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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
28 #include <simgear/compiler.h>
29 #include <simgear/structure/exception.hxx>
30 #include <simgear/debug/logstream.hxx>
31 #include <simgear/timing/sg_time.hxx>
32 #include <simgear/misc/sg_dir.hxx>
34 #include <boost/foreach.hpp>
36 #include <math.h> // rint()
38 #include <stdlib.h> // atof(), atoi()
39 #include <string.h> // strcmp()
45 #include <simgear/math/sg_random.h>
46 #include <simgear/props/props_io.hxx>
47 #include <simgear/misc/sgstream.hxx>
48 #include <simgear/misc/sg_path.hxx>
49 #include <simgear/scene/material/mat.hxx>
50 #include <simgear/sound/soundmgr_openal.hxx>
51 #include <simgear/misc/strutils.hxx>
52 #include <Autopilot/route_mgr.hxx>
55 #include "globals.hxx"
56 #include "fg_init.hxx"
57 #include "fg_props.hxx"
58 #include "options.hxx"
62 #include <Viewer/viewer.hxx>
63 #include <Viewer/viewmgr.hxx>
64 #include <Environment/presets.hxx>
66 #include <osg/Version>
68 #if defined( HAVE_VERSION_H ) && HAVE_VERSION_H
69 # include <Include/version.h>
70 # include <simgear/version.h>
72 # include <Include/no_version.h>
76 # include <CoreFoundation/CoreFoundation.h>
87 #define NEW_DEFAULT_MODEL_HZ 120
95 FG_OPTIONS_VERBOSE_HELP = 4,
96 FG_OPTIONS_SHOW_AIRCRAFT = 5,
97 FG_OPTIONS_SHOW_SOUND_DEVICES = 6,
98 FG_OPTIONS_NO_DEFAULT_CONFIG = 7
101 static flightgear::Options* shared_instance = NULL;
104 atof( const string& str )
106 return ::atof( str.c_str() );
110 atoi( const string& str )
112 return ::atoi( str.c_str() );
115 static int fgSetupProxy( const char *arg );
118 * Set a few fail-safe default property values.
120 * These should all be set in $FG_ROOT/preferences.xml, but just
121 * in case, we provide some initial sane values here. This method
122 * should be invoked *before* reading any init files.
128 // Position (deliberately out of range)
129 fgSetDouble("/position/longitude-deg", 9999.0);
130 fgSetDouble("/position/latitude-deg", 9999.0);
131 fgSetDouble("/position/altitude-ft", -9999.0);
134 fgSetDouble("/orientation/heading-deg", 9999.0);
135 fgSetDouble("/orientation/roll-deg", 0.0);
136 fgSetDouble("/orientation/pitch-deg", 0.424);
139 fgSetDouble("/velocities/uBody-fps", 0.0);
140 fgSetDouble("/velocities/vBody-fps", 0.0);
141 fgSetDouble("/velocities/wBody-fps", 0.0);
142 fgSetDouble("/velocities/speed-north-fps", 0.0);
143 fgSetDouble("/velocities/speed-east-fps", 0.0);
144 fgSetDouble("/velocities/speed-down-fps", 0.0);
145 fgSetDouble("/velocities/airspeed-kt", 0.0);
146 fgSetDouble("/velocities/mach", 0.0);
149 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
150 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
151 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
153 fgSetDouble("/sim/presets/heading-deg", 9999.0);
154 fgSetDouble("/sim/presets/roll-deg", 0.0);
155 fgSetDouble("/sim/presets/pitch-deg", 0.424);
157 fgSetString("/sim/presets/speed-set", "knots");
158 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
159 fgSetDouble("/sim/presets/mach", 0.0);
160 fgSetDouble("/sim/presets/uBody-fps", 0.0);
161 fgSetDouble("/sim/presets/vBody-fps", 0.0);
162 fgSetDouble("/sim/presets/wBody-fps", 0.0);
163 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
164 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
165 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
167 fgSetBool("/sim/presets/onground", true);
168 fgSetBool("/sim/presets/trim", false);
171 fgSetBool("/sim/startup/game-mode", false);
172 fgSetBool("/sim/startup/splash-screen", true);
173 fgSetBool("/sim/startup/intro-music", true);
174 // we want mouse-pointer to have an undefined value if nothing is
175 // specified so we can do the right thing for voodoo-1/2 cards.
176 // fgSetString("/sim/startup/mouse-pointer", "disabled");
177 fgSetString("/sim/control-mode", "joystick");
178 fgSetBool("/controls/flight/auto-coordination", false);
179 fgSetString("/sim/logging/priority", "alert");
182 fgSetBool("/sim/hud/color/antialiased", false);
183 fgSetBool("/sim/hud/enable3d[1]", true);
184 fgSetBool("/sim/hud/visibility[1]", false);
185 fgSetBool("/sim/panel/visibility", true);
186 fgSetBool("/sim/sound/enabled", true);
187 fgSetBool("/sim/sound/working", true);
189 // Flight Model options
190 fgSetString("/sim/flight-model", "jsb");
191 fgSetString("/sim/aero", "c172");
192 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
193 fgSetDouble("/sim/speed-up", 1.0);
196 fgSetString("/sim/rendering/fog", "nicest");
197 fgSetBool("/environment/clouds/status", true);
198 fgSetBool("/sim/startup/fullscreen", false);
199 fgSetBool("/sim/rendering/shading", true);
200 fgSetBool("/sim/rendering/skyblend", true);
201 fgSetBool("/sim/rendering/textures", true);
202 fgTie( "/sim/rendering/filtering", SGGetTextureFilter, SGSetTextureFilter, false);
203 fgSetInt("/sim/rendering/filtering", 1);
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 fgSetString("/sim/rendering/materials-file", "materials.xml");
210 fgSetInt("/sim/startup/xsize", 800);
211 fgSetInt("/sim/startup/ysize", 600);
212 fgSetInt("/sim/rendering/bits-per-pixel", 16);
213 fgSetString("/sim/view-mode", "pilot");
214 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
217 fgSetString("/sim/startup/units", "feet");
218 fgSetString("/sim/hud/frame-stat-type", "tris");
221 fgSetInt("/sim/startup/time-offset", 0);
222 fgSetString("/sim/startup/time-offset-type", "system-offset");
223 fgSetLong("/sim/time/cur-time-override", 0);
226 fgSetBool("/sim/freeze/master", false);
227 fgSetBool("/sim/freeze/position", false);
228 fgSetBool("/sim/freeze/clock", false);
229 fgSetBool("/sim/freeze/fuel", false);
231 fgSetString("/sim/multiplay/callsign", "callsign");
232 fgSetString("/sim/multiplay/rxhost", "");
