text: #ifndef NVIM_GLOBALS_H
  #define NVIM_GLOBALS_H
  
  #include <inttypes.h>
  #include <stdbool.h>
  
  #include "nvim/event/loop.h"
  #include "nvim/ex_eval.h"
  #include "nvim/iconv.h"
  #include "nvim/macros.h"
  #include "nvim/mbyte.h"
  #include "nvim/menu.h"
  #include "nvim/os/os_defs.h"
  #include "nvim/syntax_defs.h"
  #include "nvim/types.h"
  
  #define IOSIZE         (1024+1)          // file I/O and sprintf buffer size
  
  #define MSG_BUF_LEN 480                 // length of buffer for small messages
  #define MSG_BUF_CLEN  (MSG_BUF_LEN / 6)  // cell length (worst case: utf-8
                                           // takes 6 bytes for one cell)
  
  #ifdef WIN32
  # define _PATHSEPSTR "\\"
  #else
  # define _PATHSEPSTR "/"
  #endif
  
  #ifndef FILETYPE_FILE
  # define FILETYPE_FILE  "filetype.vim"
  #endif
  
  #ifndef FTPLUGIN_FILE
  # define FTPLUGIN_FILE  "ftplugin.vim"
  #endif
  
  #ifndef INDENT_FILE
  # define INDENT_FILE    "indent.vim"
  #endif
  
  #ifndef FTOFF_FILE
  # define FTOFF_FILE     "ftoff.vim"
  #endif
  
  #ifndef FTPLUGOF_FILE
  # define FTPLUGOF_FILE  "ftplugof.vim"
  #endif
  
  #ifndef INDOFF_FILE
  # define INDOFF_FILE    "indoff.vim"
  #endif
  
  #define DFLT_ERRORFILE  "errors.err"
  
  #ifndef SYS_VIMRC_FILE
  # define SYS_VIMRC_FILE "$VIM" _PATHSEPSTR "sysinit.vim"
  #endif
  
  #ifndef DFLT_HELPFILE
  # define DFLT_HELPFILE  "$VIMRUNTIME" _PATHSEPSTR "doc" _PATHSEPSTR "help.txt"
  #endif
  
  #ifndef SYNTAX_FNAME
  # define SYNTAX_FNAME   "$VIMRUNTIME" _PATHSEPSTR "syntax" _PATHSEPSTR "%s.vim"
  #endif
  
  #ifndef EXRC_FILE
  # define EXRC_FILE      ".exrc"
  #endif
  
  #ifndef VIMRC_FILE
  # define VIMRC_FILE     ".nvimrc"
  #endif
  
  EXTERN struct nvim_stats_s {
    int64_t fsync;
    int64_t redraw;
  } g_stats INIT(= { 0, 0 });
  
  // Values for "starting".
  #define NO_SCREEN       2       // no screen updating yet
  #define NO_BUFFERS      1       // not all buffers loaded yet
  //                      0          not starting anymore
  
  // Number of Rows and Columns in the screen.
  // Note: Use default_grid.Rows and default_grid.Columns to access items in
  // default_grid.chars[]. They may have different values when the screen
  // wasn't (re)allocated yet after setting Rows or Columns (e.g., when starting
  // up).
  #define DFLT_COLS       80              // default value for 'columns'
  #define DFLT_ROWS       24              // default value for 'lines'
  EXTERN int Rows INIT(= DFLT_ROWS);     // nr of rows in the screen
  EXTERN int Columns INIT(= DFLT_COLS);  // nr of columns in the screen
  
  EXTERN NS ns_hl_active INIT(= 0);         // current ns that defines highlights
  EXTERN bool ns_hl_changed INIT(= false);  // highlight need update
  
  
  // We use 64-bit file functions here, if available.  E.g. ftello() returns
  // off_t instead of long, which helps if long is 32 bit and off_t is 64 bit.
  // We assume that when fseeko() is available then ftello() is too.
  // Note that Windows has different function names.
  #if (defined(_MSC_VER) && (_MSC_VER >= 1300)) || defined(__MINGW32__)
  typedef __int64 off_T;
  # ifdef __MINGW32__
  #  define vim_lseek lseek64
  #  define vim_fseek fseeko64
  #  define vim_ftell ftello64
  # else
  #  define vim_lseek _lseeki64
  #  define vim_fseek _fseeki64
  #  define vim_ftell _ftelli64
  # endif
  #else
  typedef off_t off_T;
  # ifdef HAVE_FSEEKO
  #  define vim_lseek lseek
  #  define vim_ftell ftello
  #  define vim_fseek fseeko
  # else
  #  define vim_lseek lseek
  #  define vim_ftell ftell
  #  define vim_fseek(a, b, c) fseek(a, (long)b, c)
  # endif
  #endif
  
  // When vgetc() is called, it sets mod_mask to the set of modifiers that are
  // held down based on the MOD_MASK_* symbols that are read first.
  EXTERN int mod_mask INIT(= 0x0);  // current key modifiers
  
  
  // Cmdline_row is the row where the command line starts, just below the
  // last window.
  // When the cmdline gets longer than the available space the screen gets
  // scrolled up. After a CTRL-D (show matches), after hitting ':' after
  // "hit return", and for the :global command, the command line is
  // temporarily moved.  The old position is restored with the next call to
  // update_screen().
  EXTERN int cmdline_row;
  
