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 using namespace flightgear;
89 #define NEW_DEFAULT_MODEL_HZ 120
91 static flightgear::Options* shared_instance = NULL;
94 atof( const string& str )
96 return ::atof( str.c_str() );
100 atoi( const string& str )
102 return ::atoi( str.c_str() );
105 static int fgSetupProxy( const char *arg );
108 * Set a few fail-safe default property values.
110 * These should all be set in $FG_ROOT/preferences.xml, but just
111 * in case, we provide some initial sane values here. This method
112 * should be invoked *before* reading any init files.
118 // Position (deliberately out of range)
119 fgSetDouble("/position/longitude-deg", 9999.0);
120 fgSetDouble("/position/latitude-deg", 9999.0);
121 fgSetDouble("/position/altitude-ft", -9999.0);
124 fgSetDouble("/orientation/heading-deg", 9999.0);
125 fgSetDouble("/orientation/roll-deg", 0.0);
126 fgSetDouble("/orientation/pitch-deg", 0.424);
129 fgSetDouble("/velocities/uBody-fps", 0.0);
130 fgSetDouble("/velocities/vBody-fps", 0.0);
131 fgSetDouble("/velocities/wBody-fps", 0.0);
132 fgSetDouble("/velocities/speed-north-fps", 0.0);
133 fgSetDouble("/velocities/speed-east-fps", 0.0);
134 fgSetDouble("/velocities/speed-down-fps", 0.0);
135 fgSetDouble("/velocities/airspeed-kt", 0.0);
136 fgSetDouble("/velocities/mach", 0.0);
139 fgSetDouble("/sim/presets/longitude-deg", 9999.0);
140 fgSetDouble("/sim/presets/latitude-deg", 9999.0);
141 fgSetDouble("/sim/presets/altitude-ft", -9999.0);
143 fgSetDouble("/sim/presets/heading-deg", 9999.0);
144 fgSetDouble("/sim/presets/roll-deg", 0.0);
145 fgSetDouble("/sim/presets/pitch-deg", 0.424);
147 fgSetString("/sim/presets/speed-set", "knots");
148 fgSetDouble("/sim/presets/airspeed-kt", 0.0);
149 fgSetDouble("/sim/presets/mach", 0.0);
150 fgSetDouble("/sim/presets/uBody-fps", 0.0);
151 fgSetDouble("/sim/presets/vBody-fps", 0.0);
152 fgSetDouble("/sim/presets/wBody-fps", 0.0);
153 fgSetDouble("/sim/presets/speed-north-fps", 0.0);
154 fgSetDouble("/sim/presets/speed-east-fps", 0.0);
155 fgSetDouble("/sim/presets/speed-down-fps", 0.0);
157 fgSetBool("/sim/presets/onground", true);
158 fgSetBool("/sim/presets/trim", false);
161 fgSetBool("/sim/startup/game-mode", false);
162 fgSetBool("/sim/startup/splash-screen", true);
163 fgSetBool("/sim/startup/intro-music", true);
164 // we want mouse-pointer to have an undefined value if nothing is
165 // specified so we can do the right thing for voodoo-1/2 cards.
166 // fgSetString("/sim/startup/mouse-pointer", "disabled");
167 fgSetString("/sim/control-mode", "joystick");
168 fgSetBool("/controls/flight/auto-coordination", false);
169 fgSetString("/sim/logging/priority", "alert");
172 fgSetBool("/sim/hud/color/antialiased", false);
173 fgSetBool("/sim/hud/enable3d[1]", true);
174 fgSetBool("/sim/hud/visibility[1]", false);
175 fgSetBool("/sim/panel/visibility", true);
176 fgSetBool("/sim/sound/enabled", true);
177 fgSetBool("/sim/sound/working", true);
178 fgSetBool("/sim/fgcom/enabled", false);
180 // Flight Model options
181 fgSetString("/sim/flight-model", "jsb");
182 fgSetString("/sim/aero", "c172");
183 fgSetInt("/sim/model-hz", NEW_DEFAULT_MODEL_HZ);
184 fgSetDouble("/sim/speed-up", 1.0);
187 fgSetString("/sim/rendering/fog", "nicest");
188 fgSetBool("/environment/clouds/status", true);
189 fgSetBool("/sim/startup/fullscreen", false);
190 fgSetBool("/sim/rendering/shading", true);
191 fgSetBool("/sim/rendering/skyblend", true);
192 fgSetBool("/sim/rendering/textures", true);
193 fgTie( "/sim/rendering/filtering", SGGetTextureFilter, SGSetTextureFilter, false);
194 fgSetInt("/sim/rendering/filtering", 1);
195 fgSetBool("/sim/rendering/wireframe", false);
196 fgSetBool("/sim/rendering/horizon-effect", false);
197 fgSetBool("/sim/rendering/enhanced-lighting", false);
198 fgSetBool("/sim/rendering/distance-attenuation", false);
199 fgSetBool("/sim/rendering/specular-highlight", true);
200 fgSetString("/sim/rendering/materials-file", "materials.xml");
201 fgSetInt("/sim/startup/xsize", 800);
202 fgSetInt("/sim/startup/ysize", 600);
203 fgSetInt("/sim/rendering/bits-per-pixel", 16);
204 fgSetString("/sim/view-mode", "pilot");
205 fgSetDouble("/sim/current-view/heading-offset-deg", 0);
208 fgSetString("/sim/startup/units", "feet");
209 fgSetString("/sim/hud/frame-stat-type", "tris");
212 fgSetInt("/sim/startup/time-offset", 0);
213 fgSetString("/sim/startup/time-offset-type", "system-offset");
214 fgSetLong("/sim/time/cur-time-override", 0);
217 fgSetBool("/sim/freeze/master", false);
218 fgSetBool("/sim/freeze/position", false);
219 fgSetBool("/sim/freeze/clock", false);
220 fgSetBool("/sim/freeze/fuel", false);
222 fgSetString("/sim/multiplay/callsign", "callsign");
223 fgSetString("/sim/multiplay/rxhost", "");
224 fgSetString("/sim/multiplay/txhost", "");
225 fgSetInt("/sim/multiplay/rxport", 0);
226 fgSetInt("/sim/multiplay/txport", 0);
228 fgSetString("/sim/version/flightgear", FLIGHTGEAR_VERSION);
229 fgSetString("/sim/version/simgear", SG_STRINGIZE(SIMGEAR_VERSION));
230 fgSetString("/sim/version/openscenegraph", osgGetVersion());
231 fgSetString("/sim/version/revision", REVISION);
232 fgSetInt("/sim/version/build-number", HUDSON_BUILD_NUMBER);
233 fgSetString("/sim/version/build-id", HUDSON_BUILD_ID);
234 #ifdef FG_HAVE_HLA // -DENABLE_RTI=ON
235 fgSetBool("/sim/version/hla-support", true);
236 #else // -DENABLE_RTI=OFF
237 fgSetBool("/sim/version/hla-support", false);
240 char* envp = ::getenv( "http_proxy" );
242 fgSetupProxy( envp );
246 parse_wind (const string &wind, double * min_hdg, double * max_hdg,
247 double * speed, double * gust)
249 string::size_type pos = wind.find('@');
250 if (pos == string::npos)
252 string dir = wind.substr(0, pos);
253 string spd = wind.substr(pos+1);
255 if (pos == string::npos) {
256 *min_hdg = *max_hdg = atof(dir.c_str());
258 *min_hdg = atof(dir.substr(0,pos).c_str());
259 *max_hdg = atof(dir.substr(pos+1).c_str());
262 if (pos == string::npos) {
263 *speed = *gust = atof(spd.c_str());
265 *speed = atof(spd.substr(0,pos).c_str());
266 *gust = atof(spd.substr(pos+1).c_str());
272 parseIntValue(char** ppParserPos, int* pValue,int min, int max, const char* field, const char* argument)
274 if ( !strlen(*ppParserPos) )
280 while ( isdigit((*ppParserPos)[0]) && (i<255) )
282 num[i] = (*ppParserPos)[0];
288 switch ((*ppParserPos)[0])
296 SG_LOG(SG_GENERAL, SG_ALERT, "Illegal character in time string for " << field << ": '" <<
297 (*ppParserPos)[0] << "'.");
298 // invalid field - skip rest of string to avoid further errors
299 while ((*ppParserPos)[0])
307 int value = atoi(num);
308 if ((value < min)||(value > max))
310 SG_LOG(SG_GENERAL, SG_ALERT, "Invalid " << field << " in '" << argument <<
311 "'. Valid range is " << min << "-" << max << ".");
321 // parse a time string ([+/-]%f[:%f[:%f]]) into hours
323 parse_time(const string& time_in) {
324 char *time_str, num[256];
325 double hours, minutes, seconds;
330 time_str = (char *)time_in.c_str();
332 // printf("parse_time(): %s\n", time_str);
335 if ( strlen(time_str) ) {
336 if ( time_str[0] == '+' ) {
339 } else if ( time_str[0] == '-' ) {
344 // printf("sign = %d\n", sign);
347 if ( strlen(time_str) ) {
349 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
350 num[i] = time_str[0];
354 if ( time_str[0] == ':' ) {
359 // printf("hours = %.2lf\n", hours);
365 if ( strlen(time_str) ) {
