int
c_times(char **wp)
{
struct rusage usage;
(void) getrusage(RUSAGE_SELF, &usage);
p_time(shl_stdout, 0, &usage.ru_utime, 0, NULL, " ");
p_time(shl_stdout, 0, &usage.ru_stime, 0, NULL, "\n");
(void) getrusage(RUSAGE_CHILDREN, &usage);
p_time(shl_stdout, 0, &usage.ru_utime, 0, NULL, " ");
p_time(shl_stdout, 0, &usage.ru_stime, 0, NULL, "\n");
return 0;
}
/*
* time pipeline (really a statement, not a built-in command)
*/
int
timex(struct op *t, int f, volatile int *xerrok)
{
#define TF_NOARGS BIT(0)
#define TF_NOREAL BIT(1) /* don't report real time */
#define TF_POSIX BIT(2) /* report in posix format */
int rv = 0;
struct rusage ru0, ru1, cru0, cru1;
struct timeval usrtime, systime, tv0, tv1;
int tf = 0;
extern struct timeval j_usrtime, j_systime; /* computed by j_wait */
gettimeofday(&tv0, NULL);
getrusage(RUSAGE_SELF, &ru0);
getrusage(RUSAGE_CHILDREN, &cru0);
if (t->left) {
/*
* Two ways of getting cpu usage of a command: just use t0
* and t1 (which will get cpu usage from other jobs that
* finish while we are executing t->left), or get the
* cpu usage of t->left. at&t ksh does the former, while
* pdksh tries to do the later (the j_usrtime hack doesn't
* really work as it only counts the last job).
*/
timerclear(&j_usrtime);
timerclear(&j_systime);
rv = execute(t->left, f | XTIME, xerrok);
if (t->left->type == TCOM)
tf |= t->left->str[0];
gettimeofday(&tv1, NULL);
getrusage(RUSAGE_SELF, &ru1);
getrusage(RUSAGE_CHILDREN, &cru1);
} else
tf = TF_NOARGS;
if (tf & TF_NOARGS) { /* ksh93 - report shell times (shell+kids) */
tf |= TF_NOREAL;
timeradd(&ru0.ru_utime, &cru0.ru_utime, &usrtime);
timeradd(&ru0.ru_stime, &cru0.ru_stime, &systime);
} else {
timersub(&ru1.ru_utime, &ru0.ru_utime, &usrtime);
timeradd(&usrtime, &j_usrtime, &usrtime);
timersub(&ru1.ru_stime, &ru0.ru_stime, &systime);
timeradd(&systime, &j_systime, &systime);
}
if (!(tf & TF_NOREAL)) {
timersub(&tv1, &tv0, &tv1);
if (tf & TF_POSIX)
p_time(shl_out, 1, &tv1, 5, "real ", "\n");
else
p_time(shl_out, 0, &tv1, 5, NULL, " real ");
}
if (tf & TF_POSIX)
p_time(shl_out, 1, &usrtime, 5, "user ", "\n");
else
p_time(shl_out, 0, &usrtime, 5, NULL, " user ");
if (tf & TF_POSIX)
p_time(shl_out, 1, &systime, 5, "sys ", "\n");
else
p_time(shl_out, 0, &systime, 5, NULL, " system\n");
shf_flush(shl_out);
return rv;
}
/*
* Print resource record fields in human readable form.