  EXTERN bool redraw_cmdline INIT(= false);          // cmdline must be redrawn
  EXTERN bool clear_cmdline INIT(= false);           // cmdline must be cleared
  EXTERN bool mode_displayed INIT(= false);          // mode is being displayed
  EXTERN int cmdline_star INIT(= false);             // cmdline is encrypted
  EXTERN bool redrawing_cmdline INIT(= false);       // cmdline is being redrawn
  EXTERN bool cmdline_was_last_drawn INIT(= false);  // cmdline was last drawn
  
  EXTERN bool exec_from_reg INIT(= false);         // executing register
  
  // When '$' is included in 'cpoptions' option set:
  // When a change command is given that deletes only part of a line, a dollar
  // is put at the end of the changed text. dollar_vcol is set to the virtual
  // column of this '$'.  -1 is used to indicate no $ is being displayed.
  EXTERN colnr_T dollar_vcol INIT(= -1);
  
  // Variables for Insert mode completion.
  
  // Length in bytes of the text being completed (this is deleted to be replaced
  // by the match.)
  EXTERN int compl_length INIT(= 0);
  
  // Set when character typed while looking for matches and it means we should
  // stop looking for matches.
  EXTERN int compl_interrupted INIT(= false);
  
  // Set when doing something for completion that may call edit() recursively,
  // which is not allowed. Also used to disable folding during completion
  EXTERN bool compl_busy INIT(= false);
  
  // List of flags for method of completion.
  EXTERN int compl_cont_status INIT(= 0);
  #define CONT_ADDING    1       // "normal" or "adding" expansion
  #define CONT_INTRPT   (2 + 4)  // a ^X interrupted the current expansion
                                 // it's set only iff N_ADDS is set
  #define CONT_N_ADDS    4       // next ^X<> will add-new or expand-current
  #define CONT_S_IPOS    8       // next ^X<> will set initial_pos?
                                 // if so, word-wise-expansion will set SOL
  #define CONT_SOL       16      // pattern includes start of line, just for
                                 // word-wise expansion, not set for ^X^L
  #define CONT_LOCAL     32      // for ctrl_x_mode 0, ^X^P/^X^N do a local
                                 // expansion, (eg use complete=.)
  
  EXTERN char_u *edit_submode INIT(= NULL);        // msg for CTRL-X submode
  EXTERN char_u *edit_submode_pre INIT(= NULL);    // prepended to edit_submode
  EXTERN char_u *edit_submode_extra INIT(= NULL);  // appended to edit_submode
  EXTERN hlf_T edit_submode_highl;                 // highl. method for extra info
  
  // state for putting characters in the message area
  EXTERN int cmdmsg_rl INIT(= false);  // cmdline is drawn right to left
  EXTERN int msg_col;
  EXTERN int msg_row;
  EXTERN int msg_scrolled;        // Number of screen lines that windows have
                                  // scrolled because of printing messages.
  // when true don't set need_wait_return in msg_puts_attr()
  // when msg_scrolled is non-zero
  EXTERN bool msg_scrolled_ign INIT(= false);
  // Whether the screen is damaged due to scrolling. Sometimes msg_scrolled
  // is reset before the screen is redrawn, so we need to keep track of this.
  EXTERN bool msg_did_scroll INIT(= false);
  
  
  EXTERN char_u *keep_msg INIT(= NULL);       // msg to be shown after redraw
  EXTERN int keep_msg_attr INIT(= 0);         // highlight attr for keep_msg
  EXTERN bool keep_msg_more INIT(= false);    // keep_msg was set by msgmore()
  EXTERN bool need_fileinfo INIT(= false);    // do fileinfo() after redraw
  EXTERN int msg_scroll INIT(= false);        // msg_start() will scroll
  EXTERN bool msg_didout INIT(= false);       // msg_outstr() was used in line
  EXTERN bool msg_didany INIT(= false);       // msg_outstr() was used at all
  EXTERN bool msg_nowait INIT(= false);       // don't wait for this msg
  EXTERN int emsg_off INIT(= 0);              // don't display errors for now,
                                              // unless 'debug' is set.
  EXTERN bool info_message INIT(= false);     // printing informative message
  EXTERN bool msg_hist_off INIT(= false);     // don't add messages to history
  EXTERN bool need_clr_eos INIT(= false);     // need to clear text before
                                              // displaying a message.
  EXTERN int emsg_skip INIT(= 0);             // don't display errors for
                                              // expression that is skipped
  EXTERN bool emsg_severe INIT(= false);      // use message of next of several
                                              //  emsg() calls for throw
  EXTERN bool did_endif INIT(= false);        // just had ":endif"
  EXTERN dict_T vimvardict;                   // Dictionary with v: variables
  EXTERN dict_T globvardict;                  // Dictionary with g: variables
  /// g: value
  #define globvarht globvardict.dv_hashtab
  EXTERN int did_emsg;                        // set by emsg() when the message
                                              // is displayed or thrown
  EXTERN bool called_vim_beep;                // set if vim_beep() is called
  EXTERN bool did_emsg_syntax;                // did_emsg set because of a
                                              // syntax error
  EXTERN int called_emsg;                     // always set by emsg()
  EXTERN int ex_exitval INIT(= 0);            // exit value for ex mode
  EXTERN bool emsg_on_display INIT(= false);  // there is an error message
  EXTERN bool rc_did_emsg INIT(= false);      // vim_regcomp() called emsg()
  
