1 // options.cxx -- class to handle command line options
3 // Written by Curtis Olson, started April 1998.
5 // Copyright (C) 1998 Curtis L. Olson - curt@me.umn.edu
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>
50 // #include <FDM/UIUCModel/uiuc_aircraftdir.h>
52 #include <Autopilot/route_mgr.hxx>
55 #include "globals.hxx"
56 #include "fg_init.hxx"
57 #include "fg_props.hxx"
58 #include "options.hxx"
60 #include "viewmgr.hxx"
65 SG_USING_NAMESPACE(std);
68 #define NEW_DEFAULT_MODEL_HZ 120
70 string_list waypoints;
77 FG_OPTIONS_VERBOSE_HELP = 3,
78 FG_OPTIONS_SHOW_AIRCRAFT = 4
82 atof( const string& str )
86 // -dw- if ::atof is called, then we get an infinite loop
87 return std::atof( str.c_str() );
89 return ::atof( str.c_str() );
94 atoi( const string& str )
97 // -dw- if ::atoi is called, then we get an infinite loop
98 return std::atoi( str.c_str() );
100 return ::atoi( str.c_str() );
106 * Set a few fail-safe default property values.
108 * These should all be set in $FG_ROOT/preferences.xml, but just
109 * in case, we provide some initial sane values here. This method
110 * should be invoked *before* reading any init files.
115 // set a possibly independent location for scenery data
116 char *envp = ::getenv( "FG_SCENERY" );
118 if ( envp != NULL ) {
119 // fg_root could be anywhere, so default to environmental
120 // variable $FG_ROOT if it is set.
121 globals->set_fg_scenery(envp);
123 // Otherwise, default to Scenery being in $FG_ROOT/Scenery
124 globals->set_fg_scenery("");
126 // Position (deliberately out of range)
127 fgSetDouble("/position/longitude-deg", 9999.0);
128 fgSetDouble("/position/latitude-deg", 9999.0);
129 fgSetDouble("/position/altitude-ft", -9999.0);
132 fgSetDouble("/orientation/heading-deg", 270);
133 fgSetDouble("/orientation/roll-deg", 0);
134 fgSetDouble("/orientation/pitch-deg", 0.424);
137 fgSetDouble("/velocities/uBody-fps", 0.0);
138 fgSetDouble("/velocities/vBody-fps", 0.0);
139 fgSetDouble("/velocities/wBody-fps", 0.0);
140 fgSetDouble("/velocities/speed-north-fps", 0.0);
141 fgSetDouble("/velocities/speed-east-fps", 0.0);
142 fgSetDouble("/velocities/speed-down-fps", 0.0);
143 fgSetDouble("/velocities/airspeed-kt", 0.0);
144 fgSetDouble("/velocities/mach", 0.0);
147 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
148 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
149 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
151 fgSetDouble("/sim/presets/heading-deg", 270);
152 fgSetDouble("/sim/presets/roll-deg", 0);
153 fgSetDouble("/sim/presets/pitch-deg", 0.424);
155 fgSetString("/sim/presets/speed-set", "knots");
156 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
157 fgSetDouble("/sim/presets/mach", 0.0);
158 fgSetDouble("/sim/presets/uBody-fps", 0.0);
159 fgSetDouble("/sim/presets/vBody-fps", 0.0);
160 fgSetDouble("/sim/presets/wBody-fps", 0.0);
161 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
162 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
163 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
165 fgSetBool("/sim/presets/onground", true);
166 fgSetBool("/sim/presets/trim", false);
169 fgSetBool("/sim/startup/game-mode", false);
170 fgSetBool("/sim/startup/splash-screen", true);
171 fgSetBool("/sim/startup/intro-music", true);
172 // we want mouse-pointer to have an undefined value if nothing is
173 // specified so we can do the right thing for voodoo-1/2 cards.
174 // fgSetString("/sim/startup/mouse-pointer", "disabled");
175 fgSetString("/sim/control-mode", "joystick");
176 fgSetBool("/sim/auto-coordination", false);
178 fgSetString("/sim/startup/browser-app", "netscape");
180 fgSetString("/sim/startup/browser-app", "webrun.bat");
182 fgSetString("/sim/logging/priority", "alert");
185 fgSetBool("/sim/hud/antialiased", false);
186 fgSetBool("/sim/hud/enable3d", true);
187 fgSetBool("/sim/hud/visibility", false);
188 fgSetBool("/sim/panel/visibility", true);
189 fgSetBool("/sim/sound/audible", true);
191 // Flight Model options
192 fgSetString("/sim/flight-model", "jsb");
193 fgSetString("/sim/aero", "c172");
194 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
195 fgSetInt("/sim/speed-up", 1);
198 fgSetString("/sim/rendering/fog", "nicest");
199 fgSetBool("/environment/clouds/status", true);
200 fgSetBool("/sim/startup/fullscreen", false);
201 fgSetBool("/sim/rendering/shading", true);
202 fgSetBool("/sim/rendering/skyblend", true);
203 fgSetBool("/sim/rendering/textures", true);
204 fgSetBool("/sim/rendering/wireframe", false);
205 fgSetBool("/sim/rendering/horizon-effect", false);
206 fgSetBool("/sim/rendering/enhanced-lighting", false);
207 fgSetBool("/sim/rendering/distance-attenuation", false);
208 fgSetBool("/sim/rendering/specular-highlight", true);
209 fgSetInt("/sim/startup/xsize", 800);
210 fgSetInt("/sim/startup/ysize", 600);
211 fgSetInt("/sim/rendering/bits-per-pixel", 16);
212 fgSetString("/sim/view-mode", "pilot");
213 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
