diff options
author | Havoc Pennington <hp@redhat.com> | 2003-03-31 18:58:14 +0000 |
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committer | Havoc Pennington <hp@redhat.com> | 2003-03-31 18:58:14 +0000 |
commit | 7af59334331fbd097a24c4942c75181882b96747 (patch) | |
tree | f66cd5a428a2a1c04be1bf51ef24106046981f10 /bus/main.c | |
parent | e6809d1a692da3b1127610b527f636743458274b (diff) | |
download | dbus-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.c | 112 |
1 files changed, 101 insertions, 11 deletions
@@ -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; } |