233 fgSetString("/sim/multiplay/txhost", "");
234 fgSetInt("/sim/multiplay/rxport", 0);
235 fgSetInt("/sim/multiplay/txport", 0);
237 fgSetString("/sim/version/flightgear", FLIGHTGEAR_VERSION);
238 fgSetString("/sim/version/simgear", SG_STRINGIZE(SIMGEAR_VERSION));
239 fgSetString("/sim/version/openscenegraph", osgGetVersion());
240 fgSetString("/sim/version/revision", REVISION);
241 fgSetInt("/sim/version/build-number", HUDSON_BUILD_NUMBER);
242 fgSetString("/sim/version/build-id", HUDSON_BUILD_ID);
243 #ifdef FG_HAVE_HLA // -DENABLE_RTI=ON
244 fgSetBool("/sim/version/hla-support", true);
245 #else // -DENABLE_RTI=OFF
246 fgSetBool("/sim/version/hla-support", false);
249 char* envp = ::getenv( "http_proxy" );
251 fgSetupProxy( envp );
255 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
256 double * speed, double * gust)
258 string::size_type pos = wind.find('@');
259 if (pos == string::npos)
261 string dir = wind.substr(0, pos);
262 string spd = wind.substr(pos+1);
264 if (pos == string::npos) {
265 *min_hdg = *max_hdg = atof(dir.c_str());
267 *min_hdg = atof(dir.substr(0,pos).c_str());
268 *max_hdg = atof(dir.substr(pos+1).c_str());
271 if (pos == string::npos) {
272 *speed = *gust = atof(spd.c_str());
274 *speed = atof(spd.substr(0,pos).c_str());
275 *gust = atof(spd.substr(pos+1).c_str());
281 parseIntValue(char** ppParserPos, int* pValue,int min, int max, const char* field, const char* argument)
283 if ( !strlen(*ppParserPos) )
289 while ( isdigit((*ppParserPos)[0]) && (i<255) )
291 num[i] = (*ppParserPos)[0];
297 switch ((*ppParserPos)[0])
305 SG_LOG(SG_GENERAL, SG_ALERT, "Illegal character in time string for " << field << ": '" <<
306 (*ppParserPos)[0] << "'.");
307 // invalid field - skip rest of string to avoid further errors
308 while ((*ppParserPos)[0])
316 int value = atoi(num);
317 if ((value < min)||(value > max))
319 SG_LOG(SG_GENERAL, SG_ALERT, "Invalid " << field << " in '" << argument <<
320 "'. Valid range is " << min << "-" << max << ".");
330 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
332 parse_time(const string& time_in) {
333 char *time_str, num[256];
334 double hours, minutes, seconds;
339 time_str = (char *)time_in.c_str();
341 // printf("parse_time(): %s\n", time_str);
344 if ( strlen(time_str) ) {
345 if ( time_str[0] == '+' ) {
348 } else if ( time_str[0] == '-' ) {
353 // printf("sign = %d\n", sign);
356 if ( strlen(time_str) ) {
358 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
359 num[i] = time_str[0];
363 if ( time_str[0] == ':' ) {
368 // printf("hours = %.2lf\n", hours);
374 if ( strlen(time_str) ) {
376 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
377 num[i] = time_str[0];
381 if ( time_str[0] == ':' ) {
386 // printf("minutes = %.2lf\n", minutes);
388 result += minutes / 60.0;
392 if ( strlen(time_str) ) {
394 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
395 num[i] = time_str[0];
401 // printf("seconds = %.2lf\n", seconds);
403 result += seconds / 3600.0;
406 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
408 return(sign * result);
411 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
413 parse_date( const string& date, const char* timeType)
415 struct tm gmt,*pCurrentTime;
416 int year,month,day,hour,minute,second;
417 char *argument, *date_str;
420 CurrentTime.update(SGGeod(),0,0);
422 // FIXME This should obtain system/aircraft/GMT time depending on timeType
423 pCurrentTime = CurrentTime.getGmt();
425 // initialize all fields with current time
426 year = pCurrentTime->tm_year + 1900;
427 month = pCurrentTime->tm_mon + 1;
428 day = pCurrentTime->tm_mday;
429 hour = pCurrentTime->tm_hour;
430 minute = pCurrentTime->tm_min;
431 second = pCurrentTime->tm_sec;
433 argument = (char *)date.c_str();
436 // start with parsing year
437 if (!strlen(date_str) ||
438 !parseIntValue(&date_str,&year,0,9999,"year",argument))
445 SG_LOG(SG_GENERAL, SG_ALERT, "Invalid year '" << year << "'. Use 1970 or later.");
449 parseIntValue(&date_str, &month, 1, 12, "month", argument);
450 parseIntValue(&date_str, &day, 1, 31, "day", argument);
451 parseIntValue(&date_str, &hour, 0, 23, "hour", argument);
452 parseIntValue(&date_str, &minute, 0, 59, "minute", argument);
453 parseIntValue(&date_str, &second, 0, 59, "second", argument);
459 gmt.tm_mon = month - 1;
460 gmt.tm_year = year -1900;
461 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
463 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
464 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
466 SG_LOG(SG_GENERAL, SG_INFO, "Configuring startup time to " << ctime(&theTime));
472 // parse angle in the form of [+/-]ddd:mm:ss into degrees
474 parse_degree( const string& degree_str) {
475 double result = parse_time( degree_str );
477 // printf("Degree = %.4f\n", result);
483 // parse time offset string into seconds
485 parse_time_offset( const string& time_str) {
488 // printf("time offset = %s\n", time_str);
491 result = (int)rint(parse_time(time_str) * 3600.0);
493 result = (int)(parse_time(time_str) * 3600.0);
496 // printf("parse_time_offset(): %d\n", result);
502 // Parse --fov=x.xx type option
504 parse_fov( const string& arg ) {
505 double fov = atof(arg);
507 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
508 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
510 fgSetDouble("/sim/view[0]/config/default-field-of-view-deg", fov);
512 // printf("parse_fov(): result = %.4f\n", fov);
518 // Parse I/O channel option
520 // Format is "--protocol=medium,direction,hz,medium_options,..."
522 // protocol = { native, nmea, garmin, AV400, AV400Sim, fgfs, rul, pve, etc. }
523 // medium = { serial, socket, file, etc. }
524 // direction = { in, out, bi }
525 // hz = number of times to process channel per second (floating
526 // point values are ok.
