X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/1b94449f31e3c35ab82023e4f90cbb796ec5558f..e92928a72de3ccb09acf5101b3d9d0cb18f12999:/src/dosfns.c diff --git a/src/dosfns.c b/src/dosfns.c index 82af5adb9c..22aaa62f0d 100644 --- a/src/dosfns.c +++ b/src/dosfns.c @@ -1,12 +1,13 @@ /* MS-DOS specific Lisp utilities. Coded by Manabu Higashida, 1991. Major changes May-July 1993 Morten Welinder (only 10% original code left) - Copyright (C) 1991, 1993 Free Software Foundation, Inc. + Copyright (C) 1991, 1993, 1996, 1997, 1998, 2001, 2002, 2003, 2004, + 2005, 2006 Free Software Foundation, Inc. This file is part of GNU Emacs. GNU Emacs is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 1, or (at your option) +the Free Software Foundation; either version 2, or (at your option) any later version. GNU Emacs is distributed in the hope that it will be useful, @@ -16,161 +17,311 @@ GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Emacs; see the file COPYING. If not, write to -the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ +the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ - -#include "config.h" +#include #ifdef MSDOS /* The entire file is within this conditional */ #include +#include #include #include "lisp.h" #include "buffer.h" #include "termchar.h" #include "termhooks.h" #include "frame.h" +#include "blockinput.h" +#include "window.h" #include "dosfns.h" #include "msdos.h" +#include "dispextern.h" +#include "charset.h" +#include "coding.h" +#include +#include +#include +#include + +#ifndef __DJGPP_MINOR__ +# define __tb _go32_info_block.linear_address_of_transfer_buffer; +#endif -static void -mode_resetsize () +DEFUN ("int86", Fint86, Sint86, 2, 2, 0, + doc: /* Call specific MSDOS interrupt number INTERRUPT with REGISTERS. +Return the updated REGISTER vector. + +INTERRUPT should be an integer in the range 0 to 255. +REGISTERS should be a vector produced by `make-register' and +`set-register-value'. */) + (interrupt, registers) + Lisp_Object interrupt, registers; { - Fset_screen_width (ScreenCols (), Qnil); - Fset_screen_height (ScreenRows (), Qnil); + register int i; + int no; + union REGS inregs, outregs; + Lisp_Object val; + + CHECK_NUMBER (interrupt); + no = (unsigned long) XINT (interrupt); + CHECK_VECTOR (registers); + if (no < 0 || no > 0xff || XVECTOR (registers)-> size != 8) + return Qnil; + for (i = 0; i < 8; i++) + CHECK_NUMBER (XVECTOR (registers)->contents[i]); + + inregs.x.ax = (unsigned long) XFASTINT (XVECTOR (registers)->contents[0]); + inregs.x.bx = (unsigned long) XFASTINT (XVECTOR (registers)->contents[1]); + inregs.x.cx = (unsigned long) XFASTINT (XVECTOR (registers)->contents[2]); + inregs.x.dx = (unsigned long) XFASTINT (XVECTOR (registers)->contents[3]); + inregs.x.si = (unsigned long) XFASTINT (XVECTOR (registers)->contents[4]); + inregs.x.di = (unsigned long) XFASTINT (XVECTOR (registers)->contents[5]); + inregs.x.cflag = (unsigned long) XFASTINT (XVECTOR (registers)->contents[6]); + inregs.x.flags = (unsigned long) XFASTINT (XVECTOR (registers)->contents[7]); + + int86 (no, &inregs, &outregs); + + XVECTOR (registers)->contents[0] = make_number (outregs.x.ax); + XVECTOR (registers)->contents[1] = make_number (outregs.x.bx); + XVECTOR (registers)->contents[2] = make_number (outregs.x.cx); + XVECTOR (registers)->contents[3] = make_number (outregs.x.dx); + XVECTOR (registers)->contents[4] = make_number (outregs.x.si); + XVECTOR (registers)->contents[5] = make_number (outregs.x.di); + XVECTOR (registers)->contents[6] = make_number (outregs.x.cflag); + XVECTOR (registers)->contents[7] = make_number (outregs.x.flags); + + return registers; } -DEFUN ("mode25", Fmode25, Smode25, 0, 0, "", - "Set the number of rows to 25.") - () +DEFUN ("msdos-memget", Fdos_memget, Sdos_memget, 2, 2, 0, + doc: /* Read DOS memory at offset ADDRESS into VECTOR. +Return the updated VECTOR. */) + (address, vector) + Lisp_Object address, vector; { - union REGS regs; + register int i; + int offs, len; + char *buf; + Lisp_Object val; - if (have_mouse) Mouse_off (); - regs.x.ax = 3; - int86 (0x10, ®s, ®s); - regs.x.ax = 0x1101; - regs.h.bl = 0; - int86 (0x10, ®s, ®s); - regs.x.ax = 0x1200; - regs.h.bl = 32; - int86 (0x10, ®s, ®s); - regs.x.ax = 3; - int86 (0x10, ®s, ®s); - mode_resetsize (); - Frecenter (Qnil); - Fredraw_display (); - if (have_mouse) Mouse_init (); -} - -DEFUN ("mode4350", Fmode4350, Smode4350, 0, 0, "", - "Set the number of rows to 43 (EGA) or 50 (VGA).") - () -{ - union REGS regs; + CHECK_NUMBER (address); + offs = (unsigned long) XINT (address); + CHECK_VECTOR (vector); + len = XVECTOR (vector)-> size; + if (len < 1 || len > 2048 || offs < 0 || offs > 0xfffff - len) + return Qnil; + buf = alloca (len); + dosmemget (offs, len, buf); - if (have_mouse) Mouse_off (); - regs.x.ax = 3; - int86 (0x10, ®s, ®s); - regs.x.ax = 0x1112; - regs.h.bl = 0; - int86 (0x10, ®s, ®s); - regs.x.ax = 0x1200; - regs.h.bl = 32; - int86 (0x10, ®s, ®s); - regs.x.ax = 0x0100; - regs.x.cx = 7; - int86 (0x10, ®s, ®s); - mode_resetsize (); - Frecenter (Qnil); - Fredraw_display (); - if (have_mouse) Mouse_init (); + for (i = 0; i < len; i++) + XVECTOR (vector)->contents[i] = make_number (buf[i]); + + return vector; } -DEFUN ("int86", Fint86, Sint86, 2, 2, 0, - "Call specific MSDOS interrupt number INTERRUPT with REGISTERS.\n\ -Return the updated REGISTER vector.\n\ -\n\ -INTERRUPT should be an integer in the range 0 to 255.\n\ -REGISTERS should be a vector produced by `make-register' and\n\ -`set-register-value'.") - (intno, regs) - Lisp_Object intno, regs; +DEFUN ("msdos-memput", Fdos_memput, Sdos_memput, 2, 2, 0, + doc: /* Write DOS memory at offset ADDRESS from VECTOR. */) + (address, vector) + Lisp_Object address, vector; { register int i; - int no; - union REGS inregs, outregs; + int offs, len; + char *buf; Lisp_Object val; - CHECK_NUMBER (intno, 0); - no = (unsigned long) XINT (intno); - CHECK_VECTOR (regs, 1); - if (no < 0 || no > 0xff || XVECTOR (regs)-> size != 8) + CHECK_NUMBER (address); + offs = (unsigned long) XINT (address); + CHECK_VECTOR (vector); + len = XVECTOR (vector)-> size; + if (len < 1 || len > 2048 || offs < 0 || offs > 0xfffff - len) return Qnil; - for (i = 0; i < 8; i++) - CHECK_NUMBER (XVECTOR (regs)->contents[i], 1); + buf = alloca (len); + + for (i = 0; i < len; i++) + { + CHECK_NUMBER (XVECTOR (vector)->contents[i]); + buf[i] = (unsigned char) XFASTINT (XVECTOR (vector)->contents[i]) & 0xFF; + } - inregs.x.ax = (unsigned long) XFASTINT (XVECTOR (regs)->contents[0]); - inregs.x.bx = (unsigned long) XFASTINT (XVECTOR (regs)->contents[1]); - inregs.x.cx = (unsigned long) XFASTINT (XVECTOR (regs)->contents[2]); - inregs.x.dx = (unsigned long) XFASTINT (XVECTOR (regs)->contents[3]); - inregs.x.si = (unsigned long) XFASTINT (XVECTOR (regs)->contents[4]); - inregs.x.di = (unsigned long) XFASTINT (XVECTOR (regs)->contents[5]); - inregs.x.cflag = (unsigned long) XFASTINT (XVECTOR (regs)->contents[6]); - inregs.x.flags = (unsigned long) XFASTINT (XVECTOR (regs)->contents[7]); + dosmemput (buf, len, offs); + return Qt; +} - int86 (no, &inregs, &outregs); +DEFUN ("msdos-set-keyboard", Fmsdos_set_keyboard, Smsdos_set_keyboard, 1, 2, 0, + doc: /* Set keyboard layout according to COUNTRY-CODE. +If the optional argument ALLKEYS is non-nil, the keyboard is mapped for +all keys; otherwise it is only used when the ALT key is pressed. +The current keyboard layout is available in dos-keyboard-code. */) + (country_code, allkeys) + Lisp_Object country_code, allkeys; +{ + CHECK_NUMBER (country_code); + if (!dos_set_keyboard (XINT (country_code), !NILP (allkeys))) + return Qnil; + return Qt; +} + +#ifndef HAVE_X_WINDOWS +/* Later we might want to control the mouse interface with this function, + e.g., with respect to non-80 column screen modes. */ + +DEFUN ("msdos-mouse-p", Fmsdos_mouse_p, Smsdos_mouse_p, 0, 0, 0, + doc: /* Report whether a mouse is present. */) + () +{ + if (have_mouse) + return Qt; + else + return Qnil; +} +#endif - XVECTOR (regs)->contents[0] = make_number (outregs.x.ax); - XVECTOR (regs)->contents[1] = make_number (outregs.x.bx); - XVECTOR (regs)->contents[2] = make_number (outregs.x.cx); - XVECTOR (regs)->contents[3] = make_number (outregs.x.dx); - XVECTOR (regs)->contents[4] = make_number (outregs.x.si); - XVECTOR (regs)->contents[5] = make_number (outregs.x.di); - XVECTOR (regs)->contents[6] = make_number (outregs.x.cflag); - XVECTOR (regs)->contents[7] = make_number (outregs.x.flags); +DEFUN ("msdos-mouse-init", Fmsdos_mouse_init, Smsdos_mouse_init, 0, 0, "", + doc: /* Initialize and enable mouse if available. */) + () +{ + if (have_mouse) + { + have_mouse = 1; + mouse_init (); + return Qt; + } + return Qnil; +} - return regs; +DEFUN ("msdos-mouse-enable", Fmsdos_mouse_enable, Smsdos_mouse_enable, 0, 0, "", + doc: /* Enable mouse if available. */) + () +{ + if (have_mouse) + { + have_mouse = 1; + mouse_on (); + } + return have_mouse ? Qt : Qnil; } -int dos_country_code; -int dos_codepage; +DEFUN ("msdos-mouse-disable", Fmsdos_mouse_disable, Smsdos_mouse_disable, 0, 0, "", + doc: /* Disable mouse if available. */) + () +{ + mouse_off (); + if (have_mouse) have_mouse = -1; + return Qnil; +} + +DEFUN ("insert-startup-screen", Finsert_startup_screen, Sinsert_startup_screen, 0, 0, "", + doc: /* Insert copy of screen contents prior to starting emacs. +Return nil if startup screen is not available. */) + () +{ + char *s; + int rows, cols, i, j; + + if (!dos_get_saved_screen (&s, &rows, &cols)) + return Qnil; + + for (i = 0; i < rows; i++) + { + for (j = 0; j < cols; j++) + { + insert_char (*s); + s += 2; + } + insert_char ('\n'); + } + + return Qt; +} + +/* country info */ +EMACS_INT dos_country_code; +EMACS_INT dos_codepage; +EMACS_INT dos_timezone_offset; +EMACS_INT dos_decimal_point; +EMACS_INT dos_keyboard_layout; +unsigned char dos_country_info[DOS_COUNTRY_INFO]; +static unsigned