[Emacs-diffs] Changes to emacs/src/s/msdos.h [lexbind]

[Miles Bader]

Index: emacs/src/s/msdos.h
diff -c /dev/null emacs/src/s/msdos.h:1.39.2.1
*** /dev/null   Tue Oct 14 19:23:16 2003
--- emacs/src/s/msdos.h Tue Oct 14 19:22:53 2003
***************
*** 0 ****
--- 1,280 ----
+ /* System description file for MS-DOS
+ 
+    Copyright (C) 1993, 1996, 1997, 2001 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 2, or (at your option)
+ any later version.
+ 
+ GNU Emacs is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ 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.  */
+ 
+ /* Note: lots of stuff here was taken from s-msdos.h in demacs. */
+ 
+ 
+ /*
+  *    Define symbols to identify the version of Unix this is.
+  *    Define all the symbols that apply correctly.
+  */
+ 
+ /* #define UNIPLUS */
+ /* #define USG5 */
+ /* #define USG */
+ /* #define HPUX */
+ /* #define UMAX */
+ /* #define BSD4_1 */
+ /* #define BSD4_2 */
+ /* #define BSD4_3 */
+ /* #define BSD_SYSTEM */
+ /* #define VMS */
+ #ifndef MSDOS
+ #define MSDOS
+ #endif
+ 
+ #ifdef __GO32__
+ #ifndef __DJGPP__
+ #define __DJGPP__ 1   /* V2 defines __DJGPP__ == 2 */
+ #endif
+ #else
+ You lose; /* Emacs for DOS must be compiled with DJGPP */
+ #endif
+ 
+ #define DOS_NT        /* MSDOS or WINDOWSNT */
+ #undef BSD_SYSTEM
+ #undef VMS
+ 
+ /* SYSTEM_TYPE should indicate the kind of system you are using.
+  It sets the Lisp variable system-type.  */
+ 
+ #define SYSTEM_TYPE "ms-dos"
+ 
+ #define SYMS_SYSTEM syms_of_dosfns();syms_of_msdos();syms_of_win16select()
+ 
+ /* NOMULTIPLEJOBS should be defined if your system's shell
+  does not have "job control" (the ability to stop a program,
+  run some other program, then continue the first one).  */
+ 
+ #define NOMULTIPLEJOBS
+ 
+ /* Emacs can read input using SIGIO and buffering characters itself,
+    or using CBREAK mode and making C-g cause SIGINT.
+    The choice is controlled by the variable interrupt_input.
+    Define INTERRUPT_INPUT to make interrupt_input = 1 the default (use SIGIO)
+ 
+    SIGIO can be used only on systems that implement it (4.2 and 4.3).
+    CBREAK mode has two disadvantages
+      1) At least in 4.2, it is impossible to handle the Meta key properly.
+         I hear that in system V this problem does not exist.
+      2) Control-G causes output to be discarded.
+         I do not know whether this can be fixed in system V.
+ 
+    Another method of doing input is planned but not implemented.
+    It would have Emacs fork off a separate process
+    to read the input and send it to the true Emacs process
+    through a pipe.
+ */
+ 
+ /* #define INTERRUPT_INPUT */
+ 
+ /* Letter to use in finding device name of first pty,
+   if system supports pty's.  'a' means it is /dev/ptya0  */
+ 
+ /* #define FIRST_PTY_LETTER 'a' */
+ 
+ /*
+  *    Define HAVE_PTYS if the system supports pty devices.
+  */
+ 
+ /* #define HAVE_PTYS */
+ 
+ /*
+  *    Define NONSYSTEM_DIR_LIBRARY to make Emacs emulate
+  *      The 4.2 opendir, etc., library functions.
+  */
+ 
+ /* #define NONSYSTEM_DIR_LIBRARY */
+ 
+ #define SYSV_SYSTEM_DIR
+ 
+ /* Define this symbol if your system has the functions bcopy, etc. */
+ 
+ #define BSTRING
+ 
+ /* Define this is the compiler understands `volatile'.  */
+ #define HAVE_VOLATILE
+ 
+ 
+ /* subprocesses should be defined if you want to
+    have code for asynchronous subprocesses
+    (as used in M-x compile and M-x shell).
+    This is generally OS dependent, and not supported
+    under most USG systems. */
+ 
+ #undef subprocesses
+ 
+ /* If your system uses COFF (Common Object File Format) then define the
+    preprocessor symbol "COFF". */
+ 
+ #define COFF
+ 
+ /* define MAIL_USE_FLOCK if the mailer uses flock
+    to interlock access to /usr/spool/mail/$USER.
+    The alternative is that a lock file named
+    /usr/spool/mail/$USER.lock.  */
+ 
+ /* #define MAIL_USE_FLOCK */
+ 
+ /* Define CLASH_DETECTION if you want lock files to be written
+    so that Emacs can tell instantly when you try to modify
+    a file that someone else has modified in his Emacs.  */
+ 
+ /* #define CLASH_DETECTION */
+ 
+ /* Here, on a separate page, add any special hacks needed
+    to make Emacs work on this system.  For example,
+    you might define certain system call names that don't
+    exist on your system, or that do different things on
+    your system and must be used only through an encapsulation
+    (Which you should place, by convention, in sysdep.c).  */
+ 
+ /* Avoid incompatibilities between gmalloc.c and system header files
+    in how to declare valloc.  */
+ #define GMALLOC_INHIBIT_VALLOC
+ 
+ /* setjmp and longjmp can safely replace _setjmp and _longjmp,
+    but they will run slower.  */
+ 
+ #define _setjmp setjmp
+ #define _longjmp longjmp
+ 
+ #if __DJGPP__ < 2
+ 
+ #define NO_MODE_T
+ 
+ /* New chdir () routine.
