1 cc9bbf61 2020-04-01 op BEGIN {
  2 cc9bbf61 2020-04-01 op 	count = 0;
  3 cc9bbf61 2020-04-01 op 	obj = "";
  4 cc9bbf61 2020-04-01 op 	if (pass == "h") {
  5 cc9bbf61 2020-04-01 op 		print "#ifndef OBJECT_H";
  6 cc9bbf61 2020-04-01 op 		print "#define OBJECT_H";
  7 cc9bbf61 2020-04-01 op 		print "";
  8 cc9bbf61 2020-04-01 op 	}
  9 cc9bbf61 2020-04-01 op 	if (pass == "c1") {
 10 cc9bbf61 2020-04-01 op 		print "#include \"adventure.h\"\n";
 11 cc9bbf61 2020-04-01 op 		print "";
 12 cc9bbf61 2020-04-01 op 		print "static int always_true(struct object *o) { return 1; }";
 13 cc9bbf61 2020-04-01 op 		print "";
 14 cc9bbf61 2020-04-01 op 	}
 15 cc9bbf61 2020-04-01 op 	if (pass == "c2") {
 16 cc9bbf61 2020-04-01 op 		print "\nstruct object objs[] = {";
 17 cc9bbf61 2020-04-01 op 	}
 18 cc9bbf61 2020-04-01 op }
 19 cc9bbf61 2020-04-01 op 
 20 cc9bbf61 2020-04-01 op /^- / {
 21 cc9bbf61 2020-04-01 op 	output_record(",");
 22 cc9bbf61 2020-04-01 op 	obj = $2;
 23 cc9bbf61 2020-04-01 op 	prop["condition"]	= "always_true";
 24 cc9bbf61 2020-04-01 op 	prop["description"]	= "NULL";
 25 cc9bbf61 2020-04-01 op 	prop["tags"]		= "";
 26 cc9bbf61 2020-04-01 op 	prop["location"]	= "NULL";
 27 cc9bbf61 2020-04-01 op 	prop["destination"]	= "NULL";
 28 cc9bbf61 2020-04-01 op 	prop["prospect"]	= "";
 29 cc9bbf61 2020-04-01 op 	prop["details"]		= "\"You see nothing special.\"";
 30 cc9bbf61 2020-04-01 op 	prop["contents"]	= "\"You see\"";
 31 cc9bbf61 2020-04-01 op 	prop["text_go"]		= "\"You can't get any closer than this.\"";
 32 cc9bbf61 2020-04-01 op 	prop["weight"]		= "99";
 33 cc9bbf61 2020-04-01 op 	prop["capacity"]	= "9999";
 34 cc9bbf61 2020-04-01 op 	prop["health"]		= "0";
 35 cc9bbf61 2020-04-01 op 	prop["open"]		= "cannot_be_opened";
 36 cc9bbf61 2020-04-01 op 	prop["close"]		= "cannot_be_closed";
 37 cc9bbf61 2020-04-01 op 	prop["lock"]		= "cannot_be_locked";
 38 cc9bbf61 2020-04-01 op 	prop["unlock"]		= "cannot_be_unlocked";
 39 cc9bbf61 2020-04-01 op }
 40 cc9bbf61 2020-04-01 op 
 41 cc9bbf61 2020-04-01 op obj && /^[ \t]+[a-z]/ {
 42 cc9bbf61 2020-04-01 op 	name = $1;
 43 cc9bbf61 2020-04-01 op 	$1 = "";
 44 cc9bbf61 2020-04-01 op 	if (name in prop) {
 45 cc9bbf61 2020-04-01 op 		prop[name] = $0;
 46 cc9bbf61 2020-04-01 op 		if (/^[ \t]*\{/) {
 47 cc9bbf61 2020-04-01 op 			prop[name] = name count;
 48 cc9bbf61 2020-04-01 op 			if (pass == "c1")
 49 cc9bbf61 2020-04-01 op 				print "static int " prop[name] "(struct object *obj) " $0;
 50 cc9bbf61 2020-04-01 op 		}
 51 cc9bbf61 2020-04-01 op 	} else if (pass == "c2") {
 52 cc9bbf61 2020-04-01 op 		print "#error \"" FILENAME " line " NR ": unknown attribute '" name "'\"";
 53 cc9bbf61 2020-04-01 op 	}
 54 cc9bbf61 2020-04-01 op }
