X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/6821243b5fcf462f520d69e4b794e44fb00f1837..e8f4db18e24675bf5f5a5c722936e89c3c97290a:/src/dosfns.c diff --git a/src/dosfns.c b/src/dosfns.c index 59fdd67f93..c256595cc1 100644 --- a/src/dosfns.c +++ b/src/dosfns.c @@ -1,6 +1,7 @@ /* 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, 1996, 1997 Free Software Foundation, Inc. + Copyright (C) 1991, 1993, 1996, 1997, 1998, 2001, 2002, 2003, 2004, + 2005 Free Software Foundation, Inc. This file is part of GNU Emacs. @@ -16,9 +17,8 @@ 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, Inc., 59 Temple Place - Suite 330, -Boston, MA 02111-1307, USA. */ - +the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, +Boston, MA 02110-1301, USA. */ #include @@ -38,36 +38,39 @@ Boston, MA 02111-1307, USA. */ #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 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'.") - (interrupt, registers) - Lisp_Object interrupt, registers; + 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; { register int i; int no; union REGS inregs, outregs; Lisp_Object val; - CHECK_NUMBER (interrupt, 0); + CHECK_NUMBER (interrupt); no = (unsigned long) XINT (interrupt); - CHECK_VECTOR (registers, 1); - if (no < 0 || no > 0xff || XVECTOR (registers)-> size != 8) + 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], 1); + 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]); @@ -93,25 +96,25 @@ REGISTERS should be a vector produced by `make-register' and\n\ } DEFUN ("msdos-memget", Fdos_memget, Sdos_memget, 2, 2, 0, - "Read DOS memory at offset ADDRESS into VECTOR.\n\ -Return the updated VECTOR.") - (address, vector) - Lisp_Object address, vector; + doc: /* Read DOS memory at offset ADDRESS into VECTOR. +Return the updated VECTOR. */) + (address, vector) + Lisp_Object address, vector; { register int i; int offs, len; char *buf; Lisp_Object val; - CHECK_NUMBER (address, 0); + CHECK_NUMBER (address); offs = (unsigned long) XINT (address); - CHECK_VECTOR (vector, 1); + CHECK_VECTOR (vector); len = XVECTOR (vector)-> size; - if (len < 1 || len > 2048 || address < 0 || address > 0xfffff - len) + if (len < 1 || len > 2048 || offs < 0 || offs > 0xfffff - len) return Qnil; buf = alloca (len); dosmemget (offs, len, buf); - + for (i = 0; i < len; i++) XVECTOR (vector)->contents[i] = make_number (buf[i]); @@ -119,26 +122,26 @@ Return the updated VECTOR.") } DEFUN ("msdos-memput", Fdos_memput, Sdos_memput, 2, 2, 0, - "Write DOS memory at offset ADDRESS from VECTOR.") - (address, vector) - Lisp_Object address, vector; + doc: /* Write DOS memory at offset ADDRESS from VECTOR. */) + (address, vector) + Lisp_Object address, vector; { register int i; int offs, len; char *buf; Lisp_Object val; - CHECK_NUMBER (address, 0); + CHECK_NUMBER (address); offs = (unsigned long) XINT (address); - CHECK_VECTOR (vector, 1); + CHECK_VECTOR (vector); len = XVECTOR (vector)-> size; - if (len < 1 || len > 2048 || address < 0 || address > 0xfffff - len) + if (len < 1 || len > 2048 || offs < 0 || offs > 0xfffff - len) return Qnil; buf = alloca (len); for (i = 0; i < len; i++) { - CHECK_NUMBER (XVECTOR (vector)->contents[i], 1); + CHECK_NUMBER (XVECTOR (vector)->contents[i]); buf[i] = (unsigned char) XFASTINT (XVECTOR (vector)->contents[i]) & 0xFF; } @@ -147,14 +150,14 @@ DEFUN ("msdos-memput", Fdos_memput, Sdos_memput, 2, 2, 0, } DEFUN ("msdos-set-keyboard", Fmsdos_set_keyboard, Smsdos_set_keyboard, 1, 2, 0, - "Set keyboard layout according to COUNTRY-CODE.