int main(int ac, char **av)
{
int *fildes, j;
int ifile;
char pfilname[40];
int min;
int freefds;
int lc; /* loop counter */
char *msg; /* message returned from parse_opts */
ifile = -1;
if ((msg = parse_opts(ac, av, NULL, NULL)) != NULL)
tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg);
min = getdtablesize();
freefds = cnt_free_fds(min);
fildes = (int *)malloc((min + 5) * sizeof(int));
local_flag = PASSED;
for (lc = 0; TEST_LOOPING(lc); lc++) {
for (j = 0; j < min + 5; j++)
fildes[j] = 0;
sprintf(pfilname, "dup06.%d\n", getpid());
unlink(pfilname);
if ((fildes[0] = creat(pfilname, 0666)) == -1) {
tst_resm(TFAIL, "Cannot open first file");
local_flag = FAILED;
} else {
for (ifile = 1; ifile < min + 5; ifile++) {
if ((fildes[ifile] =
dup(fildes[ifile - 1])) == -1) {
break;
}
}
if (ifile < freefds) {
tst_resm(TFAIL, "Not enough files duped");
local_flag = FAILED;
} else if (ifile > freefds) {
tst_resm(TFAIL, "Too many files duped");
local_flag = FAILED;
}
}
unlink(pfilname);
if (ifile > 0)
close(fildes[ifile - 1]);
if (local_flag == PASSED)
tst_resm(TPASS, "Test passed.");
else
tst_resm(TFAIL, "Test failed.");
}
tst_exit();
}
int main(int ac, char **av)
{
int *fildes, i;
int min;
int freefds;
int lc;
const char *pfilname = "dup06";
tst_parse_opts(ac, av, NULL, NULL);
setup();
min = getdtablesize();
freefds = cnt_free_fds(min);
fildes = malloc((min + 5) * sizeof(int));
for (i = 0; i < min + 5; i++)
fildes[i] = 0;
for (lc = 0; TEST_LOOPING(lc); lc++) {
unlink(pfilname);
if ((fildes[0] = creat(pfilname, 0666)) == -1) {
tst_resm(TFAIL, "Cannot open first file");
} else {
for (i = 1; i < min + 5; i++) {
if ((fildes[i] = dup(fildes[i - 1])) == -1)
break;
}
if (i < freefds) {
tst_resm(TFAIL, "Not enough files duped");
} else if (i > freefds) {
tst_resm(TFAIL, "Too many files duped");
} else {
tst_resm(TPASS, "Test passed.");
}
}
unlink(pfilname);
for (i = 0; i < min + 5; i++) {
if (fildes[i] != 0 && fildes[i] != -1)
close(fildes[i]);
fildes[i] = 0;
}
}
cleanup();
tst_exit();
}
