549 		fprintf(stderr, "couldn't open %s\n", fname);  in perl_generate_script()
553 	fprintf(ofp, "# perf script event handlers, "  in perl_generate_script()
556 	fprintf(ofp, "# Licensed under the terms of the GNU GPL"  in perl_generate_script()
559 	fprintf(ofp, "# The common_* event handler fields are the most useful "  in perl_generate_script()
562 	fprintf(ofp, "# all events.  They don't necessarily correspond to "  in perl_generate_script()
565 	fprintf(ofp, "# in the format files.  Those fields not available as "  in perl_generate_script()
568 	fprintf(ofp, "# be retrieved using Perl functions of the form "  in perl_generate_script()
571 	fprintf(ofp, "# See Context.pm for the list of available "  in perl_generate_script()
574 	fprintf(ofp, "use lib \"$ENV{'PERF_EXEC_PATH'}/scripts/perl/"  in perl_generate_script()
577 	fprintf(ofp, "use lib \"./Perf-Trace-Util/lib\";\n");  in perl_generate_script()
578 	fprintf(ofp, "use Perf::Trace::Core;\n");  in perl_generate_script()
579 	fprintf(ofp, "use Perf::Trace::Context;\n");  in perl_generate_script()
580 	fprintf(ofp, "use Perf::Trace::Util;\n\n");  in perl_generate_script()
582 	fprintf(ofp, "sub trace_begin\n{\n\t# optional\n}\n\n");  in perl_generate_script()
583 	fprintf(ofp, "sub trace_end\n{\n\t# optional\n}\n");  in perl_generate_script()
586 	fprintf(ofp, "\n\  in perl_generate_script()
606 		fprintf(ofp, "sub %s::%s\n{\n", event->system, event->name);  in perl_generate_script()
607 		fprintf(ofp, "\tmy (");  in perl_generate_script()
609 		fprintf(ofp, "$event_name, ");  in perl_generate_script()
610 		fprintf(ofp, "$context, ");  in perl_generate_script()
611 		fprintf(ofp, "$common_cpu, ");  in perl_generate_script()
612 		fprintf(ofp, "$common_secs, ");  in perl_generate_script()
613 		fprintf(ofp, "$common_nsecs,\n");  in perl_generate_script()
614 		fprintf(ofp, "\t    $common_pid, ");  in perl_generate_script()
615 		fprintf(ofp, "$common_comm, ");  in perl_generate_script()
616 		fprintf(ofp, "$common_callchain,\n\t    ");  in perl_generate_script()
623 				fprintf(ofp, ", ");  in perl_generate_script()
625 				fprintf(ofp, "\n\t    ");  in perl_generate_script()
627 			fprintf(ofp, "$%s", f->name);  in perl_generate_script()
629 		fprintf(ofp, ") = @_;\n\n");  in perl_generate_script()
631 		fprintf(ofp, "\tprint_header($event_name, $common_cpu, "  in perl_generate_script()
635 		fprintf(ofp, "\tprintf(\"");  in perl_generate_script()
642 				fprintf(ofp, ", ");  in perl_generate_script()
644 				fprintf(ofp, "\".\n\t       \"");  in perl_generate_script()
648 			fprintf(ofp, "%s=", f->name);  in perl_generate_script()
652 				fprintf(ofp, "%%s");  in perl_generate_script()
654 				fprintf(ofp, "%%d");  in perl_generate_script()
656 				fprintf(ofp, "%%u");  in perl_generate_script()
659 		fprintf(ofp, "\\n\",\n\t       ");  in perl_generate_script()
666 				fprintf(ofp, ", ");  in perl_generate_script()
669 				fprintf(ofp, "\n\t       ");  in perl_generate_script()
673 					fprintf(ofp, "\n\t       ");  in perl_generate_script()
676 				fprintf(ofp, "flag_str(\"");  in perl_generate_script()
677 				fprintf(ofp, "%s::%s\", ", event->system,  in perl_generate_script()
679 				fprintf(ofp, "\"%s\", $%s)", f->name,  in perl_generate_script()
683 					fprintf(ofp, "\n\t       ");  in perl_generate_script()
686 				fprintf(ofp, "symbol_str(\"");  in perl_generate_script()
687 				fprintf(ofp, "%s::%s\", ", event->system,  in perl_generate_script()
689 				fprintf(ofp, "\"%s\", $%s)", f->name,  in perl_generate_script()
692 				fprintf(ofp, "$%s", f->name);  in perl_generate_script()
695 		fprintf(ofp, ");\n\n");  in perl_generate_script()
697 		fprintf(ofp, "\tprint_backtrace($common_callchain);\n");  in perl_generate_script()
699 		fprintf(ofp, "}\n\n");  in perl_generate_script()
702 	fprintf(ofp, "sub trace_unhandled\n{\n\tmy ($event_name, $context, "  in perl_generate_script()
706 	fprintf(ofp, "\tprint_header($event_name, $common_cpu, "  in perl_generate_script()
709 	fprintf(ofp, "\tprint_backtrace($common_callchain);\n");  in perl_generate_script()
710 	fprintf(ofp, "}\n\n");  in perl_generate_script()
712 	fprintf(ofp, "sub print_header\n{\n"  in perl_generate_script()
717 	fprintf(ofp,  in perl_generate_script()
740 	fprintf(stderr, "generated Perl script: %s\n", fname);  in perl_generate_script()