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Annotation of 42BSD/lib/libc/vax/sys/sbrk.c, revision 1.1.1.1

1.1       root        1: /* sbrk.c 4.2 83/07/26 */
                      2: 
                      3: #include "SYS.h"
                      4: 
                      5: #define        SYS_brk         17
                      6: 
                      7:        .globl  _end
                      8:        .globl  minbrk
                      9:        .globl  curbrk
                     10: 
                     11:        .data
                     12: minbrk: .long  _end
                     13: curbrk:        .long   _end
                     14:        .text
                     15: 
                     16: ENTRY(sbrk)
                     17:        addl3   curbrk,4(ap),-(sp)
                     18:        pushl   $1
                     19:        movl    ap,r3
                     20:        movl    sp,ap
                     21:        chmk    $SYS_brk
                     22:        jcs     err
                     23:        movl    curbrk,r0
                     24:        addl2   4(r3),curbrk
                     25:        ret
                     26: err:
                     27:        jmp     cerror

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