char usa_country_info[DOS_COUNTRY_INFO] = { + 0, 0, /* date format */ + '$', 0, 0, 0, 0, /* currency string */ + ',', 0, /* thousands separator */ + '.', 0, /* decimal separator */ + '/', 0, /* date separator */ + ':', 0, /* time separator */ + 0, /* currency format */ + 2, /* digits after decimal in currency */ + 0, /* time format */ + 0, 0, 0, 0, /* address of case map routine, GPF if used */ + ' ', 0, /* data-list separator (?) */ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 /* reserved */ +}; + +EMACS_INT dos_hyper_key; +EMACS_INT dos_super_key; +EMACS_INT dos_keypad_mode; + Lisp_Object Vdos_version; +Lisp_Object Vdos_display_scancodes; + +#ifndef HAVE_X_WINDOWS +static unsigned dos_windows_version; +Lisp_Object Vdos_windows_version; + +char parent_vm_title[50]; /* Ralf Brown says 30 is enough */ +int w95_set_virtual_machine_title (const char *); + +void +restore_parent_vm_title (void) +{ + if (NILP (Vdos_windows_version)) + return; + if ((dos_windows_version & 0xff) >= 4 && parent_vm_title[0]) + w95_set_virtual_machine_title (parent_vm_title); + delay (50); +} +#endif /* !HAVE_X_WINDOWS */ void init_dosfns () { union REGS regs; - _go32_dpmi_seginfo info; _go32_dpmi_registers dpmiregs; + unsigned long xbuf = _go32_info_block.linear_address_of_transfer_buffer; +#ifndef SYSTEM_MALLOC get_lim_data (); /* why the hell isn't this called elsewhere? */ +#endif regs.x.ax = 0x3000; intdos (®s, ®s); Vdos_version = Fcons (make_number (regs.h.al), make_number (regs.h.ah)); - /* Obtain the country code by calling Dos via Dpmi. Don't rely on GO32. */ - info.size = (34 + 15) / 16; - if (_go32_dpmi_allocate_dos_memory (&info)) - dos_country_code = 1; + /* Obtain the country code via DPMI, use DJGPP transfer buffer. */ + dpmiregs.x.ax = 0x3800; + dpmiregs.x.ds = xbuf >> 4; + dpmiregs.x.dx = 0; + dpmiregs.x.ss = dpmiregs.x.sp = dpmiregs.x.flags = 0; + _go32_dpmi_simulate_int (0x21, &dpmiregs); + if (dpmiregs.x.flags & 1) + { + dos_country_code = 1; /* assume USA if 213800 failed */ + memcpy (dos_country_info, usa_country_info, DOS_COUNTRY_INFO); + } else { - dpmiregs.x.ax = 0x3800; - dpmiregs.x.ds = info.rm_segment; - dpmiregs.x.dx = 0; - dpmiregs.x.ss = dpmiregs.x.sp = 0; - _go32_dpmi_simulate_int (0x21, &dpmiregs); dos_country_code = dpmiregs.x.bx; - _go32_dpmi_free_dos_memory (&info); + dosmemget (xbuf, DOS_COUNTRY_INFO, dos_country_info); } + dos_set_keyboard (dos_country_code, 0); + regs.x.ax = 0x6601; intdos (®s, ®s); if (regs.x.cflag) /* Estimate code page from country code */ - switch (dos_country_code) + switch (dos_country_code) { case 45: /* Denmark */ case 47: /* Norway */ @@ -182,34 +333,324 @@ init_dosfns () } else dos_codepage = regs.x.bx & 0xffff; + +#ifndef HAVE_X_WINDOWS + parent_vm_title[0] = '\0'; + + /* If we are running from DOS box on MS-Windows, get Windows version. */ + dpmiregs.x.ax = 0x1600; /* enhanced mode installation check */ + dpmiregs.x.ss = dpmiregs.x.sp = dpmiregs.x.flags = 0; + _go32_dpmi_simulate_int (0x2f, &dpmiregs); + /* We only support Windows-specific features when we run on Windows 9X + or on Windows 3.X/enhanced mode. + + Int 2Fh/AX=1600h returns: + + AL = 00: no Windows at all; + AL = 01: Windows/386 2.x; + AL = 80h: Windows 3.x in mode other than enhanced; + AL = FFh: Windows/386 2.x + + We also