216 fgSetString("/sim/startup/units", "feet");
217 fgSetString("/sim/hud/frame-stat-type", "tris");
220 fgSetInt("/sim/startup/time-offset", 0);
221 fgSetString("/sim/startup/time-offset-type", "system-offset");
222 fgSetLong("/sim/time/cur-time-override", 0);
225 fgSetBool("/sim/freeze/master", false);
226 fgSetBool("/sim/freeze/position", false);
227 fgSetBool("/sim/freeze/clock", false);
228 fgSetBool("/sim/freeze/fuel", false);
231 fgSetString("/sim/multiplay/callsign", "callsign");
232 fgSetString("/sim/multiplay/rxhost", "0");
233 fgSetString("/sim/multiplay/txhost", "0");
234 fgSetInt("/sim/multiplay/rxport", 0);
235 fgSetInt("/sim/multiplay/txport", 0);
241 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
242 double * speed, double * gust)
244 string::size_type pos = wind.find('@');
245 if (pos == string::npos)
247 string dir = wind.substr(0, pos);
248 string spd = wind.substr(pos+1);
250 if (pos == string::npos) {
251 *min_hdg = *max_hdg = atof(dir.c_str());
253 *min_hdg = atof(dir.substr(0,pos).c_str());
254 *max_hdg = atof(dir.substr(pos+1).c_str());
257 if (pos == string::npos) {
258 *speed = *gust = atof(spd.c_str());
260 *speed = atof(spd.substr(0,pos).c_str());
261 *gust = atof(spd.substr(pos+1).c_str());
266 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
268 parse_time(const string& time_in) {
269 char *time_str, num[256];
270 double hours, minutes, seconds;
275 time_str = (char *)time_in.c_str();
277 // printf("parse_time(): %s\n", time_str);
280 if ( strlen(time_str) ) {
281 if ( time_str[0] == '+' ) {
284 } else if ( time_str[0] == '-' ) {
289 // printf("sign = %d\n", sign);
292 if ( strlen(time_str) ) {
294 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
295 num[i] = time_str[0];
299 if ( time_str[0] == ':' ) {
304 // printf("hours = %.2lf\n", hours);
310 if ( strlen(time_str) ) {
312 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
313 num[i] = time_str[0];
317 if ( time_str[0] == ':' ) {
322 // printf("minutes = %.2lf\n", minutes);
324 result += minutes / 60.0;
328 if ( strlen(time_str) ) {
330 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
331 num[i] = time_str[0];
337 // printf("seconds = %.2lf\n", seconds);
339 result += seconds / 3600.0;
342 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
344 return(sign * result);
348 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
350 parse_date( const string& date)
353 char * date_str, num[256];
355 // initialize to zero
362 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
363 date_str = (char *)date.c_str();
365 if ( strlen(date_str) ) {
367 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
368 num[i] = date_str[0];
372 if ( date_str[0] == ':' ) {
376 gmt.tm_year = atoi(num) - 1900;
379 if ( strlen(date_str) ) {
381 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
382 num[i] = date_str[0];
386 if ( date_str[0] == ':' ) {
390 gmt.tm_mon = atoi(num) -1;
393 if ( strlen(date_str) ) {
395 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
396 num[i] = date_str[0];
400 if ( date_str[0] == ':' ) {
404 gmt.tm_mday = atoi(num);
407 if ( strlen(date_str) ) {
409 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
410 num[i] = date_str[0];
414 if ( date_str[0] == ':' ) {
418 gmt.tm_hour = atoi(num);
421 if ( strlen(date_str) ) {
423 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
424 num[i] = date_str[0];
428 if ( date_str[0] == ':' ) {
432 gmt.tm_min = atoi(num);
435 if ( strlen(date_str) ) {
437 while ( (date_str[0] != ':') && (date_str[0] != '\0') ) {
438 num[i] = date_str[0];
442 if ( date_str[0] == ':' ) {
446 gmt.tm_sec = atoi(num);
448 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
449 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
450 //printf ("Date is %s\n", ctime(&theTime));
451 //printf ("in seconds that is %d\n", theTime);
457 // parse angle in the form of [+/-]ddd:mm:ss into degrees
459 parse_degree( const string& degree_str) {
460 double result = parse_time( degree_str );
462 // printf("Degree = %.4f\n", result);
468 // parse time offset string into seconds
470 parse_time_offset( const string& time_str) {
473 // printf("time offset = %s\n", time_str);
476 result = (int)rint(parse_time(time_str) * 3600.0);
478 result = (int)(parse_time(time_str) * 3600.0);
481 // printf("parse_time_offset(): %d\n", result);
487 // Parse --fov=x.xx type option
489 parse_fov( const string& arg ) {
490 double fov = atof(arg);
492 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
493 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
495 fgSetDouble("/sim/current-view/field-of-view", fov);
497 // printf("parse_fov(): result = %.4f\n", fov);
503 // Parse I/O channel option
505 // Format is "--protocol=medium,direction,hz,medium_options,..."
507 // protocol = { native, nmea, garmin, fgfs, rul, pve, etc. }
508 // medium = { serial, socket, file, etc. }
509 // direction = { in, out, bi }
510 // hz = number of times to process channel per second (floating
511 // point values are ok.
