/* 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 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 #include #include #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 };