From 3802a0385ff9acd17c35877b536a463ba2523bd3 Mon Sep 17 00:00:00 2001
From: curt <curt>
Date: Tue, 29 Aug 2000 21:16:54 +0000
Subject: [PATCH] Updates ...

---
 src/Airports/GenAirports/main.cxx   | 48 +++++++++++++++----
 src/Airports/GenAirports/process.pl | 74 +++++++++++++++++++++++++++++
 2 files changed, 114 insertions(+), 8 deletions(-)
 create mode 100755 src/Airports/GenAirports/process.pl

diff --git a/src/Airports/GenAirports/main.cxx b/src/Airports/GenAirports/main.cxx
index 95960a1b..891ae6e3 100644
--- a/src/Airports/GenAirports/main.cxx
+++ b/src/Airports/GenAirports/main.cxx
@@ -58,12 +58,14 @@ int main( int argc, char **argv ) {
     string airport, last_airport;
     string line;
     char tmp[256];
+    bool ready_to_go = true;
 
     fglog().setLogLevels( FG_ALL, FG_DEBUG );
 
     // parse arguments
     string work_dir = "";
-    string input_file;
+    string input_file = "";
+    string start_id = "";
     int arg_pos;
     for (arg_pos = 1; arg_pos < argc; arg_pos++) {
         string arg = argv[arg_pos];
@@ -71,12 +73,15 @@ int main( int argc, char **argv ) {
             work_dir = arg.substr(7);
 	} else if ( arg.find("--input=") == 0 ) {
 	    input_file = arg.substr(8);
+ 	} else if ( arg.find("--start-id=") == 0 ) {
+	    start_id = arg.substr(11);
+	    ready_to_go = false;
  	} else if ( arg.find("--nudge=") == 0 ) {
 	    nudge = atoi( arg.substr(8).c_str() );
 	} else {
 	    FG_LOG( FG_GENERAL, FG_ALERT, 
 		    "Usage " << argv[0] << " --input=<apt_file> "
-		    << "--work=<work_dir> [ --nudge=n ]" );
+		    << "--work=<work_dir> [ --start-id=abcd ] [ --nudge=n ]" );
 	    exit(-1);
 	}
     }
@@ -130,9 +135,24 @@ int main( int argc, char **argv ) {
 	    airport = line;
 
 	    if ( last_airport.length() ) {
-		// process previous record
-		// process_airport(last_airport, runways_list, argv[2]);
-		build_airport(last_airport, runways_list, work_dir);
+		char ctmp, id[32];
+		sscanf( last_airport.c_str(), "%c %s", &ctmp, id );
+		cout << "Id portion = " << id << endl;
+
+		if ( start_id.length() && start_id == (string)id ) {
+		    ready_to_go = true;
+		}
+
+		if ( ready_to_go ) {
+		    // check point our location
+		    char command[256];
+		    sprintf( command, "echo %s > last_apt", id );
+		    system( command );
+
+		    // process previous record
+		    // process_airport(last_airport, runways_list, argv[2]);
+		    build_airport(last_airport, runways_list, work_dir);
+		}
 	    }
 
 	    // clear runway list for start of next airport
@@ -153,11 +173,23 @@ int main( int argc, char **argv ) {
     }
 
     if ( last_airport.length() ) {
-	// process previous record
-	// process_airport(last_airport, runways_list, argv[2]);
-	build_airport(last_airport, runways_list, work_dir);
+	char ctmp, id[32];
+	sscanf( last_airport.c_str(), "%c %s", &ctmp, id );
+	cout << "Id portion = " << id << endl;
+
+	if ( start_id.length() && start_id == id ) {
+	    ready_to_go = true;
+	}
+
+	if ( ready_to_go ) {
+	    // process previous record
+	    // process_airport(last_airport, runways_list, argv[2]);
+	    build_airport(last_airport, runways_list, work_dir);
+	}
     }
 
+    cout << "[FINISHED CORRECTLY]" << endl;
+
     return 0;
 }
 
diff --git a/src/Airports/GenAirports/process.pl b/src/Airports/GenAirports/process.pl
new file mode 100755
index 00000000..ead98493
--- /dev/null
+++ b/src/Airports/GenAirports/process.pl
@@ -0,0 +1,74 @@
+#!/usr/bin/perl
+
+# this is a sad testament to building your software off of other
+# libraries that have bugs (or perhaps less than disired features.)
+# Unfortunatley I don't know enough about the functionality they
+# provide to go fix them.  Maybe someday.
+
+# At any rate.  This script is a wrapper around the main airport
+# generation utility.  It run it until it finishes or crashes.  If it
+# finishes without saying, yup I'm all done, a crash is assumed.  We
+# re-run the airport generate from the crash point with a different
+# nudge factor in a sorry attempt to work around the bug.
+
+# yes, I know this is a really ugly hack, I apologize in advance to
+# those who might have trouble running these tools on non-unix
+# platforms, but I'm not sure what else to do at this point.  If
+# someone can fix the polygon clipping library so it doesn't leave
+# tiny shards of polygons or cracks, I'd be very grateful.
+
+# So here we go, children under 13 years of age should probably have
+# parental supervision if playing with something this ugly.
+
+
+# Edit the following values to set up your preferences:
+
+$workdir = "./work";
+# $inputfile = "./default.apt";
+$inputfile = "default.apt";
+$binary = "./genapts";
+$startid = "";
+
+# end of user configurable section
+
+
+$done = 0;
+$nudge = 0;
+
+while ( ! $done ) {
+
+    # update the nudge value
+    $nudge += 5;
+    if ( $nudge > 20 ) {
+	$nudge = 5;
+    }
+
+    # launch the airport generator
+
+    $command = "$binary --input=$inputfile --work=$workdir --nudge=$nudge";
+
+    if ( $startid ne "" ) {
+	$command .= " --start-id=$startid";
+    }
+
+    print "Executing $command\n";
+    open( PIPE, "$command |" ) || die "Cannot run $command\n";
+
+    while ( <PIPE> ) {
+	if ( m/Id portion/ ) {
+	    print $_;
+	}
+
+	if ( m/\[FINISHED CORRECTLY\]/ ) {
+	    $done = 1;
+	    print "FINISHED!\n";
+	}
+    }
+
+    close ( PIPE );
+
+    if ( ! $done ) {
+	$startid = `cat last_apt`; chop( $startid );
+	print "Restarting at $startid.\n";
+    }
+}