *
+set_value_of_key (const gchar *line, const gchar *key_normal, gint key_len, const gchar *key, const gchar *value)
+{
+        const gchar *p0, *p1, *p2;
+        gchar        quotes;
+        gchar       *escaped_value;
+        gint         escaped_value_len;
+        gchar       *new_line;
+        gint         len;
+
+        p0 = skip_from_start_to_value_of_key (line, key_normal, key_len);
+        if (!p0)
+                return NULL;
+
+        escaped_value = g_strescape (value, "");
+        escaped_value_len = strlen (escaped_value);
+
+        p1 = skip_over_value (p0, &quotes);
+        p2 = p1 + strlen (p1);
+        len = (p0 - line) + escaped_value_len + (p2 - p1);
+
+        new_line = g_malloc (len + 1);
+        memcpy (new_line,                                   line,          p0 - line);
+        memcpy (new_line + (p0 - line),                     escaped_value, escaped_value_len);
+        memcpy (new_line + (p0 - line) + escaped_value_len, p1,            p2 - p1);
+
+        *(new_line + len - 1) = '\0';
+
+        g_free (escaped_value);
+
+        return new_line;
+}
+
+static gboolean
+set_value (gchar **lines, const gchar *key, const gchar *value)
+{
+        gboolean  result = FALSE;
+        gchar    *key_normal;
+        gint      key_len;
+        gint      i;
+
+        if (!lines)
+                return FALSE;
+
+        key_normal = g_ascii_strdown (key, -1);
+        key_len    = strlen (key_normal);
+
+        for (i = 0; lines [i]; i++) {
+                gchar *new_line;
+
+                new_line = set_value_of_key (lines [i], key_normal, key_len, key, value);
+                if (new_line) {
+                        g_free (lines [i]);
+                        lines [i] = new_line;
+                        result = TRUE;
+                        break;
+                }
+        }
+
+        g_free (key_normal);
+
+        return result;
+}
+
+gchar **
+gdm_sysconfig_load_file (const gchar *file_name)
+{
+        g_return_val_if_fail (file_name != NULL, NULL);
+
+        return load_settings_file (file_name);
+}
+
+gboolean
+gdm_sysconfig_save_file (const gchar *file_name, const gchar **sysconfig)
+{
+        g_return_val_if_fail (file_name != NULL, FALSE);
+        g_return_val_if_fail (sysconfig != NULL, FALSE);
+
+        return save_settings_file (file_name, sysconfig);
+}
+
+gchar *
+gdm_sysconfig_get_value (const gchar **sysconfig, const gchar *key)
+{
+        g_return_val_if_fail (sysconfig != NULL, NULL);
+        g_return_val_if_fail (key != NULL, NULL);
+
+        return get_value (sysconfig, key);
+}
+
+gboolean
+gdm_sysconfig_set_value (gchar **sysconfig, const gchar *key, const gchar *value)
+{
+        g_return_val_if_fail (sysconfig != NULL, FALSE);
+        g_return_val_if_fail (key != NULL, FALSE);
+        g_return_val_if_fail (value != NULL, FALSE);
+
+        return set_value (sysconfig, key, value);
+}
+
+gchar *
+gdm_sysconfig_load_value (const gchar *file_name, const gchar *key)
+{
+        gchar **lines;
+        gchar  *value;
+
+        g_return_val_if_fail (file_name != NULL, NULL);
+        g_return_val_if_fail (key != NULL, NULL);
+
+        lines = load_settings_file (file_name);
+        if (!lines)
+                return NULL;
+
+        value = get_value (lines, key);
+
+        g_strfreev (lines);
+        return value;
+}
+
+gboolean
+gdm_sysconfig_save_value (const gchar *file_name, const gchar *key, const gchar *value)
+{
+        gchar    **lines;
+        gboolean   result;
+
+        g_return_val_if_fail (file_name != NULL, FALSE);
+        g_return_val_if_fail (key != NULL, FALSE);
+        g_return_val_if_fail (value != NULL, FALSE);
+
+        lines = load_settings_file (file_name);
+        if (!lines)
+                return FALSE;
+
+        result = set_value (lines, key, value);
+        if (result)
+                result = save_settings_file (file_name, lines);
+
+        g_strfreev (lines);
+        return result;
+}
diff -uNr old-lxdm-0.1.0//src/gdm/gdm-sysconfig.h lxdm-0.1.0/src/gdm/gdm-sysconfig.h
--- old-lxdm-0.1.0//src/gdm/gdm-sysconfig.h	1970-01-01 01:00:00.000000000 +0100
+++ lxdm-0.1.0/src/gdm/gdm-sysconfig.h	2010-01-12 18:43:58.934561827 +0100
@@ -0,0 +1,41 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2008 Hans Petter Jansson <hpj@novell.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 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 __GDM_SYSCONFIG_H
+#define __GDM_SYSCONFIG_H
+
+#include <glib-object.h>
+#include <glib/gstdio.h>
+
+G_BEGIN_DECLS
+
+gchar    **gdm_sysconfig_load_file (const gchar *file_name);
+gboolean   gdm_sysconfig_save_file (const gchar *file_name, const gchar **sysconfig);
+
+gchar     *gdm_sysconfig_get_value (const gchar **sysconfig, const gchar *key);
+gboolean   gdm_sysconfig_set_value (gchar **sysconfig, const gchar *key, const gchar *value);
+
+gchar     *gdm_sysconfig_load_value (const gchar *file_name, const gchar *key);
+gboolean   gdm_sysconfig_save_value (const gchar *file_name, const gchar *key, const gchar *value);
+
+G_END_DECLS
+
+#endif /* __GDM_SYSCONFIG_H */
diff -uNr old-lxdm-0.1.0//src/lxdm.c lxdm-0.1.0/src/lxdm.c
--- old-lxdm-0.1.0//src/lxdm.c	2009-12-31 17:39:43.000000000 +0100
+++ lxdm-0.1.0/src/lxdm.c	2010-01-12 18:49:10.120809658 +0100
@@ -66,6 +66,13 @@
 #endif
 