513 // Serial example "--nmea=serial,dir,hz,device,baud" where
515 // device = OS device name of serial line to be open()'ed
516 // baud = {300, 1200, 2400, ..., 230400}
518 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
520 // machine = machine name or ip address if client (leave empty if server)
521 // port = port, leave empty to let system choose
522 // style = tcp or udp
524 // File example "--garmin=file,dir,hz,filename" where
526 // filename = file system file name
529 add_channel( const string& type, const string& channel_str ) {
530 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
532 globals->get_channel_options_list()->push_back( type + "," + channel_str );
534 // cout << "here" << endl;
539 // The parse wp and parse flight-plan options don't work anymore, because
540 // the route manager and the airport subsystems have not yet been initialized
543 // Parse --wp=ID[@alt]
545 parse_wp( const string& arg ) {
546 //string id, alt_str;
549 //string::size_type pos = arg.find( "@" );
550 //if ( pos != string::npos ) {
551 //id = arg.substr( 0, pos );
552 //alt_str = arg.substr( pos + 1 );
553 //// cout << "id str = " << id << " alt str = " << alt_str << endl;
554 //alt = atof( alt_str.c_str() );
555 //if ( !strcmp(fgGetString("/sim/startup/units"), "feet") ) {
556 // alt *= SG_FEET_TO_METER;
563 //if ( fgFindAirportID( id, &a ) ) {
564 // FGRouteMgr *rm = (FGRouteMgr *)globals->get_subsystem("route-manager");
565 //SGWayPoint wp( a.longitude, a.latitude, alt, SGWayPoint::WGS84, id );
566 //rm->add_waypoint( wp );
573 waypoints.push_back(arg);
577 // Parse --flight-plan=[file]
579 parse_flightplan(const string& arg)
581 sg_gzifstream in(arg.c_str());
582 if ( !in.is_open() ) {
588 #if defined( macintosh )
589 getline( in, line, '\r' );
591 getline( in, line, '\n' );
594 // catch extraneous (DOS) line ending character
595 if ( line[line.length() - 1] < 32 ) {
596 line = line.substr( 0, line.length()-1 );
603 waypoints.push_back(line);
610 fgOptLanguage( const char *arg )
612 globals->set_locale( fgInitLocale( arg ) );
613 return FG_OPTIONS_OK;
619 fgSetString("/sim/presets/airport-id", "");
620 fgSetString("/sim/presets/vor-id", "");
621 fgSetString("/sim/presets/ndb-id", "");
622 fgSetString("/sim/presets/fix", "");
626 fgOptVOR( const char * arg )
629 fgSetString("/sim/presets/vor-id", arg);
630 return FG_OPTIONS_OK;
634 fgOptNDB( const char * arg )
637 fgSetString("/sim/presets/ndb-id", arg);
638 return FG_OPTIONS_OK;
642 fgOptFIX( const char * arg )
645 fgSetString("/sim/presets/fix", arg);
646 return FG_OPTIONS_OK;
650 fgOptLon( const char *arg )
653 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
654 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
655 return FG_OPTIONS_OK;
659 fgOptLat( const char *arg )
662 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
663 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
664 return FG_OPTIONS_OK;
668 fgOptAltitude( const char *arg )
670 fgSetBool("/sim/presets/onground", false);
671 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
672 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
674 fgSetDouble("/sim/presets/altitude-ft",
675 atof( arg ) * SG_METER_TO_FEET);
676 return FG_OPTIONS_OK;
680 fgOptUBody( const char *arg )
682 fgSetString("/sim/presets/speed-set", "UVW");
683 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
684 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
686 fgSetDouble("/sim/presets/uBody-fps",
687 atof( arg ) * SG_METER_TO_FEET);
688 return FG_OPTIONS_OK;
692 fgOptVBody( const char *arg )
694 fgSetString("/sim/presets/speed-set", "UVW");
695 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
696 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
698 fgSetDouble("/sim/presets/vBody-fps",
699 atof( arg ) * SG_METER_TO_FEET);
700 return FG_OPTIONS_OK;
704 fgOptWBody( const char *arg )
706 fgSetString("/sim/presets/speed-set", "UVW");
707 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
708 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
710 fgSetDouble("/sim/presets/wBody-fps",
711 atof(arg) * SG_METER_TO_FEET);
712 return FG_OPTIONS_OK;
716 fgOptVNorth( const char *arg )
718 fgSetString("/sim/presets/speed-set", "NED");
719 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
720 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
722 fgSetDouble("/sim/presets/speed-north-fps",
723 atof( arg ) * SG_METER_TO_FEET);
724 return FG_OPTIONS_OK;
728 fgOptVEast( const char *arg )
730 fgSetString("/sim/presets/speed-set", "NED");
731 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
732 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
734 fgSetDouble("/sim/presets/speed-east-fps",
735 atof(arg) * SG_METER_TO_FEET);
736 return FG_OPTIONS_OK;
740 fgOptVDown( const char *arg )
742 fgSetString("/sim/presets/speed-set", "NED");
743 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
744 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
746 fgSetDouble("/sim/presets/speed-down-fps",
747 atof(arg) * SG_METER_TO_FEET);
748 return FG_OPTIONS_OK;
