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	* files handle the bulk of the work. And, of course, the kernel has to			* files handle the bulk of the work. And, of course, the kernel has to
	* do a lot of the work :).			* do a lot of the work :).
	*/			*/

	#include <sys/ptrace.h>			#include <sys/ptrace.h>

	#include <err.h>			#include <err.h>
	#include <signal.h>			#include <signal.h>
				#include <stdbool.h>
	#include <stdio.h>			#include <stdio.h>
	#include <stdlib.h>			#include <stdlib.h>
	#include <sysdecode.h>			#include <sysdecode.h>
	#include <time.h>			#include <time.h>
	#include <unistd.h>			#include <unistd.h>

	#include "truss.h"			#include "truss.h"
	#include "extern.h"			#include "extern.h"
	#include "syscall.h"			#include "syscall.h"

	static void			static void
	usage(void)			usage(void)
	{			{
	fprintf(stderr, "%s\n%s\n",			fprintf(stderr, "%s\n%s\n",
	"usage: truss [-cfaedDS] [-o file] [-s strsize] -p pid",			"usage: truss [-cfaedDS] [-o file] [-s strsize] -p pid",
	" truss [-cfaedDS] [-o file] [-s strsize] command [args]");			" truss [-cfaedDS] [-o file] [-s strsize] command [args]");
	exit(1);			exit(1);
	}

	char *
	strsig(int sig)
	{
	static char tmp[64];

	if (sig > 0 && sig < NSIG) {
	snprintf(tmp, sizeof(tmp), "SIG%s", sys_signame[sig]);
	return (tmp);
	}
	return (NULL);
	}			}

	int			int
	main(int ac, char **av)			main(int ac, char **av)
	{			{
	struct sigaction sa;			struct sigaction sa;
	struct trussinfo *trussinfo;			struct trussinfo *trussinfo;
	char *fname;			char *fname;
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