528 // Serial example "--nmea=serial,dir,hz,device,baud" where
530 // device = OS device name of serial line to be open()'ed
531 // baud = {300, 1200, 2400, ..., 230400}
533 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
535 // machine = machine name or ip address if client (leave empty if server)
536 // port = port, leave empty to let system choose
537 // style = tcp or udp
539 // File example "--garmin=file,dir,hz,filename" where
541 // filename = file system file name
544 add_channel( const string& type, const string& channel_str ) {
545 // This check is neccessary to prevent fgviewer from segfaulting when given
546 // weird options. (It doesn't run the full initailization)
547 if(!globals->get_channel_options_list())
549 SG_LOG(SG_GENERAL, SG_ALERT, "Option " << type << "=" << channel_str
553 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
554 globals->get_channel_options_list()->push_back( type + "," + channel_str );
561 fgSetString("/sim/presets/airport-id", "");
562 fgSetString("/sim/presets/vor-id", "");
563 fgSetString("/sim/presets/ndb-id", "");
564 fgSetString("/sim/presets/carrier", "");
565 fgSetString("/sim/presets/parkpos", "");
566 fgSetString("/sim/presets/fix", "");
570 fgOptVOR( const char * arg )
573 fgSetString("/sim/presets/vor-id", arg);
574 return FG_OPTIONS_OK;
578 fgOptNDB( const char * arg )
581 fgSetString("/sim/presets/ndb-id", arg);
582 return FG_OPTIONS_OK;
586 fgOptCarrier( const char * arg )
589 fgSetString("/sim/presets/carrier", arg);
590 return FG_OPTIONS_OK;
594 fgOptParkpos( const char * arg )
596 fgSetString("/sim/presets/parkpos", arg);
597 return FG_OPTIONS_OK;
601 fgOptFIX( const char * arg )
604 fgSetString("/sim/presets/fix", arg);
605 return FG_OPTIONS_OK;
609 fgOptLon( const char *arg )
612 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
613 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
614 return FG_OPTIONS_OK;
618 fgOptLat( const char *arg )
621 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
622 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
623 return FG_OPTIONS_OK;
627 fgOptAltitude( const char *arg )
629 fgSetBool("/sim/presets/onground", false);
630 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
631 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
633 fgSetDouble("/sim/presets/altitude-ft",
634 atof( arg ) * SG_METER_TO_FEET);
635 return FG_OPTIONS_OK;
639 fgOptUBody( const char *arg )
641 fgSetString("/sim/presets/speed-set", "UVW");
642 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
643 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
645 fgSetDouble("/sim/presets/uBody-fps",
646 atof( arg ) * SG_METER_TO_FEET);
647 return FG_OPTIONS_OK;
651 fgOptVBody( const char *arg )
653 fgSetString("/sim/presets/speed-set", "UVW");
654 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
655 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
657 fgSetDouble("/sim/presets/vBody-fps",
658 atof( arg ) * SG_METER_TO_FEET);
659 return FG_OPTIONS_OK;
663 fgOptWBody( const char *arg )
665 fgSetString("/sim/presets/speed-set", "UVW");
666 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
667 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
669 fgSetDouble("/sim/presets/wBody-fps",
670 atof(arg) * SG_METER_TO_FEET);
671 return FG_OPTIONS_OK;
675 fgOptVNorth( const char *arg )
677 fgSetString("/sim/presets/speed-set", "NED");
678 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
679 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
681 fgSetDouble("/sim/presets/speed-north-fps",
682 atof( arg ) * SG_METER_TO_FEET);
683 return FG_OPTIONS_OK;
687 fgOptVEast( const char *arg )
689 fgSetString("/sim/presets/speed-set", "NED");
690 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
691 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
693 fgSetDouble("/sim/presets/speed-east-fps",
694 atof(arg) * SG_METER_TO_FEET);
695 return FG_OPTIONS_OK;
699 fgOptVDown( const char *arg )
701 fgSetString("/sim/presets/speed-set", "NED");
702 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
703 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
705 fgSetDouble("/sim/presets/speed-down-fps",
706 atof(arg) * SG_METER_TO_FEET);
707 return FG_OPTIONS_OK;
711 fgOptVc( const char *arg )
713 // fgSetString("/sim/presets/speed-set", "knots");
714 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
715 fgSetString("/sim/presets/speed-set", "knots");
716 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
717 return FG_OPTIONS_OK;
721 fgOptMach( const char *arg )
723 fgSetString("/sim/presets/speed-set", "mach");
724 fgSetDouble("/sim/presets/mach", atof(arg));
725 return FG_OPTIONS_OK;
729 fgOptRoc( const char *arg )
731 fgSetDouble("/sim/presets/vertical-speed-fps", atof(arg)/60);
732 return FG_OPTIONS_OK;
736 fgOptFgScenery( const char *arg )
738 globals->append_fg_scenery(arg);
739 return FG_OPTIONS_OK;
743 fgOptFov( const char *arg )
746 return FG_OPTIONS_OK;
750 fgOptGeometry( const char *arg )
752 bool geometry_ok = true;
753 int xsize = 0, ysize = 0;
754 string geometry = arg;
755 string::size_type i = geometry.find('x');
757 if (i != string::npos) {
758 xsize = atoi(geometry.substr(0, i));
759 ysize = atoi(geometry.substr(i+1));
764 if ( xsize <= 0 || ysize <= 0 ) {
770 if ( !geometry_ok ) {
771 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
772 SG_LOG( SG_GENERAL, SG_ALERT,
773 "Setting geometry to " << xsize << 'x' << ysize << '\n');
775 SG_LOG( SG_GENERAL, SG_INFO,
776 "Setting geometry to " << xsize << 'x' << ysize << '\n');
777 fgSetInt("/sim/startup/xsize", xsize);
778 fgSetInt("/sim/startup/ysize", ysize);
780 return FG_OPTIONS_OK;
784 fgOptBpp( const char *arg )
786 string bits_per_pix = arg;
787 if ( bits_per_pix == "16" ) {
788 fgSetInt("/sim/rendering/bits-per-pixel", 16);
789 } else if ( bits_per_pix == "24" ) {
790 fgSetInt("/sim/rendering/bits-per-pixel", 24);
791 } else if ( bits_per_pix == "32" ) {
792 fgSetInt("/sim/rendering/bits-per-pixel", 32);
794 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
796 return FG_OPTIONS_OK;
800 fgOptTimeOffset( const char *arg )
802 fgSetLong("/sim/startup/time-offset",
803 parse_time_offset( arg ));
804 fgSetString("/sim/startup/time-offset-type", "system-offset");
805 return FG_OPTIONS_OK;
809 fgOptStartDateSys( const char *arg )
811 long int theTime = parse_date( arg, "system" );
814 fgSetLong("/sim/startup/time-offset", theTime);
815 fgSetString("/sim/startup/time-offset-type", "system");
817 return FG_OPTIONS_OK;
821 fgOptStartDateLat( const char *arg )
823 long int theTime = parse_date( arg, "latitude" );
826 fgSetLong("/sim/startup/time-offset", theTime);
827 fgSetString("/sim/startup/time-offset-type", "latitude");
829 return FG_OPTIONS_OK;
833 fgOptStartDateGmt( const char *arg )
835 long int theTime = parse_date( arg, "gmt" );
838 fgSetLong("/sim/startup/time-offset", theTime);
839 fgSetString("/sim/startup/time-offset-type", "gmt");
841 return FG_OPTIONS_OK;
845 fgSetupProxy( const char *arg )
847 string options = simgear::strutils::strip( arg );
848 string host, port, auth;
849 string::size_type pos;
851 // this is NURLP - NURLP is not an url parser
852 if( simgear::strutils::starts_with( options, "http://" ) )
853 options = options.substr( 7 );
854 if( simgear::strutils::ends_with( options, "/" ) )
855 options = options.substr( 0, options.length() - 1 );
857 host = port = auth = "";
858 if ((pos = options.find("@")) != string::npos)
859 auth = options.substr(0, pos++);
863 host = options.substr(pos, options.size());
864 if ((pos = host.find(":")) != string::npos) {
865 port = host.substr(++pos, host.size());
866 host.erase(--pos, host.size());
869 fgSetString("/sim/presets/proxy/host", host.c_str());
870 fgSetString("/sim/presets/proxy/port", port.c_str());
871 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
873 return FG_OPTIONS_OK;
877 fgOptTraceRead( const char *arg )
880 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
881 fgGetNode(name.c_str(), true)
882 ->setAttribute(SGPropertyNode::TRACE_READ, true);
883 return FG_OPTIONS_OK;
887 fgOptLogLevel( const char *arg )
889 fgSetString("/sim/logging/priority", arg);
890 setLoggingPriority(arg);
892 return FG_OPTIONS_OK;
896 fgOptLogClasses( const char *arg )
898 fgSetString("/sim/logging/classes", arg);
899 setLoggingClasses (arg);
901 return FG_OPTIONS_OK;
905 fgOptTraceWrite( const char *arg )
908 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
909 fgGetNode(name.c_str(), true)
910 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
911 return FG_OPTIONS_OK;
915 fgOptViewOffset( const char *arg )
917 // $$$ begin - added VS Renganathan, 14 Oct 2K
918 // for multi-window outside window imagery
919 string woffset = arg;
920 double default_view_offset = 0.0;
921 if ( woffset == "LEFT" ) {
922 default_view_offset = SGD_PI * 0.25;
923 } else if ( woffset == "RIGHT" ) {
924 default_view_offset = SGD_PI * 1.75;
925 } else if ( woffset == "CENTER" ) {
926 default_view_offset = 0.00;
928 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
930 /* apparently not used (CLO, 11 Jun 2002)
931 FGViewer *pilot_view =
932 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
933 // this will work without calls to the viewer...