752 fgOptVc( const char *arg )
754 // fgSetString("/sim/presets/speed-set", "knots");
755 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
756 fgSetString("/sim/presets/speed-set", "knots");
757 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
758 return FG_OPTIONS_OK;
762 fgOptMach( const char *arg )
764 fgSetString("/sim/presets/speed-set", "mach");
765 fgSetDouble("/sim/presets/mach", atof(arg));
766 return FG_OPTIONS_OK;
770 fgOptRoc( const char *arg )
772 fgSetDouble("/velocities/vertical-speed-fps", atof(arg)/60);
773 return FG_OPTIONS_OK;
777 fgOptFgRoot( const char *arg )
779 globals->set_fg_root(arg);
780 return FG_OPTIONS_OK;
784 fgOptFgScenery( const char *arg )
786 globals->set_fg_scenery(arg);
787 return FG_OPTIONS_OK;
791 fgOptFov( const char *arg )
794 return FG_OPTIONS_OK;
798 fgOptGeometry( const char *arg )
800 bool geometry_ok = true;
801 int xsize = 0, ysize = 0;
802 string geometry = arg;
803 string::size_type i = geometry.find('x');
805 if (i != string::npos) {
806 xsize = atoi(geometry.substr(0, i));
807 ysize = atoi(geometry.substr(i+1));
812 if ( xsize <= 0 || ysize <= 0 ) {
818 if ( !geometry_ok ) {
819 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
820 SG_LOG( SG_GENERAL, SG_ALERT,
821 "Setting geometry to " << xsize << 'x' << ysize << '\n');
823 SG_LOG( SG_GENERAL, SG_INFO,
824 "Setting geometry to " << xsize << 'x' << ysize << '\n');
825 fgSetInt("/sim/startup/xsize", xsize);
826 fgSetInt("/sim/startup/ysize", ysize);
828 return FG_OPTIONS_OK;
832 fgOptBpp( const char *arg )
834 string bits_per_pix = arg;
835 if ( bits_per_pix == "16" ) {
836 fgSetInt("/sim/rendering/bits-per-pixel", 16);
837 } else if ( bits_per_pix == "24" ) {
838 fgSetInt("/sim/rendering/bits-per-pixel", 24);
839 } else if ( bits_per_pix == "32" ) {
840 fgSetInt("/sim/rendering/bits-per-pixel", 32);
842 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
844 return FG_OPTIONS_OK;
848 fgOptTimeOffset( const char *arg )
850 fgSetInt("/sim/startup/time-offset",
851 parse_time_offset( arg ));
852 fgSetString("/sim/startup/time-offset-type", "system-offset");
853 return FG_OPTIONS_OK;
857 fgOptStartDateSys( const char *arg )
859 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
860 fgSetString("/sim/startup/time-offset-type", "system");
861 return FG_OPTIONS_OK;
865 fgOptStartDateLat( const char *arg )
867 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
868 fgSetString("/sim/startup/time-offset-type", "latitude");
869 return FG_OPTIONS_OK;
873 fgOptStartDateGmt( const char *arg )
875 fgSetInt("/sim/startup/time-offset", parse_date( arg ) );
876 fgSetString("/sim/startup/time-offset-type", "gmt");
877 return FG_OPTIONS_OK;
881 fgSetupProxy( const char *arg )
883 string options = arg;
884 string host, port, auth;
887 host = port = auth = "";
888 if ((pos = options.find("@")) != string::npos)
889 auth = options.substr(0, pos++);
893 host = options.substr(pos, options.size());
894 if ((pos = host.find(":")) != string::npos) {
895 port = host.substr(++pos, host.size());
896 host.erase(--pos, host.size());
899 fgSetString("/sim/presets/proxy/host", host.c_str());
900 fgSetString("/sim/presets/proxy/port", port.c_str());
901 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
903 return FG_OPTIONS_OK;
907 fgOptTraceRead( const char *arg )
910 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
911 fgGetNode(name.c_str(), true)
912 ->setAttribute(SGPropertyNode::TRACE_READ, true);
913 return FG_OPTIONS_OK;
917 fgOptLogLevel( const char *arg )
919 fgSetString("/sim/logging/classes", "all");
920 fgSetString("/sim/logging/priority", arg);
922 string priority = arg;
923 logbuf::set_log_classes(SG_ALL);
924 if (priority == "bulk") {
925 logbuf::set_log_priority(SG_BULK);
926 } else if (priority == "debug") {
927 logbuf::set_log_priority(SG_DEBUG);
928 } else if (priority == "info") {
929 logbuf::set_log_priority(SG_INFO);
930 } else if (priority == "warn") {
931 logbuf::set_log_priority(SG_WARN);
932 } else if (priority == "alert") {
933 logbuf::set_log_priority(SG_ALERT);
935 SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
937 SG_LOG(SG_GENERAL, SG_DEBUG, "Logging priority is " << priority);
939 return FG_OPTIONS_OK;
944 fgOptTraceWrite( const char *arg )
947 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
948 fgGetNode(name.c_str(), true)
949 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
950 return FG_OPTIONS_OK;
954 fgOptViewOffset( const char *arg )
956 // $$$ begin - added VS Renganathan, 14 Oct 2K
957 // for multi-window outside window imagery
958 string woffset = arg;
959 double default_view_offset = 0.0;
960 if ( woffset == "LEFT" ) {
961 default_view_offset = SGD_PI * 0.25;
962 } else if ( woffset == "RIGHT" ) {
963 default_view_offset = SGD_PI * 1.75;
964 } else if ( woffset == "CENTER" ) {
965 default_view_offset = 0.00;
967 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
969 /* apparently not used (CLO, 11 Jun 2002)
970 FGViewer *pilot_view =
971 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
972 // this will work without calls to the viewer...