  EXTERN int no_wait_return INIT(= 0);         // don't wait for return for now
  EXTERN bool need_wait_return INIT(= false);  // need to wait for return later
  EXTERN bool did_wait_return INIT(= false);   // wait_return() was used and
                                               // nothing written since then
  EXTERN bool need_maketitle INIT(= true);     // call maketitle() soon
  
  EXTERN int quit_more INIT(= false);         // 'q' hit at "--more--" msg
  EXTERN int vgetc_busy INIT(= 0);            // when inside vgetc() then > 0
  
  EXTERN bool didset_vim INIT(= false);         // did set $VIM ourselves
  EXTERN bool didset_vimruntime INIT(= false);  // idem for $VIMRUNTIME
  
  /// Lines left before a "more" message.  Ex mode needs to be able to reset this
  /// after you type something.
  EXTERN int lines_left INIT(= -1);           // lines left for listing
  EXTERN int msg_no_more INIT(= false);       // don't use more prompt, truncate
                                              // messages
  
  EXTERN char_u *sourcing_name INIT(= NULL);  // name of error message source
  EXTERN linenr_T sourcing_lnum INIT(= 0);    // line number of the source file
  
  EXTERN int ex_nesting_level INIT(= 0);          // nesting level
  EXTERN int debug_break_level INIT(= -1);        // break below this level
  EXTERN bool debug_did_msg INIT(= false);        // did "debug mode" message
  EXTERN int debug_tick INIT(= 0);                // breakpoint change count
  EXTERN int debug_backtrace_level INIT(= 0);     // breakpoint backtrace level
  
  // Values for "do_profiling".
  #define PROF_NONE       0       ///< profiling not started
  #define PROF_YES        1       ///< profiling busy
  #define PROF_PAUSED     2       ///< profiling paused
  EXTERN int do_profiling INIT(= PROF_NONE);      ///< PROF_ values
  
  /// Exception currently being thrown.  Used to pass an exception to a different
  /// cstack.  Also used for discarding an exception before it is caught or made
  /// pending.
  EXTERN except_T *current_exception;
  
  /// Set when a throw that cannot be handled in do_cmdline() must be propagated
  /// to the cstack of the previously called do_cmdline().
  EXTERN int need_rethrow INIT(= false);
  
  /// Set when a ":finish" or ":return" that cannot be handled in do_cmdline()
  /// must be propagated to the cstack of the previously called do_cmdline().
  EXTERN int check_cstack INIT(= false);
  
  /// Number of nested try conditionals (across function calls and ":source"
  /// commands).
  EXTERN int trylevel INIT(= 0);
  
  /// When "force_abort" is true, always skip commands after an error message,
  /// even after the outermost ":endif", ":endwhile" or ":endfor" or for a
  /// function without the "abort" flag.  It is set to true when "trylevel" is
  /// non-zero (and ":silent!" was not used) or an exception is being thrown at
  /// the time an error is detected.  It is set to false when "trylevel" gets
  /// zero again and there was no error or interrupt or throw.
  EXTERN int force_abort INIT(= false);
  
  /// "msg_list" points to a variable in the stack of do_cmdline() which keeps
  /// the list of arguments of several emsg() calls, one of which is to be
  /// converted to an error exception immediately after the failing command
  /// returns.  The message to be used for the exception value is pointed to by
  /// the "throw_msg" field of the first element in the list.  It is usually the
  /// same as the "msg" field of that element, but can be identical to the "msg"
  /// field of a later list element, when the "emsg_severe" flag was set when the
  /// emsg() call was made.
  EXTERN struct msglist **msg_list INIT(= NULL);
  
  /// When set, don't convert an error to an exception.  Used when displaying the
  /// interrupt message or reporting an exception that is still uncaught at the
  /// top level (which has already been discarded then).  Also used for the error
  /// message when no exception can be thrown.
  EXTERN bool suppress_errthrow INIT(= false);
  
  /// The stack of all caught and not finished exceptions.  The exception on the
  /// top of the stack is the one got by evaluation of v:exception.  The complete
  /// stack of all caught and pending exceptions is embedded in the various
  /// cstacks; the pending exceptions, however, are not on the caught stack.
  EXTERN except_T *caught_stack INIT(= NULL);
  
  
  ///
  /// Garbage collection can only take place when we are sure there are no Lists
  /// or Dictionaries being used internally.  This is flagged with
  /// "may_garbage_collect" when we are at the toplevel.
  /// "want_garbage_collect" is set by the garbagecollect() function, which means
  /// we do garbage collection before waiting for a char at the toplevel.
  /// "garbage_collect_at_exit" indicates garbagecollect(1) was called.
  ///
  EXTERN bool may_garbage_collect INIT(= false);
  EXTERN int want_garbage_collect INIT(= false);
  EXTERN int garbage_collect_at_exit INIT(= false);
  
  // Special values for current_SID.
  #define SID_MODELINE    -1      // when using a modeline
  #define SID_CMDARG      -2      // for "--cmd" argument
  #define SID_CARG        -3      // for "-c" argument
  #define SID_ENV         -4      // for sourcing environment variable
  #define SID_ERROR       -5      // option was reset because of an error
  #define SID_NONE        -6      // don't set scriptID
  #define SID_WINLAYOUT   -7      // changing window size
  #define SID_LUA         -8      // for Lua scripts/chunks
  #define SID_API_CLIENT  -9      // for API clients
  #define SID_STR         -10     // for sourcing a string with no script item
  
