DosVerifyPidTid
DosVerifyPidTid validates a PID/TID pair. If the thread and process exist, then a zero return code is set; otherwise the return code indicates whether the thread or the process is invalid.
Syntax
#define INCL_DOSMISC #include <os2.h> APIRET APIENTRY DosVerifyPidTid (PID pid, TID tid)
Parameters
- pid (PID) input
- tid (TID) input
Return Code
ulrc (APIRET) returns
DosVerifyPidTid returns one of the following values
- 0 NO_ERROR
- 303 ERROR_INVALID_PROCID
- 309 ERROR_INVALID_THREADID
Example Code
int main(int argc, char *argv[], char *envp[]){
PID pid=0;
TID tid=1;
int i;
APIRET rc;
if (argc 2) {
printf("VPIDTID /P=pid [/T=tid]\n");
return;
} /* endif */
for (i=1; i(argc ;++i ) {
if (strnicmp (argv[i],"/P=",3)==0) pid=strtoul (argv[i]+3, NULL,16);
else if (strnicmp (argv[i],"/T=",3)==0)
tid=strtoul (argv[i]+3, NULL,16);
} /* endfor */
if (pid == 0) {
printf("VPIDTID /P=pid [/T=tid\n");
return;
} /* endif */
rc=DosVerifyPidTid (pid,tid);
printf("Verify pid=0x%04x tid=0x%04x rc=%u\n", pid,tid,rc);
return 0;
}