1 // options.cxx -- class to handle command line options
3 // Written by Curtis Olson, started April 1998.
5 // Copyright (C) 1998 Curtis L. Olson - http://www.flightgear.org/~curt
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License as
9 // published by the Free Software Foundation; either version 2 of the
10 // License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful, but
13 // WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 // General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #include <simgear/compiler.h>
29 #include <simgear/structure/exception.hxx>
30 #include <simgear/debug/logstream.hxx>
32 #include <math.h> // rint()
34 #include <stdlib.h> // atof(), atoi()
35 #include <string.h> // strcmp()
42 #include <simgear/math/sg_random.h>
43 #include <simgear/misc/sgstream.hxx>
44 #include <simgear/misc/sg_path.hxx>
46 // #include <Include/general.hxx>
47 // #include <Airports/simple.hxx>
48 // #include <Cockpit/cockpit.hxx>
49 // #include <FDM/flight.hxx>
51 #include <Autopilot/route_mgr.hxx>
54 #include "globals.hxx"
55 #include "fg_init.hxx"
56 #include "fg_props.hxx"
57 #include "options.hxx"
59 #include "viewmgr.hxx"
64 SG_USING_NAMESPACE(std);
67 #define NEW_DEFAULT_MODEL_HZ 120
74 FG_OPTIONS_VERBOSE_HELP = 3,
75 FG_OPTIONS_SHOW_AIRCRAFT = 4
79 atof( const string& str )
83 // -dw- if ::atof is called, then we get an infinite loop
84 return std::atof( str.c_str() );
86 return ::atof( str.c_str() );
91 atoi( const string& str )
94 // -dw- if ::atoi is called, then we get an infinite loop
95 return std::atoi( str.c_str() );
97 return ::atoi( str.c_str() );
103 * Set a few fail-safe default property values.
105 * These should all be set in $FG_ROOT/preferences.xml, but just
106 * in case, we provide some initial sane values here. This method
107 * should be invoked *before* reading any init files.
112 // set a possibly independent location for scenery data
113 char *envp = ::getenv( "FG_SCENERY" );
115 if ( envp != NULL ) {
116 // fg_root could be anywhere, so default to environmental
117 // variable $FG_ROOT if it is set.
118 globals->set_fg_scenery(envp);
120 // Otherwise, default to Scenery being in $FG_ROOT/Scenery
121 globals->set_fg_scenery("");
123 // Position (deliberately out of range)
124 fgSetDouble("/position/longitude-deg", 9999.0);
125 fgSetDouble("/position/latitude-deg", 9999.0);
126 fgSetDouble("/position/altitude-ft", -9999.0);
129 fgSetDouble("/orientation/heading-deg", 270);
130 fgSetDouble("/orientation/roll-deg", 0);
131 fgSetDouble("/orientation/pitch-deg", 0.424);
134 fgSetDouble("/velocities/uBody-fps", 0.0);
135 fgSetDouble("/velocities/vBody-fps", 0.0);
136 fgSetDouble("/velocities/wBody-fps", 0.0);
137 fgSetDouble("/velocities/speed-north-fps", 0.0);
138 fgSetDouble("/velocities/speed-east-fps", 0.0);
139 fgSetDouble("/velocities/speed-down-fps", 0.0);
140 fgSetDouble("/velocities/airspeed-kt", 0.0);
141 fgSetDouble("/velocities/mach", 0.0);
144 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
145 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
146 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
148 fgSetDouble("/sim/presets/heading-deg", 270);
149 fgSetDouble("/sim/presets/roll-deg", 0);
150 fgSetDouble("/sim/presets/pitch-deg", 0.424);
152 fgSetString("/sim/presets/speed-set", "knots");
153 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
154 fgSetDouble("/sim/presets/mach", 0.0);
155 fgSetDouble("/sim/presets/uBody-fps", 0.0);
156 fgSetDouble("/sim/presets/vBody-fps", 0.0);
157 fgSetDouble("/sim/presets/wBody-fps", 0.0);
158 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
159 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
160 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
162 fgSetBool("/sim/presets/onground", true);
163 fgSetBool("/sim/presets/trim", false);
166 fgSetBool("/sim/startup/game-mode", false);
167 fgSetBool("/sim/startup/splash-screen", true);
168 fgSetBool("/sim/startup/intro-music", true);
169 // we want mouse-pointer to have an undefined value if nothing is
170 // specified so we can do the right thing for voodoo-1/2 cards.