973 fgSetDouble( "/sim/current-view/heading-offset-deg",
974 default_view_offset * SGD_RADIANS_TO_DEGREES );
975 // $$$ end - added VS Renganathan, 14 Oct 2K
976 return FG_OPTIONS_OK;
980 fgOptVisibilityMeters( const char *arg )
982 double visibility = atof( arg );
983 fgDefaultWeatherValue("visibility-m", visibility);
984 return FG_OPTIONS_OK;
988 fgOptVisibilityMiles( const char *arg )
990 double visibility = atof( arg ) * 5280.0 * SG_FEET_TO_METER;
991 fgDefaultWeatherValue("visibility-m", visibility);
992 return FG_OPTIONS_OK;
996 fgOptRandomWind( const char *arg )
998 double min_hdg = sg_random() * 360.0;
999 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
1000 double speed = sg_random() * sg_random() * 40;
1001 double gust = speed + (10 - sqrt(sg_random() * 100));
1002 fgSetupWind(min_hdg, max_hdg, speed, gust);
1003 return FG_OPTIONS_OK;
1007 fgOptWind( const char *arg )
1009 double min_hdg, max_hdg, speed, gust;
1010 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
1011 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
1012 return FG_OPTIONS_ERROR;
1014 fgSetupWind(min_hdg, max_hdg, speed, gust);
1015 return FG_OPTIONS_OK;
1019 fgOptTurbulence( const char *arg )
1021 fgDefaultWeatherValue("turbulence/magnitude-norm", atof(arg));
1022 return FG_OPTIONS_OK;
1026 fgOptCeiling( const char *arg )
1028 double elevation, thickness;
1030 string::size_type pos = spec.find(':');
1031 if (pos == string::npos) {
1032 elevation = atof(spec.c_str());
1035 elevation = atof(spec.substr(0, pos).c_str());
1036 thickness = atof(spec.substr(pos + 1).c_str());
1038 fgSetDouble("/environment/clouds/layer[0]/elevation-ft", elevation);
1039 fgSetDouble("/environment/clouds/layer[0]/thickness-ft", thickness);
1040 fgSetString("/environment/clouds/layer[0]/coverage", "overcast");
1041 return FG_OPTIONS_OK;
1045 fgOptWp( const char *arg )
1048 return FG_OPTIONS_OK;
1052 fgOptFlightPlan( const char *arg )
1054 parse_flightplan ( arg );
1055 return FG_OPTIONS_OK;
1059 fgOptConfig( const char *arg )
1063 readProperties(file, globals->get_props());
1064 } catch (const sg_exception &e) {
1065 string message = "Error loading config file: ";
1066 message += e.getFormattedMessage();
1067 SG_LOG(SG_INPUT, SG_ALERT, message);
1070 return FG_OPTIONS_OK;
1074 parse_colon (const string &s, double * val1, double * val2)
1076 string::size_type pos = s.find(':');
1077 if (pos == string::npos) {
1081 *val1 = atof(s.substr(0, pos).c_str());
1082 *val2 = atof(s.substr(pos+1).c_str());
1089 fgOptFailure( const char * arg )
1093 fgSetBool("/systems/pitot/serviceable", false);
1094 } else if (a == "static") {
1095 fgSetBool("/systems/static/serviceable", false);
1096 } else if (a == "vacuum") {
1097 fgSetBool("/systems/vacuum/serviceable", false);
1098 } else if (a == "electrical") {
1099 fgSetBool("/systems/electrical/serviceable", false);
1101 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1102 return FG_OPTIONS_ERROR;
1105 return FG_OPTIONS_OK;
1110 fgOptNAV1( const char * arg )
1112 double radial, freq;
1113 if (parse_colon(arg, &radial, &freq))
1114 fgSetDouble("/radios/nav[0]/radials/selected-deg", radial);
1115 fgSetDouble("/radios/nav[0]/frequencies/selected-mhz", freq);
1116 return FG_OPTIONS_OK;
1120 fgOptNAV2( const char * arg )
1122 double radial, freq;
1123 if (parse_colon(arg, &radial, &freq))
1124 fgSetDouble("/radios/nav[1]/radials/selected-deg", radial);
1125 fgSetDouble("/radios/nav[1]/frequencies/selected-mhz", freq);
1126 return FG_OPTIONS_OK;
1130 fgOptADF( const char * arg )
1133 if (parse_colon(arg, &rot, &freq))
1134 fgSetDouble("/instrumentation/adf/rotation-deg", rot);
1135 fgSetDouble("/instrumentation/adf/frequencies/selected-khz", freq);
1136 return FG_OPTIONS_OK;
1140 fgOptDME( const char *arg )
1143 if (opt == "nav1") {
1144 fgSetInt("/instrumentation/dme/switch-position", 1);
1145 fgSetString("/instrumentation/dme/frequencies/source",
1146 "/radios/nav[0]/frequencies/selected-mhz");
1147 } else if (opt == "nav2") {
1148 fgSetInt("/instrumentation/dme/switch-position", 3);
1149 fgSetString("/instrumentation/dme/frequencies/source",
1150 "/radios/nav[1]/frequencies/selected-mhz");
1152 fgSetInt("/instrumentation/dme/switch-position", 2);
1153 fgSetString("/instrumentation/dme/frequencies/source",
1154 "/instrumentation/dme/frequencies/selected-mhz");
1155 fgSetString("/instrumentation/dme/frequencies/selected-mhz", arg);
1157 return FG_OPTIONS_OK;
1160 static map<string,size_t> fgOptionMap;
1163 option has_param type property b_param s_param func
1166 option : name of the option
1167 has_param : option is --name=value if true or --name if false
1168 type : OPTION_BOOL - property is a boolean
1169 OPTION_STRING - property is a string
1170 OPTION_DOUBLE - property is a double
1171 OPTION_INT - property is an integer
1172 OPTION_CHANNEL - name of option is the name of a channel
1173 OPTION_FUNC - the option trigger a function
1174 b_param : if type==OPTION_BOOL,
1175 value set to the property (has_param is false for boolean)
1176 s_param : if type==OPTION_STRING,
1177 value set to the property if has_param is false
1178 func : function called if type==OPTION_FUNC. if has_param is true,
1179 the value is passed to the function as a string, otherwise,
1182 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1183 double or an integer and set to the property.