check AH > 0 (Windows 3.1 or later), in case AL tricks us. */ + if (dpmiregs.h.al > 2 && dpmiregs.h.al != 0x80 && dpmiregs.h.al != 0xff + && (dpmiregs.h.al > 3 || dpmiregs.h.ah > 0)) + { + dos_windows_version = dpmiregs.x.ax; + Vdos_windows_version = + Fcons (make_number (dpmiregs.h.al), make_number (dpmiregs.h.ah)); + + /* Save the current title of this virtual machine, so we can restore + it before exiting. Otherwise, Windows 95 will continue to use + the title we set even after we are history, stupido... */ + if (dpmiregs.h.al >= 4) + { + dpmiregs.x.ax = 0x168e; + dpmiregs.x.dx = 3; /* get VM title */ + dpmiregs.x.cx = sizeof(parent_vm_title) - 1; + dpmiregs.x.es = __tb >> 4; + dpmiregs.x.di = __tb & 15; + dpmiregs.x.sp = dpmiregs.x.ss = dpmiregs.x.flags = 0; + _go32_dpmi_simulate_int (0x2f, &dpmiregs); + if (dpmiregs.x.ax == 1) + dosmemget (__tb, sizeof(parent_vm_title), parent_vm_title); + } + } + else + { + dos_windows_version = 0; + Vdos_windows_version = Qnil; + } +#endif /* !HAVE_X_WINDOWS */ + +#if __DJGPP__ >= 2 + + /* Without this, we never see hidden files. + Don't OR it with the previous value, so the value recorded at dump + time, possibly with `preserve-case' flags set, won't get through. */ + __opendir_flags = __OPENDIR_FIND_HIDDEN; + +#if __DJGPP_MINOR__ == 0 + /* Under LFN, preserve the case of files as recorded in the directory + (in DJGPP 2.01 and later this is automagically done by the library). */ + if (!NILP (Fmsdos_long_file_names ())) + __opendir_flags |= __OPENDIR_PRESERVE_CASE; +#endif /* __DJGPP_MINOR__ == 0 */ +#endif /* __DJGPP__ >= 2 */ } +#ifndef HAVE_X_WINDOWS + +/* Emulation of some X window features from xfns.c and xfaces.c. */ + +/* Standard VGA colors, in the order of their standard numbering + in the default VGA palette. */ +static char *vga_colors[16] = { + "black", "blue", "green", "cyan", "red", "magenta", "brown", + "lightgray", "darkgray", "lightblue", "lightgreen", "lightcyan", + "lightred", "lightmagenta", "yellow", "white" +}; + +/* Given a color name, return its index, or -1 if not found. Note + that this only performs case-insensitive comparison against the + standard names. For anything more sophisticated, like matching + "gray" with "grey" or translating X color names into their MSDOS + equivalents, call the Lisp function Qtty_color_desc (defined + on lisp/term/tty-colors.el). */ +int +msdos_stdcolor_idx (const char *name) +{ + int i; + + for (i = 0; i < sizeof (vga_colors) / sizeof (vga_colors[0]); i++) + if (strcasecmp (name, vga_colors[i]) == 0) + return i; + + return + strcmp (name, unspecified_fg) == 0 ? FACE_TTY_DEFAULT_FG_COLOR + : strcmp (name, unspecified_bg) == 0 ? FACE_TTY_DEFAULT_BG_COLOR + : FACE_TTY_DEFAULT_COLOR; +} + +/* Given a color index, return its standard name. */ +Lisp_Object +msdos_stdcolor_name (int idx) +{ + extern Lisp_Object Qunspecified; + + if (idx == FACE_TTY_DEFAULT_FG_COLOR) + return build_string (unspecified_fg); + else if (idx == FACE_TTY_DEFAULT_BG_COLOR) + return build_string (unspecified_bg); + else if (idx >= 0 && idx < sizeof (vga_colors) / sizeof (vga_colors[0])) + return build_string (vga_colors[idx]); + else + return Qunspecified; /* meaning the default */ +} + +/* Support for features that are available when we run in a DOS box + on MS-Windows. */ +int +ms_windows_version (void) +{ + return dos_windows_version; +} + +/* Set the title of the current virtual machine, to appear on + the caption bar of that machine's window. */ + +int +w95_set_virtual_machine_title (const char *title_string) +{ + /* Only Windows 9X (version 4 and higher) support this function. */ + if (!NILP (Vdos_windows_version) + && (dos_windows_version & 0xff) >= 4) + { + _go32_dpmi_registers regs; + dosmemput (title_string, strlen (title_string) + 1, __tb); + regs.x.ax = 0x168e; + regs.x.dx = 1; + regs.x.es = __tb >> 4; + regs.x.di = __tb & 15; + regs.x.sp = regs.x.ss = regs.x.flags = 0; + _go32_dpmi_simulate_int (0x2f, ®s); + return regs.x.ax == 1; + } + return 0; +} + +/* Change the title of frame F to NAME. + If NAME is nil, use the frame name as the title. + + If Emacs is not run from a DOS box on Windows 9X, this only + sets the name in the frame struct, but has no other effects. */ + +void +x_set_title (f, name) + struct frame *f; + Lisp_Object name; +{ + /* Don't change the title if it's already NAME. */ + if (EQ (name, f->title)) + return; + + update_mode_lines = 1; + + f->title = name; + + if (NILP (name)) + name = f->name; + + if (FRAME_MSDOS_P (f)) + { + BLOCK_INPUT; + w95_set_virtual_machine_title (SDATA (name)); + UNBLOCK_INPUT; + } +} +#endif /* !HAVE_X_WINDOWS */ + +DEFUN ("file-system-info", Ffile_system_info, Sfile_system_info, 1, 1, 0, + doc: /* Return storage information about the file system FILENAME is on. +Value is a list of floats (TOTAL FREE AVAIL), where TOTAL is the total +storage of the file system, FREE is the free storage, and AVAIL is the +storage available to a non-superuser. All 3 numbers are in bytes. +If the underlying system call fails, value is nil. */) + (filename) + Lisp_Object filename; +{ + struct statfs stfs; + Lisp_Object encoded, value; + + CHECK_STRING (filename); + filename = Fexpand_file_name (filename, Qnil); + encoded = ENCODE_FILE (filename); + + if (statfs (SDATA (encoded), &stfs)) + value = Qnil; + else + value = list3 (make_float ((double) stfs.f_bsize * stfs.f_blocks), + make_float ((double) stfs.f_bsize * stfs.f_bfree), + make_float ((double) stfs.f_bsize * stfs.f_bavail)); + + return value; +} + +void +dos_cleanup (void) +{ +#ifndef HAVE_X_WINDOWS + restore_parent_vm_title (); +#endif + /* Make sure the termscript file is committed, in case we are + crashing and some vital info was written there. */ + if (termscript) + { + fflush (termscript); + fsync (fileno (termscript)); + } +} + /* * Define everything */ syms_of_dosfns () { - defsubr (&Smode25); - defsubr (&Smode4350); defsubr (&Sint86); + defsubr (&Sdos_memget); + defsubr (&Sdos_memput); + defsubr (&Smsdos_mouse_init); + defsubr (&Smsdos_mouse_enable); + defsubr (&Smsdos_set_keyboard); + defsubr (&Sinsert_startup_screen); + defsubr (&Smsdos_mouse_disable); + defsubr (&Sfile_system_info); +#ifndef HAVE_X_WINDOWS + defsubr (&Smsdos_mouse_p); +#endif DEFVAR_INT ("dos-country-code", &dos_country_code, - "The country code returned by Dos when Emacs was started.\n\ -Usually this is the international telephone prefix."); + doc: /* The country code returned by Dos when Emacs was started. +Usually this is the international telephone prefix. */); DEFVAR_INT ("dos-codepage", &dos_codepage, - "The codepage active when Emacs was started.