171 // fgSetString("/sim/startup/mouse-pointer", "disabled");
172 fgSetString("/sim/control-mode", "joystick");
173 fgSetBool("/sim/auto-coordination", false);
175 fgSetString("/sim/startup/browser-app", "webrun.bat");
176 #elif defined(__APPLE__)
177 fgSetString("/sim/startup/browser-app", "open");
179 fgSetString("/sim/startup/browser-app", "netscape");
181 fgSetString("/sim/logging/priority", "alert");
184 fgSetBool("/sim/hud/antialiased", false);
185 fgSetBool("/sim/hud/enable3d", true);
186 fgSetBool("/sim/hud/visibility", false);
187 fgSetBool("/sim/panel/visibility", true);
188 fgSetBool("/sim/sound/pause", false);
190 // Flight Model options
191 fgSetString("/sim/flight-model", "jsb");
192 fgSetString("/sim/aero", "c172");
193 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
194 fgSetInt("/sim/speed-up", 1);
197 fgSetString("/sim/rendering/fog", "nicest");
198 fgSetBool("/environment/clouds/status", true);
199 fgSetBool("/sim/startup/fullscreen", false);
200 fgSetBool("/sim/rendering/shading", true);
201 fgSetBool("/sim/rendering/skyblend", true);
202 fgSetBool("/sim/rendering/textures", true);
203 fgSetBool("/sim/rendering/wireframe", false);
204 fgSetBool("/sim/rendering/horizon-effect", false);
205 fgSetBool("/sim/rendering/enhanced-lighting", false);
206 fgSetBool("/sim/rendering/distance-attenuation", false);
207 fgSetBool("/sim/rendering/specular-highlight", true);
208 fgSetInt("/sim/startup/xsize", 800);
209 fgSetInt("/sim/startup/ysize", 600);
210 fgSetInt("/sim/rendering/bits-per-pixel", 16);
211 fgSetString("/sim/view-mode", "pilot");
212 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
215 fgSetString("/sim/startup/units", "feet");
216 fgSetString("/sim/hud/frame-stat-type", "tris");
219 fgSetInt("/sim/startup/time-offset", 0);
220 fgSetString("/sim/startup/time-offset-type", "system-offset");
221 fgSetLong("/sim/time/cur-time-override", 0);
224 fgSetBool("/sim/freeze/master", false);
225 fgSetBool("/sim/freeze/position", false);
226 fgSetBool("/sim/freeze/clock", false);
227 fgSetBool("/sim/freeze/fuel", false);
230 fgSetString("/sim/multiplay/callsign", "callsign");
231 fgSetString("/sim/multiplay/rxhost", "0");
232 fgSetString("/sim/multiplay/txhost", "0");
233 fgSetInt("/sim/multiplay/rxport", 0);
234 fgSetInt("/sim/multiplay/txport", 0);
240 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
241 double * speed, double * gust)
243 string::size_type pos = wind.find('@');
244 if (pos == string::npos)
246 string dir = wind.substr(0, pos);
247 string spd = wind.substr(pos+1);
249 if (pos == string::npos) {
250 *min_hdg = *max_hdg = atof(dir.c_str());
252 *min_hdg = atof(dir.substr(0,pos).c_str());
253 *max_hdg = atof(dir.substr(pos+1).c_str());
256 if (pos == string::npos) {
257 *speed = *gust = atof(spd.c_str());
259 *speed = atof(spd.substr(0,pos).c_str());
260 *gust = atof(spd.substr(pos+1).c_str());
265 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
267 parse_time(const string& time_in) {
268 char *time_str, num[256];
269 double hours, minutes, seconds;
274 time_str = (char *)time_in.c_str();
276 // printf("parse_time(): %s\n", time_str);
279 if ( strlen(time_str) ) {
280 if ( time_str[0] == '+' ) {
283 } else if ( time_str[0] == '-' ) {
288 // printf("sign = %d\n", sign);
291 if ( strlen(time_str) ) {
293 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
294 num[i] = time_str[0];
298 if ( time_str[0] == ':' ) {
303 // printf("hours = %.2lf\n", hours);
309 if ( strlen(time_str) ) {
311 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
312 num[i] = time_str[0];
316 if ( time_str[0] == ':' ) {
321 // printf("minutes = %.2lf\n", minutes);
323 result += minutes / 60.0;
327 if ( strlen(time_str) ) {
329 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
330 num[i] = time_str[0];
336 // printf("seconds = %.2lf\n", seconds);
338 result += seconds / 3600.0;
341 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
343 return(sign * result);
347 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
349 parse_date( const string& date)
352 char * date_str, num[256];
354 // initialize to zero
361 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
362 date_str = (char *)date.c_str();
364 if ( strlen(date_str) ) {
366 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
367 num[i] = date_str[0];
371 if ( date_str[0] == ':' ) {
375 gmt.tm_year = atoi(num) - 1900;
378 if ( strlen(date_str) ) {
380 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
381 num[i] = date_str[0];
385 if ( date_str[0] == ':' ) {
389 gmt.tm_mon = atoi(num) -1;
392 if ( strlen(date_str) ) {
394 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
395 num[i] = date_str[0];
399 if ( date_str[0] == ':' ) {
403 gmt.tm_mday = atoi(num);
406 if ( strlen(date_str) ) {
408 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
409 num[i] = date_str[0];
413 if ( date_str[0] == ':' ) {
417 gmt.tm_hour = atoi(num);
420 if ( strlen(date_str) ) {
422 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
423 num[i] = date_str[0];
427 if ( date_str[0] == ':' ) {
431 gmt.tm_min = atoi(num);
434 if ( strlen(date_str) ) {
436 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
437 num[i] = date_str[0];
441 if ( date_str[0] == ':' ) {
445 gmt.tm_sec = atoi(num);
447 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
448 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
449 //printf ("Date is %s\n", ctime(&theTime));
450 //printf ("in seconds that is %d\n", theTime);
456 // parse angle in the form of [+/-]ddd:mm:ss into degrees
458 parse_degree( const string& degree_str) {
459 double result = parse_time( degree_str );
461 // printf("Degree = %.4f\n", result);
467 // parse time offset string into seconds
469 parse_time_offset( const string& time_str) {
472 // printf("time offset = %s\n", time_str);
475 result = (int)rint(parse_time(time_str) * 3600.0);
477 result = (int)(parse_time(time_str) * 3600.0);
480 // printf("parse_time_offset(): %d\n", result);
486 // Parse --fov=x.xx type option
488 parse_fov( const string& arg ) {
489 double fov = atof(arg);
491 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
492 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
494 fgSetDouble("/sim/current-view/field-of-view", fov);
496 // printf("parse_fov(): result = %.4f\n", fov);
502 // Parse I/O channel option
504 // Format is "--protocol=medium,direction,hz,medium_options,..."