 55 cc9bbf61 2020-04-01 op 
 56 cc9bbf61 2020-04-01 op !obj && pass == (/^#include/ ? "c1" : "h") {
 57 cc9bbf61 2020-04-01 op 	print;
 58 cc9bbf61 2020-04-01 op }
 59 cc9bbf61 2020-04-01 op 
 60 cc9bbf61 2020-04-01 op END {
 61 cc9bbf61 2020-04-01 op 	output_record("\n};");
 62 cc9bbf61 2020-04-01 op 	if (pass == "h") {
 63 cc9bbf61 2020-04-01 op 		print "";
 64 cc9bbf61 2020-04-01 op 		print "#define obj_end\t(objs + " count ")";
 65 cc9bbf61 2020-04-01 op 		print "#define valid_obj(obj)\t" \
 66 cc9bbf61 2020-04-01 op 			"((obj) != NULL && (*(obj)->condition)((obj)))";
 67 cc9bbf61 2020-04-01 op 		print "#define foreach_obj(obj)\t" \
 68 cc9bbf61 2020-04-01 op 			"for (obj = objs; obj < obj_end; ++obj) if (valid_obj(obj))";
 69 cc9bbf61 2020-04-01 op 		print "";
 70 cc9bbf61 2020-04-01 op 		print "#endif";
 71 cc9bbf61 2020-04-01 op 	}
 72 cc9bbf61 2020-04-01 op }
 73 cc9bbf61 2020-04-01 op 
 74 cc9bbf61 2020-04-01 op function output_record(separator) {
 75 cc9bbf61 2020-04-01 op 	if (obj) {
 76 cc9bbf61 2020-04-01 op 		if (pass == "h") {
 77 cc9bbf61 2020-04-01 op 			print "#define " obj "\t(objs + " count ")";
 78 cc9bbf61 2020-04-01 op 		} else if (pass == "c1") {
 79 cc9bbf61 2020-04-01 op 			print "static const char *tags" count "[] = {" prop["tags"] ", NULL};";
 80 cc9bbf61 2020-04-01 op 		} else if (pass == "c2") {
 81 cc9bbf61 2020-04-01 op 			print "\t{\t/* " count " = " obj " */";
 82 cc9bbf61 2020-04-01 op 			print "\t\t" prop["condition"] ",";
 83 cc9bbf61 2020-04-01 op 			print "\t\t" prop["description"] ",";
 84 cc9bbf61 2020-04-01 op 			print "\t\ttags" count ",";
 85 cc9bbf61 2020-04-01 op 			print "\t\t" prop["location"] ",";
 86 cc9bbf61 2020-04-01 op 			print "\t\t" prop["destination"] ",";
 87 cc9bbf61 2020-04-01 op 			print "\t\t" prop[prop["prospect"] ? "prospect" : "destination"] ",";
 88 cc9bbf61 2020-04-01 op 			print "\t\t" prop["details"] ",";
 89 cc9bbf61 2020-04-01 op 			print "\t\t" prop["contents"] ",";
 90 cc9bbf61 2020-04-01 op 			print "\t\t" prop["text_go"] ",";
 91 cc9bbf61 2020-04-01 op 			print "\t\t" prop["weight"] ",";
 92 cc9bbf61 2020-04-01 op 			print "\t\t" prop["capacity"] ",";
 93 cc9bbf61 2020-04-01 op 			print "\t\t" prop["health"] ",";
 94 cc9bbf61 2020-04-01 op 			print "\t\t" prop["open"] ",";
 95 cc9bbf61 2020-04-01 op 			print "\t\t" prop["close"] ",";
 96 cc9bbf61 2020-04-01 op 			print "\t\t" prop["lock"] ",";
 97 cc9bbf61 2020-04-01 op 			print "\t\t" prop["unlock"] ",";
 98 cc9bbf61 2020-04-01 op 			print "\t}" separator;
 99 cc9bbf61 2020-04-01 op 			delete prop;
100 cc9bbf61 2020-04-01 op 		}
101 cc9bbf61 2020-04-01 op 
102 cc9bbf61 2020-04-01 op 		count++;
103 cc9bbf61 2020-04-01 op 	}
104 cc9bbf61 2020-04-01 op }