367 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
368 num[i] = time_str[0];
372 if ( time_str[0] == ':' ) {
377 // printf("minutes = %.2lf\n", minutes);
379 result += minutes / 60.0;
383 if ( strlen(time_str) ) {
385 while ( (time_str[0] != ':') && (time_str[0] != '\0') ) {
386 num[i] = time_str[0];
392 // printf("seconds = %.2lf\n", seconds);
394 result += seconds / 3600.0;
397 SG_LOG( SG_GENERAL, SG_INFO, " parse_time() = " << sign * result );
399 return(sign * result);
402 // parse a date string (yyyy:mm:dd:hh:mm:ss) into a time_t (seconds)
404 parse_date( const string& date, const char* timeType)
406 struct tm gmt,*pCurrentTime;
407 int year,month,day,hour,minute,second;
408 char *argument, *date_str;
411 CurrentTime.update(SGGeod(),0,0);
413 // FIXME This should obtain system/aircraft/GMT time depending on timeType
414 pCurrentTime = CurrentTime.getGmt();
416 // initialize all fields with current time
417 year = pCurrentTime->tm_year + 1900;
418 month = pCurrentTime->tm_mon + 1;
419 day = pCurrentTime->tm_mday;
420 hour = pCurrentTime->tm_hour;
421 minute = pCurrentTime->tm_min;
422 second = pCurrentTime->tm_sec;
424 argument = (char *)date.c_str();
427 // start with parsing year
428 if (!strlen(date_str) ||
429 !parseIntValue(&date_str,&year,0,9999,"year",argument))
436 SG_LOG(SG_GENERAL, SG_ALERT, "Invalid year '" << year << "'. Use 1970 or later.");
440 parseIntValue(&date_str, &month, 1, 12, "month", argument);
441 parseIntValue(&date_str, &day, 1, 31, "day", argument);
442 parseIntValue(&date_str, &hour, 0, 23, "hour", argument);
443 parseIntValue(&date_str, &minute, 0, 59, "minute", argument);
444 parseIntValue(&date_str, &second, 0, 59, "second", argument);
450 gmt.tm_mon = month - 1;
451 gmt.tm_year = year -1900;
452 gmt.tm_isdst = 0; // ignore daylight savings time for the moment
454 time_t theTime = sgTimeGetGMT( gmt.tm_year, gmt.tm_mon, gmt.tm_mday,
455 gmt.tm_hour, gmt.tm_min, gmt.tm_sec );
457 SG_LOG(SG_GENERAL, SG_INFO, "Configuring startup time to " << ctime(&theTime));
463 // parse angle in the form of [+/-]ddd:mm:ss into degrees
465 parse_degree( const string& degree_str) {
466 double result = parse_time( degree_str );
468 // printf("Degree = %.4f\n", result);
474 // parse time offset string into seconds
476 parse_time_offset( const string& time_str) {
479 // printf("time offset = %s\n", time_str);
482 result = (int)rint(parse_time(time_str) * 3600.0);
484 result = (int)(parse_time(time_str) * 3600.0);
487 // printf("parse_time_offset(): %d\n", result);
493 // Parse --fov=x.xx type option
495 parse_fov( const string& arg ) {
496 double fov = atof(arg);
498 if ( fov < FG_FOV_MIN ) { fov = FG_FOV_MIN; }
499 if ( fov > FG_FOV_MAX ) { fov = FG_FOV_MAX; }
501 fgSetDouble("/sim/view[0]/config/default-field-of-view-deg", fov);
503 // printf("parse_fov(): result = %.4f\n", fov);
509 // Parse I/O channel option
511 // Format is "--protocol=medium,direction,hz,medium_options,..."
513 // protocol = { native, nmea, garmin, AV400, AV400Sim, fgfs, rul, pve, etc. }
514 // medium = { serial, socket, file, etc. }
515 // direction = { in, out, bi }
516 // hz = number of times to process channel per second (floating
517 // point values are ok.
519 // Serial example "--nmea=serial,dir,hz,device,baud" where
521 // device = OS device name of serial line to be open()'ed
522 // baud = {300, 1200, 2400, ..., 230400}
524 // Socket exacmple "--native=socket,dir,hz,machine,port,style" where
526 // machine = machine name or ip address if client (leave empty if server)
527 // port = port, leave empty to let system choose
528 // style = tcp or udp
530 // File example "--garmin=file,dir,hz,filename" where
532 // filename = file system file name
535 add_channel( const string& type, const string& channel_str ) {
536 // This check is neccessary to prevent fgviewer from segfaulting when given
537 // weird options. (It doesn't run the full initailization)
538 if(!globals->get_channel_options_list())
540 SG_LOG(SG_GENERAL, SG_ALERT, "Option " << type << "=" << channel_str
544 SG_LOG(SG_GENERAL, SG_INFO, "Channel string = " << channel_str );
545 globals->get_channel_options_list()->push_back( type + "," + channel_str );
552 fgSetString("/sim/presets/airport-id", "");
553 fgSetString("/sim/presets/vor-id", "");
554 fgSetString("/sim/presets/ndb-id", "");
555 fgSetString("/sim/presets/carrier", "");
556 fgSetString("/sim/presets/parkpos", "");
557 fgSetString("/sim/presets/fix", "");
561 fgOptVOR( const char * arg )
564 fgSetString("/sim/presets/vor-id", arg);
565 return FG_OPTIONS_OK;
569 fgOptNDB( const char * arg )
572 fgSetString("/sim/presets/ndb-id", arg);
573 return FG_OPTIONS_OK;
577 fgOptCarrier( const char * arg )
580 fgSetString("/sim/presets/carrier", arg);
581 return FG_OPTIONS_OK;
585 fgOptParkpos( const char * arg )
587 fgSetString("/sim/presets/parkpos", arg);
588 return FG_OPTIONS_OK;
592 fgOptFIX( const char * arg )
595 fgSetString("/sim/presets/fix", arg);
596 return FG_OPTIONS_OK;
600 fgOptLon( const char *arg )
603 fgSetDouble("/sim/presets/longitude-deg", parse_degree( arg ));
604 fgSetDouble("/position/longitude-deg", parse_degree( arg ));
605 return FG_OPTIONS_OK;
609 fgOptLat( const char *arg )
612 fgSetDouble("/sim/presets/latitude-deg", parse_degree( arg ));
613 fgSetDouble("/position/latitude-deg", parse_degree( arg ));
614 return FG_OPTIONS_OK;
618 fgOptAltitude( const char *arg )
620 fgSetBool("/sim/presets/onground", false);
621 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
622 fgSetDouble("/sim/presets/altitude-ft", atof( arg ));
624 fgSetDouble("/sim/presets/altitude-ft",
625 atof( arg ) * SG_METER_TO_FEET);
626 return FG_OPTIONS_OK;
630 fgOptUBody( const char *arg )
632 fgSetString("/sim/presets/speed-set", "UVW");
633 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
634 fgSetDouble("/sim/presets/uBody-fps", atof( arg ));
636 fgSetDouble("/sim/presets/uBody-fps",
637 atof( arg ) * SG_METER_TO_FEET);
638 return FG_OPTIONS_OK;
642 fgOptVBody( const char *arg )
644 fgSetString("/sim/presets/speed-set", "UVW");
645 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
646 fgSetDouble("/sim/presets/vBody-fps", atof( arg ));
648 fgSetDouble("/sim/presets/vBody-fps",
649 atof( arg ) * SG_METER_TO_FEET);
650 return FG_OPTIONS_OK;
654 fgOptWBody( const char *arg )
656 fgSetString("/sim/presets/speed-set", "UVW");
657 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
658 fgSetDouble("/sim/presets/wBody-fps", atof(arg));
660 fgSetDouble("/sim/presets/wBody-fps",
661 atof(arg) * SG_METER_TO_FEET);
662 return FG_OPTIONS_OK;
666 fgOptVNorth( const char *arg )
668 fgSetString("/sim/presets/speed-set", "NED");
669 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
670 fgSetDouble("/sim/presets/speed-north-fps", atof( arg ));
672 fgSetDouble("/sim/presets/speed-north-fps",
673 atof( arg ) * SG_METER_TO_FEET);
674 return FG_OPTIONS_OK;
678 fgOptVEast( const char *arg )
680 fgSetString("/sim/presets/speed-set", "NED");
681 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
682 fgSetDouble("/sim/presets/speed-east-fps", atof(arg));
684 fgSetDouble("/sim/presets/speed-east-fps",
685 atof(arg) * SG_METER_TO_FEET);
686 return FG_OPTIONS_OK;
690 fgOptVDown( const char *arg )
692 fgSetString("/sim/presets/speed-set", "NED");
693 if ( !strcmp(fgGetString("/sim/startup/units"), "feet") )
