/* wait.h - header file for remote wait call */ /* Copyright 1992 Free Software Foundation, Inc. This code was donated by Wind River Systems, Inc. */ /* modification history -------------------- 01a,05jun90,llk borrowed. */ /* Define how to access the structure that the wait system call stores. On many systems, there is a structure defined for this. But on vanilla-ish USG systems there is not. */ #ifndef HAVE_WAIT_STRUCT #define WAITTYPE int #define WIFSTOPPED(w) (((w)&0377) == 0177) #define WIFSIGNALED(w) (((w)&0377) != 0177 && ((w)&~0377) == 0) #define WIFEXITED(w) (((w)&0377) == 0) #define WRETCODE(w) ((w) >> 8) #define WSTOPSIG(w) ((w) >> 8) #define WCOREDUMP(w) (((w)&0200) != 0) #define WTERMSIG(w) ((w) & 0177) #define WSETEXIT(w, status) ((w) = (status)) #define WSETSTOP(w,sig) ((w) = (0177 | ((sig) << 8))) #else #if FALSE #ifndef ORIG /* don't include sys/wait.h */ #else ORIG #include <sys/wait.h> #endif ORIG #endif FALSE #define WAITTYPE union wait #define WRETCODE(w) (w).w_retcode #define WSTOPSIG(w) (w).w_stopsig #define WCOREDUMP(w) (w).w_coredump #define WTERMSIG(w) (w).w_termsig #define WSETEXIT(w, status) ((w).w_status = (status)) #define WSETSTOP(w,sig) \ ((w).w_stopsig = (sig), (w).w_coredump = 0, (w).w_termsig = 0177) #endif