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/* waitpid.c --- waiting for process termination, under OS/2
Karl Fogel <kfogel@cyclic.com> --- November 1995 */
#include <assert.h>
#include <stdio.h>
#include <process.h>
#include <errno.h>
#include "config.h"
/* Wait for the process PID to exit. Put the return status in *statusp.
OPTIONS is not supported yet under OS/2. We hope it's always zero. */
pid_t waitpid (pid, statusp, options)
pid_t pid;
int *statusp;
int options;
{
pid_t rc;
/* We don't know how to deal with any options yet. */
assert (options == 0);
rc = _cwait (statusp, pid, WAIT_CHILD);
if (rc == -1)
{
if (errno == ECHILD)
return pid;
else
return -1;
}
else if (rc == pid)
return pid;
else
return -1;
}
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