506 // protocol = { native, nmea, garmin, fgfs, rul, pve, etc. }
507 // medium = { serial, socket, file, etc. }
508 // direction = { in, out, bi }
509 // hz = number of times to process channel per second (floating
510 // point values are ok.
512 // Serial example "--nmea=serial,dir,hz,device,baud" where
514 // device = OS device name of serial line to be open()'ed
515 // baud = {300, 1200, 2400, ..., 230400}
517 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
519 // machine = machine name or ip address if client (leave empty if server)
520 // port = port, leave empty to let system choose
521 // style = tcp or udp
523 // File example "--garmin=file,dir,hz,filename" where
525 // filename = file system file name
528 add_channel( const string& type, const string& channel_str ) {
529 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
531 globals->get_channel_options_list()->push_back( type + "," + channel_str );
533 // cout << "here" << endl;
538 // The parse wp and parse flight-plan options don't work anymore, because
539 // the route manager and the airport subsystems have not yet been initialized
542 // Parse --wp=ID[@alt]
544 parse_wp( const string& arg ) {
545 string_list *waypoints = globals->get_initial_waypoints();
547 waypoints = new string_list;
549 waypoints->push_back(arg);
550 globals->set_initial_waypoints(waypoints);
554 // Parse --flight-plan=[file]
556 parse_flightplan(const string& arg)
558 string_list *waypoints = globals->get_initial_waypoints();
560 waypoints = new string_list;
561 sg_gzifstream in(arg.c_str());
562 if ( !in.is_open() ) {
568 #if defined( macintosh )
569 getline( in, line, '\r' );
571 getline( in, line, '\n' );
574 // catch extraneous (DOS) line ending character
575 if ( line[line.length() - 1] < 32 ) {
576 line = line.substr( 0, line.length()-1 );
582 waypoints->push_back(line);
584 globals->set_initial_waypoints(waypoints);
589 fgOptLanguage( const char *arg )
591 globals->set_locale( fgInitLocale( arg ) );
592 return FG_OPTIONS_OK;
598 fgSetString("/sim/presets/airport-id", "");
599 fgSetString("/sim/presets/vor-id", "");
600 fgSetString("/sim/presets/ndb-id", "");
601 fgSetString("/sim/presets/carrier", "");
602 fgSetString("/sim/presets/parkpos", "");
603 fgSetString("/sim/presets/fix", "");
607 fgOptVOR( const char * arg )
610 fgSetString("/sim/presets/vor-id", arg);
611 return FG_OPTIONS_OK;
615 fgOptNDB( const char * arg )
618 fgSetString("/sim/presets/ndb-id", arg);
619 return FG_OPTIONS_OK;
623 fgOptCarrier( const char * arg )
626 fgSetString("/sim/presets/carrier", arg);
627 return FG_OPTIONS_OK;
631 fgOptParkpos( const char * arg )
633 fgSetString("/sim/presets/parkpos", arg);
634 return FG_OPTIONS_OK;
638 fgOptFIX( const char * arg )
641 fgSetString("/sim/presets/fix", arg);
642 return FG_OPTIONS_OK;
646 fgOptLon( const char *arg )
649 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
650 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
651 return FG_OPTIONS_OK;
655 fgOptLat( const char *arg )
658 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
659 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
660 return FG_OPTIONS_OK;
664 fgOptAltitude( const char *arg )
666 fgSetBool("/sim/presets/onground", false);
667 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
668 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
670 fgSetDouble("/sim/presets/altitude-ft",
671 atof( arg ) * SG_METER_TO_FEET);
672 return FG_OPTIONS_OK;
676 fgOptUBody( const char *arg )
678 fgSetString("/sim/presets/speed-set", "UVW");
679 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
680 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
682 fgSetDouble("/sim/presets/uBody-fps",
683 atof( arg ) * SG_METER_TO_FEET);
684 return FG_OPTIONS_OK;
688 fgOptVBody( const char *arg )
690 fgSetString("/sim/presets/speed-set", "UVW");
691 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
692 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
694 fgSetDouble("/sim/presets/vBody-fps",
695 atof( arg ) * SG_METER_TO_FEET);
696 return FG_OPTIONS_OK;
700 fgOptWBody( const char *arg )
702 fgSetString("/sim/presets/speed-set", "UVW");
703 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
704 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
706 fgSetDouble("/sim/presets/wBody-fps",
707 atof(arg) * SG_METER_TO_FEET);
708 return FG_OPTIONS_OK;
712 fgOptVNorth( const char *arg )
714 fgSetString("/sim/presets/speed-set", "NED");
715 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
716 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
718 fgSetDouble("/sim/presets/speed-north-fps",
719 atof( arg ) * SG_METER_TO_FEET);
720 return FG_OPTIONS_OK;
724 fgOptVEast( const char *arg )
726 fgSetString("/sim/presets/speed-set", "NED");
727 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
728 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
730 fgSetDouble("/sim/presets/speed-east-fps",
731 atof(arg) * SG_METER_TO_FEET);
732 return FG_OPTIONS_OK;
736 fgOptVDown( const char *arg )
738 fgSetString("/sim/presets/speed-set", "NED");
739 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
740 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