694 fgSetDouble("/sim/presets/speed-down-fps", atof(arg));
696 fgSetDouble("/sim/presets/speed-down-fps",
697 atof(arg) * SG_METER_TO_FEET);
698 return FG_OPTIONS_OK;
702 fgOptVc( const char *arg )
704 // fgSetString("/sim/presets/speed-set", "knots");
705 // fgSetDouble("/velocities/airspeed-kt", atof(arg.substr(5)));
706 fgSetString("/sim/presets/speed-set", "knots");
707 fgSetDouble("/sim/presets/airspeed-kt", atof(arg));
708 return FG_OPTIONS_OK;
712 fgOptMach( const char *arg )
714 fgSetString("/sim/presets/speed-set", "mach");
715 fgSetDouble("/sim/presets/mach", atof(arg));
716 return FG_OPTIONS_OK;
720 fgOptRoc( const char *arg )
722 fgSetDouble("/sim/presets/vertical-speed-fps", atof(arg)/60);
723 return FG_OPTIONS_OK;
727 fgOptFgScenery( const char *arg )
729 globals->append_fg_scenery(arg);
730 return FG_OPTIONS_OK;
734 fgOptFov( const char *arg )
737 return FG_OPTIONS_OK;
741 fgOptGeometry( const char *arg )
743 bool geometry_ok = true;
744 int xsize = 0, ysize = 0;
745 string geometry = arg;
746 string::size_type i = geometry.find('x');
748 if (i != string::npos) {
749 xsize = atoi(geometry.substr(0, i));
750 ysize = atoi(geometry.substr(i+1));
755 if ( xsize <= 0 || ysize <= 0 ) {
761 if ( !geometry_ok ) {
762 SG_LOG( SG_GENERAL, SG_ALERT, "Unknown geometry: " << geometry );
763 SG_LOG( SG_GENERAL, SG_ALERT,
764 "Setting geometry to " << xsize << 'x' << ysize << '\n');
766 SG_LOG( SG_GENERAL, SG_INFO,
767 "Setting geometry to " << xsize << 'x' << ysize << '\n');
768 fgSetInt("/sim/startup/xsize", xsize);
769 fgSetInt("/sim/startup/ysize", ysize);
771 return FG_OPTIONS_OK;
775 fgOptBpp( const char *arg )
777 string bits_per_pix = arg;
778 if ( bits_per_pix == "16" ) {
779 fgSetInt("/sim/rendering/bits-per-pixel", 16);
780 } else if ( bits_per_pix == "24" ) {
781 fgSetInt("/sim/rendering/bits-per-pixel", 24);
782 } else if ( bits_per_pix == "32" ) {
783 fgSetInt("/sim/rendering/bits-per-pixel", 32);
785 SG_LOG(SG_GENERAL, SG_ALERT, "Unsupported bpp " << bits_per_pix);
787 return FG_OPTIONS_OK;
791 fgOptTimeOffset( const char *arg )
793 fgSetLong("/sim/startup/time-offset",
794 parse_time_offset( arg ));
795 fgSetString("/sim/startup/time-offset-type", "system-offset");
796 return FG_OPTIONS_OK;
800 fgOptStartDateSys( const char *arg )
802 long int theTime = parse_date( arg, "system" );
805 fgSetLong("/sim/startup/time-offset", theTime);
806 fgSetString("/sim/startup/time-offset-type", "system");
808 return FG_OPTIONS_OK;
812 fgOptStartDateLat( const char *arg )
814 long int theTime = parse_date( arg, "latitude" );
817 fgSetLong("/sim/startup/time-offset", theTime);
818 fgSetString("/sim/startup/time-offset-type", "latitude");
820 return FG_OPTIONS_OK;
824 fgOptStartDateGmt( const char *arg )
826 long int theTime = parse_date( arg, "gmt" );
829 fgSetLong("/sim/startup/time-offset", theTime);
830 fgSetString("/sim/startup/time-offset-type", "gmt");
832 return FG_OPTIONS_OK;
836 fgSetupProxy( const char *arg )
838 string options = simgear::strutils::strip( arg );
839 string host, port, auth;
840 string::size_type pos;
842 // this is NURLP - NURLP is not an url parser
843 if( simgear::strutils::starts_with( options, "http://" ) )
844 options = options.substr( 7 );
845 if( simgear::strutils::ends_with( options, "/" ) )
846 options = options.substr( 0, options.length() - 1 );
848 host = port = auth = "";
849 if ((pos = options.find("@")) != string::npos)
850 auth = options.substr(0, pos++);
854 host = options.substr(pos, options.size());
855 if ((pos = host.find(":")) != string::npos) {
856 port = host.substr(++pos, host.size());
857 host.erase(--pos, host.size());
860 fgSetString("/sim/presets/proxy/host", host.c_str());
861 fgSetString("/sim/presets/proxy/port", port.c_str());
862 fgSetString("/sim/presets/proxy/authentication", auth.c_str());
864 return FG_OPTIONS_OK;
868 fgOptTraceRead( const char *arg )
871 SG_LOG(SG_GENERAL, SG_INFO, "Tracing reads for property " << name);
872 fgGetNode(name.c_str(), true)
873 ->setAttribute(SGPropertyNode::TRACE_READ, true);
874 return FG_OPTIONS_OK;
878 fgOptLogLevel( const char *arg )
880 fgSetString("/sim/logging/priority", arg);
881 setLoggingPriority(arg);
883 return FG_OPTIONS_OK;
887 fgOptLogClasses( const char *arg )
889 fgSetString("/sim/logging/classes", arg);
890 setLoggingClasses (arg);
892 return FG_OPTIONS_OK;
896 fgOptTraceWrite( const char *arg )
899 SG_LOG(SG_GENERAL, SG_INFO, "Tracing writes for property " << name);
900 fgGetNode(name.c_str(), true)
901 ->setAttribute(SGPropertyNode::TRACE_WRITE, true);
902 return FG_OPTIONS_OK;
906 fgOptViewOffset( const char *arg )
908 // $$$ begin - added VS Renganathan, 14 Oct 2K
909 // for multi-window outside window imagery
910 string woffset = arg;
911 double default_view_offset = 0.0;
912 if ( woffset == "LEFT" ) {
913 default_view_offset = SGD_PI * 0.25;
914 } else if ( woffset == "RIGHT" ) {
915 default_view_offset = SGD_PI * 1.75;
916 } else if ( woffset == "CENTER" ) {
917 default_view_offset = 0.00;
919 default_view_offset = atof( woffset.c_str() ) * SGD_DEGREES_TO_RADIANS;
921 /* apparently not used (CLO, 11 Jun 2002)
922 FGViewer *pilot_view =
923 (FGViewer *)globals->get_viewmgr()->get_view( 0 ); */
924 // this will work without calls to the viewer...
925 fgSetDouble( "/sim/current-view/heading-offset-deg",
926 default_view_offset * SGD_RADIANS_TO_DEGREES );
927 // $$$ end - added VS Renganathan, 14 Oct 2K
928 return FG_OPTIONS_OK;
932 fgOptVisibilityMeters( const char *arg )
934 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) );
935 return FG_OPTIONS_OK;
939 fgOptVisibilityMiles( const char *arg )
941 Environment::Presets::VisibilitySingleton::instance()->preset( atof( arg ) * 5280.0 * SG_FEET_TO_METER );
942 return FG_OPTIONS_OK;
946 fgOptRandomWind( const char *arg )
948 double min_hdg = sg_random() * 360.0;
949 double max_hdg = min_hdg + (20 - sqrt(sg_random() * 400));
950 double speed = sg_random() * sg_random() * 40;
951 double gust = speed + (10 - sqrt(sg_random() * 100));
952 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
953 return FG_OPTIONS_OK;
957 fgOptWind( const char *arg )
959 double min_hdg = 0.0, max_hdg = 0.0, speed = 0.0, gust = 0.0;
960 if (!parse_wind( arg, &min_hdg, &max_hdg, &speed, &gust)) {
961 SG_LOG( SG_GENERAL, SG_ALERT, "bad wind value " << arg );
962 return FG_OPTIONS_ERROR;
964 Environment::Presets::WindSingleton::instance()->preset(min_hdg, max_hdg, speed, gust);
965 return FG_OPTIONS_OK;
969 fgOptTurbulence( const char *arg )
971 Environment::Presets::TurbulenceSingleton::instance()->preset( atof(arg) );
972 return FG_OPTIONS_OK;
976 fgOptCeiling( const char *arg )
978 double elevation, thickness;
980 string::size_type pos = spec.find(':');
981 if (pos == string::npos) {
982 elevation = atof(spec.c_str());
985 elevation = atof(spec.substr(0, pos).c_str());
986 thickness = atof(spec.substr(pos + 1).c_str());
988 Environment::Presets::CeilingSingleton::instance()->preset( elevation, thickness );
989 return FG_OPTIONS_OK;
993 fgOptWp( const char *arg )
995 string_list *waypoints = globals->get_initial_waypoints();
997 waypoints = new string_list;
998 globals->set_initial_waypoints(waypoints);
1000 waypoints->push_back(arg);
1001 return FG_OPTIONS_OK;
1005 fgOptConfig( const char *arg )
1009 readProperties(file, globals->get_props());
1010 } catch (const sg_exception &e) {
