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coherent

#include <stdio.h>
#include <signal.h>
char	pr_buf[BUFSIZ];
char	*pr_bufp;
char	*teststr =
"S /usr/spool/uucppublic/radio /tmp/sendme wgl -dc D.blistrn02f2 0644\n";
extern	char	*strtok();
catchsegv()
{
	char *segmsg ="Segmentation violation";
	write(1, segmsg, strlen(segmsg));
	exit(1);
}

catchmisc()
{
	char *segmsg ="Local Signal";
	write(1, segmsg, strlen(segmsg));
	exit(1);
}

main()
{
	int	i;
	char	*sp, *p;

	signal(SIGSEGV, catchsegv);
	signal(SIGTERM, catchmisc);
	signal(SIGHUP, catchmisc);
	signal(SIGINT, catchmisc);
	pr_bufp = pr_buf;
	for (i = 0; i <= 33; i++) {
		prhex(i);
		*pr_bufp++ = ' ';
	}
	*pr_bufp++ = '\0';
	printf ("[%s]\n", pr_buf);
	printf("getoct(0666) %o, getoct(04755) %o.\n", getoct("0666"),
		getoct("04755"));
	printf("we are located at %s.\n", getwd());
	sleep(10);
	sp = teststr;
	for (i = 1; i < 15; i++) {
		p = strtok(sp, " \t\n");
		if (p == NULL)
			break;
		printf("Token %d is %s.\n", i, p);
		sp = NULL;
	}
}

getoct(s)
char	*s;
{
	char	*cp;
	char	c;
	int	n;

	cp = s;
	n = 0;
	printf("arg is %s\n", s);
	while ((c = *cp) != '\0') {
		printf("n is %o, cp is %c.\n", n, *cp);
		n = (n * 8) + *cp++ -'0';
	}
	return n;
}
		
prhex(d)
int	d;
{
	int	c;
	c = d >> 4;
	*pr_bufp++ = (c >= 10) ? c + 'A' - 10 : c + '0';
	c = d & 15;
	*pr_bufp++ = (c >= 10) ? c + 'A' - 10 : c + '0';
}

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