  // Script CTX being sourced or was sourced to define the current function.
  EXTERN sctx_T current_sctx INIT(= { 0 COMMA 0 COMMA 0 });
  // ID of the current channel making a client API call
  EXTERN uint64_t current_channel_id INIT(= 0);
  
  EXTERN bool did_source_packages INIT(= false);
  
  // Scope information for the code that indirectly triggered the current
  // provider function call
  EXTERN struct caller_scope {
    sctx_T script_ctx;
    uint8_t *sourcing_name, *autocmd_fname, *autocmd_match;
    linenr_T sourcing_lnum;
    int autocmd_bufnr;
    void *funccalp;
  } provider_caller_scope;
  EXTERN int provider_call_nesting INIT(= 0);
  
  
  EXTERN int t_colors INIT(= 256);                // int value of T_CCO
  
  // When highlight_match is true, highlight a match, starting at the cursor
  // position.  Search_match_lines is the number of lines after the match (0 for
  // a match within one line), search_match_endcol the column number of the
  // character just after the match in the last line.
  EXTERN bool highlight_match INIT(= false);         // show search match pos
  EXTERN linenr_T search_match_lines;                // lines of matched string
  EXTERN colnr_T search_match_endcol;                // col nr of match end
  EXTERN linenr_T search_first_line INIT(= 0);       // for :{FIRST},{last}s/pat
  EXTERN linenr_T search_last_line INIT(= MAXLNUM);  // for :{first},{LAST}s/pat
  
  EXTERN bool no_smartcase INIT(= false);          // don't use 'smartcase' once
  
  EXTERN int need_check_timestamps INIT(= false);  // need to check file
                                                   // timestamps asap
  EXTERN int did_check_timestamps INIT(= false);   // did check timestamps
                                                   // recently
  EXTERN int no_check_timestamps INIT(= 0);        // Don't check timestamps
  
  EXTERN int autocmd_busy INIT(= false);           // Is apply_autocmds() busy?
  EXTERN int autocmd_no_enter INIT(= false);       // *Enter autocmds disabled
  EXTERN int autocmd_no_leave INIT(= false);       // *Leave autocmds disabled
  EXTERN int modified_was_set;                     // did ":set modified"
  EXTERN int did_filetype INIT(= false);           // FileType event found
  // value for did_filetype when starting to execute autocommands
  EXTERN int keep_filetype INIT(= false);
  
  // When deleting the current buffer, another one must be loaded.
  // If we know which one is preferred, au_new_curbuf is set to it.
  EXTERN bufref_T au_new_curbuf INIT(= { NULL, 0, 0 });
  
  // When deleting a buffer/window and autocmd_busy is true, do not free the
  // buffer/window. but link it in the list starting with
  // au_pending_free_buf/ap_pending_free_win, using b_next/w_next.
  // Free the buffer/window when autocmd_busy is being set to false.
  EXTERN buf_T *au_pending_free_buf INIT(= NULL);
  EXTERN win_T *au_pending_free_win INIT(= NULL);
  
  // Mouse coordinates, set by handle_mouse_event()
  EXTERN int mouse_grid;
  EXTERN int mouse_row;
  EXTERN int mouse_col;
  EXTERN bool mouse_past_bottom INIT(= false);  // mouse below last line
  EXTERN bool mouse_past_eol INIT(= false);     // mouse right of line
  EXTERN int mouse_dragging INIT(= 0);          // extending Visual area with
                                                // mouse dragging
  
  // The root of the menu hierarchy.
  EXTERN vimmenu_T *root_menu INIT(= NULL);
  // While defining the system menu, sys_menu is true.  This avoids
  // overruling of menus that the user already defined.
  EXTERN int sys_menu INIT(= false);
  
  // While redrawing the screen this flag is set.  It means the screen size
  // ('lines' and 'rows') must not be changed.
  EXTERN int updating_screen INIT(= 0);
  
  // All windows are linked in a list. firstwin points to the first entry,
  // lastwin to the last entry (can be the same as firstwin) and curwin to the
  // currently active window.
  EXTERN win_T *firstwin;              // first window
  EXTERN win_T *lastwin;               // last window
  EXTERN win_T *prevwin INIT(= NULL);  // previous window
  #define ONE_WINDOW (firstwin == lastwin)
  #define FOR_ALL_FRAMES(frp, first_frame) \
    for (frp = first_frame; frp != NULL; frp = frp->fr_next)  // NOLINT
  
  // When using this macro "break" only breaks out of the inner loop. Use "goto"
  // to break out of the tabpage loop.
  #define FOR_ALL_TAB_WINDOWS(tp, wp) \
    FOR_ALL_TABS(tp) \
    FOR_ALL_WINDOWS_IN_TAB(wp, tp)
  
  // -V:FOR_ALL_WINDOWS_IN_TAB:501
  #define FOR_ALL_WINDOWS_IN_TAB(wp, tp) \
    for (win_T *wp = ((tp) == curtab) \
                ? firstwin : (tp)->tp_firstwin; wp != NULL; wp = wp->w_next)
  
  EXTERN win_T *curwin;        // currently active window
  
  EXTERN win_T *aucmd_win;     // window used in aucmd_prepbuf()
  EXTERN int aucmd_win_used INIT(= false);  // aucmd_win is being used
  
  // The window layout is kept in a tree of frames.  topframe points to the top
  // of the tree.
  EXTERN frame_T *topframe;      // top of the window frame tree
  