+    DJGPP v2.0 and later doesn't need it because its chdir() does
+    set the drive itself. */
+ #ifdef chdir
+ #undef chdir
+ #endif
+ #define chdir sys_chdir
+ 
+ #define LIBS_SYSTEM -lpc  /* isn't required in DJGPP v2.0, either */
+ 
+ #endif /* __DJGPP__ < 2 */
+ 
+ #if __DJGPP__ > 1
+ 
+ #define DATA_START  (&etext + 1)
+ #define TEXT_START  &start
+ #define TEXT_END    &etext
+ 
+ #define _NAIVE_DOS_REGS
+ 
+ #else /* not __DJGPP__ > 1 */
+ 
+ /* This somehow needs to be defined even though we use COFF.  */
+ #define TEXT_START -1
+ 
+ #endif /* not __DJGPP__ > 1 */
+ 
+ #define ORDINARY_LINK
+ 
+ /* command.com does not understand `...` so we define this.  */
+ #define LIB_GCC -Lgcc
+ #define DONT_NEED_ENVIRON
+ #define SEPCHAR ';'
+ 
+ #define NULL_DEVICE "nul"
+ 
+ #if __DJGPP__ < 2
+ #define O_RDONLY        0x0001
+ #define O_WRONLY        0x0002
+ #define O_RDWR          0x0004
+ #define O_CREAT         0x0100
+ #define O_TRUNC         0x0200
+ #define O_EXCL          0x0400
+ #define O_APPEND        0x0800
+ #define O_TEXT          0x4000
+ #define O_BINARY        0x8000
+ #define NO_MATHERR
+ #endif
+ 
+ #define HAVE_INVERSE_HYPERBOLIC
+ #define FLOAT_CHECK_DOMAIN
+ 
+ /* When $TERM is "internal" then this is substituted:  */
+ #define INTERNAL_TERMINAL "pc|bios|IBM PC with colour display:\
+ :co#80:li#25:Co#16:pa#256:km:ms:cm=<CM>:cl=<CL>:ce=<CE>:\
+ :se=</SO>:so=<SO>:us=<UL>:ue=</UL>:md=<BD>:mh=<DIM>:mb=<BL>:mr=<RV>:me=<NV>:\
+ :AB=<BG %d>:AF=<FG %d>:op=<DefC>:"
+ 
+ /* Define this to a function (Fdowncase, Fupcase) if your file system
+    likes that */
+ #define FILE_SYSTEM_CASE Fmsdos_downcase_filename
+ 
+ /* Define this to be the separator between devices and paths */
+ #define DEVICE_SEP ':'
+ 
+ /* We'll support either convention on MSDOG.  */
+ #define IS_DIRECTORY_SEP(_c_) ((_c_) == '/' || (_c_) == '\\')
+ #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP (_c_))
+ 
+ /* Call init_gettimeofday when TZ changes.  */
+ #if __DJGPP__ < 2
+ #define LOCALTIME_CACHE
+ #define tzset init_gettimeofday
+ #endif
+ 
+ /* bcopy under djgpp is quite safe */
+ #define GAP_USE_BCOPY
+ #define BCOPY_UPWARD_SAFE 1
+ #define BCOPY_DOWNWARD_SAFE 1
+ 
+ /* Mode line description of a buffer's type.  */
+ #define MODE_LINE_BINARY_TEXT(buf) (NILP(buf->buffer_file_type) ? "T" : "B")
+ 
+ /* Do we have POSIX signals?  */
+ #if __DJGPP__ > 1
+ #define POSIX_SIGNALS
+ #endif
+ 
+ /* We have (the code to control) a mouse.  */
+ #define HAVE_MOUSE
+ 
+ /* We canuse mouse menus.  */
+ #define HAVE_MENUS
+ 
+ /* We have support for faces.  */
+ #define HAVE_FACES
+ 
+ /* Define one of these for easier conditionals.  */
+ #ifdef HAVE_X_WINDOWS
+ /* We need a little extra space, see ../../lisp/loadup.el */
+ #define SYSTEM_PURESIZE_EXTRA 15000
+ #define HAVE_X11R5
+ #define LIBX11_SYSTEM -lxext -lsys
+ #else
+ /* We need a little extra space, see ../../lisp/loadup.el */
+ #define SYSTEM_PURESIZE_EXTRA 50000
+ #endif
+ 
+ /* Tell the garbage collector that setjmp is known to save all
+    registers relevant for conservative garbage collection in the
+    jmp_buf.  */
+ 
+ #define GC_SETJMP_WORKS 1
+ #define GC_MARK_STACK GC_MAKE_GCPROS_NOOPS
+ 
+ /* arch-tag: d184f860-815d-4ff4-8187-d05c0f3c37d0
+    (do not change this comment) */