8.8. wait3 and wait4 Functions
[View full width] #include <sys/types.h>
#include <sys/wait.h>
#include <sys/time.h>
#include <sys/resource.h>
pid_t wait3(int * statloc , int options , struct
rusage * rusage );
pid_t wait4(pid_t pid , int * statloc , int options ,
struct rusage * rusage );
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Both return: process ID if OK, 0, or 1 on error |
The resource information includes such statistics as the amount of user CPU time, the amount of system CPU time, number of page faults, number of signals received, and the like. Refer to the geTRusage(2) manual page for additional details. (This resource information differs from the resource limits we described in Section 7.11.)