742 fgSetDouble("/sim/presets/speed-down-fps",
743 atof(arg) * SG_METER_TO_FEET);
744 return FG_OPTIONS_OK;
748 fgOptVc( const char *arg )
750 // fgSetString("/sim/presets/speed-set", "knots");
751 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
752 fgSetString("/sim/presets/speed-set", "knots");
753 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
754 return FG_OPTIONS_OK;
758 fgOptMach( const char *arg )
760 fgSetString("/sim/presets/speed-set", "mach");
761 fgSetDouble("/sim/presets/mach", atof(arg));
762 return FG_OPTIONS_OK;
766 fgOptRoc( const char *arg )
768 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
769 return FG_OPTIONS_OK;
773 fgOptFgRoot( const char *arg )
775 globals->set_fg_root(arg);
776 return FG_OPTIONS_OK;
780 fgOptFgScenery( const char *arg )
782 globals->set_fg_scenery(arg);
783 return FG_OPTIONS_OK;
787 fgOptFov( const char *arg )
790 return FG_OPTIONS_OK;
794 fgOptGeometry( const char *arg )
796 bool geometry_ok = true;
797 int xsize = 0, ysize = 0;
798 string geometry = arg;
799 string::size_type i = geometry.find('x');
801 if (i != string::npos) {
802 xsize = atoi(geometry.substr(0, i));
803 ysize = atoi(geometry.substr(i+1));
808 if ( xsize <= 0 || ysize <= 0 ) {
814 if ( !geometry_ok ) {
815 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
816 SG_LOG( SG_GENERAL, SG_ALERT,
817 "Setting geometry to " << xsize << 'x' << ysize << '\n');
819 SG_LOG( SG_GENERAL, SG_INFO,
820 "Setting geometry to " << xsize << 'x' << ysize << '\n');
821 fgSetInt("/sim/startup/xsize", xsize);
822 fgSetInt("/sim/startup/ysize", ysize);
824 return FG_OPTIONS_OK;
828 fgOptBpp( const char *arg )
830 string bits_per_pix = arg;
831 if ( bits_per_pix == "16" ) {
832 fgSetInt("/sim/rendering/bits-per-pixel", 16);
833 } else if ( bits_per_pix == "24" ) {
834 fgSetInt("/sim/rendering/bits-per-pixel", 24);
835 } else if ( bits_per_pix == "32" ) {
836 fgSetInt("/sim/rendering/bits-per-pixel", 32);
838 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
840 return FG_OPTIONS_OK;
844 fgOptTimeOffset( const char *arg )
846 fgSetInt("/sim/startup/time-offset",
847 parse_time_offset( arg ));
848 fgSetString("/sim/startup/time-offset-type", "system-offset");
849 return FG_OPTIONS_OK;
853 fgOptStartDateSys( const char *arg )
855 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
856 fgSetString("/sim/startup/time-offset-type", "system");
857 return FG_OPTIONS_OK;
861 fgOptStartDateLat( const char *arg )
863 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
864 fgSetString("/sim/startup/time-offset-type", "latitude");
865 return FG_OPTIONS_OK;
869 fgOptStartDateGmt( const char *arg )
871 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
872 fgSetString("/sim/startup/time-offset-type", "gmt");
873 return FG_OPTIONS_OK;
877 fgSetupProxy( const char *arg )
879 string options = arg;
880 string host, port, auth;
883 host = port = auth = "";
884 if ((pos = options.find("@")) != string::npos)
885 auth = options.substr(0, pos++);
889 host = options.substr(pos, options.size());
890 if ((pos = host.find(":")) != string::npos) {
891 port = host.substr(++pos, host.size());
892 host.erase(--pos, host.size());
895 fgSetString("/sim/presets/proxy/host", host.c_str());
896 fgSetString("/sim/presets/proxy/port", port.c_str());
897 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
899 return FG_OPTIONS_OK;
903 fgOptTraceRead( const char *arg )
906 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
907 fgGetNode(name.c_str(), true)
908 ->setAttribute(SGPropertyNode::TRACE_READ, true);
909 return FG_OPTIONS_OK;
913 fgOptLogLevel( const char *arg )
915 fgSetString("/sim/logging/classes", "all");
916 fgSetString("/sim/logging/priority", arg);
918 string priority = arg;
919 logbuf::set_log_classes(SG_ALL);
920 if (priority == "bulk") {
921 logbuf::set_log_priority(SG_BULK);
922 } else if (priority == "debug") {
923 logbuf::set_log_priority(SG_DEBUG);
924 } else if (priority == "info") {
925 logbuf::set_log_priority(SG_INFO);
926 } else if (priority == "warn") {
927 logbuf::set_log_priority(SG_WARN);
928 } else if (priority == "alert") {
929 logbuf::set_log_priority(SG_ALERT);
931 SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
933 SG_LOG(SG_GENERAL, SG_DEBUG, "Logging priority is " << priority);
935 return FG_OPTIONS_OK;
940 fgOptTraceWrite( const char *arg )
943 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
944 fgGetNode(name.c_str(), true)
945 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
946 return FG_OPTIONS_OK;
950 fgOptViewOffset( const char *arg )
952 // $$$ begin - added VS Renganathan, 14 Oct 2K
953 // for multi-window outside window imagery
954 string woffset = arg;
955 double default_view_offset = 0.0;
956 if ( woffset == "LEFT" ) {
957 default_view_offset = SGD_PI * 0.25;
958 } else if ( woffset == "RIGHT" ) {
959 default_view_offset = SGD_PI * 1.75;
960 } else if ( woffset == "CENTER" ) {
961 default_view_offset = 0.00;
963 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
965 /* apparently not used (CLO, 11 Jun 2002)
966 FGViewer *pilot_view =
967 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
968 // this will work without calls to the viewer...