  // Tab pages are alternative topframes.  "first_tabpage" points to the first
  // one in the list, "curtab" is the current one.
  EXTERN tabpage_T *first_tabpage;
  EXTERN tabpage_T *lastused_tabpage;
  EXTERN tabpage_T *curtab;
  EXTERN bool redraw_tabline INIT(= false);  // need to redraw tabline
  
  // Iterates over all tabs in the tab list
  #define FOR_ALL_TABS(tp) for (tabpage_T *tp = first_tabpage; tp != NULL; tp = tp->tp_next)
  
  // All buffers are linked in a list. 'firstbuf' points to the first entry,
  // 'lastbuf' to the last entry and 'curbuf' to the currently active buffer.
  EXTERN buf_T    *firstbuf INIT(= NULL);  // first buffer
  EXTERN buf_T *lastbuf INIT(= NULL);   // last buffer
  EXTERN buf_T *curbuf INIT(= NULL);    // currently active buffer
  
  // Iterates over all buffers in the buffer list.
  #define FOR_ALL_BUFFERS(buf) \
    for (buf_T *buf = firstbuf; buf != NULL; buf = buf->b_next)
  #define FOR_ALL_BUFFERS_BACKWARDS(buf) \
    for (buf_T *buf = lastbuf; buf != NULL; buf = buf->b_prev)
  
  // Iterate through all the signs placed in a buffer
  #define FOR_ALL_SIGNS_IN_BUF(buf, sign) \
    for (sign = buf->b_signlist; sign != NULL; sign = sign->se_next)   // NOLINT
  
  
  // List of files being edited (global argument list).  curwin->w_alist points
  // to this when the window is using the global argument list.
  EXTERN alist_T global_alist;    // global argument list
  EXTERN int max_alist_id INIT(= 0);     ///< the previous argument list id
  EXTERN bool arg_had_last INIT(= false);     // accessed last file in
                                              // global_alist
  
  EXTERN int ru_col;              // column for ruler
  EXTERN int ru_wid;              // 'rulerfmt' width of ruler when non-zero
  EXTERN int sc_col;              // column for shown command
  
  // When starting or exiting some things are done differently (e.g. screen
  // updating).
  
  // First NO_SCREEN, then NO_BUFFERS, then 0 when startup finished.
  EXTERN int starting INIT(= NO_SCREEN);
  // true when planning to exit. Might keep running if there is a changed buffer.
  EXTERN bool exiting INIT(= false);
  // internal value of v:dying
  EXTERN int v_dying INIT(= 0);
  // is stdin a terminal?
  EXTERN int stdin_isatty INIT(= true);
  // is stdout a terminal?
  EXTERN int stdout_isatty INIT(= true);
  // true when doing full-screen output, otherwise only writing some messages.
  // volatile because it is used in a signal handler.
  EXTERN volatile int full_screen INIT(= false);
  
  /// Non-zero when only "safe" commands are allowed, e.g. when sourcing .exrc or
  /// .vimrc in current directory.
  EXTERN int secure INIT(= 0);
  
  /// Non-zero when changing text and jumping to another window/buffer is not
  /// allowed.
  EXTERN int textlock INIT(= 0);
  
  /// Non-zero when no buffer name can be changed, no buffer can be deleted and
  /// current directory can't be changed. Used for SwapExists et al.
  EXTERN int allbuf_lock INIT(= 0);
  
  /// Non-zero when evaluating an expression in a "sandbox".  Several things are
  /// not allowed then.
  EXTERN int sandbox INIT(= 0);
  
  /// Batch-mode: "-es" or "-Es" commandline argument was given.
  EXTERN int silent_mode INIT(= false);
  
  /// Start position of active Visual selection.
  EXTERN pos_T VIsual;
  /// Whether Visual mode is active.
  EXTERN int VIsual_active INIT(= false);
  /// Whether Select mode is active.
  EXTERN int VIsual_select INIT(= false);
  /// Restart Select mode when next cmd finished
  EXTERN int restart_VIsual_select INIT(= 0);
  /// Whether to restart the selection after a Select-mode mapping or menu.
  EXTERN int VIsual_reselect;
  /// Type of Visual mode.
  EXTERN int VIsual_mode INIT(= 'v');
  /// true when redoing Visual.
  EXTERN int redo_VIsual_busy INIT(= false);
  
  /// When pasting text with the middle mouse button in visual mode with
  /// restart_edit set, remember where it started so we can set Insstart.
  EXTERN pos_T where_paste_started;
  
  // This flag is used to make auto-indent work right on lines where only a
  // <RETURN> or <ESC> is typed. It is set when an auto-indent is done, and
  // reset when any other editing is done on the line. If an <ESC> or <RETURN>
  // is received, and did_ai is true, the line is truncated.
  EXTERN bool did_ai INIT(= false);
  
  // Column of first char after autoindent.  0 when no autoindent done.  Used
  // when 'backspace' is 0, to avoid backspacing over autoindent.
  EXTERN colnr_T ai_col INIT(= 0);
  
  // This is a character which will end a start-middle-end comment when typed as
  // the first character on a new line.  It is taken from the last character of
  // the "end" comment leader when the COM_AUTO_END flag is given for that
  // comment end in 'comments'.  It is only valid when did_ai is true.
  EXTERN int end_comment_pending INIT(= NUL);
  
