From d693ad844979b8f5596dde99a0cbec070af73683 Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Fri, 20 Dec 2002 02:29:00 +0000 Subject: 2002-12-19 Jeff Johnston * configure.host: Remove references to go32. * libc/sys/go32/*: Removed. --- newlib/libc/sys/go32/go32func.c | 69 ----------------------------------------- 1 file changed, 69 deletions(-) delete mode 100644 newlib/libc/sys/go32/go32func.c (limited to 'newlib/libc/sys/go32/go32func.c') diff --git a/newlib/libc/sys/go32/go32func.c b/newlib/libc/sys/go32/go32func.c deleted file mode 100644 index ec3853ba1..000000000 --- a/newlib/libc/sys/go32/go32func.c +++ /dev/null @@ -1,69 +0,0 @@ -#include -#include "go32.h" -#include "dpmi.h" -#include "dos.h" - -u_short _go32_my_cs() -{ - asm("movw %cs,%ax"); -} - -u_short _go32_my_ds() -{ - asm("movw %ds,%ax"); -} - -u_short _go32_my_ss() -{ - asm("movw %ss,%ax"); -} - -u_short _go32_conventional_mem_selector() -{ - return _go32_info_block.selector_for_linear_memory; -} - -static _go32_dpmi_registers regs; -static volatile u_long ctrl_break_count = 0; -static int ctrl_break_hooked = 0; -static _go32_dpmi_seginfo old_vector; -static _go32_dpmi_seginfo new_vector; - -static ctrl_break_isr(_go32_dpmi_registers *regs) -{ - ctrl_break_count ++; -} - -u_long _go32_was_ctrl_break_hit() -{ - u_long cnt; - _go32_want_ctrl_break(1); - cnt = ctrl_break_count; - ctrl_break_count = 0; - return cnt; -} - -void _go32_want_ctrl_break(int yes) -{ - if (yes) - { - if (ctrl_break_hooked) - return; - _go32_dpmi_get_real_mode_interrupt_vector(0x1b, &old_vector); - - new_vector.pm_offset = (int)ctrl_break_isr; - _go32_dpmi_allocate_real_mode_callback_iret(&new_vector, ®s); - _go32_dpmi_set_real_mode_interrupt_vector(0x1b, &new_vector); - ctrl_break_count = 0; - ctrl_break_hooked = 1; - } - else - { - if (!ctrl_break_hooked) - return; - _go32_dpmi_set_real_mode_interrupt_vector(0x1b, &old_vector); - _go32_dpmi_free_real_mode_callback(&new_vector); - ctrl_break_count = 0; - ctrl_break_hooked = 0; - } -} -- cgit v1.2.3