934 fgSetDouble( "/sim/current-view/heading-offset-deg",
935 default_view_offset * SGD_RADIANS_TO_DEGREES );
936 // $$$ end - added VS Renganathan, 14 Oct 2K
937 return FG_OPTIONS_OK;
941 fgOptVisibilityMeters( const char *arg )
943 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) );
944 return FG_OPTIONS_OK;
948 fgOptVisibilityMiles( const char *arg )
950 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) * 5280.0 * SG_FEET_TO_METER );
951 return FG_OPTIONS_OK;
955 fgOptRandomWind( const char *arg )
957 double min_hdg = sg_random() * 360.0;
958 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
959 double speed = sg_random() * sg_random() * 40;
960 double gust = speed + (10 - sqrt(sg_random() * 100));
961 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
962 return FG_OPTIONS_OK;
966 fgOptWind( const char *arg )
968 double min_hdg = 0.0, max_hdg = 0.0, speed = 0.0, gust = 0.0;
969 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
970 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
971 return FG_OPTIONS_ERROR;
973 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
974 return FG_OPTIONS_OK;
978 fgOptTurbulence( const char *arg )
980 Environment::Presets::TurbulenceSingleton::instance()->preset( atof(arg) );
981 return FG_OPTIONS_OK;
985 fgOptCeiling( const char *arg )
987 double elevation, thickness;
989 string::size_type pos = spec.find(':');
990 if (pos == string::npos) {
991 elevation = atof(spec.c_str());
994 elevation = atof(spec.substr(0, pos).c_str());
995 thickness = atof(spec.substr(pos + 1).c_str());
997 Environment::Presets::CeilingSingleton::instance()->preset( elevation, thickness );
998 return FG_OPTIONS_OK;
1002 fgOptWp( const char *arg )
1004 string_list *waypoints = globals->get_initial_waypoints();
1006 waypoints = new string_list;
1007 globals->set_initial_waypoints(waypoints);
1009 waypoints->push_back(arg);
1010 return FG_OPTIONS_OK;
1014 fgOptConfig( const char *arg )
1018 readProperties(file, globals->get_props());
1019 } catch (const sg_exception &e) {
1020 string message = "Error loading config file: ";
1021 message += e.getFormattedMessage() + e.getOrigin();
1022 SG_LOG(SG_INPUT, SG_ALERT, message);
1025 return FG_OPTIONS_OK;
1029 parse_colon (const string &s, double * val1, double * val2)
1031 string::size_type pos = s.find(':');
1032 if (pos == string::npos) {
1036 *val1 = atof(s.substr(0, pos).c_str());
1037 *val2 = atof(s.substr(pos+1).c_str());
1044 fgOptFailure( const char * arg )
1048 fgSetBool("/systems/pitot/serviceable", false);
1049 } else if (a == "static") {
1050 fgSetBool("/systems/static/serviceable", false);
1051 } else if (a == "vacuum") {
1052 fgSetBool("/systems/vacuum/serviceable", false);
1053 } else if (a == "electrical") {
1054 fgSetBool("/systems/electrical/serviceable", false);
1056 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1057 return FG_OPTIONS_ERROR;
1060 return FG_OPTIONS_OK;
1065 fgOptNAV1( const char * arg )
1067 double radial, freq;
1068 if (parse_colon(arg, &radial, &freq))
1069 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1070 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1071 return FG_OPTIONS_OK;
1075 fgOptNAV2( const char * arg )
1077 double radial, freq;
1078 if (parse_colon(arg, &radial, &freq))
1079 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1080 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1081 return FG_OPTIONS_OK;
1085 fgOptADF1( const char * arg )
1088 if (parse_colon(arg, &rot, &freq))
1089 fgSetDouble("/instrumentation/adf[0]/rotation-deg", rot);
1090 fgSetDouble("/instrumentation/adf[0]/frequencies/selected-khz", freq);
1091 return FG_OPTIONS_OK;
1095 fgOptADF2( const char * arg )
1098 if (parse_colon(arg, &rot, &freq))
1099 fgSetDouble("/instrumentation/adf[1]/rotation-deg", rot);
1100 fgSetDouble("/instrumentation/adf[1]/frequencies/selected-khz", freq);
1101 return FG_OPTIONS_OK;
1105 fgOptDME( const char *arg )
1108 if (opt == "nav1") {
1109 fgSetInt("/instrumentation/dme/switch-position", 1);
1110 fgSetString("/instrumentation/dme/frequencies/source",
1111 "/instrumentation/nav[0]/frequencies/selected-mhz");
1112 } else if (opt == "nav2") {
1113 fgSetInt("/instrumentation/dme/switch-position", 3);
1114 fgSetString("/instrumentation/dme/frequencies/source",
1115 "/instrumentation/nav[1]/frequencies/selected-mhz");
1117 double frequency = atof(arg);
1120 SG_LOG(SG_INPUT, SG_ALERT, "Invalid DME frequency: '" << arg << "'.");
1121 return FG_OPTIONS_ERROR;
1123 fgSetInt("/instrumentation/dme/switch-position", 2);
1124 fgSetString("/instrumentation/dme/frequencies/source",
1125 "/instrumentation/dme/frequencies/selected-mhz");
1126 fgSetDouble("/instrumentation/dme/frequencies/selected-mhz", frequency);
1128 return FG_OPTIONS_OK;
1132 fgOptLivery( const char *arg )
1135 string livery_path = "livery/" + opt;
1136 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1137 return FG_OPTIONS_OK;
1141 fgOptScenario( const char *arg )
1143 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1144 vector<SGPropertyNode_ptr> scenarii = ai_node->getChildren( "scenario" );
1146 for ( size_t i = 0; i < scenarii.size(); ++i ) {
1147 int ind = scenarii[i]->getIndex();
1148 if ( index < ind ) {
1152 SGPropertyNode_ptr scenario = ai_node->getNode( "scenario", index + 1, true );
1153 scenario->setStringValue( arg );
1154 return FG_OPTIONS_OK;
1158 fgOptRunway( const char *arg )
1160 fgSetString("/sim/presets/runway", arg );
1161 fgSetBool("/sim/presets/runway-requested", true );
1162 return FG_OPTIONS_OK;
1166 fgOptParking( const char *arg )
1168 cerr << "Processing argument " << arg << endl;
1169 fgSetString("/sim/presets/parking", arg );
1170 fgSetBool ("/sim/presets/parking-requested", true );
1171 return FG_OPTIONS_OK;
1175 fgOptVersion( const char *arg )
1177 cerr << "FlightGear version: " << FLIGHTGEAR_VERSION << endl;
1178 cerr << "Revision: " << REVISION << endl;
1179 cerr << "Build-Id: " << HUDSON_BUILD_ID << endl;
1180 cerr << "FG_ROOT=" << globals->get_fg_root() << endl;
1181 cerr << "FG_HOME=" << globals->get_fg_home() << endl;
1182 cerr << "FG_SCENERY=";
1185 string_list scn = globals->get_fg_scenery();
1186 for (string_list::const_iterator it = scn.begin(); it != scn.end(); it++)
1188 if (didsome) cerr << ":";
1193 cerr << "SimGear version: " << SG_STRINGIZE(SIMGEAR_VERSION) << endl;
1194 cerr << "PLIB version: " << PLIB_VERSION << endl;
1195 return FG_OPTIONS_EXIT;
1199 fgOptCallSign(const char * arg)
1203 strncpy(callsign,arg,10);
1205 for (i=0;callsign[i];i++)
1207 char c = callsign[i];
1208 if (c >= 'A' && c <= 'Z') continue;
1209 if (c >= 'a' && c <= 'z') continue;
1210 if (c >= '0' && c <= '9') continue;
1211 if (c == '-' || c == '_') continue;
1212 // convert any other illegal characters
1215 fgSetString("sim/multiplay/callsign", callsign );
1216 return FG_OPTIONS_OK;
1220 // Set a property for the --prop: option. Syntax: --prop:[<type>:]<name>=<value>
1221 // <type> can be "double" etc. but also only the first letter "d".