969 fgSetDouble( "/sim/current-view/heading-offset-deg",
970 default_view_offset * SGD_RADIANS_TO_DEGREES );
971 // $$$ end - added VS Renganathan, 14 Oct 2K
972 return FG_OPTIONS_OK;
976 fgOptVisibilityMeters( const char *arg )
978 double visibility = atof( arg );
979 fgDefaultWeatherValue("visibility-m", visibility);
980 return FG_OPTIONS_OK;
984 fgOptVisibilityMiles( const char *arg )
986 double visibility = atof( arg ) * 5280.0 * SG_FEET_TO_METER;
987 fgDefaultWeatherValue("visibility-m", visibility);
988 return FG_OPTIONS_OK;
992 fgOptRandomWind( const char *arg )
994 double min_hdg = sg_random() * 360.0;
995 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
996 double speed = sg_random() * sg_random() * 40;
997 double gust = speed + (10 - sqrt(sg_random() * 100));
998 fgSetupWind(min_hdg, max_hdg, speed, gust);
999 return FG_OPTIONS_OK;
1003 fgOptWind( const char *arg )
1005 double min_hdg, max_hdg, speed, gust;
1006 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
1007 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
1008 return FG_OPTIONS_ERROR;
1010 fgSetupWind(min_hdg, max_hdg, speed, gust);
1011 return FG_OPTIONS_OK;
1015 fgOptTurbulence( const char *arg )
1017 fgDefaultWeatherValue("turbulence/magnitude-norm", atof(arg));
1018 return FG_OPTIONS_OK;
1022 fgOptCeiling( const char *arg )
1024 double elevation, thickness;
1026 string::size_type pos = spec.find(':');
1027 if (pos == string::npos) {
1028 elevation = atof(spec.c_str());
1031 elevation = atof(spec.substr(0, pos).c_str());
1032 thickness = atof(spec.substr(pos + 1).c_str());
1034 fgSetDouble("/environment/clouds/layer[0]/elevation-ft", elevation);
1035 fgSetDouble("/environment/clouds/layer[0]/thickness-ft", thickness);
1036 fgSetString("/environment/clouds/layer[0]/coverage", "overcast");
1037 return FG_OPTIONS_OK;
1041 fgOptWp( const char *arg )
1044 return FG_OPTIONS_OK;
1048 fgOptFlightPlan( const char *arg )
1050 parse_flightplan ( arg );
1051 return FG_OPTIONS_OK;
1055 fgOptConfig( const char *arg )
1059 readProperties(file, globals->get_props());
1060 } catch (const sg_exception &e) {
1061 string message = "Error loading config file: ";
1062 message += e.getFormattedMessage();
1063 SG_LOG(SG_INPUT, SG_ALERT, message);
1066 return FG_OPTIONS_OK;
1070 parse_colon (const string &s, double * val1, double * val2)
1072 string::size_type pos = s.find(':');
1073 if (pos == string::npos) {
1077 *val1 = atof(s.substr(0, pos).c_str());
1078 *val2 = atof(s.substr(pos+1).c_str());
1085 fgOptFailure( const char * arg )
1089 fgSetBool("/systems/pitot/serviceable", false);
1090 } else if (a == "static") {
1091 fgSetBool("/systems/static/serviceable", false);
1092 } else if (a == "vacuum") {
1093 fgSetBool("/systems/vacuum/serviceable", false);
1094 } else if (a == "electrical") {
1095 fgSetBool("/systems/electrical/serviceable", false);
1097 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1098 return FG_OPTIONS_ERROR;
1101 return FG_OPTIONS_OK;
1106 fgOptNAV1( const char * arg )
1108 double radial, freq;
1109 if (parse_colon(arg, &radial, &freq))
1110 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1111 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1112 return FG_OPTIONS_OK;
1116 fgOptNAV2( const char * arg )
1118 double radial, freq;
1119 if (parse_colon(arg, &radial, &freq))
1120 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1121 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1122 return FG_OPTIONS_OK;
1126 fgOptADF( const char * arg )
1129 if (parse_colon(arg, &rot, &freq))
1130 fgSetDouble("/instrumentation/adf/rotation-deg", rot);
1131 fgSetDouble("/instrumentation/adf/frequencies/selected-khz", freq);
1132 return FG_OPTIONS_OK;
1136 fgOptDME( const char *arg )
1139 if (opt == "nav1") {
1140 fgSetInt("/instrumentation/dme/switch-position", 1);
1141 fgSetString("/instrumentation/dme/frequencies/source",
1142 "/instrumentation/nav[0]/frequencies/selected-mhz");
1143 } else if (opt == "nav2") {
1144 fgSetInt("/instrumentation/dme/switch-position", 3);
1145 fgSetString("/instrumentation/dme/frequencies/source",
1146 "/instrumentation/nav[1]/frequencies/selected-mhz");
1148 fgSetInt("/instrumentation/dme/switch-position", 2);
1149 fgSetString("/instrumentation/dme/frequencies/source",
1150 "/instrumentation/dme/frequencies/selected-mhz");
1151 fgSetString("/instrumentation/dme/frequencies/selected-mhz", arg);
1153 return FG_OPTIONS_OK;
1157 fgOptLivery( const char *arg )
1160 string livery_path = "livery/" + opt;
1161 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1162 return FG_OPTIONS_OK;
1165 static map<string,size_t> fgOptionMap;
1168 option has_param type property b_param s_param func
1171 option : name of the option
1172 has_param : option is --name=value if true or --name if false
1173 type : OPTION_BOOL - property is a boolean
1174 OPTION_STRING - property is a string
1175 OPTION_DOUBLE - property is a double
1176 OPTION_INT - property is an integer
1177 OPTION_CHANNEL - name of option is the name of a channel
1178 OPTION_FUNC - the option trigger a function
1179 b_param : if type==OPTION_BOOL,
1180 value set to the property (has_param is false for boolean)
1181 s_param : if type==OPTION_STRING,
1182 value set to the property if has_param is false
1183 func : function called if type==OPTION_FUNC. if has_param is true,
1184 the value is passed to the function as a string, otherwise,
1187 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1188 double or an integer and set to the property.
