HP-UX Reference (11i v2 03/08) - 2 System Calls (vol 5)

p
pstat(2) pstat(2)
{
struct lwp_status lwpbuf;
/*
* get information for LWP whose lwpid is 4321 within
* a process whose pid is 1234.
*/
count = pstat_getlwp(buf, sizeof(struct lwp_status),
0, 4321, 1234)
if (count == -1)
perror("pstat_getlwp()");
else
...
}
/*
* Example 8: Acquire detailed information about a specific file
*/
main()
{
struct pst_fileinfo2 psf;
struct pst_filedetails psfdetails;
int count, fd;
fd = open("/stand/vmunix", O_RDONLY);
count = pstat_getfile2(&psf, sizeof(psf), 0, fd, getpid());
if (count == 1) {
count = pstat_getfiledetails(&psfdetails, sizeof(psfdetails),
&psf.psf_fid);
if (count == 1) {
if ((psfdetails.psfd_hi_fileid == psf.psf_hi_fileid) &&
(psfdetails.psfd_lo_fileid == psf.psf_lo_fileid) &&
(psfdetails.psfd_hi_nodeid == psf.psf_hi_nodeid) &&
(psfdetails.psfd_lo_nodeid == psf.psf_lo_nodeid)) {
printf("Success\n");
}
else {
printf("State changed\n");
}
}
else {
perror("pstat_getfiledetails()");
}
}
else {
perror("pstat_getfile2");
}
close(fd);
}
/*
* Example 9: Acquire detailed information about a stream
*/
main()
{
struct pst_fileinfo2 psf;
struct pst_stream psfstream[3];
int rv, count, fd;
fd = open("/dev/echo", O_RDONLY);
rv = pstat_getfile2(&psf, sizeof(psf), 0, fd, getpid());
Section 2−−248 Hewlett-Packard Company − 14 − HP-UX 11i Version 2: August 2003