1222 // Examples: --prop:alpha=1 --prop:bool:beta=true --prop:d:gamma=0.123
1224 fgOptSetProperty(const char* raw)
1227 string::size_type pos = arg.find('=');
1228 if (pos == arg.npos || pos == 0 || pos + 1 == arg.size())
1229 return FG_OPTIONS_ERROR;
1231 string name = arg.substr(0, pos);
1232 string value = arg.substr(pos + 1);
1234 pos = name.find(':');
1236 if (pos != name.npos && pos != 0 && pos + 1 != name.size()) {
1237 type = name.substr(0, pos);
1238 name = name.substr(pos + 1);
1240 SGPropertyNode *n = fgGetNode(name.c_str(), true);
1242 bool writable = n->getAttribute(SGPropertyNode::WRITE);
1244 n->setAttribute(SGPropertyNode::WRITE, true);
1248 ret = n->setUnspecifiedValue(value.c_str());
1249 else if (type == "s" || type == "string")
1250 ret = n->setStringValue(value.c_str());
1251 else if (type == "d" || type == "double")
1252 ret = n->setDoubleValue(strtod(value.c_str(), 0));
1253 else if (type == "f" || type == "float")
1254 ret = n->setFloatValue(atof(value.c_str()));
1255 else if (type == "l" || type == "long")
1256 ret = n->setLongValue(strtol(value.c_str(), 0, 0));
1257 else if (type == "i" || type == "int")
1258 ret = n->setIntValue(atoi(value.c_str()));
1259 else if (type == "b" || type == "bool")
1260 ret = n->setBoolValue(value == "true" || atoi(value.c_str()) != 0);
1263 n->setAttribute(SGPropertyNode::WRITE, false);
1264 return ret ? FG_OPTIONS_OK : FG_OPTIONS_ERROR;
1270 option has_param type property b_param s_param func
1273 option : name of the option
1274 has_param : option is --name=value if true or --name if false
1275 type : OPTION_BOOL - property is a boolean
1276 OPTION_STRING - property is a string
1277 OPTION_DOUBLE - property is a double
1278 OPTION_INT - property is an integer
1279 OPTION_CHANNEL - name of option is the name of a channel
1280 OPTION_FUNC - the option trigger a function
1281 b_param : if type==OPTION_BOOL,
1282 value set to the property (has_param is false for boolean)
1283 s_param : if type==OPTION_STRING,
1284 value set to the property if has_param is false
1285 func : function called if type==OPTION_FUNC. if has_param is true,
1286 the value is passed to the function as a string, otherwise,
1289 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1290 double or an integer and set to the property.
1292 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1296 enum OptionType { OPTION_BOOL = 0, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC, OPTION_IGNORE };
1297 const int OPTION_MULTI = 1 << 17;
1303 const char *property;
1305 const char *s_param;
1306 int (*func)( const char * );
1307 } fgOptionArray[] = {
1309 {"language", true, OPTION_IGNORE, "", false, "", 0 },
1310 {"disable-rembrandt", false, OPTION_BOOL, "/sim/rendering/rembrandt/enabled", false, "", 0 },
1311 {"enable-rembrandt", false, OPTION_BOOL, "/sim/rendering/rembrandt/enabled", true, "", 0 },
1312 {"renderer", true, OPTION_STRING, "/sim/rendering/rembrandt/renderer", false, "", 0 },
1313 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1314 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1315 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1316 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1317 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1318 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1319 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1320 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1321 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1322 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1323 {"disable-random-vegetation", false, OPTION_BOOL, "/sim/rendering/random-vegetation", false, "", 0 },
1324 {"enable-random-vegetation", false, OPTION_BOOL, "/sim/rendering/random-vegetation", true, "", 0 },
1325 {"disable-random-buildings", false, OPTION_BOOL, "/sim/rendering/random-buildings", false, "", 0 },
1326 {"enable-random-buildings", false, OPTION_BOOL, "/sim/rendering/random-buildings", true, "", 0 },
1327 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", false, "", 0 },
1328 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", true, "", 0 },
1329 {"metar", true, OPTION_STRING, "/environment/metar/data", false, "", 0 },
1330 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1331 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1332 {"disable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", false, "", 0 },
1333 {"enable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", true, "", 0 },
1334 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1335 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1336 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1337 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1338 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1339 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1340 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", false, "", 0 },
1341 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", true, "", 0 },
1342 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", false, "", 0 },
1343 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", true, "", 0 },
1344 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1345 {"disable-auto-coordination", false, OPTION_BOOL, "/controls/flight/auto-coordination", false, "", 0 },
1346 {"enable-auto-coordination", false, OPTION_BOOL, "/controls/flight/auto-coordination", true, "", 0 },
1347 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1348 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", false, "", 0 },
1349 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", true, "", 0 },
1350 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1351 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1352 {"disable-sound", false, OPTION_BOOL, "/sim/sound/working", false, "", 0 },
1353 {"enable-sound", false, OPTION_BOOL, "/sim/sound/working", true, "", 0 },
1354 {"sound-device", true, OPTION_STRING, "/sim/sound/device-name", false, "", 0 },
1355 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1356 {"runway", true, OPTION_FUNC, "", false, "", fgOptRunway },
1357 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1358 {"vor-frequency", true, OPTION_DOUBLE, "/sim/presets/vor-freq", false, "", fgOptVOR },
1359 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1360 {"ndb-frequency", true, OPTION_DOUBLE, "/sim/presets/ndb-freq", false, "", fgOptVOR },
1361 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1362 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1363 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1364 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance-nm", false, "", 0 },
1365 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth-deg", false, "", 0 },
1366 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1367 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1368 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1369 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1370 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1371 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1372 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1373 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1374 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1375 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1376 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1377 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1378 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1379 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1380 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1381 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1382 {"fg-root", true, OPTION_IGNORE, "", false, "", 0 },
1383 {"fg-scenery", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptFgScenery },
1384 {"fg-aircraft", true, OPTION_IGNORE | OPTION_MULTI, "", false, "", 0 },
1385 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1386 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1387 {"aircraft-dir", true, OPTION_IGNORE, "", false, "", 0 },
1388 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1389 {"max-fps", true, OPTION_DOUBLE, "/sim/frame-rate-throttle-hz", false, "", 0 },
1390 {"speed", true, OPTION_DOUBLE, "/sim/speed-up", false, "", 0 },
1391 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1392 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1393 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1394 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1395 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1396 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1397 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1398 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1399 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1400 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1401 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1402 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1403 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1404 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1405 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1406 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1407 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1408 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1409 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1410 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1411 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1412 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1413 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1414 {"disable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", false, "", 0 },
1415 {"enable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", true, "", 0 },
1416 {"restore-defaults", false, OPTION_BOOL, "/sim/startup/restore-defaults", true, "", 0 },
1417 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1418 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1419 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1420 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1421 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1422 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1423 {"texture-filtering", false, OPTION_INT, "/sim/rendering/filtering", 1, "", 0 },