1190 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1194 enum OptionType { OPTION_BOOL, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC };
1198 enum OptionType type;
1202 int (*func)( const char * );
1203 } fgOptionArray[] = {
1205 {"language", true, OPTION_FUNC, "", false, "", fgOptLanguage },
1206 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1207 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1208 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1209 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1210 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1211 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1212 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1213 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1214 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1215 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1216 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", false, "", 0 },
1217 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/params/real-world-weather-fetch", true, "", 0 },
1218 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1219 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1220 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1221 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1222 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1223 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1224 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1225 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1226 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", false, "", 0 },
1227 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", true, "", 0 },
1228 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/antialiased", false, "", 0 },
1229 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/antialiased", true, "", 0 },
1230 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1231 {"disable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", false, "", 0 },
1232 {"enable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", true, "", 0 },
1233 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1234 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility", false, "", 0 },
1235 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility", true, "", 0 },
1236 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1237 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1238 {"disable-sound", false, OPTION_BOOL, "/sim/sound/pause", true, "", 0 },
1239 {"enable-sound", false, OPTION_BOOL, "/sim/sound/pause", false, "", 0 },
1240 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1241 {"airport-id", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1242 {"runway", true, OPTION_STRING, "/sim/presets/runway", false, "", 0 },
1243 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1244 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1245 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1246 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1247 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1248 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance", false, "", 0 },
1249 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth", false, "", 0 },
1250 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1251 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1252 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1253 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1254 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1255 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1256 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1257 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1258 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1259 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1260 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1261 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1262 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1263 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1264 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1265 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1266 {"fg-root", true, OPTION_FUNC, "", false, "", fgOptFgRoot },
1267 {"fg-scenery", true, OPTION_FUNC, "", false, "", fgOptFgScenery },
1268 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1269 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1270 {"aircraft-dir", true, OPTION_STRING, "/sim/aircraft-dir", false, "", 0 },
1271 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1272 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1273 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1274 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1275 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1276 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1277 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1278 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1279 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1280 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1281 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1282 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1283 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1284 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1285 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1286 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1287 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1288 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1289 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1290 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1291 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1292 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1293 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1294 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1295 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1296 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1297 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1298 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1299 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1300 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1301 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1302 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1303 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1304 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1305 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1306 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1307 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1308 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1309 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1310 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1311 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1312 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1313 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1314 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1315 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1316 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1317 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1318 {"atlas", true, OPTION_CHANNEL, "", false, "", 0 },
1319 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1320 #ifdef FG_JPEG_SERVER
1321 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1323 {"native", true, OPTION_CHANNEL, "", false, "", 0 },
1324 {"native-ctrls", true, OPTION_CHANNEL, "", false, "", 0 },
1325 {"native-fdm", true, OPTION_CHANNEL, "", false, "", 0 },
1326 {"native-gui", true, OPTION_CHANNEL, "", false, "", 0 },
1327 {"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
1328 {"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
1329 {"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
1330 {"generic", true, OPTION_CHANNEL, "", false, "", 0 },
1331 {"props", true, OPTION_CHANNEL, "", false, "", 0 },
1332 {"telnet", true, OPTION_CHANNEL, "", false, "", 0 },
1333 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1334 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1335 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1336 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1337 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1338 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1339 #ifdef FG_MPLAYER_AS