1011 string message = "Error loading config file: ";
1012 message += e.getFormattedMessage() + e.getOrigin();
1013 SG_LOG(SG_INPUT, SG_ALERT, message);
1014 return FG_OPTIONS_ERROR;
1016 return FG_OPTIONS_OK;
1020 parse_colon (const string &s, double * val1, double * val2)
1022 string::size_type pos = s.find(':');
1023 if (pos == string::npos) {
1027 *val1 = atof(s.substr(0, pos).c_str());
1028 *val2 = atof(s.substr(pos+1).c_str());
1035 fgOptFailure( const char * arg )
1039 fgSetBool("/systems/pitot/serviceable", false);
1040 } else if (a == "static") {
1041 fgSetBool("/systems/static/serviceable", false);
1042 } else if (a == "vacuum") {
1043 fgSetBool("/systems/vacuum/serviceable", false);
1044 } else if (a == "electrical") {
1045 fgSetBool("/systems/electrical/serviceable", false);
1047 SG_LOG(SG_INPUT, SG_ALERT, "Unknown failure mode: " << a);
1048 return FG_OPTIONS_ERROR;
1051 return FG_OPTIONS_OK;
1056 fgOptNAV1( const char * arg )
1058 double radial, freq;
1059 if (parse_colon(arg, &radial, &freq))
1060 fgSetDouble("/instrumentation/nav[0]/radials/selected-deg", radial);
1061 fgSetDouble("/instrumentation/nav[0]/frequencies/selected-mhz", freq);
1062 return FG_OPTIONS_OK;
1066 fgOptNAV2( const char * arg )
1068 double radial, freq;
1069 if (parse_colon(arg, &radial, &freq))
1070 fgSetDouble("/instrumentation/nav[1]/radials/selected-deg", radial);
1071 fgSetDouble("/instrumentation/nav[1]/frequencies/selected-mhz", freq);
1072 return FG_OPTIONS_OK;
1076 fgOptADF1( const char * arg )
1079 if (parse_colon(arg, &rot, &freq))
1080 fgSetDouble("/instrumentation/adf[0]/rotation-deg", rot);
1081 fgSetDouble("/instrumentation/adf[0]/frequencies/selected-khz", freq);
1082 return FG_OPTIONS_OK;
1086 fgOptADF2( const char * arg )
1089 if (parse_colon(arg, &rot, &freq))
1090 fgSetDouble("/instrumentation/adf[1]/rotation-deg", rot);
1091 fgSetDouble("/instrumentation/adf[1]/frequencies/selected-khz", freq);
1092 return FG_OPTIONS_OK;
1096 fgOptDME( const char *arg )
1099 if (opt == "nav1") {
1100 fgSetInt("/instrumentation/dme/switch-position", 1);
1101 fgSetString("/instrumentation/dme/frequencies/source",
1102 "/instrumentation/nav[0]/frequencies/selected-mhz");
1103 } else if (opt == "nav2") {
1104 fgSetInt("/instrumentation/dme/switch-position", 3);
1105 fgSetString("/instrumentation/dme/frequencies/source",
1106 "/instrumentation/nav[1]/frequencies/selected-mhz");
1108 double frequency = atof(arg);
1111 SG_LOG(SG_INPUT, SG_ALERT, "Invalid DME frequency: '" << arg << "'.");
1112 return FG_OPTIONS_ERROR;
1114 fgSetInt("/instrumentation/dme/switch-position", 2);
1115 fgSetString("/instrumentation/dme/frequencies/source",
1116 "/instrumentation/dme/frequencies/selected-mhz");
1117 fgSetDouble("/instrumentation/dme/frequencies/selected-mhz", frequency);
1119 return FG_OPTIONS_OK;
1123 fgOptLivery( const char *arg )
1126 string livery_path = "livery/" + opt;
1127 fgSetString("/sim/model/texture-path", livery_path.c_str() );
1128 return FG_OPTIONS_OK;
1132 fgOptScenario( const char *arg )
1134 SGPropertyNode_ptr ai_node = fgGetNode( "/sim/ai", true );
1135 vector<SGPropertyNode_ptr> scenarii = ai_node->getChildren( "scenario" );
1137 for ( size_t i = 0; i < scenarii.size(); ++i ) {
1138 int ind = scenarii[i]->getIndex();
1139 if ( index < ind ) {
1143 SGPropertyNode_ptr scenario = ai_node->getNode( "scenario", index + 1, true );
1144 scenario->setStringValue( arg );
1145 return FG_OPTIONS_OK;
1149 fgOptRunway( const char *arg )
1151 fgSetString("/sim/presets/runway", arg );
1152 fgSetBool("/sim/presets/runway-requested", true );
1153 return FG_OPTIONS_OK;
1157 fgOptParking( const char *arg )
1159 cerr << "Processing argument " << arg << endl;
1160 fgSetString("/sim/presets/parking", arg );
1161 fgSetBool ("/sim/presets/parking-requested", true );
1162 return FG_OPTIONS_OK;
1166 fgOptVersion( const char *arg )
1168 cerr << "FlightGear version: " << FLIGHTGEAR_VERSION << endl;
1169 cerr << "Revision: " << REVISION << endl;
1170 cerr << "Build-Id: " << HUDSON_BUILD_ID << endl;
1171 cerr << "FG_ROOT=" << globals->get_fg_root() << endl;
1172 cerr << "FG_HOME=" << globals->get_fg_home() << endl;
1173 cerr << "FG_SCENERY=";
1176 string_list scn = globals->get_fg_scenery();
1177 for (string_list::const_iterator it = scn.begin(); it != scn.end(); it++)
1179 if (didsome) cerr << ":";
1184 cerr << "SimGear version: " << SG_STRINGIZE(SIMGEAR_VERSION) << endl;
1185 cerr << "PLIB version: " << PLIB_VERSION << endl;
1186 return FG_OPTIONS_EXIT;
1190 fgOptCallSign(const char * arg)
1194 strncpy(callsign,arg,10);
1196 for (i=0;callsign[i];i++)
1198 char c = callsign[i];
1199 if (c >= 'A' && c <= 'Z') continue;
1200 if (c >= 'a' && c <= 'z') continue;
1201 if (c >= '0' && c <= '9') continue;
1202 if (c == '-' || c == '_') continue;
1203 // convert any other illegal characters
1206 fgSetString("sim/multiplay/callsign", callsign );
1207 return FG_OPTIONS_OK;
1211 // Set a property for the --prop: option. Syntax: --prop:[<type>:]<name>=<value>
1212 // <type> can be "double" etc. but also only the first letter "d".
1213 // Examples: --prop:alpha=1 --prop:bool:beta=true --prop:d:gamma=0.123
1215 fgOptSetProperty(const char* raw)
1218 string::size_type pos = arg.find('=');
1219 if (pos == arg.npos || pos == 0 || pos + 1 == arg.size())
1220 return FG_OPTIONS_ERROR;
1222 string name = arg.substr(0, pos);
1223 string value = arg.substr(pos + 1);
1225 pos = name.find(':');
1227 if (pos != name.npos && pos != 0 && pos + 1 != name.size()) {
1228 type = name.substr(0, pos);
1229 name = name.substr(pos + 1);
1231 SGPropertyNode *n = fgGetNode(name.c_str(), true);
1233 bool writable = n->getAttribute(SGPropertyNode::WRITE);
1235 n->setAttribute(SGPropertyNode::WRITE, true);
1239 ret = n->setUnspecifiedValue(value.c_str());
1240 else if (type == "s" || type == "string")
1241 ret = n->setStringValue(value.c_str());
1242 else if (type == "d" || type == "double")
1243 ret = n->setDoubleValue(strtod(value.c_str(), 0));
1244 else if (type == "f" || type == "float")
1245 ret = n->setFloatValue(atof(value.c_str()));
1246 else if (type == "l" || type == "long")
1247 ret = n->setLongValue(strtol(value.c_str(), 0, 0));
1248 else if (type == "i" || type == "int")
1249 ret = n->setIntValue(atoi(value.c_str()));
1250 else if (type == "b" || type == "bool")
1251 ret = n->setBoolValue(value == "true" || atoi(value.c_str()) != 0);
1254 n->setAttribute(SGPropertyNode::WRITE, false);
1255 return ret ? FG_OPTIONS_OK : FG_OPTIONS_ERROR;
1261 option has_param type property b_param s_param func
1264 option : name of the option
1265 has_param : option is --name=value if true or --name if false
1266 type : OPTION_BOOL - property is a boolean
1267 OPTION_STRING - property is a string
1268 OPTION_DOUBLE - property is a double
1269 OPTION_INT - property is an integer
1270 OPTION_CHANNEL - name of option is the name of a channel
1271 OPTION_FUNC - the option trigger a function
1272 b_param : if type==OPTION_BOOL,
1273 value set to the property (has_param is false for boolean)
1274 s_param : if type==OPTION_STRING,
1275 value set to the property if has_param is false
1276 func : function called if type==OPTION_FUNC. if has_param is true,
1277 the value is passed to the function as a string, otherwise,
1280 For OPTION_DOUBLE and OPTION_INT, the parameter value is converted into a
1281 double or an integer and set to the property.