*/
char *
p_rr(char *cp, char *msg, FILE *file)
{
int type, class, dlen, n, c;
struct in_addr inaddr;
char *cp1, *cp2;
if ((cp = p_cdname(cp, msg, file)) == NULL)
return (NULL); /* compression error */
fprintf(file,"\n\ttype = %s", p_type(type = _getshort(cp)));
cp += sizeof(u_short);
fprintf(file,", class = %s", p_class(class = _getshort(cp)));
cp += sizeof(u_short);
fprintf(file,", ttl = %s", p_time(_getlong(cp)));
cp += sizeof(u_long);
fprintf(file,", dlen = %d\n", dlen = _getshort(cp));
cp += sizeof(u_short);
cp1 = cp;
/*
* Print type specific data, if appropriate
*/
switch (type) {
case T_A:
switch (class) {
case C_IN:
case C_HS:
bcopy(cp, (char *)&inaddr, sizeof(inaddr));
if (dlen == 4) {
fprintf(file,"\tinternet address = %s\n",
inet_ntoa(inaddr));
cp += dlen;
} else if (dlen == 7) {
fprintf(file,"\tinternet address = %s",
inet_ntoa(inaddr));
fprintf(file,", protocol = %d", cp[4]);
fprintf(file,", port = %d\n",
(cp[5] << 8) + cp[6]);
cp += dlen;
}
break;
default:
cp += dlen;
}
break;
case T_CNAME:
case T_MB:
case T_MG:
case T_MR:
case T_NS:
case T_PTR:
fprintf(file,"\tdomain name = ");
cp = p_cdname(cp, msg, file);
fprintf(file,"\n");
break;
case T_HINFO:
if (n = *cp++) {
fprintf(file,"\tCPU=%.*s\n", n, cp);
cp += n;
}
if (n = *cp++) {
fprintf(file,"\tOS=%.*s\n", n, cp);
cp += n;
}
break;
case T_SOA:
fprintf(file,"\torigin = ");
cp = p_cdname(cp, msg, file);
fprintf(file,"\n\tmail addr = ");
cp = p_cdname(cp, msg, file);
fprintf(file,"\n\tserial = %ld", _getlong(cp));
cp += sizeof(u_long);
fprintf(file,"\n\trefresh = %s", p_time(_getlong(cp)));
cp += sizeof(u_long);
fprintf(file,"\n\tretry = %s", p_time(_getlong(cp)));
cp += sizeof(u_long);
fprintf(file,"\n\texpire = %s", p_time(_getlong(cp)));
cp += sizeof(u_long);
fprintf(file,"\n\tmin = %s\n", p_time(_getlong(cp)));
cp += sizeof(u_long);
break;
case T_MX:
fprintf(file,"\tpreference = %ld,",_getshort(cp));
cp += sizeof(u_short);
fprintf(file," name = ");
cp = p_cdname(cp, msg, file);
break;
case T_TXT:
(void) fputs("\t\"", file);
cp2 = cp1 + dlen;
while (cp < cp2) {
if (n = (unsigned char) *cp++) {
for (c = n; c > 0 && cp < cp2; c--)
if (*cp == '\n') {
(void) putc('\\', file);
(void) putc(*cp++, file);
} else
(void) putc(*cp++, file);
}
}
(void) fputs("\"\n", file);
break;
case T_MINFO:
fprintf(file,"\trequests = ");
cp = p_cdname(cp, msg, file);
fprintf(file,"\n\terrors = ");
cp = p_cdname(cp, msg, file);
break;
case T_UINFO:
fprintf(file,"\t%s\n", cp);
cp += dlen;
break;
case T_UID:
case T_GID:
if (dlen == 4) {
fprintf(file,"\t%ld\n", _getlong(cp));
cp += sizeof(int);
}
break;
case T_WKS:
if (dlen < sizeof(u_long) + 1)
break;
bcopy(cp, (char *)&inaddr, sizeof(inaddr));
cp += sizeof(u_long);
fprintf(file,"\tinternet address = %s, protocol = %d\n\t",
inet_ntoa(inaddr), *cp++);
n = 0;
while (cp < cp1 + dlen) {
c = *cp++;
do {
if (c & 0200)
fprintf(file," %d", n);
c <<= 1;
} while (++n & 07);
}
putc('\n',file);
break;
#ifdef ALLOW_T_UNSPEC
case T_UNSPEC:
{
int NumBytes = 8;
char *DataPtr;
int i;
if (dlen < NumBytes) NumBytes = dlen;
fprintf(file, "\tFirst %d bytes of hex data:",
NumBytes);
for (i = 0, DataPtr = cp; i < NumBytes; i++, DataPtr++)
fprintf(file, " %x", *DataPtr);
fputs("\n", file);
cp += dlen;
}
break;
#endif /* ALLOW_T_UNSPEC */
default:
fprintf(file,"\t???\n");
cp += dlen;
}
if (cp != cp1 + dlen) {
fprintf(file,"packet size error (%#x != %#x)\n", cp, cp1+dlen);
cp = NULL;
}
fprintf(file,"\n");
return (cp);
}
