/* opts-std-startup.c - Standard startup-time command line parser. Copyright (C) 1995,96,97,98,99,2001,02,2003,2004,2005 Free Software Foundation, Inc. Written by Miles Bader <miles@gnu.org> and Marcus Brinkmann. This file is part of the GNU Hurd. The GNU Hurd 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, or (at your option) any later version. The GNU Hurd 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <stdio.h> #include <argp.h> #include <string.h> #include "priv.h" /* Option keys for long-only options in argp_option. */ #define OPT_SLACK 600 /* --slack */ #define OPT_JUMP_DOWN_ON_INPUT 601 /* --jump-down-on-input */ #define OPT_NO_JUMP_DOWN_ON_INPUT 602 /* --no-jump-down-on-input */ #define OPT_JUMP_DOWN_ON_OUTPUT 603 /* --jump-down-on-output */ #define OPT_NO_JUMP_DOWN_ON_OUTPUT 604 /* --no-jump-down-on-output */ #define OPT_VISUAL_BELL 605 /* --visual-bell */ #define OPT_AUDIBLE_BELL 606 /* --audible-bell */ #define OPT_MOUSE_SHOW 607 /* --mouse-show-on */ #define OPT_MOUSE_HIDE 608 /* --mouse-hide-on */ #define OPT_MOUSE_SENS 609 /* --mouse-sensitivity */ /* The number of records the client is allowed to lag behind the server. */ #define DEFAULT_SLACK 100 #define DEFAULT_SLACK_STRING STRINGIFY(DEFAULT_SLACK) #define STRINGIFY(x) STRINGIFY_1(x) #define STRINGIFY_1(x) #x /* The mouse sensitivity. */ #define DEFAULT_MOUSE_SENS 3.0 #define DEFAULT_MOUSE_SENS_STRING STRINGIFY(DEFAULT_MOUSE_SENS) /* Number of records the client is allowed to lag behind the server. */ int _cons_slack = DEFAULT_SLACK; /* If we jump down on input. */ int _cons_jump_down_on_input = 1; /* If we jump down on output. */ int _cons_jump_down_on_output; /* The filename of the console server. */ char *cons_file; /* The type of bell used for the visual bell. */ bell_type_t _cons_visual_bell = BELL_VISUAL; /* The type of bell used for the audible bell. */ bell_type_t _cons_audible_bell = BELL_AUDIBLE; /* The type of events that will make the mouse cursor visible. */ int _cons_show_mouse = CONS_EVT_MOUSE_MOVE; /* The type of events that will hide the mouse cursor. */ int _cons_hide_mouse = CONS_EVT_KEYPRESS; /* The mouse sensitivity. */ float _cons_mouse_sens = DEFAULT_MOUSE_SENS; static const struct argp_option startup_options[] = { { "slack", OPT_SLACK, "RECORDS", 0, "Max number of records the client is" " allowed to lag behind the server (default " DEFAULT_SLACK_STRING ")" }, { "jump-down-on-input", OPT_JUMP_DOWN_ON_INPUT, NULL, 0, "End scrollback when something is entered (default)" }, { "no-jump-down-on-input", OPT_NO_JUMP_DOWN_ON_INPUT, NULL, 0, "End scrollback when something is entered" }, { "jump-down-on-output", OPT_JUMP_DOWN_ON_OUTPUT, NULL, 0, "End scrollback when something is printed" }, { "no-jump-down-on-output", OPT_NO_JUMP_DOWN_ON_OUTPUT, NULL, 0, "End scrollback when something is printed (default)" }, { "visual-bell", OPT_VISUAL_BELL, "BELL", 0, "Visual bell: on (default), " "off, visual, audible" }, { "audible-bell", OPT_AUDIBLE_BELL, "BELL", 0, "Audible bell: on (default), " "off, visual, audible" }, { "mouse-show-on", OPT_MOUSE_SHOW, "EVENTS", 0, "One or more of the