1283 For OPTION_CHANNEL, add_channel is called with the parameter value as the
1287 enum OptionType { OPTION_BOOL = 0, OPTION_STRING, OPTION_DOUBLE, OPTION_INT, OPTION_CHANNEL, OPTION_FUNC, OPTION_IGNORE };
1288 const int OPTION_MULTI = 1 << 17;
1294 const char *property;
1296 const char *s_param;
1297 int (*func)( const char * );
1298 } fgOptionArray[] = {
1300 {"language", true, OPTION_IGNORE, "", false, "", 0 },
1301 {"disable-rembrandt", false, OPTION_BOOL, "/sim/rendering/rembrandt/enabled", false, "", 0 },
1302 {"enable-rembrandt", false, OPTION_BOOL, "/sim/rendering/rembrandt/enabled", true, "", 0 },
1303 {"renderer", true, OPTION_STRING, "/sim/rendering/rembrandt/renderer", false, "", 0 },
1304 {"disable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", false, "", 0 },
1305 {"enable-game-mode", false, OPTION_BOOL, "/sim/startup/game-mode", true, "", 0 },
1306 {"disable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", false, "", 0 },
1307 {"enable-splash-screen", false, OPTION_BOOL, "/sim/startup/splash-screen", true, "", 0 },
1308 {"disable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", false, "", 0 },
1309 {"enable-intro-music", false, OPTION_BOOL, "/sim/startup/intro-music", true, "", 0 },
1310 {"disable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "disabled", 0 },
1311 {"enable-mouse-pointer", false, OPTION_STRING, "/sim/startup/mouse-pointer", false, "enabled", 0 },
1312 {"disable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", false, "", 0 },
1313 {"enable-random-objects", false, OPTION_BOOL, "/sim/rendering/random-objects", true, "", 0 },
1314 {"disable-random-vegetation", false, OPTION_BOOL, "/sim/rendering/random-vegetation", false, "", 0 },
1315 {"enable-random-vegetation", false, OPTION_BOOL, "/sim/rendering/random-vegetation", true, "", 0 },
1316 {"disable-random-buildings", false, OPTION_BOOL, "/sim/rendering/random-buildings", false, "", 0 },
1317 {"enable-random-buildings", false, OPTION_BOOL, "/sim/rendering/random-buildings", true, "", 0 },
1318 {"disable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", false, "", 0 },
1319 {"enable-real-weather-fetch", false, OPTION_BOOL, "/environment/realwx/enabled", true, "", 0 },
1320 {"metar", true, OPTION_STRING, "/environment/metar/data", false, "", 0 },
1321 {"disable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", false, "", 0 },
1322 {"enable-ai-models", false, OPTION_BOOL, "/sim/ai/enabled", true, "", 0 },
1323 {"disable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", false, "", 0 },
1324 {"enable-ai-traffic", false, OPTION_BOOL, "/sim/traffic-manager/enabled", true, "", 0 },
1325 {"disable-freeze", false, OPTION_BOOL, "/sim/freeze/master", false, "", 0 },
1326 {"enable-freeze", false, OPTION_BOOL, "/sim/freeze/master", true, "", 0 },
1327 {"disable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", false, "", 0 },
1328 {"enable-fuel-freeze", false, OPTION_BOOL, "/sim/freeze/fuel", true, "", 0 },
1329 {"disable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", false, "", 0 },
1330 {"enable-clock-freeze", false, OPTION_BOOL, "/sim/freeze/clock", true, "", 0 },
1331 {"disable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", false, "", 0 },
1332 {"enable-hud-3d", false, OPTION_BOOL, "/sim/hud/enable3d[1]", true, "", 0 },
1333 {"disable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", false, "", 0 },
1334 {"enable-anti-alias-hud", false, OPTION_BOOL, "/sim/hud/color/antialiased", true, "", 0 },
1335 {"control", true, OPTION_STRING, "/sim/control-mode", false, "", 0 },
1336 {"disable-auto-coordination", false, OPTION_BOOL, "/controls/flight/auto-coordination", false, "", 0 },
1337 {"enable-auto-coordination", false, OPTION_BOOL, "/controls/flight/auto-coordination", true, "", 0 },
1338 {"browser-app", true, OPTION_STRING, "/sim/startup/browser-app", false, "", 0 },
1339 {"disable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", false, "", 0 },
1340 {"enable-hud", false, OPTION_BOOL, "/sim/hud/visibility[1]", true, "", 0 },
1341 {"disable-panel", false, OPTION_BOOL, "/sim/panel/visibility", false, "", 0 },
1342 {"enable-panel", false, OPTION_BOOL, "/sim/panel/visibility", true, "", 0 },
1343 {"disable-sound", false, OPTION_BOOL, "/sim/sound/working", false, "", 0 },
1344 {"enable-sound", false, OPTION_BOOL, "/sim/sound/working", true, "", 0 },
1345 {"sound-device", true, OPTION_STRING, "/sim/sound/device-name", false, "", 0 },
1346 {"airport", true, OPTION_STRING, "/sim/presets/airport-id", false, "", 0 },
1347 {"runway", true, OPTION_FUNC, "", false, "", fgOptRunway },
1348 {"vor", true, OPTION_FUNC, "", false, "", fgOptVOR },
1349 {"vor-frequency", true, OPTION_DOUBLE, "/sim/presets/vor-freq", false, "", fgOptVOR },
1350 {"ndb", true, OPTION_FUNC, "", false, "", fgOptNDB },
1351 {"ndb-frequency", true, OPTION_DOUBLE, "/sim/presets/ndb-freq", false, "", fgOptVOR },
1352 {"carrier", true, OPTION_FUNC, "", false, "", fgOptCarrier },
1353 {"parkpos", true, OPTION_FUNC, "", false, "", fgOptParkpos },
1354 {"fix", true, OPTION_FUNC, "", false, "", fgOptFIX },
1355 {"offset-distance", true, OPTION_DOUBLE, "/sim/presets/offset-distance-nm", false, "", 0 },
1356 {"offset-azimuth", true, OPTION_DOUBLE, "/sim/presets/offset-azimuth-deg", false, "", 0 },
1357 {"lon", true, OPTION_FUNC, "", false, "", fgOptLon },
1358 {"lat", true, OPTION_FUNC, "", false, "", fgOptLat },
1359 {"altitude", true, OPTION_FUNC, "", false, "", fgOptAltitude },
1360 {"uBody", true, OPTION_FUNC, "", false, "", fgOptUBody },
1361 {"vBody", true, OPTION_FUNC, "", false, "", fgOptVBody },
1362 {"wBody", true, OPTION_FUNC, "", false, "", fgOptWBody },
1363 {"vNorth", true, OPTION_FUNC, "", false, "", fgOptVNorth },
1364 {"vEast", true, OPTION_FUNC, "", false, "", fgOptVEast },
1365 {"vDown", true, OPTION_FUNC, "", false, "", fgOptVDown },
1366 {"vc", true, OPTION_FUNC, "", false, "", fgOptVc },
1367 {"mach", true, OPTION_FUNC, "", false, "", fgOptMach },
1368 {"heading", true, OPTION_DOUBLE, "/sim/presets/heading-deg", false, "", 0 },
1369 {"roll", true, OPTION_DOUBLE, "/sim/presets/roll-deg", false, "", 0 },
1370 {"pitch", true, OPTION_DOUBLE, "/sim/presets/pitch-deg", false, "", 0 },
1371 {"glideslope", true, OPTION_DOUBLE, "/sim/presets/glideslope-deg", false, "", 0 },
1372 {"roc", true, OPTION_FUNC, "", false, "", fgOptRoc },
1373 {"fg-root", true, OPTION_IGNORE, "", false, "", 0 },
1374 {"fg-scenery", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptFgScenery },
1375 {"fg-aircraft", true, OPTION_IGNORE | OPTION_MULTI, "", false, "", 0 },
1376 {"fdm", true, OPTION_STRING, "/sim/flight-model", false, "", 0 },
1377 {"aero", true, OPTION_STRING, "/sim/aero", false, "", 0 },
1378 {"aircraft-dir", true, OPTION_IGNORE, "", false, "", 0 },
1379 {"model-hz", true, OPTION_INT, "/sim/model-hz", false, "", 0 },
1380 {"max-fps", true, OPTION_DOUBLE, "/sim/frame-rate-throttle-hz", false, "", 0 },
1381 {"speed", true, OPTION_DOUBLE, "/sim/speed-up", false, "", 0 },
1382 {"trim", false, OPTION_BOOL, "/sim/presets/trim", true, "", 0 },
1383 {"notrim", false, OPTION_BOOL, "/sim/presets/trim", false, "", 0 },
1384 {"on-ground", false, OPTION_BOOL, "/sim/presets/onground", true, "", 0 },
1385 {"in-air", false, OPTION_BOOL, "/sim/presets/onground", false, "", 0 },
1386 {"fog-disable", false, OPTION_STRING, "/sim/rendering/fog", false, "disabled", 0 },
1387 {"fog-fastest", false, OPTION_STRING, "/sim/rendering/fog", false, "fastest", 0 },
1388 {"fog-nicest", false, OPTION_STRING, "/sim/rendering/fog", false, "nicest", 0 },
1389 {"disable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", false, "", 0 },
1390 {"enable-horizon-effect", false, OPTION_BOOL, "/sim/rendering/horizon-effect", true, "", 0 },
1391 {"disable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", false, "", 0 },
1392 {"enable-enhanced-lighting", false, OPTION_BOOL, "/sim/rendering/enhanced-lighting", true, "", 0 },
1393 {"disable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", false, "", 0 },
1394 {"enable-distance-attenuation", false, OPTION_BOOL, "/sim/rendering/distance-attenuation", true, "", 0 },
1395 {"disable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", false, "", 0 },
1396 {"enable-specular-highlight", false, OPTION_BOOL, "/sim/rendering/specular-highlight", true, "", 0 },
1397 {"disable-clouds", false, OPTION_BOOL, "/environment/clouds/status", false, "", 0 },
1398 {"enable-clouds", false, OPTION_BOOL, "/environment/clouds/status", true, "", 0 },
1399 {"disable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", false, "", 0 },
1400 {"enable-clouds3d", false, OPTION_BOOL, "/sim/rendering/clouds3d-enable", true, "", 0 },
1401 {"fov", true, OPTION_FUNC, "", false, "", fgOptFov },
1402 {"aspect-ratio-multiplier", true, OPTION_DOUBLE, "/sim/current-view/aspect-ratio-multiplier", false, "", 0 },
1403 {"disable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", false, "", 0 },
1404 {"enable-fullscreen", false, OPTION_BOOL, "/sim/startup/fullscreen", true, "", 0 },
1405 {"disable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", false, "", 0 },
1406 {"enable-save-on-exit", false, OPTION_BOOL, "/sim/startup/save-on-exit", true, "", 0 },
1407 {"restore-defaults", false, OPTION_BOOL, "/sim/startup/restore-defaults", true, "", 0 },
1408 {"shading-flat", false, OPTION_BOOL, "/sim/rendering/shading", false, "", 0 },
1409 {"shading-smooth", false, OPTION_BOOL, "/sim/rendering/shading", true, "", 0 },
1410 {"disable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", false, "", 0 },
