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Annotation of 42BSD/lib/libc/vax/sys/brk.c, revision 1.1

1.1     ! root        1: /* brk.c 4.2 83/07/26 */
        !             2: 
        !             3: #include "SYS.h"
        !             4: 
        !             5: #define        SYS_brk         17
        !             6: 
        !             7:        .globl  curbrk
        !             8:        .globl  minbrk
        !             9: 
        !            10: ENTRY(brk)
        !            11:        cmpl    4(ap),minbrk
        !            12:        bgeq    ok
        !            13:        movl    minbrk,4(ap)
        !            14: ok:
        !            15:        chmk    $SYS_brk
        !            16:        jcs     err
        !            17:        movl    4(ap),curbrk
        !            18:        clrl    r0
        !            19:        ret
        !            20: err:
        !            21:        jmp     cerror

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