158 lines
4.5 KiB
C
158 lines
4.5 KiB
C
/* MS-DOS specific C utilities, interface.
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Copyright (C) 1993, 2001-2024 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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GNU Emacs is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at
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your option) any later version.
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GNU Emacs is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef EMACS_MSDOS_H
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#define EMACS_MSDOS_H
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#include <dpmi.h>
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#include "termhooks.h" /* struct terminal */
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struct terminal;
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extern unsigned int _dos_commit(int);
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#define tcdrain(f) _dos_commit(f)
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int dos_ttraw (struct tty_display_info *);
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int dos_ttcooked (void);
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int dos_get_saved_screen (char **, int *, int *);
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int dos_set_keyboard (int, int);
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void dos_set_window_size (int *, int *);
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int getdefdir (int, char*);
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void unixtodos_filename (char *);
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void dostounix_filename (char *);
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char *rootrelativepath (char *);
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void init_environment (int, char **, int);
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void internal_terminal_init (void);
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void initialize_msdos_display (struct terminal *);
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extern int have_mouse;
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void mouse_init (void);
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void mouse_on (void);
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void mouse_off (void);
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void mouse_moveto (int, int);
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void IT_set_frame_parameters (struct frame *, Lisp_Object);
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <pc.h>
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#include <signal.h>
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#if __DJGPP__ == 2 && __DJGPP_MINOR__ < 4
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int readlink (const char *, char *, size_t);
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#endif
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ssize_t readlinkat (int, const char *, char *, size_t);
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int fstatat (int, char const *, struct stat *, int);
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int unsetenv (const char *);
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int faccessat (int, const char *, int, int);
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int openat (int, const char *, int, int);
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int fchmodat (int, const char *, mode_t, int);
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int futimens (int, const struct timespec[2]);
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int utimensat (int, const char *, const struct timespec[2], int);
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void msdos_fatal_signal (int);
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void syms_of_msdos (void);
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int pthread_sigmask (int, const sigset_t *, sigset_t *);
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int dos_keysns (void);
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int dos_keyread (void);
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int run_msdos_command (char **, const char *, int, int, int, char **);
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void syms_of_win16select (void);
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/* Constants. */
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#define EINPROGRESS 112
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#define ENOTSUP ENOSYS
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/* Gnulib sets O_CLOEXEC to O_NOINHERIT, which gets in the way when we
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need to redirect standard handles for subprocesses using temporary
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files created by mkostemp, see callproc.c. */
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#ifdef O_CLOEXEC
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# undef O_CLOEXEC
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#endif
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#define O_CLOEXEC 0
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#ifndef HAVE_X_WINDOWS
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/* Dummy types. */
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typedef int XFontStruct;
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typedef int GC;
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typedef int Pixmap;
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typedef int Display;
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typedef int Window;
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#define FRAME_X_DISPLAY(ignored) NULL
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#define PIX_TYPE unsigned long
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#define XDISPLAY
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typedef struct tty_display_info Display_Info;
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extern struct tty_display_info the_only_display_info;
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extern struct tty_output the_only_tty_output;
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#define FRAME_FONT(f) ((f)->output_data.tty->font)
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#define FRAME_DISPLAY_INFO(f) (&the_only_display_info)
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/* Prototypes. */
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/* Forward declarations for prototypes. */
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struct frame;
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struct window;
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/* Defined in xfns.c; emulated on msdos.c */
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extern void x_set_menu_bar_lines (struct frame *, Lisp_Object, Lisp_Object);
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#define XFreeGC (void)
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#define x_destroy_bitmap(p1,p2)
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#define XGetGeometry(p1,p2,p3,p4,p5,p6,p7,p8,p9)
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#define DisplayWidth(p1,p2) (SELECTED_FRAME()->text_cols)
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#define DisplayHeight(p1,p2) (SELECTED_FRAME()->text_lines)
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#define XMenuSetFreeze (void)
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#define XMenuRecompute (void)
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#define XM_FAILURE -1
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#define XM_SUCCESS 1
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#define XM_NO_SELECT 2
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#define XM_IA_SELECT 3
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#define ButtonReleaseMask 0
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typedef struct x_menu_struct
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{
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int count;
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char **text;
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struct x_menu_struct **submenu;
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int *panenumber; /* Also used as enable. */
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int allocated;
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int panecount;
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int width;
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const char **help_text;
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} XMenu;
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XMenu *XMenuCreate (Display *, Window, char *);
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int XMenuAddPane (Display *, XMenu *, char const *, int);
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int XMenuAddSelection (Display *, XMenu *, int, int, char *, int, char const *);
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void XMenuLocate (Display *, XMenu *, int, int, int, int,
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int *, int *, int *, int *);
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int XMenuActivate (Display *, XMenu *, int *, int *, int, int, unsigned,
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char **, void (*callback)(char const *, int, int));
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void XMenuDestroy (Display *, XMenu *);
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#endif /* not HAVE_X_WINDOWS */
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#endif /* not EMACS_MSDOS_H */
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