1185 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1189 enum OptionType { OPTION_BOOL, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC };
1193 enum OptionType type;
1197 int (*func)( const char * );
1198 } fgOptionArray[] = {
1200 {"language", true, OPTION_FUNC, "", false, "", fgOptLanguage },
1201 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1202 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1203 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1204 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1205 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1206 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1207 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1208 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1209 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1210 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1211 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1212 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1213 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1214 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1215 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1216 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1217 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", false, "", 0 },
1218 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d", true, "", 0 },
1219 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/antialiased", false, "", 0 },
1220 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/antialiased", true, "", 0 },
1221 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1222 {"disable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", false, "", 0 },
1223 {"enable-auto-coordination", false, OPTION_BOOL, "/sim/auto-coordination", true, "", 0 },
1224 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1225 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility", false, "", 0 },
1226 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility", true, "", 0 },
1227 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1228 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1229 {"disable-sound", false, OPTION_BOOL, "/sim/sound/audible", false, "", 0 },
1230 {"enable-sound", false, OPTION_BOOL, "/sim/sound/audible", true, "", 0 },
1231 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1232 {"airport-id", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1233 {"runway", true, OPTION_STRING, "/sim/presets/runway", false, "", 0 },
1234 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1235 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1236 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1237 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance", false, "", 0 },
1238 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth", false, "", 0 },
1239 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1240 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1241 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1242 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1243 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1244 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1245 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1246 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1247 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1248 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1249 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1250 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1251 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1252 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1253 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1254 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1255 {"fg-root", true, OPTION_FUNC, "", false, "", fgOptFgRoot },
1256 {"fg-scenery", true, OPTION_FUNC, "", false, "", fgOptFgScenery },
1257 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1258 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1259 {"aircraft-dir", true, OPTION_STRING, "/sim/aircraft-dir", false, "", 0 },
1260 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1261 {"speed", true, OPTION_INT, "/sim/speed-up", false, "", 0 },
1262 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1263 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1264 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1265 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1266 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1267 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1268 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1269 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1270 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1271 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1272 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1273 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1274 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1275 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1276 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1277 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1278 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1279 #ifdef FG_USE_CLOUDS_3D
1280 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d", false, "", 0 },
1281 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d", true, "", 0 },
1283 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1284 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1285 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1286 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1287 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1288 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1289 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1290 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1291 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1292 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1293 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1294 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1295 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1296 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1297 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1298 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1299 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1300 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1301 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1302 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1303 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1304 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1305 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1306 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1307 {"atc610x", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1308 {"atlas", true, OPTION_CHANNEL, "", false, "", 0 },