1340 {"callsign", true, OPTION_STRING, "sim/multiplay/callsign", false, "", 0 },
1341 {"multiplay", true, OPTION_CHANNEL, "", false, "", 0 },
1343 {"trace-read", true, OPTION_FUNC, "", false, "", fgOptTraceRead },
1344 {"trace-write", true, OPTION_FUNC, "", false, "", fgOptTraceWrite },
1345 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1346 {"view-offset", true, OPTION_FUNC, "", false, "", fgOptViewOffset },
1347 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1348 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1349 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1350 {"wind", true, OPTION_FUNC, "", false, "", fgOptWind },
1351 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1352 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1353 {"wp", true, OPTION_FUNC, "", false, "", fgOptWp },
1354 {"flight-plan", true, OPTION_FUNC, "", false, "", fgOptFlightPlan },
1355 {"config", true, OPTION_FUNC, "", false, "", fgOptConfig },
1356 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1357 {"failure", true, OPTION_FUNC, "", false, "", fgOptFailure },
1358 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1359 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1360 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1361 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1362 {"adf", true, OPTION_FUNC, "", false, "", fgOptADF },
1363 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1364 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1365 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1370 // Parse a single option
1372 parse_option (const string& arg)
1374 if ( fgOptionMap.size() == 0 ) {
1376 OptionDesc *pt = &fgOptionArray[ 0 ];
1377 while ( pt->option != 0 ) {
1378 fgOptionMap[ pt->option ] = i;
1385 if ( (arg == "--help") || (arg == "-h") ) {
1386 // help/usage request
1387 return(FG_OPTIONS_HELP);
1388 } else if ( (arg == "--verbose") || (arg == "-v") ) {
1389 // verbose help/usage request
1390 return(FG_OPTIONS_VERBOSE_HELP);
1391 } else if ( arg.find( "--show-aircraft") == 0) {
1392 return(FG_OPTIONS_SHOW_AIRCRAFT);
1393 } else if ( arg.find( "--prop:" ) == 0 ) {
1394 string assign = arg.substr(7);
1395 string::size_type pos = assign.find('=');
1396 if ( pos == arg.npos || pos == 0 ) {
1397 SG_LOG( SG_GENERAL, SG_ALERT, "Bad property assignment: " << arg );
1398 return FG_OPTIONS_ERROR;
1400 string name = assign.substr(0, pos);
1401 string value = assign.substr(pos + 1);
1402 fgSetString(name.c_str(), value.c_str());
1403 // SG_LOG(SG_GENERAL, SG_INFO, "Setting default value of property "
1404 // << name << " to \"" << value << '"');
1405 } else if ( arg.find( "--" ) == 0 ) {
1406 size_t pos = arg.find( '=' );
1408 if ( pos == string::npos ) {
1409 arg_name = arg.substr( 2 );
1411 arg_name = arg.substr( 2, pos - 2 );
1413 map<string,size_t>::iterator it = fgOptionMap.find( arg_name );
1414 if ( it != fgOptionMap.end() ) {
1415 OptionDesc *pt = &fgOptionArray[ it->second ];
1416 switch ( pt->type ) {
1418 fgSetBool( pt->property, pt->b_param );
1421 if ( pt->has_param && pos != string::npos ) {
1422 fgSetString( pt->property, arg.substr( pos + 1 ).c_str() );
1423 } else if ( !pt->has_param && pos == string::npos ) {
1424 fgSetString( pt->property, pt->s_param );
1425 } else if ( pt->has_param ) {
1426 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1427 return FG_OPTIONS_ERROR;
1429 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1430 return FG_OPTIONS_ERROR;
1434 if ( pos != string::npos ) {
1435 fgSetDouble( pt->property, atof( arg.substr( pos + 1 ) ) );
1437 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1438 return FG_OPTIONS_ERROR;
1442 if ( pos != string::npos ) {
1443 fgSetInt( pt->property, atoi( arg.substr( pos + 1 ) ) );
1445 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1446 return FG_OPTIONS_ERROR;
1449 case OPTION_CHANNEL:
1450 if ( pt->has_param && pos != string::npos ) {
1451 add_channel( pt->option, arg.substr( pos + 1 ) );
1452 } else if ( !pt->has_param && pos == string::npos ) {
1453 add_channel( pt->option, pt->s_param );
1454 } else if ( pt->has_param ) {
1455 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1456 return FG_OPTIONS_ERROR;
1458 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1459 return FG_OPTIONS_ERROR;
1463 if ( pt->has_param && pos != string::npos ) {
1464 return pt->func( arg.substr( pos + 1 ).c_str() );
1465 } else if ( !pt->has_param && pos == string::npos ) {
1466 return pt->func( 0 );
1467 } else if ( pt->has_param ) {
1468 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1469 return FG_OPTIONS_ERROR;
1471 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1472 return FG_OPTIONS_ERROR;
1477 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1478 return FG_OPTIONS_ERROR;
1481 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1482 return FG_OPTIONS_ERROR;
1485 return FG_OPTIONS_OK;
1489 // Parse the command line options
1491 fgParseArgs (int argc, char **argv)
1493 bool in_options = true;
1494 bool verbose = false;
1497 SG_LOG(SG_GENERAL, SG_INFO, "Processing command line arguments");
1499 for (int i = 1; i < argc; i++) {
1500 string arg = argv[i];
1502 if (in_options && (arg.find('-') == 0)) {
1506 int result = parse_option(arg);
1507 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1510 else if (result == FG_OPTIONS_VERBOSE_HELP)
1513 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1514 fgOptLogLevel( "alert" );
1515 SGPath path( globals->get_fg_root() );
1516 path.append("Aircraft");
1517 fgShowAircraft(path, true);
1523 SG_LOG(SG_GENERAL, SG_INFO,
1524 "Reading command-line property file " << arg);
1525 readProperties(arg, globals->get_props());
1530 fgOptLogLevel( "alert" );
1535 SG_LOG(SG_GENERAL, SG_INFO, "Finished command line arguments");
1539 // Parse config file options
1541 fgParseOptions (const string& path) {
1542 sg_gzifstream in( path );
1543 if ( !in.is_open() ) {
1547 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path );
1551 while ( ! in.eof() ) {
1554 while ( in.get(c) && c != '\0' ) {
1559 #if defined( macintosh )
1560 getline( in, line, '\r' );
1562 getline( in, line, '\n' );
1565 // catch extraneous (DOS) line ending character
1567 for (i = line.length(); i > 0; i--)
1568 if (line[i - 1] > 32)
1570 line = line.substr( 0, i );
1572 if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
1573 cerr << endl << "Config file parse error: " << path << " '"
1574 << line << "'" << endl;
1583 // Print usage message
1585 fgUsage (bool verbose)
1587 SGPropertyNode *locale = globals->get_locale();
1589 SGPropertyNode options_root;
1591 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1595 fgLoadProps("options.xml", &options_root);
1596 } catch (const sg_exception &ex) {
1597 cout << "Unable to read the help file." << endl;
1598 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
1599 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
1600 cout << "by adding --fg-root=path as a program argument." << endl;
1605 SGPropertyNode *options = options_root.getNode("options");
1607 SG_LOG( SG_GENERAL, SG_ALERT,
1608 "Error reading options.xml: <options> directive not found." );
1612 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
1614 cout << "Usage: " << usage->getStringValue() << endl;
1617 vector<SGPropertyNode_ptr>section = options->getChildren("section");
1618 for (unsigned int j = 0; j < section.size(); j++) {
1621 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
1622 for (unsigned int k = 0; k < option.size(); k++) {
1624 SGPropertyNode *name = option[k]->getNode("name");
1625 SGPropertyNode *short_name = option[k]->getNode("short");
1626 SGPropertyNode *key = option[k]->getNode("key");
1627 SGPropertyNode *arg = option[k]->getNode("arg");
1628 bool brief = option[k]->getNode("brief");
1630 if ((brief || verbose) && name) {
1631 string tmp = name->getStringValue();
1635 tmp.append(key->getStringValue());
1639 tmp.append(arg->getStringValue());
1643 tmp.append(short_name->getStringValue());
1647 if (tmp.size() <= 25) {
1648 snprintf(cstr, 96, " --%-27s", tmp.c_str());
1650 snprintf(cstr, 96, "\n --%s\n%32c", tmp.c_str(), ' ');
1653 // There may be more than one <description> tag assosiated
1657 vector<SGPropertyNode_ptr>desc =
1658 option[k]->getChildren("description");
1660 if (desc.size() > 0) {
1661 for ( unsigned int l = 0; l < desc.size(); l++) {
1663 // There may be more than one translation line.