  // This flag is set after a ":syncbind" to let the check_scrollbind() function
  // know that it should not attempt to perform scrollbinding due to the scroll
  // that was a result of the ":syncbind." (Otherwise, check_scrollbind() will
  // undo some of the work done by ":syncbind.")  -ralston
  EXTERN bool did_syncbind INIT(= false);
  
  // This flag is set when a smart indent has been performed. When the next typed
  // character is a '{' the inserted tab will be deleted again.
  EXTERN bool did_si INIT(= false);
  
  // This flag is set after an auto indent. If the next typed character is a '}'
  // one indent will be removed.
  EXTERN bool can_si INIT(= false);
  
  // This flag is set after an "O" command. If the next typed character is a '{'
  // one indent will be removed.
  EXTERN bool can_si_back INIT(= false);
  
  // w_cursor before formatting text.
  EXTERN pos_T saved_cursor INIT(= { 0, 0, 0 });
  
  // Stuff for insert mode.
  EXTERN pos_T Insstart;                  // This is where the latest
                                          // insert/append mode started.
  
  // This is where the latest insert/append mode started. In contrast to
  // Insstart, this won't be reset by certain keys and is needed for
  // op_insert(), to detect correctly where inserting by the user started.
  EXTERN pos_T Insstart_orig;
  
  // Stuff for VREPLACE mode.
  EXTERN int orig_line_count INIT(= 0);       // Line count when "gR" started
  EXTERN int vr_lines_changed INIT(= 0);      // #Lines changed by "gR" so far
  
  // increase around internal delete/replace
  EXTERN int inhibit_delete_count INIT(= 0);
  
  // These flags are set based upon 'fileencoding'.
  // The characters are internally stored as UTF-8
  // to avoid trouble with NUL bytes.
  #define DBCS_JPN       932     // japan
  #define DBCS_JPNU      9932    // euc-jp
  #define DBCS_KOR       949     // korea
  #define DBCS_KORU      9949    // euc-kr
  #define DBCS_CHS       936     // chinese
  #define DBCS_CHSU      9936    // euc-cn
  #define DBCS_CHT       950     // taiwan
  #define DBCS_CHTU      9950    // euc-tw
  #define DBCS_2BYTE     1       // 2byte-
  #define DBCS_DEBUG     -1
  
  /// Encoding used when 'fencs' is set to "default"
  EXTERN char_u *fenc_default INIT(= NULL);
  
  /// "State" is the main state of Vim.
  /// There are other variables that modify the state:
  ///    Visual_mode:    When State is NORMAL or INSERT.
  ///    finish_op  :    When State is NORMAL, after typing the operator and
  ///                    before typing the motion command.
  ///    motion_force:   Last motion_force from do_pending_operator()
  ///    debug_mode:     Debug mode
  EXTERN int State INIT(= NORMAL);        // This is the current state of the
                                          // command interpreter.
  EXTERN bool debug_mode INIT(= false);
  EXTERN bool finish_op INIT(= false);    // true while an operator is pending
  EXTERN long opcount INIT(= 0);          // count for pending operator
  EXTERN int motion_force INIT(=0);       // motion force for pending operator
  
  // Ex Mode (Q) state
  EXTERN bool exmode_active INIT(= false);  // true if Ex mode is active
  EXTERN bool ex_no_reprint INIT(=false);   // No need to print after z or p.
  
  EXTERN int reg_recording INIT(= 0);     // register for recording  or zero
  EXTERN int reg_executing INIT(= 0);     // register being executed or zero
  
  EXTERN int no_mapping INIT(= false);    // currently no mapping allowed
  EXTERN int no_zero_mapping INIT(= 0);   // mapping zero not allowed
  EXTERN int no_u_sync INIT(= 0);         // Don't call u_sync()
  EXTERN int u_sync_once INIT(= 0);       // Call u_sync() once when evaluating
                                          // an expression.
  
  EXTERN bool force_restart_edit INIT(= false);  // force restart_edit after
                                                 // ex_normal returns
  EXTERN int restart_edit INIT(= 0);      // call edit when next cmd finished
  EXTERN int arrow_used;                  // Normally false, set to true after
                                          // hitting cursor key in insert mode.
                                          // Used by vgetorpeek() to decide when
                                          // to call u_sync()
  EXTERN bool ins_at_eol INIT(= false);   // put cursor after eol when
                                          // restarting edit after CTRL-O
  
  EXTERN bool no_abbr INIT(= true);       // true when no abbreviations loaded
  
  EXTERN int mapped_ctrl_c INIT(= 0);  // Modes where CTRL-C is mapped.
  
  EXTERN cmdmod_T cmdmod;                 // Ex command modifiers
  
  EXTERN int msg_silent INIT(= 0);         // don't print messages
  EXTERN int emsg_silent INIT(= 0);        // don't print error messages
  EXTERN bool emsg_noredir INIT(= false);  // don't redirect error messages
  EXTERN bool cmd_silent INIT(= false);    // don't echo the command line
  
  // Values for swap_exists_action: what to do when swap file already exists
  #define SEA_NONE        0       // don't use dialog
  #define SEA_DIALOG      1       // use dialog when possible
  #define SEA_QUIT        2       // quit editing the file
  #define SEA_RECOVER     3       // recover the file
  
  EXTERN int swap_exists_action INIT(= SEA_NONE);
  // For dialog when swap file already
  // exists.
  EXTERN bool swap_exists_did_quit INIT(= false);
  // Selected "quit" at the dialog.
  