1309 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1310 #ifdef FG_JPEG_SERVER
1311 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1313 {"native", true, OPTION_CHANNEL, "", false, "", 0 },
1314 {"native-ctrls", true, OPTION_CHANNEL, "", false, "", 0 },
1315 {"native-fdm", true, OPTION_CHANNEL, "", false, "", 0 },
1316 {"native-gui", true, OPTION_CHANNEL, "", false, "", 0 },
1317 {"opengc", true, OPTION_CHANNEL, "", false, "", 0 },
1318 {"garmin", true, OPTION_CHANNEL, "", false, "", 0 },
1319 {"nmea", true, OPTION_CHANNEL, "", false, "", 0 },
1320 {"generic", true, OPTION_CHANNEL, "", false, "", 0 },
1321 {"props", true, OPTION_CHANNEL, "", false, "", 0 },
1322 {"telnet", true, OPTION_CHANNEL, "", false, "", 0 },
1323 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1324 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1325 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1326 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1327 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1328 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1329 #ifdef FG_MPLAYER_AS
1330 {"callsign", true, OPTION_STRING, "sim/multiplay/callsign", false, "", 0 },
1331 {"multiplay", true, OPTION_CHANNEL, "", false, "", 0 },
1333 {"trace-read", true, OPTION_FUNC, "", false, "", fgOptTraceRead },
1334 {"trace-write", true, OPTION_FUNC, "", false, "", fgOptTraceWrite },
1335 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1336 {"view-offset", true, OPTION_FUNC, "", false, "", fgOptViewOffset },
1337 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1338 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1339 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1340 {"wind", true, OPTION_FUNC, "", false, "", fgOptWind },
1341 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1342 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1343 {"wp", true, OPTION_FUNC, "", false, "", fgOptWp },
1344 {"flight-plan", true, OPTION_FUNC, "", false, "", fgOptFlightPlan },
1345 {"config", true, OPTION_FUNC, "", false, "", fgOptConfig },
1346 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1347 {"failure", true, OPTION_FUNC, "", false, "", fgOptFailure },
1348 {"com1", true, OPTION_DOUBLE, "/radios/comm[0]/frequencies/selected-mhz", false, "", 0 },
1349 {"com2", true, OPTION_DOUBLE, "/radios/comm[1]/frequencies/selected-mhz", false, "", 0 },
1350 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1351 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1352 {"adf", true, OPTION_FUNC, "", false, "", fgOptADF },
1353 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1358 // Parse a single option
1360 parse_option (const string& arg)
1362 if ( fgOptionMap.size() == 0 ) {
1364 OptionDesc *pt = &fgOptionArray[ 0 ];
1365 while ( pt->option != 0 ) {
1366 fgOptionMap[ pt->option ] = i;
1373 if ( (arg == "--help") || (arg == "-h") ) {
1374 // help/usage request
1375 return(FG_OPTIONS_HELP);
1376 } else if ( (arg == "--verbose") || (arg == "-v") ) {
1377 // verbose help/usage request
1378 return(FG_OPTIONS_VERBOSE_HELP);
1379 } else if ( arg.find( "--show-aircraft") == 0) {
1380 return(FG_OPTIONS_SHOW_AIRCRAFT);
1381 } else if ( arg.find( "--prop:" ) == 0 ) {
1382 string assign = arg.substr(7);
1383 string::size_type pos = assign.find('=');
1384 if ( pos == arg.npos || pos == 0 ) {
1385 SG_LOG( SG_GENERAL, SG_ALERT, "Bad property assignment: " << arg );
1386 return FG_OPTIONS_ERROR;
1388 string name = assign.substr(0, pos);
1389 string value = assign.substr(pos + 1);
1390 fgSetString(name.c_str(), value.c_str());
1391 // SG_LOG(SG_GENERAL, SG_INFO, "Setting default value of property "
1392 // << name << " to \"" << value << '"');
1393 } else if ( arg.find( "--" ) == 0 ) {
1394 size_t pos = arg.find( '=' );
1396 if ( pos == string::npos ) {
1397 arg_name = arg.substr( 2 );
1399 arg_name = arg.substr( 2, pos - 2 );
1401 map<string,size_t>::iterator it = fgOptionMap.find( arg_name );
1402 if ( it != fgOptionMap.end() ) {
1403 OptionDesc *pt = &fgOptionArray[ it->second ];
1404 switch ( pt->type ) {
1406 fgSetBool( pt->property, pt->b_param );
1409 if ( pt->has_param && pos != string::npos ) {
1410 fgSetString( pt->property, arg.substr( pos + 1 ).c_str() );
1411 } else if ( !pt->has_param && pos == string::npos ) {
1412 fgSetString( pt->property, pt->s_param );
1413 } else if ( pt->has_param ) {
1414 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1415 return FG_OPTIONS_ERROR;
1417 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1418 return FG_OPTIONS_ERROR;
1422 if ( pos != string::npos ) {
1423 fgSetDouble( pt->property, atof( arg.substr( pos + 1 ) ) );
1425 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1426 return FG_OPTIONS_ERROR;
1430 if ( pos != string::npos ) {
1431 fgSetInt( pt->property, atoi( arg.substr( pos + 1 ) ) );
1433 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1434 return FG_OPTIONS_ERROR;
1437 case OPTION_CHANNEL:
1438 if ( pt->has_param && pos != string::npos ) {
1439 add_channel( pt->option, arg.substr( pos + 1 ) );
1440 } else if ( !pt->has_param && pos == string::npos ) {
1441 add_channel( pt->option, pt->s_param );
1442 } else if ( pt->has_param ) {
1443 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1444 return FG_OPTIONS_ERROR;
1446 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1447 return FG_OPTIONS_ERROR;
1451 if ( pt->has_param && pos != string::npos ) {
1452 return pt->func( arg.substr( pos + 1 ).c_str() );
1453 } else if ( !pt->has_param && pos == string::npos ) {
1454 return pt->func( 0 );
1455 } else if ( pt->has_param ) {
1456 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' needs a parameter" );
1457 return FG_OPTIONS_ERROR;
1459 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << arg << "' does not have a parameter" );
1460 return FG_OPTIONS_ERROR;
1465 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1466 return FG_OPTIONS_ERROR;
1469 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown option '" << arg << "'" );