 #include "lxdm.h"
+#include "gdm/gdm-sysconfig.h"
+
+#define SYSCONFIG_AUTOLOGIN_KEY "DISPLAYMANAGER_AUTOLOGIN"
+#define SYSCONFIG_AUTOLOGIN_FILE "/etc/sysconfig/displaymanager"
+
+#define SYSCONFIG_SESSION_KEY "DEFAULT_WM"
+#define SYSCONFIG_SESSION_FILE "/etc/sysconfig/windowmanager"
 
 GKeyFile *config;
 static pid_t server;
@@ -710,7 +717,7 @@
 		env[i++]=0;
 
 		if(!session || !session[i])	/* this means use default session */
-			session=g_key_file_get_string(config,"base","session",0);
+			session=gdm_sysconfig_load_value(SYSCONFIG_SESSION_FILE, SYSCONFIG_SESSION_KEY);
 		if(!session && getenv("PREFERRED"))
 			session=g_strdup(getenv("PREFERRED"));
 		if(!session && getenv("DESKTOP"))
@@ -719,7 +726,7 @@
 			if(!strcmp(p,"LXDE"))
 				session=g_strdup("/usr/bin/startlxde");
 			else if(!strcmp(p,"GNOME"))
-				session=g_strdup("/usr/bin/gnome-session");
+				session=g_strdup("/usr/bin/gnome");
 			else if(!strcmp(p,"KDE"))
 				session=g_strdup("/usr/bin/startkde");
 			else if(!strcmp(p,"XFCE"))
@@ -769,7 +776,7 @@
 	struct passwd *pw;
 	char *user;
 	
-	user=g_key_file_get_string(config,"base","autologin",0);
+	user=gdm_sysconfig_load_value(SYSCONFIG_AUTOLOGIN_FILE, SYSCONFIG_AUTOLOGIN_KEY);
 	if(!user)
 		return 0;
 	if(AUTH_SUCCESS!=lxdm_auth_user(user,0,&pw))
diff -uNr old-lxdm-0.1.0//src/Makefile.am lxdm-0.1.0/src/Makefile.am
--- old-lxdm-0.1.0//src/Makefile.am	2009-11-02 14:16:25.000000000 +0100
+++ lxdm-0.1.0/src/Makefile.am	2010-01-12 18:43:58.937559276 +0100
@@ -18,6 +18,7 @@
 lxdm_binary_SOURCES = \
 	lxdm.c lxdm.h \
 	ui.c \
+	gdm/gdm-sysconfig.c gdm/gdm-sysconfig.h \
 	$(NULL)
 
 lxdm_greeter_gtk_CFLAGS = \

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File lxdm-0.1.0-use-sysconfig.patch of Package lxdm (Revision b9541c53b0f83d0a685f68e03d4a1e62)

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