/*
Function: vUtlSignalsChildHandler()
Purpose: To handle child signals.
Parameters: iSignal signal number
Globals: none
Returns: void
*/
void vUtlSignalsChildHandler
(
int iSignal
)
{
int iStatus = 0;
pid_t zPid = 0;
/* Give the kid a decent burial */
while ( (zPid = s_waitpid(-1, &iStatus, WNOHANG)) > 0 ) {
/* iUtlLogDebug(UTL_LOG_CONTEXT, " caught child: %d.", (int)zPid); */
}
return;
}
/* Returns 0 = normal exit(), 1 = Died because of a Signal, 2 = Unknown */
int proc_wait(pid_t pid, int *code)
{
int status;
if (debug > 4)
fprintf(stderr, "proc_wait(): Before s_waitpid()\n");
Again:
s_waitpid(pid, &status, 0);
if (debug > 1)
fprintf(stderr,
"Process %d exited, status = %d\n",
(int) pid,
status);
if (WIFEXITED(status))
{
/* Process called exit() */
*code = WEXITSTATUS(status);
return PROC_EXIT;
}
else if (WIFSIGNALED(status))
{
/* Process died with a Signal */
*code = WTERMSIG(status);
return PROC_SIGNAL;
}
else if (WIFSTOPPED(status) ||
WIFCONTINUED(status))
{
goto Again;
}
/* Unknown termination reason */
return PROC_OTHER;
}
/*
Function: vUtlSignalsPassToChildProcesses()
Purpose: To pass the signal to any child processes
Parameters: iSignal signal
Globals: none
Returns: void
*/
void vUtlSignalsPassToChildProcesses
(
int iSignal
)
{
int iStatus = 0;
pid_t zPid = 0;
/* Pass on the signal to any kids */
if ( (zPid = s_waitpid(-1, &iStatus, WNOHANG)) == 0 ) {
/* iUtlLogDebug(UTL_LOG_CONTEXT, "s_kill(0, %ld) [%ld][%ld][%ld].", iSignal, s_getpid(), s_getpgrp(), zPid); */
s_kill(0, iSignal);
}
/* else { */
/* iUtlLogDebug(UTL_LOG_CONTEXT, "zPid [%ld].", zPid); */
/* } */
return;
}