1424 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1425 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1426 {"materials-file", true, OPTION_STRING, "/sim/rendering/materials-file", false, "", 0 },
1427 {"disable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", false, "", 0 },
1428 {"enable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", true, "", 0 },
1429 {"terrasync-dir", true, OPTION_STRING, "/sim/terrasync/scenery-dir", false, "", 0 },
1430 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1431 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1432 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1433 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1434 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1435 {"season", true, OPTION_STRING, "/sim/startup/season", false, "summer", 0 },
1436 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1437 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1438 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1439 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1440 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1441 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1442 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1443 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1444 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1445 {"atlas", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1446 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1447 #ifdef FG_JPEG_SERVER
1448 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1450 {"native", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1451 {"native-ctrls", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1452 {"native-fdm", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1453 {"native-gui", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1454 {"opengc", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1455 {"AV400", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1456 {"AV400Sim", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1457 {"AV400WSimA", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1458 {"AV400WSimB", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1459 {"garmin", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1460 {"nmea", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1461 {"generic", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1462 {"props", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1463 {"telnet", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1464 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1465 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1466 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1467 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1468 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1469 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1470 {"callsign", true, OPTION_FUNC, "", false, "", fgOptCallSign},
1471 {"multiplay", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1473 {"hla", true, OPTION_CHANNEL, "", false, "", 0 },
1474 {"hla-local", true, OPTION_CHANNEL, "", false, "", 0 },
1476 {"trace-read", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptTraceRead },
1477 {"trace-write", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptTraceWrite },
1478 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1479 {"log-class", true, OPTION_FUNC, "", false, "", fgOptLogClasses },
1480 {"view-offset", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptViewOffset },
1481 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1482 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1483 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1484 {"wind", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptWind },
1485 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1486 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1487 {"wp", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptWp },
1488 {"flight-plan", true, OPTION_STRING, "/autopilot/route-manager/file-path", false, "", NULL },
1489 {"config", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptConfig },
1490 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1491 {"vehicle", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1492 {"failure", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptFailure },
1493 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1494 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1495 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1496 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1497 {"adf", /*legacy*/ true, OPTION_FUNC, "", false, "", fgOptADF1 },
1498 {"adf1", true, OPTION_FUNC, "", false, "", fgOptADF1 },
1499 {"adf2", true, OPTION_FUNC, "", false, "", fgOptADF2 },
1500 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1501 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1502 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1503 {"ai-scenario", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptScenario },
1504 {"parking-id", true, OPTION_FUNC, "", false, "", fgOptParking },
1505 {"version", false, OPTION_FUNC, "", false, "", fgOptVersion },
1506 {"enable-fpe", false, OPTION_IGNORE, "", false, "", 0},
1507 {"fgviewer", false, OPTION_IGNORE, "", false, "", 0},
1508 {"no-default-config", false, OPTION_IGNORE, "", false, "", 0},
1509 {"prop", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptSetProperty},
1514 namespace flightgear
1518 * internal storage of a value->option binding
1523 OptionValue(OptionDesc* d, const string& v) :
1531 typedef std::vector<OptionValue> OptionValueVec;
1532 typedef std::map<string, OptionDesc*> OptionDescDict;
1534 class Options::OptionsPrivate
1538 OptionValueVec::const_iterator findValue(const string& key) const
1540 OptionValueVec::const_iterator it = values.begin();
1541 for (; it != values.end(); ++it) {
1543 continue; // ignore markers
1546 if (it->desc->option == key) {
1549 } // of set values iteration
1551 return it; // not found
1554 OptionDesc* findOption(const string& key) const
1556 OptionDescDict::const_iterator it = options.find(key);
1557 if (it == options.end()) {
1564 int processOption(OptionDesc* desc, const string& arg_value)
1567 return FG_OPTIONS_OK; // tolerate marker options
1570 switch ( desc->type & 0xffff ) {
1572 fgSetBool( desc->property, desc->b_param );
1575 if ( desc->has_param && !arg_value.empty() ) {
1576 fgSetString( desc->property, arg_value.c_str() );
1577 } else if ( !desc->has_param && arg_value.empty() ) {
1578 fgSetString( desc->property, desc->s_param );
1579 } else if ( desc->has_param ) {
1580 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1581 return FG_OPTIONS_ERROR;
1583 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1584 return FG_OPTIONS_ERROR;
1588 if ( !arg_value.empty() ) {
1589 fgSetDouble( desc->property, atof( arg_value ) );
1591 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1592 return FG_OPTIONS_ERROR;
1596 if ( !arg_value.empty() ) {
1597 fgSetInt( desc->property, atoi( arg_value ) );
1599 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1600 return FG_OPTIONS_ERROR;
1603 case OPTION_CHANNEL:
1604 // XXX return value of add_channel should be checked?
1605 if ( desc->has_param && !arg_value.empty() ) {
1606 add_channel( desc->option, arg_value );
1607 } else if ( !desc->has_param && arg_value.empty() ) {
1608 add_channel( desc->option, desc->s_param );
1609 } else if ( desc->has_param ) {
1610 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1611 return FG_OPTIONS_ERROR;
1613 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1614 return FG_OPTIONS_ERROR;
1618 if ( desc->has_param && !arg_value.empty() ) {
1619 return desc->func( arg_value.c_str() );
1620 } else if ( !desc->has_param && arg_value.empty() ) {
1621 return desc->func( desc->s_param );
1622 } else if ( desc->has_param ) {
1623 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1624 return FG_OPTIONS_ERROR;
1626 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1627 return FG_OPTIONS_ERROR;
1635 return FG_OPTIONS_OK;
1639 * insert a marker value into the values vector. This is necessary
1640 * when processing options, to ensure the correct ordering, where we scan
1641 * for marker values in reverse, and then forwards within each group.
1643 void insertGroupMarker()
1645 values.push_back(OptionValue(NULL, "-"));
1649 * given a current iterator into the values, find the preceeding group marker,
1650 * or return the beginning of the value vector.
1652 OptionValueVec::const_iterator rfindGroup(OptionValueVec::const_iterator pos) const
1654 while (--pos != values.begin()) {
1655 if (pos->desc == NULL) {
1656 return pos; // found a marker, we're done
1666 shouldLoadDefaultConfig;
1668 OptionDescDict options;
1669 OptionValueVec values;
1670 simgear::PathList propertyFiles;
1673 Options* Options::sharedInstance()
1675 if (shared_instance == NULL) {
1676 shared_instance = new Options;
1679 return shared_instance;
1682 Options::Options() :
1683 p(new OptionsPrivate())
1685 p->showHelp = false;
1687 p->showAircraft = false;
1688 p->shouldLoadDefaultConfig = true;
1691 OptionDesc *desc = &fgOptionArray[ 0 ];
1692 while ( desc->option != 0 ) {
1693 p->options[ desc->option ] = desc;
1702 void Options::init(int argc, char **argv, const SGPath& appDataPath)
1706 // first, process the command line
1707 bool inOptions = true;
1708 for (int i=1; i<argc; ++i) {
1709 if (inOptions && (argv[i][0] == '-')) {
1710 if (strcmp(argv[i], "--") == 0) { // end of options delimiter
1715 int result = parseOption(argv[i]);
1716 processArgResult(result);
1718 // XML properties file
1721 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << f.str());
1725 p->propertyFiles.push_back(f);
1727 } // of arguments iteration
1728 p->insertGroupMarker(); // command line is one group
1730 // establish log-level before anything else - otherwise it is not possible
1731 // to show extra (debug/info/warning) messages for the start-up phase.
