+ ___v2prt0_rmcb_regs in text section for Windows NT

+ catch of calls into zero page for Windows 95
    (creates Run Time error 216 or SIGILL exception
    if dpmiexcp is loaded !)

rtl/go32v2/v2prt0.as

@@ -50,7 +50,11 @@
 	.globl ___v2prt0_ds_alias
 ___v2prt0_ds_alias:
 	.long  0
-
+/* allocate 32*4 bytes for RMCB under the $ffff limit for Windows NT */
+   .globl ___v2prt0_rmcb_regs
+___v2prt0_rmcb_regs:
+   .long  0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
+   .long  0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
 .data
 
 ___djgpp_memory_handle_pointer:
@@ -80,7 +84,6 @@ exit16_last_byte:
 
 
 .text
-
 	.globl  start
 start:
 	pushl   %ds		     /* set %es same as %ds */
@@ -99,6 +102,8 @@ start:
 	movl    $1, %ecx			/* Set one page */
 	movl    $zero, %edx
 	int     $0x31		   /* Make null page uncommitted */
+	jnc     1f
+	call    v2prt0_windows
 1:
 /* Create an alias for DS to be used by real-mode callbacks (exception handler messes with DS itself) */
 
@@ -764,6 +769,37 @@ _swap_out:
 _v2prt0_exceptions_on:
 	.long  0
 
+// Fill null page with NOPs
+// and a jmp windows_error at the end
+   .globl v2prt0_windows
+v2prt0_windows:
+	movl $0x90909090,%eax
+	xorl %edi,%edi
+	movl $0x400,%ecx
+   cld
+	rep
+	stosl
+   movl $0xffB,%edi
+   movb $0xe9,%al
+   stosb
+   movl $_fpc_windows_error-4,%eax
+   subl %edi,%eax
+   stosl
+   ret
+
+// Raise SIGILL with  UD2 opcode
+
+   .globl _fpc_windows_error
+_fpc_windows_error:
+   cmpl $0,_exception_exit
+   je   .L_error_216
+   .byte 0x0f,0x0b
+.L_error_216:
+	pushl   $216
+	call    __exit
+	jmp     exit
+#enif
+
 /* this was the prt0.s from the go32v1 version */
 //
 // call as start(argc, argv, envp) (C-calling convention)
@@ -864,7 +900,13 @@ ___PROXY_LEN:
 
 /*
   $Log$
-  Revision 1.3  1999-01-05 10:44:59  pierre
+  Revision 1.4  1999-02-19 12:25:37  pierre
+    + ___v2prt0_rmcb_regs in text section for Windows NT
+    + catch of calls into zero page for Windows 95
+      (creates Run Time error 216 or SIGILL exception
+      if dpmiexcp is loaded !)
+
+  Revision 1.3  1999/01/05 10:44:59  pierre
    * suppressed fwaits to avoid FPU not present exceptions
 
   Revision 1.2  1998/12/21 14:14:21  pierre