events" " mousemove, mousebutton, keypress, output (default is mousemove), if one" " of these events occur the mouse cursor will be made visible" }, { "mouse-hide-on", OPT_MOUSE_HIDE, "EVENTS", 0, "One or more of the events" " mousemove, mousebutton, keypress, output (default is keypress), if one" " of these events occur the mouse cursor will be hidden " }, { "mouse-sensitivity", OPT_MOUSE_SENS, "SENSITIVITY", 0, "The mouse" " sensitivity (default " DEFAULT_MOUSE_SENS_STRING "). A lower value" " means more sensitive" }, { 0, 0 } }; static const char args_doc[] = "CONSOLE"; static const char doc[] = "A console client."; static error_t parse_startup_opt (int opt, char *arg, struct argp_state *state) { int parse_events (char *events) { char *evtstr = strdupa (events); char *tok = strtok (evtstr, ","); int evmask = 0; while (tok) { if (!strcasecmp ("mousemove", tok)) evmask |= CONS_EVT_MOUSE_MOVE; else if (!strcasecmp ("mousebutton", tok)) evmask |= CONS_EVT_MOUSE_BUTTON; else if (!strcasecmp ("keypress", tok)) evmask |= CONS_EVT_KEYPRESS; else if (!strcasecmp ("output", tok)) evmask |= CONS_EVT_OUTPUT; else argp_error (state, "The event can be one of: MOUSEMOVE," " MOUSEBUTTON, KEYPRESS or OUTPUT"); tok = strtok (NULL, ","); } return evmask; } switch (opt) { case OPT_SLACK: _cons_slack = atoi (arg); break; case OPT_JUMP_DOWN_ON_INPUT: _cons_jump_down_on_input = 1; break; case OPT_NO_JUMP_DOWN_ON_INPUT: _cons_jump_down_on_input = 0; break; case OPT_JUMP_DOWN_ON_OUTPUT: _cons_jump_down_on_output = 1; break; case OPT_NO_JUMP_DOWN_ON_OUTPUT: _cons_jump_down_on_output = 0; break; case OPT_AUDIBLE_BELL: if (!strcasecmp ("on", arg) || !strcasecmp ("audible", arg)) _cons_audible_bell = BELL_AUDIBLE; else if (!strcasecmp ("off", arg)) _cons_audible_bell = BELL_OFF; else if (!strcasecmp ("visual", arg)) _cons_audible_bell = BELL_VISUAL; else argp_error (state, "The audible bell can be one of: on, off, visual, " "audible"); break; case OPT_VISUAL_BELL: if (!strcasecmp ("on", arg) || !strcasecmp ("visual", arg)) _cons_visual_bell = BELL_VISUAL; else if (!strcasecmp ("off", arg)) _cons_visual_bell = BELL_OFF; else if (!strcasecmp ("audible", arg)) _cons_visual_bell = BELL_AUDIBLE; else argp_error (state, "The visual bell can be one of: on, off, visual, " "audible"); break; case OPT_MOUSE_SHOW: _cons_show_mouse = parse_events (arg); break; case OPT_MOUSE_HIDE: _cons_hide_mouse = parse_events (arg); break; case OPT_MOUSE_SENS: { char *tail; errno = 0; _cons_mouse_sens = strtod (arg, &tail); if (tail == NULL || tail == arg || *tail != '\0') argp_error (state, "SENSITIVITY is not a number: %s", arg); if (errno) argp_error (state, "Overflow in argument SENSITIVITY %s", arg); break; } case ARGP_KEY_ARG: if (state->arg_num > 0) /* Too many arguments. */ argp_error (state, "Too many non option arguments"); cons_file = arg; break; case ARGP_KEY_NO_ARGS: argp_error (state, "Filename of console server missing"); break; default: return ARGP_ERR_UNKNOWN; } return 0; } /* An argp structure for the standard console client command line arguments. */ const struct argp cons_startup_argp = { startup_options, parse_startup_opt, args_doc, doc };