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authorHavoc Pennington <hp@redhat.com>2003-03-31 18:58:14 +0000
committerHavoc Pennington <hp@redhat.com>2003-03-31 18:58:14 +0000
commit7af59334331fbd097a24c4942c75181882b96747 (patch)
treef66cd5a428a2a1c04be1bf51ef24106046981f10 /bus/main.c
parente6809d1a692da3b1127610b527f636743458274b (diff)
downloaddbus-7af59334331fbd097a24c4942c75181882b96747.tar.gz
2003-03-31 Havoc Pennington <hp@redhat.com>
* bus/main.c (main): fix up the command line arguments to be nicer
Diffstat (limited to 'bus/main.c')
-rw-r--r--bus/main.c112
1 files changed, 101 insertions, 11 deletions
diff --git a/bus/main.c b/bus/main.c
index 905e4ba0..ae625489 100644
--- a/bus/main.c
+++ b/bus/main.c
@@ -23,6 +23,41 @@
#include "bus.h"
#include "loop.h"
#include <dbus/dbus-internals.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+static void
+usage (void)
+{
+ fprintf (stderr, "dbus-daemon-1 [--session] [--system] [--config-file=FILE] [--version]\n");
+ exit (1);
+}
+
+static void
+version (void)
+{
+ printf ("D-BUS Message Bus Daemon %s\n"
+ "Copyright (C) 2002, 2003 Red Hat, Inc., CodeFactory AB, and others\n"
+ "This is free software; see the source for copying conditions.\n"
+ "There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n",
+ VERSION);
+ exit (0);
+}
+
+static void
+check_two_config_files (const DBusString *config_file,
+ const char *extra_arg)
+{
+ if (_dbus_string_get_length (config_file) > 0)
+ {
+ const char *s;
+ _dbus_string_get_const_data (config_file, &s);
+ fprintf (stderr, "--%s specified but configuration file %s already requested\n",
+ extra_arg, s);
+ exit (1);
+ }
+}
int
main (int argc, char **argv)
@@ -30,22 +65,77 @@ main (int argc, char **argv)
BusContext *context;
DBusError error;
DBusString config_file;
+ const char *prev_arg;
+ int i;
- /* FIXME I think the arguments should be like:
- * --system use standard system config file
- * --session use standard session config file
- * --config-file=foo.conf use some other file
- */
+ if (!_dbus_string_init (&config_file, _DBUS_INT_MAX))
+ return 1;
- if (argc != 2)
+ prev_arg = NULL;
+ i = 1;
+ while (i < argc)
{
- _dbus_warn ("The message bus configuration file must be given as the only argument\n");
- return 1;
+ const char *arg = argv[i];
+
+ if (strcmp (arg, "--help") == 0 ||
+ strcmp (arg, "-h") == 0 ||
+ strcmp (arg, "-?") == 0)
+ usage ();
+ else if (strcmp (arg, "--version") == 0)
+ version ();
+ else if (strcmp (arg, "--system") == 0)
+ {
+ check_two_config_files (&config_file, "system");
+
+ if (!_dbus_string_append (&config_file, DBUS_SYSTEM_CONFIG_FILE))
+ exit (1);
+ }
+ else if (strcmp (arg, "--session") == 0)
+ {
+ check_two_config_files (&config_file, "session");
+
+ if (!_dbus_string_append (&config_file, DBUS_SESSION_CONFIG_FILE))
+ exit (1);
+ }
+ else if (strstr (arg, "--config-file=") == arg)
+ {
+ const char *file;
+
+ check_two_config_files (&config_file, "config-file");
+
+ file = strchr (arg, '=');
+ ++file;
+
+ if (!_dbus_string_append (&config_file, file))
+ exit (1);
+ }
+ else if (prev_arg &&
+ strcmp (prev_arg, "--config-file") == 0)
+ {
+ check_two_config_files (&config_file, "config-file");
+
+ if (!_dbus_string_append (&config_file, arg))
+ exit (1);
+ }
+ else if (strcmp (arg, "--config-file") == 0)
+ ; /* wait for next arg */
+ else
+ usage ();
+
+ prev_arg = arg;
+
+ ++i;
+ }
+
+ if (_dbus_string_get_length (&config_file) == 0)
+ {
+ fprintf (stderr, "No configuration file specified.\n");
+ usage ();
}
dbus_error_init (&error);
- _dbus_string_init_const (&config_file, argv[1]);
context = bus_context_new (&config_file, &error);
+ _dbus_string_free (&config_file);
if (context == NULL)
{
_dbus_warn ("Failed to start message bus: %s\n",
@@ -53,12 +143,12 @@ main (int argc, char **argv)
dbus_error_free (&error);
return 1;
}
-
+
_dbus_verbose ("We are on D-Bus...\n");
bus_loop_run ();
bus_context_shutdown (context);
bus_context_unref (context);
-
+
return 0;
}