corrected

diff --git a/mach/i86/libsys/_brk.s b/mach/i86/libsys/_brk.s
index 5f19bbb..00bde7d 100644 (file)
--- a/mach/i86/libsys/_brk.s
+++ b/mach/i86/libsys/_brk.s
@@ -1,18 +1,14 @@
 .sect .text; .sect .rom; .sect .data; .sect .bss; .sect .text
 .define __brk
 .define xbrk
-.define np
-.extern __brk
-.extern xbrk,endbss
-.extern np, cerror
 __brk: 
        mov bx,sp
        mov ax,2(bx)
        mov cx,sp
        sub cx,128
        jbe 1f
-       mov bx,(np)
-       mov (np),ax
+       mov bx,(.limhp)
+       mov (.limhp),ax
        sub ax,bx
        jbe 2f
        call xbrk
@@ -34,6 +30,3 @@ xbrk:
 3:
        pop di
        ret
-.sect .data
-np: .data2 endbss
-.sect .text

diff --git a/mach/i86/libsys/_sbrk.s b/mach/i86/libsys/_sbrk.s
index 322d288..f9b34b0 100644 (file)
--- a/mach/i86/libsys/_sbrk.s
+++ b/mach/i86/libsys/_sbrk.s
@@ -1,17 +1,16 @@
 .sect .text; .sect .rom; .sect .data; .sect .bss; .sect .text
 .define __sbrk
-.extern __sbrk, xbrk, cerror
 __sbrk:
 push   bp
 mov    bp,sp
 mov    ax,4(bp)
-mov    bx,(np)
+mov    bx,(.limhp)
 add    ax,bx
 mov    cx,sp
 sub    cx,128
 sub    cx,ax
 jbe    1f
-mov    (np),ax
+mov    (.limhp),ax
 sub    ax,bx
 jbe    2f
 call   xbrk

diff --git a/mach/i86/libsys/brk.s b/mach/i86/libsys/brk.s
index 1f77549..0756697 100644 (file)
--- a/mach/i86/libsys/brk.s
+++ b/mach/i86/libsys/brk.s
@@ -1,39 +1,4 @@
 .sect .text; .sect .rom; .sect .data; .sect .bss; .sect .text
 .define _brk
-.define xbrk
-.define np
-.extern _brk
-.extern xbrk,endbss
-.extern np, cerror
 _brk:  
-       mov bx,sp
-       mov ax,2(bx)
-       mov cx,sp
-       sub cx,128
-       jbe 1f
-       mov bx,(np)
-       mov (np),ax
-       sub ax,bx
-       jbe 2f
-       call xbrk
-2:
-       xor ax,ax
-       ret
-1:
-       mov ax,0xc
-       jmp cerror
-xbrk:
-       push di
-       mov di,bx
-       mov cx,ax
-       xor ax,ax
-       shr cx,1
-       repz stos
-       jae 3f
-       stosb
-3:
-       pop di
-       ret
-.sect .data
-np: .data2 endbss
-.sect .text
+       jmp __brk

diff --git a/mach/i86/libsys/sbrk.s b/mach/i86/libsys/sbrk.s
index b3b4e6a..3cd593f 100644 (file)
--- a/mach/i86/libsys/sbrk.s
+++ b/mach/i86/libsys/sbrk.s
@@ -1,25 +1,4 @@
 .sect .text; .sect .rom; .sect .data; .sect .bss; .sect .text
 .define _sbrk
-.extern _sbrk, xbrk, cerror
 _sbrk:
-push   bp
-mov    bp,sp
-mov    ax,4(bp)
-mov    bx,(np)
-add    ax,bx
-mov    cx,sp
-sub    cx,128
-sub    cx,ax
-jbe    1f
-mov    (np),ax
-sub    ax,bx
-jbe    2f
-call   xbrk
-2:
-mov    ax,bx
-pop    bp
-ret
-1:
-mov    ax,0xc
-pop    bp
-jmp    cerror
+       jmp __sbrk