# C library -- wait3 # pid = wait3(&status, flags, &vmstat); # # pid == -1 if error # status indicates fate of process, if given # flags may indicate process is not to hang or # that untraced stopped children are to be reported. # vmstat optionally returns detailed resource usage information # wait3 = 7 | same as wait! .globl _wait3 .globl cerror _wait3: movl sp@(8),d0 | make it easy for system to get movl sp@(12),d1 | these extra arguments pea wait3 orb #0x1f,cc | flags wait3() trap #0 bcc noerror jmp cerror noerror: tstl sp@(4) | status desired? beql nostatus | no movl sp@(4),a1 movl d1,a1@ | store child's status nostatus: rts