  EXTERN char_u IObuff[IOSIZE];               ///< Buffer for sprintf, I/O, etc.
  EXTERN char_u NameBuff[MAXPATHL];           ///< Buffer for expanding file names
  EXTERN char msg_buf[MSG_BUF_LEN];           ///< Small buffer for messages
  EXTERN char os_buf[                         ///< Buffer for the os/ layer
  #if MAXPATHL > IOSIZE
                                              MAXPATHL
  #else
                                              IOSIZE
  #endif
  ];
  
  // When non-zero, postpone redrawing.
  EXTERN int RedrawingDisabled INIT(= 0);
  
  EXTERN int readonlymode INIT(= false);      // Set to true for "view"
  EXTERN int recoverymode INIT(= false);      // Set to true for "-r" option
  
  // typeahead buffer
  EXTERN typebuf_T typebuf INIT(= { NULL, NULL, 0, 0, 0, 0, 0, 0, 0 });
  
  EXTERN int ex_normal_busy INIT(= 0);     // recursiveness of ex_normal()
  EXTERN int ex_normal_lock INIT(= 0);     // forbid use of ex_normal()
  EXTERN int ignore_script INIT(= false);  // ignore script input
  EXTERN int stop_insert_mode;             // for ":stopinsert" and 'insertmode'
  EXTERN bool KeyTyped;                    // true if user typed current char
  EXTERN int KeyStuffed;                   // true if current char from stuffbuf
  EXTERN int maptick INIT(= 0);            // tick for each non-mapped char
  
  EXTERN int must_redraw INIT(= 0);           // type of redraw necessary
  EXTERN bool skip_redraw INIT(= false);      // skip redraw once
  EXTERN bool do_redraw INIT(= false);        // extra redraw once
  EXTERN bool must_redraw_pum INIT(= false);  // redraw pum. NB: must_redraw
                                              // should also be set.
  
  EXTERN bool need_highlight_changed INIT(= true);
  
  EXTERN FILE *scriptout INIT(= NULL);  ///< Stream to write script to.
  
  // volatile because it is used in a signal handler.
  EXTERN volatile int got_int INIT(= false);  // set to true when interrupt
                                              // signal occurred
  EXTERN bool bangredo INIT(= false);         // set to true with ! command
  EXTERN int searchcmdlen;                    // length of previous search cmd
  EXTERN int reg_do_extmatch INIT(= 0);       // Used when compiling regexp:
                                              // REX_SET to allow \z\(...\),
                                              // REX_USE to allow \z\1 et al.
  // Used by vim_regexec(): strings for \z\1...\z\9
  EXTERN reg_extmatch_T *re_extmatch_in INIT(= NULL);
  // Set by vim_regexec() to store \z\(...\) matches
  EXTERN reg_extmatch_T *re_extmatch_out INIT(= NULL);
  
  EXTERN bool did_outofmem_msg INIT(= false);
  // set after out of memory msg
  EXTERN bool did_swapwrite_msg INIT(= false);
  // set after swap write error msg
  EXTERN int global_busy INIT(= 0);           // set when :global is executing
  EXTERN bool listcmd_busy INIT(= false);     // set when :argdo, :windo or
                                              // :bufdo is executing
  EXTERN bool need_start_insertmode INIT(= false);
  // start insert mode soon
  EXTERN char_u *last_cmdline INIT(= NULL);      // last command line (for ":)
  EXTERN char_u *repeat_cmdline INIT(= NULL);    // command line for "."
  EXTERN char_u *new_last_cmdline INIT(= NULL);  // new value for last_cmdline
  EXTERN char_u *autocmd_fname INIT(= NULL);     // fname for <afile> on cmdline
  EXTERN int autocmd_bufnr INIT(= 0);            // fnum for <abuf> on cmdline
  EXTERN char_u *autocmd_match INIT(= NULL);     // name for <amatch> on cmdline
  EXTERN bool did_cursorhold INIT(= false);      // set when CursorHold t'gerd
  
  EXTERN int postponed_split INIT(= 0);        // for CTRL-W CTRL-] command
  EXTERN int postponed_split_flags INIT(= 0);  // args for win_split()
  EXTERN int postponed_split_tab INIT(= 0);    // cmdmod.tab
  EXTERN int g_do_tagpreview INIT(= 0);  // for tag preview commands:
                                         // height of preview window
  EXTERN bool g_tag_at_cursor INIT(= false);  // whether the tag command comes
                                              // from the command line (0) or was
                                              // invoked as a normal command (1)
  
  EXTERN int replace_offset INIT(= 0);        // offset for replace_push()
  
  EXTERN char_u *escape_chars INIT(= (char_u *)" \t\\\"|");
  // need backslash in cmd line
  
  EXTERN int keep_help_flag INIT(= false);  // doing :ta from help file
  
  // When a string option is NULL (which only happens in out-of-memory
  // situations), it is set to empty_option, to avoid having to check for NULL
  // everywhere.
  EXTERN char_u *empty_option INIT(= (char_u *)"");
  
  EXTERN bool redir_off INIT(= false);        // no redirection for a moment
  EXTERN FILE *redir_fd INIT(= NULL);         // message redirection file
  EXTERN int redir_reg INIT(= 0);             // message redirection register
  EXTERN int redir_vname INIT(= 0);           // message redirection variable
  EXTERN garray_T *capture_ga INIT(= NULL);   // captured output for execute()
  