1665 string t = desc[l]->getStringValue();
1666 SGPropertyNode *n = locale->getNode("strings");
1667 vector<SGPropertyNode_ptr>trans_desc =
1668 n->getChildren(t.substr(8).c_str());
1670 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
1671 string t_str = trans_desc[m]->getStringValue();
1673 if ((m > 0) || ((l > 0) && m == 0)) {
1674 snprintf(cstr, 96, "%32c", ' ');
1679 // If the string is too large to fit on the screen,
1680 // then split it up in several pieces.
1682 while ( t_str.size() > 47 ) {
1684 unsigned int m = t_str.rfind(' ', 47);
1685 msg += t_str.substr(0, m);
1686 snprintf(cstr, 96, "\n%32c", ' ');
1689 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
1691 msg += t_str + '\n';
1698 SGPropertyNode *name =
1699 locale->getNode(section[j]->getStringValue("name"));
1701 if (!msg.empty() && name) {
1702 cout << endl << name->getStringValue() << ":" << endl;
1710 cout << "For a complete list of options use --help --verbose" << endl;
1713 cout << "Hit a key to continue..." << endl;
1718 // A simple function to return an integer depending on the position
1719 // of the status string within the array in order to determine the hierarchy.
1720 unsigned int getNumMaturity(const char * str)
1722 // changes should also be reflected in $FG_ROOT/data/options.xml &
1723 // $FG_ROOT/data/Translations/string-default.xml
1724 const char levels[][20]= {"alpha","beta","early-production","production",0};
1726 for (unsigned int i=0; i<(sizeof(levels)/sizeof(levels[0])-1);i++)
1727 if (strcmp(str,levels[i])==0)
1734 static void fgSearchAircraft(const SGPath &path, string_list &aircraft,
1739 ulDir *dirp = ulOpenDir(path.str().c_str());
1741 cerr << "Unable to open aircraft directory '" << path.str() << '\'' << endl;
1745 while ((dire = ulReadDir(dirp)) != NULL) {
1748 if (dire->d_isdir) {
1749 if (recursive && strcmp("CVS", dire->d_name)
1750 && strcmp(".", dire->d_name) && strcmp("..", dire->d_name))
1753 next.append(dire->d_name);
1755 fgSearchAircraft(next, aircraft, true);
1757 } else if ((ptr = strstr(dire->d_name, "-set.xml")) && (ptr[8] == '\0')) {
1759 SGPath afile = path;
1760 afile.append(dire->d_name);
1764 SGPropertyNode root;
1766 readProperties(afile.str(), &root);
1771 SGPropertyNode *desc = NULL;
1772 SGPropertyNode *status = NULL;
1774 SGPropertyNode *node = root.getNode("sim");
1776 desc = node->getNode("description");
1777 // if a status tag is found, read it in
1778 if (node->hasValue("status"))
1779 status = node->getNode("status");
1783 //additionally display status information where it is available
1785 if (strlen(dire->d_name) <= 27) {
1786 snprintf(cstr, 96, " %-27s %s", dire->d_name,
1787 (desc) ? desc->getStringValue() : "");
1790 snprintf(cstr, 96, " %-27s\n%32c%s", dire->d_name, ' ',
1791 (desc) ? desc->getStringValue() : "");
1794 SGPropertyNode * required_status
1795 = fgGetNode ("/sim/aircraft-min-status", true);
1797 // If the node holds the value "all", then there wasn't any status
1798 // level specified, so we simply go ahead and output ALL aircraft
1799 if (strcmp(required_status->getStringValue(),"all")==0) {
1800 aircraft.push_back(cstr);
1804 // If the node doesn't hold "all" as its value, then we are supposed
1805 // to show only aircraft meeting specific status (development status)
1808 if (node->hasValue("status")) {
1809 //Compare (minimally) required status level with actual aircraft status:
1810 if ( getNumMaturity(status->getStringValue() ) >=
1811 getNumMaturity(required_status->getStringValue() ) )
1812 aircraft.push_back(cstr); }
1824 * Search in the current directory, and in on directory deeper
1825 * for <aircraft>-set.xml configuration files and show the aircaft name
1826 * and the contents of the<description> tag in a sorted manner.
1828 * @parampath the directory to search for configuration files
1829 * @param recursive defines whether the directory should be searched recursively
1831 void fgShowAircraft(const SGPath &path, bool recursive) {
1832 string_list aircraft;
1834 fgSearchAircraft( path, aircraft, recursive );
1836 sort(aircraft.begin(), aircraft.end());
1837 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1838 cout << "Available aircraft:" << endl;
1839 for ( unsigned int i = 0; i < aircraft.size(); i++ ) {
1840 cout << aircraft[i] << endl;
1843 cout << "Hit a key to continue..." << endl;