1411 {"enable-skyblend", false, OPTION_BOOL, "/sim/rendering/skyblend", true, "", 0 },
1412 {"disable-textures", false, OPTION_BOOL, "/sim/rendering/textures", false, "", 0 },
1413 {"enable-textures", false, OPTION_BOOL, "/sim/rendering/textures", true, "", 0 },
1414 {"texture-filtering", false, OPTION_INT, "/sim/rendering/filtering", 1, "", 0 },
1415 {"disable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", false, "", 0 },
1416 {"enable-wireframe", false, OPTION_BOOL, "/sim/rendering/wireframe", true, "", 0 },
1417 {"materials-file", true, OPTION_STRING, "/sim/rendering/materials-file", false, "", 0 },
1418 {"disable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", false, "", 0 },
1419 {"enable-terrasync", false, OPTION_BOOL, "/sim/terrasync/enabled", true, "", 0 },
1420 {"terrasync-dir", true, OPTION_STRING, "/sim/terrasync/scenery-dir", false, "", 0 },
1421 {"geometry", true, OPTION_FUNC, "", false, "", fgOptGeometry },
1422 {"bpp", true, OPTION_FUNC, "", false, "", fgOptBpp },
1423 {"units-feet", false, OPTION_STRING, "/sim/startup/units", false, "feet", 0 },
1424 {"units-meters", false, OPTION_STRING, "/sim/startup/units", false, "meters", 0 },
1425 {"timeofday", true, OPTION_STRING, "/sim/startup/time-offset-type", false, "noon", 0 },
1426 {"season", true, OPTION_STRING, "/sim/startup/season", false, "summer", 0 },
1427 {"time-offset", true, OPTION_FUNC, "", false, "", fgOptTimeOffset },
1428 {"time-match-real", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "system-offset", 0 },
1429 {"time-match-local", false, OPTION_STRING, "/sim/startup/time-offset-type", false, "latitude-offset", 0 },
1430 {"start-date-sys", true, OPTION_FUNC, "", false, "", fgOptStartDateSys },
1431 {"start-date-lat", true, OPTION_FUNC, "", false, "", fgOptStartDateLat },
1432 {"start-date-gmt", true, OPTION_FUNC, "", false, "", fgOptStartDateGmt },
1433 {"hud-tris", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "tris", 0 },
1434 {"hud-culled", false, OPTION_STRING, "/sim/hud/frame-stat-type", false, "culled", 0 },
1435 {"atcsim", true, OPTION_CHANNEL, "", false, "dummy", 0 },
1436 {"atlas", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1437 {"httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1438 #ifdef FG_JPEG_SERVER
1439 {"jpg-httpd", true, OPTION_CHANNEL, "", false, "", 0 },
1441 {"native", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1442 {"native-ctrls", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1443 {"native-fdm", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1444 {"native-gui", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1445 {"opengc", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1446 {"AV400", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1447 {"AV400Sim", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1448 {"AV400WSimA", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1449 {"AV400WSimB", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1450 {"garmin", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1451 {"igc", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1452 {"nmea", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1453 {"generic", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1454 {"props", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1455 {"telnet", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1456 {"pve", true, OPTION_CHANNEL, "", false, "", 0 },
1457 {"ray", true, OPTION_CHANNEL, "", false, "", 0 },
1458 {"rul", true, OPTION_CHANNEL, "", false, "", 0 },
1459 {"joyclient", true, OPTION_CHANNEL, "", false, "", 0 },
1460 {"jsclient", true, OPTION_CHANNEL, "", false, "", 0 },
1461 {"proxy", true, OPTION_FUNC, "", false, "", fgSetupProxy },
1462 {"callsign", true, OPTION_FUNC, "", false, "", fgOptCallSign},
1463 {"multiplay", true, OPTION_CHANNEL | OPTION_MULTI, "", false, "", 0 },
1465 {"hla", true, OPTION_CHANNEL, "", false, "", 0 },
1466 {"hla-local", true, OPTION_CHANNEL, "", false, "", 0 },
1468 {"trace-read", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptTraceRead },
1469 {"trace-write", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptTraceWrite },
1470 {"log-level", true, OPTION_FUNC, "", false, "", fgOptLogLevel },
1471 {"log-class", true, OPTION_FUNC, "", false, "", fgOptLogClasses },
1472 {"view-offset", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptViewOffset },
1473 {"visibility", true, OPTION_FUNC, "", false, "", fgOptVisibilityMeters },
1474 {"visibility-miles", true, OPTION_FUNC, "", false, "", fgOptVisibilityMiles },
1475 {"random-wind", false, OPTION_FUNC, "", false, "", fgOptRandomWind },
1476 {"wind", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptWind },
1477 {"turbulence", true, OPTION_FUNC, "", false, "", fgOptTurbulence },
1478 {"ceiling", true, OPTION_FUNC, "", false, "", fgOptCeiling },
1479 {"wp", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptWp },
1480 {"flight-plan", true, OPTION_STRING, "/autopilot/route-manager/file-path", false, "", NULL },
1481 {"config", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptConfig },
1482 {"aircraft", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1483 {"vehicle", true, OPTION_STRING, "/sim/aircraft", false, "", 0 },
1484 {"failure", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptFailure },
1486 {"enable-fgcom", false, OPTION_BOOL, "/sim/fgcom/enabled", true, "", 0 },
1487 {"disable-fgcom", false, OPTION_BOOL, "/sim/fgcom/enabled", false, "", 0 },
1489 {"com1", true, OPTION_DOUBLE, "/instrumentation/comm[0]/frequencies/selected-mhz", false, "", 0 },
1490 {"com2", true, OPTION_DOUBLE, "/instrumentation/comm[1]/frequencies/selected-mhz", false, "", 0 },
1491 {"nav1", true, OPTION_FUNC, "", false, "", fgOptNAV1 },
1492 {"nav2", true, OPTION_FUNC, "", false, "", fgOptNAV2 },
1493 {"adf", /*legacy*/ true, OPTION_FUNC, "", false, "", fgOptADF1 },
1494 {"adf1", true, OPTION_FUNC, "", false, "", fgOptADF1 },
1495 {"adf2", true, OPTION_FUNC, "", false, "", fgOptADF2 },
1496 {"dme", true, OPTION_FUNC, "", false, "", fgOptDME },
1497 {"min-status", true, OPTION_STRING, "/sim/aircraft-min-status", false, "all", 0 },
1498 {"livery", true, OPTION_FUNC, "", false, "", fgOptLivery },
1499 {"ai-scenario", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptScenario },
1500 {"parking-id", true, OPTION_FUNC, "", false, "", fgOptParking },
1501 {"version", false, OPTION_FUNC, "", false, "", fgOptVersion },
1502 {"enable-fpe", false, OPTION_IGNORE, "", false, "", 0},
1503 {"fgviewer", false, OPTION_IGNORE, "", false, "", 0},
1504 {"no-default-config", false, OPTION_IGNORE, "", false, "", 0},
1505 {"prop", true, OPTION_FUNC | OPTION_MULTI, "", false, "", fgOptSetProperty},
1510 namespace flightgear
1514 * internal storage of a value->option binding
1519 OptionValue(OptionDesc* d, const string& v) :
1527 typedef std::vector<OptionValue> OptionValueVec;
1528 typedef std::map<string, OptionDesc*> OptionDescDict;
1530 class Options::OptionsPrivate
1534 OptionValueVec::const_iterator findValue(const string& key) const
1536 OptionValueVec::const_iterator it = values.begin();
1537 for (; it != values.end(); ++it) {
1539 continue; // ignore markers
1542 if (it->desc->option == key) {
1545 } // of set values iteration
1547 return it; // not found
1550 OptionDesc* findOption(const string& key) const
1552 OptionDescDict::const_iterator it = options.find(key);
1553 if (it == options.end()) {
1560 int processOption(OptionDesc* desc, const string& arg_value)
1563 return FG_OPTIONS_OK; // tolerate marker options
1566 switch ( desc->type & 0xffff ) {
1568 fgSetBool( desc->property, desc->b_param );
1571 if ( desc->has_param && !arg_value.empty() ) {
1572 fgSetString( desc->property, arg_value.c_str() );
1573 } else if ( !desc->has_param && arg_value.empty() ) {
1574 fgSetString( desc->property, desc->s_param );
1575 } else if ( desc->has_param ) {
1576 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1577 return FG_OPTIONS_ERROR;
1579 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1580 return FG_OPTIONS_ERROR;
1584 if ( !arg_value.empty() ) {
1585 fgSetDouble( desc->property, atof( arg_value ) );
1587 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1588 return FG_OPTIONS_ERROR;
1592 if ( !arg_value.empty() ) {
1593 fgSetInt( desc->property, atoi( arg_value ) );
1595 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1596 return FG_OPTIONS_ERROR;
1599 case OPTION_CHANNEL:
1600 // XXX return value of add_channel should be checked?
1601 if ( desc->has_param && !arg_value.empty() ) {
1602 add_channel( desc->option, arg_value );
1603 } else if ( !desc->has_param && arg_value.empty() ) {
1604 add_channel( desc->option, desc->s_param );
1605 } else if ( desc->has_param ) {
1606 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1607 return FG_OPTIONS_ERROR;
1609 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1610 return FG_OPTIONS_ERROR;
1614 if ( desc->has_param && !arg_value.empty() ) {
1615 return desc->func( arg_value.c_str() );
1616 } else if ( !desc->has_param && arg_value.empty() ) {
1617 return desc->func( desc->s_param );
1618 } else if ( desc->has_param ) {
1619 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' needs a parameter" );
1620 return FG_OPTIONS_ERROR;
1622 SG_LOG( SG_GENERAL, SG_ALERT, "Option '" << desc->option << "' does not have a parameter" );
1623 return FG_OPTIONS_ERROR;
1631 return FG_OPTIONS_OK;
1635 * insert a marker value into the values vector. This is necessary
1636 * when processing options, to ensure the correct ordering, where we scan
1637 * for marker values in reverse, and then forwards within each group.