\n\ -If the optional argument ALLKEYS is non-nil, the keyboard is mapped for\n\ -all keys; otherwise it is only used when the ALT key is pressed.\n\ -The current keyboard layout is available in dos-keyboard-code.") - (country_code, allkeys) - Lisp_Object country_code; + 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, 0); + CHECK_NUMBER (country_code); if (!dos_set_keyboard (XINT (country_code), !NILP (allkeys))) return Qnil; return Qt; @@ -164,8 +167,8 @@ The current keyboard layout is available in dos-keyboard-code.") /* 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, "\ -Report whether a mouse is present.") +DEFUN ("msdos-mouse-p", Fmsdos_mouse_p, Smsdos_mouse_p, 0, 0, 0, + doc: /* Report whether a mouse is present. */) () { if (have_mouse) @@ -173,17 +176,11 @@ Report whether a mouse is present.") else return Qnil; } - -/* Function to translate colour names to integers. See lisp/term/pc-win.el - for its definition. */ - -Lisp_Object Qmsdos_color_translate; #endif - DEFUN ("msdos-mouse-init", Fmsdos_mouse_init, Smsdos_mouse_init, 0, 0, "", - "Initialize and enable mouse if available.") - () + doc: /* Initialize and enable mouse if available. */) + () { if (have_mouse) { @@ -195,8 +192,8 @@ DEFUN ("msdos-mouse-init", Fmsdos_mouse_init, Smsdos_mouse_init, 0, 0, "", } DEFUN ("msdos-mouse-enable", Fmsdos_mouse_enable, Smsdos_mouse_enable, 0, 0, "", - "Enable mouse if available.") - () + doc: /* Enable mouse if available. */) + () { if (have_mouse) { @@ -207,26 +204,25 @@ DEFUN ("msdos-mouse-enable", Fmsdos_mouse_enable, Smsdos_mouse_enable, 0, 0, "", } DEFUN ("msdos-mouse-disable", Fmsdos_mouse_disable, Smsdos_mouse_disable, 0, 0, "", - "Disable mouse if available.") - () + 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, "", "\ -Insert copy of screen contents prior to starting emacs.\n\ -Return nil if startup screen is not available.") - () +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; - int i, j; - + 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++) @@ -241,11 +237,11 @@ Return nil if startup screen is not available.") } /* country info */ -int dos_country_code; -int dos_codepage; -int dos_timezone_offset; -int dos_decimal_point; -int dos_keyboard_layout; +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 */ @@ -262,9 +258,9 @@ static unsigned char usa_country_info[DOS_COUNTRY_INFO] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 /* reserved */ }; -int dos_hyper_key; -int dos_super_key; -int dos_keypad_mode; +EMACS_INT dos_hyper_key; +EMACS_INT dos_super_key; +EMACS_INT dos_keypad_mode; Lisp_Object Vdos_version; Lisp_Object Vdos_display_scancodes; @@ -286,7 +282,7 @@ restore_parent_vm_title (void) delay (50); } #endif /* !HAVE_X_WINDOWS */ - + void init_dosfns () { @@ -325,7 +321,7 @@ init_dosfns () 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 */ @@ -418,8 +414,8 @@ static char *vga_colors[16] = { 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 Qmsdos_color_translate (defined - on lisp/term/pc-win.el). */ + equivalents, call the Lisp function Qtty_color_desc (defined + on lisp/term/tty-colors.el). */ int msdos_stdcolor_idx (const char *name) { @@ -429,16 +425,26 @@ msdos_stdcolor_idx (const char *name) if (strcasecmp (name, vga_colors[i]) == 0) return i; - return FACE_TTY_DEFAULT_COLOR; + 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. */ -char * +Lisp_Object msdos_stdcolor_name (int idx) { - if (idx < 0 || idx >= sizeof (vga_colors) / sizeof (vga_colors[0])) - return ""; /* meaning the default */ - return