1470 return FG_OPTIONS_ERROR;
1473 return FG_OPTIONS_OK;
1477 // Parse the command line options
1479 fgParseArgs (int argc, char **argv)
1481 bool in_options = true;
1482 bool verbose = false;
1485 SG_LOG(SG_GENERAL, SG_INFO, "Processing command line arguments");
1487 for (int i = 1; i < argc; i++) {
1488 string arg = argv[i];
1490 if (in_options && (arg.find('-') == 0)) {
1494 int result = parse_option(arg);
1495 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1498 else if (result == FG_OPTIONS_VERBOSE_HELP)
1501 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1502 fgOptLogLevel( "alert" );
1503 SGPath path( globals->get_fg_root() );
1504 path.append("Aircraft");
1505 fgShowAircraft(path, true);
1511 SG_LOG(SG_GENERAL, SG_INFO,
1512 "Reading command-line property file " << arg);
1513 readProperties(arg, globals->get_props());
1518 fgOptLogLevel( "alert" );
1523 SG_LOG(SG_GENERAL, SG_INFO, "Finished command line arguments");
1527 // Parse config file options
1529 fgParseOptions (const string& path) {
1530 sg_gzifstream in( path );
1531 if ( !in.is_open() ) {
1535 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path );
1539 while ( ! in.eof() ) {
1542 while ( in.get(c) && c != '\0' ) {
1547 #if defined( macintosh )
1548 getline( in, line, '\r' );
1550 getline( in, line, '\n' );
1553 // catch extraneous (DOS) line ending character
1554 if ( line[line.length() - 1] < 32 ) {
1555 line = line.substr( 0, line.length()-1 );
1558 if ( parse_option( line ) == FG_OPTIONS_ERROR ) {
1559 cerr << endl << "Config file parse error: " << path << " '"
1560 << line << "'" << endl;
1569 // Print usage message
1571 fgUsage (bool verbose)
1573 SGPropertyNode *locale = globals->get_locale();
1575 SGPropertyNode options_root;
1577 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1581 fgLoadProps("options.xml", &options_root);
1582 } catch (const sg_exception &ex) {
1583 cout << "Unable to read the help file." << endl;
1584 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
1585 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
1586 cout << "by adding --fg-root=path as a program argument." << endl;
1591 SGPropertyNode *options = options_root.getNode("options");
1593 SG_LOG( SG_GENERAL, SG_ALERT,
1594 "Error reading options.xml: <options> directive not found." );
1598 SGPropertyNode *usage = locale->getNode(options->getStringValue("usage"));
1600 cout << "Usage: " << usage->getStringValue() << endl;
1603 vector<SGPropertyNode_ptr>section = options->getChildren("section");
1604 for (unsigned int j = 0; j < section.size(); j++) {
1607 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
1608 for (unsigned int k = 0; k < option.size(); k++) {
1610 SGPropertyNode *name = option[k]->getNode("name");
1611 SGPropertyNode *short_name = option[k]->getNode("short");
1612 SGPropertyNode *key = option[k]->getNode("key");
1613 SGPropertyNode *arg = option[k]->getNode("arg");
1614 bool brief = option[k]->getNode("brief");
1616 if ((brief || verbose) && name) {
1617 string tmp = name->getStringValue();
1621 tmp.append(key->getStringValue());
1625 tmp.append(arg->getStringValue());
1629 tmp.append(short_name->getStringValue());
1633 if (tmp.size() <= 25) {
1634 snprintf(cstr, 96, " --%-27s", tmp.c_str());
1636 snprintf(cstr, 96, "\n --%s\n%32c", tmp.c_str(), ' ');
1639 // There may be more than one <description> tag assosiated
1643 vector<SGPropertyNode_ptr>desc =
1644 option[k]->getChildren("description");
1646 if (desc.size() > 0) {
1647 for ( unsigned int l = 0; l < desc.size(); l++) {
1649 // There may be more than one translation line.
1651 string t = desc[l]->getStringValue();
1652 SGPropertyNode *n = locale->getNode("strings");
1653 vector<SGPropertyNode_ptr>trans_desc =
1654 n->getChildren(t.substr(8).c_str());
1656 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
1657 string t_str = trans_desc[m]->getStringValue();
1659 if ((m > 0) || ((l > 0) && m == 0)) {
1660 snprintf(cstr, 96, "%32c", ' ');
1665 // If the string is too large to fit on the screen,
1666 // then split it up in several pieces.
1668 while ( t_str.size() > 47 ) {
1670 unsigned int m = t_str.rfind(' ', 47);
1671 msg += t_str.substr(0, m);
1672 snprintf(cstr, 96, "\n%32c", ' ');
1675 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
1677 msg += t_str + '\n';
1684 SGPropertyNode *name =
1685 locale->getNode(section[j]->getStringValue("name"));
1687 if (!msg.empty() && name) {
1688 cout << endl << name->getStringValue() << ":" << endl;
1696 cout << "For a complete list of options use --help --verbose" << endl;
1699 cout << "Hit a key to continue..." << endl;
1704 static void fgSearchAircraft(const SGPath &path, string_list &aircraft,
1708 ulDir *dirp = ulOpenDir(path.str().c_str());
1710 cerr << "Unable to open aircraft directory." << endl;
1714 while ((dire = ulReadDir(dirp)) != NULL) {
1717 if (dire->d_isdir) {
1718 if (recursive && strcmp("CVS", dire->d_name)
1719 && strcmp(".", dire->d_name) && strcmp("..", dire->d_name))
1722 next.append(dire->d_name);
1724 fgSearchAircraft(next, aircraft, true);
1726 } else if ((ptr = strstr(dire->d_name, "-set.xml")) && (ptr[8] == '\0')) {
1728 SGPath afile = path;
1729 afile.append(dire->d_name);
1733 SGPropertyNode root;
1735 readProperties(afile.str(), &root);
1740 SGPropertyNode *desc = NULL;
1741 SGPropertyNode *node = root.getNode("sim");
1743 desc = node->getNode("description");
1747 if (strlen(dire->d_name) <= 27) {
1748 snprintf(cstr, 96, " %-27s %s", dire->d_name,
1749 (desc) ? desc->getStringValue() : "" );
1752 snprintf(cstr, 96, " %-27s\n%32c%s", dire->d_name, ' ',
1753 (desc) ? desc->getStringValue() : "" );
1756 aircraft.push_back(cstr);
1765 * Search in the current directory, and in on directory deeper
1766 * for <aircraft>-set.xml configuration files and show the aircaft name
1767 * and the contents of the<description> tag in a sorted manner.
1769 * @parampath the directory to search for configuration files
1770 * @param recursive defines whether the directory should be searched recursively
1772 void fgShowAircraft(const SGPath &path, bool recursive) {
1773 string_list aircraft;
1775 fgSearchAircraft( path, aircraft, recursive );
1777 sort(aircraft.begin(), aircraft.end());
1778 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
1779 cout << "Available aircraft:" << endl;
1780 for ( unsigned int i = 0; i < aircraft.size(); i++ ) {
1781 cout << aircraft[i] << endl;
1784 cout << "Hit a key to continue..." << endl;