1639 void insertGroupMarker()
1641 values.push_back(OptionValue(NULL, "-"));
1645 * given a current iterator into the values, find the preceeding group marker,
1646 * or return the beginning of the value vector.
1648 OptionValueVec::const_iterator rfindGroup(OptionValueVec::const_iterator pos) const
1650 while (--pos != values.begin()) {
1651 if (pos->desc == NULL) {
1652 return pos; // found a marker, we're done
1662 shouldLoadDefaultConfig;
1664 OptionDescDict options;
1665 OptionValueVec values;
1666 simgear::PathList propertyFiles;
1669 Options* Options::sharedInstance()
1671 if (shared_instance == NULL) {
1672 shared_instance = new Options;
1675 return shared_instance;
1678 Options::Options() :
1679 p(new OptionsPrivate())
1681 p->showHelp = false;
1683 p->showAircraft = false;
1684 p->shouldLoadDefaultConfig = true;
1687 OptionDesc *desc = &fgOptionArray[ 0 ];
1688 while ( desc->option != 0 ) {
1689 p->options[ desc->option ] = desc;
1698 void Options::init(int argc, char **argv, const SGPath& appDataPath)
1702 // first, process the command line
1703 bool inOptions = true;
1704 for (int i=1; i<argc; ++i) {
1705 if (inOptions && (argv[i][0] == '-')) {
1706 if (strcmp(argv[i], "--") == 0) { // end of options delimiter
1711 int result = parseOption(argv[i]);
1712 processArgResult(result);
1714 // XML properties file
1717 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << f.str());
1721 p->propertyFiles.push_back(f);
1723 } // of arguments iteration
1724 p->insertGroupMarker(); // command line is one group
1726 // establish log-level before anything else - otherwise it is not possible
1727 // to show extra (debug/info/warning) messages for the start-up phase.
1728 fgOptLogLevel(valueForOption("log-level", "alert").c_str());
1730 if (!p->shouldLoadDefaultConfig) {
1735 // then config files
1737 std::string homedir;
1738 if (getenv("HOME")) {
1739 homedir = getenv("HOME");
1742 if( !homedir.empty() && !hostname.empty() ) {
1743 // Check for ~/.fgfsrc.hostname
1744 config.set(homedir);
1745 config.append(".fgfsrc");
1746 config.concat( "." );
1747 config.concat( hostname );
1751 // Check for ~/.fgfsrc
1752 if( !homedir.empty() ) {
1753 config.set(homedir);
1754 config.append(".fgfsrc");
1758 // check for a config file in app data
1759 SGPath appDataConfig(appDataPath);
1760 appDataConfig.append("fgfsrc");
1761 if (appDataConfig.exists()) {
1762 readConfig(appDataConfig);
1768 // system.fgfsrc handling
1769 if( ! hostname.empty() ) {
1770 config.set(globals->get_fg_root());
1771 config.append( "system.fgfsrc" );
1772 config.concat( "." );
1773 config.concat( hostname );
1777 config.set(globals->get_fg_root());
1778 config.append( "system.fgfsrc" );
1782 void Options::initAircraft()
1784 BOOST_FOREACH(const string& paths, valuesForOption("fg-aircraft")) {
1785 globals->append_aircraft_paths(paths);
1788 const char* envp = ::getenv("FG_AIRCRAFT");
1790 globals->append_aircraft_paths(envp);
1794 if (isOptionSet("aircraft")) {
1795 aircraft = valueForOption("aircraft");
1796 } else if (isOptionSet("vehicle")) {
1797 aircraft = valueForOption("vehicle");
1800 if (!aircraft.empty()) {
1801 SG_LOG(SG_INPUT, SG_INFO, "aircraft = " << aircraft );
1802 fgSetString("/sim/aircraft", aircraft.c_str() );
1804 SG_LOG(SG_INPUT, SG_INFO, "No user specified aircraft, using default" );
1807 if (p->showAircraft) {
1808 fgOptLogLevel( "alert" );
1809 SGPath path( globals->get_fg_root() );
1810 path.append("Aircraft");
1811 fgShowAircraft(path);
1815 if (isOptionSet("aircraft-dir")) {
1816 // set this now, so it's available in FindAndCacheAircraft
1817 fgSetString("/sim/aircraft-dir", valueForOption("aircraft-dir"));
1821 void Options::processArgResult(int result)
1823 if ((result == FG_OPTIONS_HELP) || (result == FG_OPTIONS_ERROR))
1825 else if (result == FG_OPTIONS_VERBOSE_HELP)
1827 else if (result == FG_OPTIONS_SHOW_AIRCRAFT) {
1828 p->showAircraft = true;
1829 } else if (result == FG_OPTIONS_NO_DEFAULT_CONFIG) {
1830 p->shouldLoadDefaultConfig = false;
1831 } else if (result == FG_OPTIONS_SHOW_SOUND_DEVICES) {
1835 string vendor = smgr.get_vendor();
1836 string renderer = smgr.get_renderer();
1837 cout << renderer << " provided by " << vendor << endl;
1838 cout << endl << "No. Device" << endl;
1840 vector <const char*>devices = smgr.get_available_devices();
1841 for (vector <const char*>::size_type i=0; i<devices.size(); i++) {
1842 cout << i << ". \"" << devices[i] << "\"" << endl;
1847 } else if (result == FG_OPTIONS_EXIT) {
1852 void Options::readConfig(const SGPath& path)
1854 sg_gzifstream in( path.str() );
1855 if ( !in.is_open() ) {
1859 SG_LOG( SG_GENERAL, SG_INFO, "Processing config file: " << path.str() );
1862 while ( ! in.eof() ) {
1864 getline( in, line, '\n' );
1866 // catch extraneous (DOS) line ending character
1868 for (i = line.length(); i > 0; i--)
1869 if (line[i - 1] > 32)
1871 line = line.substr( 0, i );
1873 if ( parseOption( line ) == FG_OPTIONS_ERROR ) {
1874 cerr << endl << "Config file parse error: " << path.str() << " '"
1875 << line << "'" << endl;
1881 p->insertGroupMarker(); // each config file is a group
1884 int Options::parseOption(const string& s)
1886 if ((s == "--help") || (s=="-h")) {
1887 return FG_OPTIONS_HELP;
1888 } else if ( (s == "--verbose") || (s == "-v") ) {
1889 // verbose help/usage request
1890 return FG_OPTIONS_VERBOSE_HELP;
1891 } else if (s.find("-psn") == 0) {
1892 // on Mac, when launched from the GUI, we are passed the ProcessSerialNumber
1893 // as an argument (and no others). Silently ignore the argument here.
1894 return FG_OPTIONS_OK;
1895 } else if ( s.find( "--show-aircraft") == 0) {
1896 return(FG_OPTIONS_SHOW_AIRCRAFT);
1897 } else if ( s.find( "--show-sound-devices") == 0) {
1898 return(FG_OPTIONS_SHOW_SOUND_DEVICES);
1899 } else if ( s.find( "--no-default-config") == 0) {
1900 return FG_OPTIONS_NO_DEFAULT_CONFIG;
1901 } else if ( s.find( "--prop:") == 0) {
1902 // property setting has a slightly different syntax, so fudge things
1903 OptionDesc* desc = p->findOption("prop");
1904 if (s.find("=", 7) == string::npos) { // no equals token
1905 SG_LOG(SG_GENERAL, SG_ALERT, "malformed property option:" << s);
1906 return FG_OPTIONS_ERROR;
1909 p->values.push_back(OptionValue(desc, s.substr(7)));
1910 return FG_OPTIONS_OK;
1911 } else if ( s.find( "--" ) == 0 ) {
1912 size_t eqPos = s.find( '=' );
1914 if (eqPos == string::npos) {
1917 key = s.substr( 2, eqPos - 2 );
1918 value = s.substr( eqPos + 1);
1921 return addOption(key, value);
1923 SG_LOG(SG_GENERAL, SG_ALERT, "unknown option:" << s);
1924 return FG_OPTIONS_ERROR;
1928 int Options::addOption(const string &key, const string &value)
1930 OptionDesc* desc = p->findOption(key);
1932 SG_LOG(SG_GENERAL, SG_ALERT, "unknown option:" << key);
1933 return FG_OPTIONS_ERROR;
1936 if (!(desc->type & OPTION_MULTI)) {
1937 OptionValueVec::const_iterator it = p->findValue(key);
1938 if (it != p->values.end()) {
1939 SG_LOG(SG_GENERAL, SG_INFO, "multiple values forbidden for option:" << key << ", ignoring:" << value);
1940 return FG_OPTIONS_OK;
1944 p->values.push_back(OptionValue(desc, value));
1945 return FG_OPTIONS_OK;
1948 bool Options::isOptionSet(const string &key) const
1950 OptionValueVec::const_iterator it = p->findValue(key);
1951 return (it != p->values.end());
1954 string Options::valueForOption(const string& key, const string& defValue) const
1956 OptionValueVec::const_iterator it = p->findValue(key);
1957 if (it == p->values.end()) {
1964 string_list Options::valuesForOption(const std::string& key) const
1967 OptionValueVec::const_iterator it = p->values.begin();
1968 for (; it != p->values.end(); ++it) {
1970 continue; // ignore marker values
1973 if (it->desc->option == key) {
1974 result.push_back(it->value);
1981 OptionResult Options::processOptions()
1983 // establish locale before showing help (this selects the default locale,
1984 // when no explicit option was set)
1985 globals->get_locale()->selectLanguage(valueForOption("language").c_str());
1987 // now FG_ROOT is setup, process various command line options that bail us
1988 // out quickly, but rely on aircraft / root settings
1991 return FG_OPTIONS_EXIT;
1994 // processing order is complicated. We must process groups LIFO, but the
1995 // values *within* each group in FIFO order, to retain consistency with
1996 // older versions of FG, and existing user configs.