vga_colors[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 @@ -497,12 +503,38 @@ x_set_title (f, name) if (FRAME_MSDOS_P (f)) { BLOCK_INPUT; - w95_set_virtual_machine_title (XSTRING (name)->data); + 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) { @@ -531,89 +563,94 @@ syms_of_dosfns () defsubr (&Smsdos_set_keyboard); defsubr (&Sinsert_startup_screen); defsubr (&Smsdos_mouse_disable); + defsubr (&Sfile_system_info); #ifndef HAVE_X_WINDOWS defsubr (&Smsdos_mouse_p); - Qmsdos_color_translate = intern ("msdos-color-translate"); - staticpro (&Qmsdos_color_translate); #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\ -The following are known:\n\ - 437 United States\n\ - 850 Multilingual (Latin I)\n\ - 852 Slavic (Latin II)\n\ - 857 Turkish\n\ - 860 Portugal\n\ - 861 Iceland\n\ - 863 Canada (French)\n\ - 865 Norway/Denmark"); + doc: /* The codepage active when Emacs was started. +The following are known: + 437 United States + 850 Multilingual (Latin I) + 852 Slavic (Latin II) + 857 Turkish + 860 Portugal + 861 Iceland + 863 Canada (French) + 865 Norway/Denmark */); DEFVAR_INT ("dos-timezone-offset", &dos_timezone_offset, - "The current timezone offset to UTC in minutes. -Implicitly modified when the TZ variable is changed."); - + 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, - "The (MAJOR . MINOR) Windows version for DOS session on MS-Windows."); + doc: /* The (MAJOR . MINOR) Windows version for DOS session on MS-Windows. */); #endif DEFVAR_LISP ("dos-display-scancodes", &Vdos_display_scancodes, - "*When non-nil, the keyboard scan-codes are displayed at the bottom right\n\ -corner of the display (typically at the end of the mode line).\n\ -The output format is: scan code:char code*modifiers."); + 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, - "*If set to 1, use right ALT key as hyper key.\n\ -If set to 2, use right CTRL key as 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, - "*If set to 1, use right ALT key as super key.\n\ -If set to 2, use right CTRL key as 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, - "*Controls what key code is returned by a key in the numeric keypad.\n\ -The `numlock ON' action is only taken if no modifier keys are pressed.\n\ -The value is an integer constructed by adding the following bits together:\n\ - \n\ - 0x00 Digit key returns digit (if numlock ON)\n\ - 0x01 Digit key returns kp-digit (if numlock ON)\n\ - 0x02 Digit key returns M-digit (if numlock ON)\n\ - 0x03 Digit key returns edit key (if numlock ON)\n\ - \n\ - 0x00 Grey key returns char (if numlock ON)\n\ - 0x04 Grey key returns kp-key (if numlock ON)\n\ - \n\ - 0x00 Digit key returns digit (if numlock OFF)\n\ - 0x10 Digit key returns kp-digit (if numlock OFF)\n\ - 0x20 Digit key returns M-digit (if numlock OFF)\n\ - 0x30 Digit key returns edit key (if numlock OFF)\n\ - \n\ - 0x00 Grey key returns char (if numlock OFF)\n\ - 0x40 Grey key returns kp-key (if numlock OFF)\n\ - \n\ - 0x200 ALT-0..ALT-9 in top-row produces shifted codes."); + 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, - "Contains the country code for the current keyboard layout.\n\ -Use msdos-set-keyboard to select another 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, - "If non-zero, it contains the character to be returned when the\n\ -decimal point key in the numeric keypad is pressed when Num Lock is on.\n\ -If zero, the decimal point key returns the country code specific value."); + 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) */