\n\ + doc: /* The codepage active when Emacs was started. The following are known: - 437 US - 850 Multilingual - 852 Slavic/Latin II + 437 United States + 850 Multilingual (Latin I) + 852 Slavic (Latin II) 857 Turkish 860 Portugal 861 Iceland 863 Canada (French) - 865 Norway/Denmark"); + 865 Norway/Denmark */); + + DEFVAR_INT ("dos-timezone-offset", &dos_timezone_offset, + doc: /* The current timezone offset to UTC in minutes. +Implicitly modified when the TZ variable is changed. */); DEFVAR_LISP ("dos-version", &Vdos_version, - "The (MAJOR . MINOR) Dos version (subject to modification with setver)."); + doc: /* The (MAJOR . MINOR) Dos version (subject to modification with setver). */); + +#ifndef HAVE_X_WINDOWS + DEFVAR_LISP ("dos-windows-version", &Vdos_windows_version, + doc: /* The (MAJOR . MINOR) Windows version for DOS session on MS-Windows. */); +#endif + + DEFVAR_LISP ("dos-display-scancodes", &Vdos_display_scancodes, + doc: /* *Controls whether DOS raw keyboard events are displayed as you type. +When non-nil, the keyboard scan-codes are displayed at the bottom right +corner of the display (typically at the end of the mode line). +The output format is: scan code:char code*modifiers. */); + + Vdos_display_scancodes = Qnil; + + DEFVAR_INT ("dos-hyper-key", &dos_hyper_key, + doc: /* *If set to 1, use right ALT key as hyper key. +If set to 2, use right CTRL key as hyper key. */); + dos_hyper_key = 0; + + DEFVAR_INT ("dos-super-key", &dos_super_key, + doc: /* *If set to 1, use right ALT key as super key. +If set to 2, use right CTRL key as super key. */); + dos_super_key = 0; + + DEFVAR_INT ("dos-keypad-mode", &dos_keypad_mode, + doc: /* *Controls what key code is returned by a key in the numeric keypad. +The `numlock ON' action is only taken if no modifier keys are pressed. +The value is an integer constructed by adding the following bits together: + + 0x00 Digit key returns digit (if numlock ON) + 0x01 Digit key returns kp-digit (if numlock ON) + 0x02 Digit key returns M-digit (if numlock ON) + 0x03 Digit key returns edit key (if numlock ON) + + 0x00 Grey key returns char (if numlock ON) + 0x04 Grey key returns kp-key (if numlock ON) + + 0x00 Digit key returns digit (if numlock OFF) + 0x10 Digit key returns kp-digit (if numlock OFF) + 0x20 Digit key returns M-digit (if numlock OFF) + 0x30 Digit key returns edit key (if numlock OFF) + + 0x00 Grey key returns char (if numlock OFF) + 0x40 Grey key returns kp-key (if numlock OFF) + + 0x200 ALT-0..ALT-9 in top-row produces shifted codes. */); + dos_keypad_mode = 0x75; + + DEFVAR_INT ("dos-keyboard-layout", &dos_keyboard_layout, + doc: /* Contains the country code for the current keyboard layout. +Use msdos-set-keyboard to select another keyboard layout. */); + dos_keyboard_layout = 1; /* US */ + + DEFVAR_INT ("dos-decimal-point", &dos_decimal_point, + doc: /* The character to produce when kp-decimal key is pressed. +If non-zero, this variable contains the character to be returned when the +decimal point key in the numeric keypad is pressed when Num Lock is on. +If zero, the decimal point key returns the country code specific value. */); + dos_decimal_point = 0; } #endif /* MSDOS */ + +/* arch-tag: f5ea8847-a014-42c9-83f5-7738ad640b17 + (do not change this comment) */