1997 // in practice this means system.fgfsrc must be *processed* before
1998 // .fgfsrc, which must be processed before the command line args, and so on.
1999 OptionValueVec::const_iterator groupEnd = p->values.end();
2001 while (groupEnd != p->values.begin()) {
2002 OptionValueVec::const_iterator groupBegin = p->rfindGroup(groupEnd);
2003 // run over the group in FIFO order
2004 OptionValueVec::const_iterator it;
2005 for (it = groupBegin; it != groupEnd; ++it) {
2006 int result = p->processOption(it->desc, it->value);
2009 case FG_OPTIONS_ERROR:
2011 return FG_OPTIONS_ERROR;
2013 case FG_OPTIONS_EXIT:
2014 return FG_OPTIONS_EXIT;
2021 groupEnd = groupBegin;
2024 BOOST_FOREACH(const SGPath& file, p->propertyFiles) {
2025 if (!file.exists()) {
2026 SG_LOG(SG_GENERAL, SG_ALERT, "config file not found:" << file.str());
2030 SG_LOG(SG_GENERAL, SG_INFO,
2031 "Reading command-line property file " << file.str());
2032 readProperties(file.str(), globals->get_props());
2035 // now options are process, do supplemental fixup
2036 const char *envp = ::getenv( "FG_SCENERY" );
2038 globals->append_fg_scenery(envp);
2041 // terrasync directory fixup
2042 if (fgGetBool("/sim/terrasync/enabled")) {
2043 string terrasyncDir = fgGetString("/sim/terrasync/scenery-dir");
2044 if (terrasyncDir.empty()) {
2045 SGPath p(globals->get_fg_home());
2046 p.append("TerraSync");
2047 terrasyncDir = p.str();
2048 SG_LOG(SG_GENERAL, SG_INFO,
2049 "Using default TerraSync dir: " << terrasyncDir);
2050 fgSetString("/sim/terrasync/scenery-dir", terrasyncDir);
2053 SGPath p(terrasyncDir);
2054 // following is necessary to ensure NavDataCache sees stable scenery paths from
2055 // terrasync. Ensure the Terrain and Objects subdirs exist immediately, rather
2056 // than waiting for the first tiles to be scheduled.
2057 simgear::Dir terrainDir(SGPath(p, "Terrain")),
2058 objectsDir(SGPath(p, "Objects"));
2059 if (!terrainDir.exists()) {
2060 terrainDir.create(0755);
2063 if (!objectsDir.exists()) {
2064 objectsDir.create(0755);
2067 const string_list& scenery_paths(globals->get_fg_scenery());
2068 if (std::find(scenery_paths.begin(), scenery_paths.end(), terrasyncDir) == scenery_paths.end()) {
2069 // terrasync dir is not in the scenery paths, add it
2070 globals->append_fg_scenery(terrasyncDir);
2074 if (globals->get_fg_scenery().empty()) {
2075 // no scenery paths set *at all*, use the data in FG_ROOT
2076 SGPath root(globals->get_fg_root());
2077 root.append("Scenery");
2078 globals->append_fg_scenery(root.str());
2081 return FG_OPTIONS_OK;
2084 void Options::showUsage() const
2086 fgOptLogLevel( "alert" );
2088 FGLocale *locale = globals->get_locale();
2089 SGPropertyNode options_root;
2091 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on Windows
2095 fgLoadProps("options.xml", &options_root);
2096 } catch (const sg_exception &) {
2097 cout << "Unable to read the help file." << endl;
2098 cout << "Make sure the file options.xml is located in the FlightGear base directory," << endl;
2099 cout << "and the location of the base directory is specified by setting $FG_ROOT or" << endl;
2100 cout << "by adding --fg-root=path as a program argument." << endl;
2105 SGPropertyNode *options = options_root.getNode("options");
2107 SG_LOG( SG_GENERAL, SG_ALERT,
2108 "Error reading options.xml: <options> directive not found." );
2112 if (!locale->loadResource("options"))
2114 cout << "Unable to read the language resource." << endl;
2118 const char* usage = locale->getLocalizedString(options->getStringValue("usage"), "options");
2120 cout << usage << endl;
2123 vector<SGPropertyNode_ptr>section = options->getChildren("section");
2124 for (unsigned int j = 0; j < section.size(); j++) {
2127 vector<SGPropertyNode_ptr>option = section[j]->getChildren("option");
2128 for (unsigned int k = 0; k < option.size(); k++) {
2130 SGPropertyNode *name = option[k]->getNode("name");
2131 SGPropertyNode *short_name = option[k]->getNode("short");
2132 SGPropertyNode *key = option[k]->getNode("key");
2133 SGPropertyNode *arg = option[k]->getNode("arg");
2134 bool brief = option[k]->getNode("brief") != 0;
2136 if ((brief || p->verbose) && name) {
2137 string tmp = name->getStringValue();
2141 tmp.append(key->getStringValue());
2145 tmp.append(arg->getStringValue());
2149 tmp.append(short_name->getStringValue());
2152 if (tmp.size() <= 25) {
2155 msg.append( 27-tmp.size(), ' ');
2159 msg.append(32, ' ');
2161 // There may be more than one <description> tag associated
2164 vector<SGPropertyNode_ptr> desc;
2165 desc = option[k]->getChildren("description");
2166 if (! desc.empty()) {
2167 for ( unsigned int l = 0; l < desc.size(); l++) {
2168 string t = desc[l]->getStringValue();
2170 // There may be more than one translation line.
2171 vector<SGPropertyNode_ptr>trans_desc = locale->getLocalizedStrings(t.c_str(),"options");
2172 for ( unsigned int m = 0; m < trans_desc.size(); m++ ) {
2173 string t_str = trans_desc[m]->getStringValue();
2175 if ((m > 0) || ((l > 0) && m == 0)) {
2176 msg.append( 32, ' ');
2179 // If the string is too large to fit on the screen,
2180 // then split it up in several pieces.
2182 while ( t_str.size() > 47 ) {
2184 string::size_type m = t_str.rfind(' ', 47);
2185 msg += t_str.substr(0, m) + '\n';
2186 msg.append( 32, ' ');
2188 t_str.erase(t_str.begin(), t_str.begin() + m + 1);
2190 msg += t_str + '\n';
2197 const char* name = locale->getLocalizedString(section[j]->getStringValue("name"),"options");
2198 if (!msg.empty() && name) {
2199 cout << endl << name << ":" << endl;
2205 if ( !p->verbose ) {
2206 const char* verbose_help = locale->getLocalizedString(options->getStringValue("verbose-help"),"options");
2208 cout << endl << verbose_help << endl;
2211 std::cout << "Hit a key to continue..." << std::endl;
2216 #if defined(__CYGWIN__)
2217 string Options::platformDefaultRoot() const
2222 #elif defined(_WIN32)
2223 string Options::platformDefaultRoot() const
2227 #elif defined(__APPLE__)
2228 string Options::platformDefaultRoot() const
2231 The following code looks for the base package inside the application
2232 bundle, in the standard Contents/Resources location.
2234 CFURLRef resourcesUrl = CFBundleCopyResourcesDirectoryURL(CFBundleGetMainBundle());
2236 // look for a 'data' subdir
2237 CFURLRef dataDir = CFURLCreateCopyAppendingPathComponent(NULL, resourcesUrl, CFSTR("data"), true);
2239 CFURLRef absoluteDataUrl = CFURLCopyAbsoluteURL(dataDir);
2241 // now convert down to a path, and the a c-string
2242 CFStringRef path = CFURLCopyFileSystemPath(absoluteDataUrl, kCFURLPOSIXPathStyle);
2243 string root = CFStringGetCStringPtr(path, CFStringGetSystemEncoding());
2245 CFRelease(absoluteDataUrl);
2246 CFRelease(resourcesUrl);
2253 string Options::platformDefaultRoot() const
2259 void Options::setupRoot()
2262 if (isOptionSet("fg-root")) {
2263 root = valueForOption("fg-root"); // easy!
2265 // Next check if fg-root is set as an env variable
2266 char *envp = ::getenv( "FG_ROOT" );
2267 if ( envp != NULL ) {
2270 root = platformDefaultRoot();
2274 SG_LOG(SG_INPUT, SG_INFO, "fg_root = " << root );
2275 globals->set_fg_root(root);
2278 static char required_version[] = FLIGHTGEAR_VERSION;
2279 string base_version = fgBasePackageVersion();
2280 if ( !(base_version == required_version) ) {
2281 // tell the operator how to use this application
2283 SG_LOG( SG_GENERAL, SG_ALERT, "" ); // To popup the console on windows
2284 cerr << endl << "Base package check failed:" << endl \
2285 << " Version " << base_version << " found at: " \
2286 << globals->get_fg_root() << endl \
2287 << " Version " << required_version << " is required." << endl \
2288 << "Please upgrade/downgrade base package and set the path to your fgdata" << endl \
2289 << "with --fg-root=path_to_your_fgdata" << endl;
2291 cerr << "Hit a key to continue..." << endl;
2298 bool Options::shouldLoadDefaultConfig() const
2300 return p->shouldLoadDefaultConfig;
2303 } // of namespace flightgear