Return to wait3.s CVS log

Up to [Research Unix] / researchv10dc / libc / sys

Annotation of researchv10dc/libc/sys/wait3.s, revision 1.1

1.1     ! root        1: # C library -- wait3
        !             2: 
        !             3: # pid = wait3(&status, flags, &vmstat);
        !             4: #
        !             5: # pid == -1 if error
        !             6: # status indicates fate of process, if given
        !             7: # flags may indicate process is not to hang or
        !             8: # that untraced stopped children are to be reported.
        !             9: # vmstat optionally returns detailed resource usage information
        !            10: #
        !            11: 
        !            12:        .set    wait3,7         # same as wait!
        !            13: .globl _wait3
        !            14: .globl  cerror
        !            15: 
        !            16:        .align  1
        !            17: _wait3:
        !            18:        .word   0x0000
        !            19:        movl    8(ap),r0        # make it easy for system to get
        !            20:        movl    12(ap),r1       # these extra arguments
        !            21:        bispsw  $0xf            # flags wait3()
        !            22:        chmk    $wait3
        !            23:        bcc     noerror
        !            24:        jmp     cerror
        !            25: noerror:
        !            26:        tstl    4(ap)           # status desired?
        !            27:        beql    nostatus        # no
        !            28:        movl    r1,*4(ap)       # store child's status
        !            29: nostatus:
        !            30:        ret

This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.