1732 fgOptLogLevel(valueForOption("log-level", "alert").c_str());
1734 if (!p->shouldLoadDefaultConfig) {
1739 // then config files
1741 std::string homedir;
1742 if (getenv("HOME")) {
1743 homedir = getenv("HOME");
1746 if( !homedir.empty() && !hostname.empty() ) {
1747 // Check for ~/.fgfsrc.hostname
1748 config.set(homedir);
1749 config.append(".fgfsrc");
1750 config.concat( "." );
1751 config.concat( hostname );
1755 // Check for ~/.fgfsrc
1756 if( !homedir.empty() ) {
1757 config.set(homedir);
1758 config.append(".fgfsrc");
1762 // check for a config file in app data
1763 SGPath appDataConfig(appDataPath);
1764 appDataConfig.append("fgfsrc");
1765 if (appDataConfig.exists()) {
1766 readConfig(appDataConfig);
1772 // system.fgfsrc handling
1773 if( hostname.size() > 0 ) {
1774 config.set(globals->get_fg_root());
1775 config.append( "system.fgfsrc" );
1776 config.concat( "." );
1777 config.concat( hostname );
1781 config.set(globals->get_fg_root());
1782 config.append( "system.fgfsrc" );
1786 void Options::initAircraft()
1788 BOOST_FOREACH(const string& paths, valuesForOption("fg-aircraft")) {
1789 globals->append_aircraft_paths(paths);
1792 const char* envp = ::getenv("FG_AIRCRAFT");
1794 globals->append_aircraft_paths(envp);
1798 if (isOptionSet("aircraft")) {
1799 aircraft = valueForOption("aircraft");
1800 } else if (isOptionSet("vehicle")) {
1801 aircraft = valueForOption("vehicle");
1804 if (!aircraft.empty()) {
1805 SG_LOG(SG_INPUT, SG_INFO, "aircraft = " << aircraft );
1806 fgSetString("/sim/aircraft", aircraft.c_str() );
1808 SG_LOG(SG_INPUT, SG_INFO, "No user specified aircraft, using default" );
1811 if (p->showAircraft) {
1812 fgOptLogLevel( "alert" );
1813 SGPath path( globals->get_fg_root() );
1814 path.append("Aircraft");
1815 fgShowAircraft(path);
1819 if (isOptionSet("aircraft-dir")) {
1820 // set this now, so it's available in FindAndCacheAircraft
1821 fgSetString("/sim/aircraft-dir", valueForOption("aircraft-dir"));
1825 void Options::processArgResult(int result)
1827 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1829 else if (result == FG_OPTIONS_VERBOSE_HELP)
1831 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1832 p->showAircraft = true;
1833 } else if (result == FG_OPTIONS_NO_DEFAULT_CONFIG) {
1834 p->shouldLoadDefaultConfig = false;
1835 } else if (result == FG_OPTIONS_SHOW_SOUND_DEVICES) {
1839 string vendor = smgr.get_vendor();
1840 string renderer = smgr.get_renderer();
1841 cout << renderer << " provided by " << vendor << endl;
1842 cout << endl << "No. Device" << endl;
1844 vector <const char*>devices = smgr.get_available_devices();
1845 for (vector <const char*>::size_type i=0; i<devices.size(); i++) {
1846 cout << i << ". \"" << devices[i] << "\"" << endl;
1851 } else if (result == FG_OPTIONS_EXIT) {
1856 void Options::readConfig(const SGPath& path)
1858 sg_gzifstream in( path.str() );
1859 if ( !in.is_open() ) {
1863 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path.str() );
1866 while ( ! in.eof() ) {
1868 getline( in, line, '\n' );
1870 // catch extraneous (DOS) line ending character
1872 for (i = line.length(); i > 0; i--)
1873 if (line[i - 1] > 32)
1875 line = line.substr( 0, i );
1877 if ( parseOption( line ) == FG_OPTIONS_ERROR ) {
1878 cerr << endl << "Config file parse error: " << path.str() << " '"
1879 << line << "'" << endl;
1885 p->insertGroupMarker(); // each config file is a group
1888 int Options::parseOption(const string& s)
1890 if ((s == "--help") || (s=="-h")) {
1891 return FG_OPTIONS_HELP;
1892 } else if ( (s == "--verbose") || (s == "-v") ) {
1893 // verbose help/usage request
1894 return FG_OPTIONS_VERBOSE_HELP;
1895 } else if (s.find("-psn") == 0) {
1896 // on Mac, when launched from the GUI, we are passed the ProcessSerialNumber
1897 // as an argument (and no others). Silently ignore the argument here.
1898 return FG_OPTIONS_OK;
1899 } else if ( s.find( "--show-aircraft") == 0) {
1900 return(FG_OPTIONS_SHOW_AIRCRAFT);
1901 } else if ( s.find( "--show-sound-devices") == 0) {
1902 return(FG_OPTIONS_SHOW_SOUND_DEVICES);
1903 } else if ( s.find( "--no-default-config") == 0) {
1904 return FG_OPTIONS_NO_DEFAULT_CONFIG;
1905 } else if ( s.find( "--prop:") == 0) {
1906 // property setting has a slightly different syntax, so fudge things
1907 OptionDesc* desc = p->findOption("prop");
1908 if (s.find("=", 7) == string::npos) { // no equals token
1909 SG_LOG(SG_GENERAL, SG_ALERT, "malformed property option:" << s);
1910 return FG_OPTIONS_ERROR;
1913 p->values.push_back(OptionValue(desc, s.substr(7)));
1914 return FG_OPTIONS_OK;
1915 } else if ( s.find( "--" ) == 0 ) {
1916 size_t eqPos = s.find( '=' );
1918 if (eqPos == string::npos) {
1921 key = s.substr( 2, eqPos - 2 );
1922 value = s.substr( eqPos + 1);
1925 return addOption(key, value);
1927 SG_LOG(SG_GENERAL, SG_ALERT, "unknown option:" << s);
1928 return FG_OPTIONS_ERROR;
1932 int Options::addOption(const string &key, const string &value)
1934 OptionDesc* desc = p->findOption(key);
1936 SG_LOG(SG_GENERAL, SG_ALERT, "unknown option:" << key);
1937 return FG_OPTIONS_ERROR;
1940 if (!(desc->type & OPTION_MULTI)) {
1941 OptionValueVec::const_iterator it = p->findValue(key);
1942 if (it != p->values.end()) {
1943 SG_LOG(SG_GENERAL, SG_INFO, "multiple values forbidden for option:" << key << ", ignoring:" << value);
1944 return FG_OPTIONS_OK;
1948 p->values.push_back(OptionValue(desc, value));
1949 return FG_OPTIONS_OK;
1952 bool Options::isOptionSet(const string &key) const
1954 OptionValueVec::const_iterator it = p->findValue(key);
1955 return (it != p->values.end());
1958 string Options::valueForOption(const string& key, const string& defValue) const
1960 OptionValueVec::const_iterator it = p->findValue(key);
1961 if (it == p->values.end()) {
1968 string_list Options::valuesForOption(const std::string& key) const
1971 OptionValueVec::const_iterator it = p->values.begin();
1972 for (; it != p->values.end(); ++it) {
1974 continue; // ignore marker values
1977 if (it->desc->option == key) {
1978 result.push_back(it->value);
1985 void Options::processOptions()
1987 // establish locale before showing help (this selects the default locale,
1988 // when no explicit option was set)
1989 globals->get_locale()->selectLanguage(valueForOption("language").c_str());
1991 // now FG_ROOT is setup, process various command line options that bail us
1992 // out quickly, but rely on aircraft / root settings
1998 // processing order is complicated. We must process groups LIFO, but the
1999 // values *within* each group in FIFO order, to retain consistency with
2000 // older versions of FG, and existing user configs.
2001 // in practice this means system.fgfsrc must be *processed* before
2002 // .fgfsrc, which must be processed before the command line args, and so on.
