From 0710269e32b37265b85262b1e3679c1026e5f919 Mon Sep 17 00:00:00 2001
From: ceriel <none@none>
Date: Mon, 22 Jan 1990 16:48:13 +0000
Subject: [PATCH] corrected

---
 mach/i86/libsys/_brk.s  | 11 ++---------
 mach/i86/libsys/_sbrk.s |  5 ++---
 mach/i86/libsys/brk.s   | 37 +------------------------------------
 mach/i86/libsys/sbrk.s  | 23 +----------------------
 4 files changed, 6 insertions(+), 70 deletions(-)

diff --git a/mach/i86/libsys/_brk.s b/mach/i86/libsys/_brk.s
index 5f19bbb0b..00bde7da7 100644
--- 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 322d288ec..f9b34b0ea 100644
--- 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 1f775498d..0756697a5 100644
--- 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 b3b4e6a24..3cd593f95 100644
--- 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
-- 
2.34.1