2003 OptionValueVec::const_iterator groupEnd = p->values.end();
2005 while (groupEnd != p->values.begin()) {
2006 OptionValueVec::const_iterator groupBegin = p->rfindGroup(groupEnd);
2007 // run over the group in FIFO order
2008 OptionValueVec::const_iterator it;
2009 for (it = groupBegin; it != groupEnd; ++it) {
2010 int result = p->processOption(it->desc, it->value);
2013 case FG_OPTIONS_ERROR:
2015 exit(-1); // exit and return an error
2016 case FG_OPTIONS_EXIT:
2017 exit(0); // clean exit
2023 groupEnd = groupBegin;
2026 BOOST_FOREACH(const SGPath& file, p->propertyFiles) {
2027 if (!file.exists()) {
2028 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << file.str());
2032 SG_LOG(SG_GENERAL, SG_INFO,
2033 "Reading command-line property file " << file.str());
2034 readProperties(file.str(), globals->get_props());
2037 // now options are process, do supplemental fixup
2038 const char *envp = ::getenv( "FG_SCENERY" );
2040 globals->append_fg_scenery(envp);
2043 // terrasync directory fixup
2044 if (fgGetBool("/sim/terrasync/enabled")) {
2045 string terrasyncDir = fgGetString("/sim/terrasync/scenery-dir");
2046 if (terrasyncDir.empty()) {
2047 SGPath p(globals->get_fg_home());
2048 p.append("TerraSync");
2049 terrasyncDir = p.str();
2050 SG_LOG(SG_GENERAL, SG_INFO,
2051 "Using default TerraSync dir: " << terrasyncDir);
2052 fgSetString("/sim/terrasync/scenery-dir", terrasyncDir);
2055 SGPath p(terrasyncDir);
2061 const string_list& scenery_paths(globals->get_fg_scenery());
2062 if (std::find(scenery_paths.begin(), scenery_paths.end(), terrasyncDir) == scenery_paths.end()) {
2063 // terrasync dir is not in the scenery paths, add it
2064 globals->append_fg_scenery(terrasyncDir);
2068 if (globals->get_fg_scenery().empty()) {
2069 // no scenery paths set *at all*, use the data in FG_ROOT
2070 SGPath root(globals->get_fg_root());
2071 root.append("Scenery");
2072 globals->append_fg_scenery(root.str());
2076 void Options::showUsage() const
2078 fgOptLogLevel( "alert" );
2080 FGLocale *locale = globals->get_locale();
2081 SGPropertyNode options_root;
2083 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
2087 fgLoadProps("options.xml", &options_root);
2088 } catch (const sg_exception &) {
2089 cout << "Unable to read the help file." << endl;
2090 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
2091 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
2092 cout << "by adding --fg-root=path as a program argument." << endl;
2097 SGPropertyNode *options = options_root.getNode("options");
2099 SG_LOG( SG_GENERAL, SG_ALERT,
2100 "Error reading options.xml: <options> directive not found." );
2104 if (!locale->loadResource("options"))
2106 cout << "Unable to read the language resource." << endl;
2110 const char* usage = locale->getLocalizedString(options->getStringValue("usage"), "options");
2112 cout << usage << endl;
2115 vector<SGPropertyNode_ptr>section = options->getChildren("section");
2116 for (unsigned int j = 0; j < section.size(); j++) {
2119 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
2120 for (unsigned int k = 0; k < option.size(); k++) {
2122 SGPropertyNode *name = option[k]->getNode("name");
2123 SGPropertyNode *short_name = option[k]->getNode("short");
2124 SGPropertyNode *key = option[k]->getNode("key");
2125 SGPropertyNode *arg = option[k]->getNode("arg");
2126 bool brief = option[k]->getNode("brief") != 0;
2128 if ((brief || p->verbose) && name) {
2129 string tmp = name->getStringValue();
2133 tmp.append(key->getStringValue());
2137 tmp.append(arg->getStringValue());
2141 tmp.append(short_name->getStringValue());
2144 if (tmp.size() <= 25) {
2147 msg.append( 27-tmp.size(), ' ');
2151 msg.append(32, ' ');
2153 // There may be more than one <description> tag associated
2156 vector<SGPropertyNode_ptr> desc;
2157 desc = option[k]->getChildren("description");
2158 if (desc.size() > 0) {
2159 for ( unsigned int l = 0; l < desc.size(); l++) {
2160 string t = desc[l]->getStringValue();
2162 // There may be more than one translation line.
2163 vector<SGPropertyNode_ptr>trans_desc = locale->getLocalizedStrings(t.c_str(),"options");
2164 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
2165 string t_str = trans_desc[m]->getStringValue();
2167 if ((m > 0) || ((l > 0) && m == 0)) {
2168 msg.append( 32, ' ');
2171 // If the string is too large to fit on the screen,
2172 // then split it up in several pieces.
2174 while ( t_str.size() > 47 ) {
2176 string::size_type m = t_str.rfind(' ', 47);
2177 msg += t_str.substr(0, m) + '\n';
2178 msg.append( 32, ' ');
2180 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
2182 msg += t_str + '\n';
2189 const char* name = locale->getLocalizedString(section[j]->getStringValue("name"),"options");
2190 if (!msg.empty() && name) {
2191 cout << endl << name << ":" << endl;
2197 if ( !p->verbose ) {
2198 const char* verbose_help = locale->getLocalizedString(options->getStringValue("verbose-help"),"options");
2200 cout << endl << verbose_help << endl;
2203 std::cout << "Hit a key to continue..." << std::endl;
2208 #if defined(__CYGWIN__)
2209 string Options::platformDefaultRoot() const
2214 #elif defined(_WIN32)
2215 string Options::platformDefaultRoot() const
2219 #elif defined(__APPLE__)
2220 string Options::platformDefaultRoot() const
2223 The following code looks for the base package inside the application
2224 bundle, in the standard Contents/Resources location.
2226 CFURLRef resourcesUrl = CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
2228 // look for a 'data' subdir
2229 CFURLRef dataDir = CFURLCreateCopyAppendingPathComponent(NULL, resourcesUrl, CFSTR("data"), true);
2231 // now convert down to a path, and the a c-string
2232 CFStringRef path = CFURLCopyFileSystemPath(dataDir, kCFURLPOSIXPathStyle);
2233 string root = CFStringGetCStringPtr(path, CFStringGetSystemEncoding());
2235 CFRelease(resourcesUrl);
2242 string Options::platformDefaultRoot() const
2248 void Options::setupRoot()
2251 if (isOptionSet("fg-root")) {
2252 root = valueForOption("fg-root"); // easy!
2254 // Next check if fg-root is set as an env variable
2255 char *envp = ::getenv( "FG_ROOT" );
2256 if ( envp != NULL ) {
2259 root = platformDefaultRoot();
2263 SG_LOG(SG_INPUT, SG_INFO, "fg_root = " << root );
2264 globals->set_fg_root(root);
2267 static char required_version[] = FLIGHTGEAR_VERSION;
2268 string base_version = fgBasePackageVersion();
2269 if ( !(base_version == required_version) ) {
2270 // tell the operator how to use this application
2272 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on windows
2273 cerr << endl << "Base package check failed:" << endl \
2274 << " Version " << base_version << " found at: " \
2275 << globals->get_fg_root() << endl \
2276 << " Version " << required_version << " is required." << endl \
2277 << "Please upgrade/downgrade base package and set the path to your fgdata" << endl \
2278 << "with --fg-root=path_to_your_fgdata" << endl;
2280 cerr << "Hit a key to continue..." << endl;
2287 bool Options::shouldLoadDefaultConfig() const
2289 return p->shouldLoadDefaultConfig;
2292 } // of namespace flightgear