  EXTERN char_u langmap_mapchar[256];     // mapping for language keys
  
  EXTERN int save_p_ls INIT(= -1);        // Save 'laststatus' setting
  EXTERN int save_p_wmh INIT(= -1);       // Save 'winminheight' setting
  EXTERN int wild_menu_showing INIT(= 0);
  enum {
    WM_SHOWN = 1,     ///< wildmenu showing
    WM_SCROLLED = 2,  ///< wildmenu showing with scroll
    WM_LIST = 3,      ///< cmdline CTRL-D
  };
  
  
  // Some file names are stored in pathdef.c, which is generated from the
  // Makefile to make their value depend on the Makefile.
  #ifdef HAVE_PATHDEF
  extern char *default_vim_dir;
  extern char *default_vimruntime_dir;
  extern char *default_lib_dir;
  extern char_u *compiled_user;
  extern char_u *compiled_sys;
  #endif
  
  // When a window has a local directory, the absolute path of the global
  // current directory is stored here (in allocated memory).  If the current
  // directory is not a local directory, globaldir is NULL.
  EXTERN char_u *globaldir INIT(= NULL);
  
  // Whether 'keymodel' contains "stopsel" and "startsel".
  EXTERN bool km_stopsel INIT(= false);
  EXTERN bool km_startsel INIT(= false);
  
  EXTERN int cedit_key INIT(= -1);     ///< key value of 'cedit' option
  EXTERN int cmdwin_type INIT(= 0);    ///< type of cmdline window or 0
  EXTERN int cmdwin_result INIT(= 0);  ///< result of cmdline window or 0
  EXTERN int cmdwin_level INIT(= 0);   ///< cmdline recursion level
  
  EXTERN char_u no_lines_msg[] INIT(= N_("--No lines in buffer--"));
  
  // When ":global" is used to number of substitutions and changed lines is
  // accumulated until it's finished.
  // Also used for ":spellrepall".
  EXTERN long sub_nsubs;       // total number of substitutions
  EXTERN linenr_T sub_nlines;  // total number of lines changed
  
  // table to store parsed 'wildmode'
  EXTERN char_u wim_flags[4];
  
  // whether titlestring and iconstring contains statusline syntax
  #define STL_IN_ICON    1
  #define STL_IN_TITLE   2
  EXTERN int stl_syntax INIT(= 0);
  
  // don't use 'hlsearch' temporarily
  EXTERN bool no_hlsearch INIT(= false);
  
  // Page number used for %N in 'pageheader' and 'guitablabel'.
  EXTERN linenr_T printer_page_num;
  
  
  EXTERN bool typebuf_was_filled INIT(= false);     // received text from client
                                                    // or from feedkeys()
  
  
  #ifdef BACKSLASH_IN_FILENAME
  EXTERN char psepc INIT(= '\\');            // normal path separator character
  EXTERN char psepcN INIT(= '/');            // abnormal path separator character
  EXTERN char pseps[2] INIT(= { '\\', 0 });  // normal path separator string
  #endif
  
  // Set to kTrue when an operator is being executed with virtual editing
  // kNone when no operator is being executed, kFalse otherwise.
  EXTERN TriState virtual_op INIT(= kNone);
  
  // Display tick, incremented for each call to update_screen()
  EXTERN disptick_T display_tick INIT(= 0);
  
  // Line in which spell checking wasn't highlighted because it touched the
  // cursor position in Insert mode.
  EXTERN linenr_T spell_redraw_lnum INIT(= 0);
  
  
  // The error messages that can be shared are included here.
  // Excluded are errors that are only used once and debugging messages.
  EXTERN char_u e_abort[] INIT(= N_("E470: Command aborted"));
  EXTERN char_u e_afterinit[] INIT(= N_("E905: Cannot set this option after startup"));
  EXTERN char_u e_api_spawn_failed[] INIT(= N_("E903: Could not spawn API job"));
  EXTERN char_u e_argreq[] INIT(= N_("E471: Argument required"));
  EXTERN char_u e_backslash[] INIT(= N_("E10: \\ should be followed by /, ? or &"));
  EXTERN char_u e_cmdwin[] INIT(=
                                  N_(
                                    "E11: Invalid in command-line window; <CR> executes, CTRL-C quits"));
  EXTERN char_u e_curdir[] INIT(=
                                  N_(
                                    "E12: Command not allowed from exrc/vimrc in current dir or tag search"));
  EXTERN char_u e_endif[] INIT(= N_("E171: Missing :endif"));
  EXTERN char_u e_endtry[] INIT(= N_("E600: Missing :endtry"));
  EXTERN char_u e_endwhile[] INIT(= N_("E170: Missing :endwhile"));
  EXTERN char_u e_endfor[] INIT(= N_("E170: Missing :endfor"));
  EXTERN char_u e_while[] INIT(= N_("E588: :endwhile without :while"));
  EXTERN char_u e_for[] INIT(= N_("E588: :endfor without :for"));
  EXTERN char_u e_exists[] INIT(= N_("E13: File exists (add ! to override)"));
  EXTERN char_u e_failed[] INIT(= N_("E472: Command failed"));
  EXTERN char_u e_internal[] INIT(= N_("E473: Internal error"));
  EXTERN char_u e_intern2[] INIT(= N_("E685: Internal error: %s"));
  EXTERN char_u e_interr[] INIT(= N_("Interrupted"));
  EXTERN char_u e_invarg[] INIT(= N_("E474: Invalid argument"));
  EXTERN char_u e_invarg2[] INIT(= N_("E475: Invalid argument: %s"));
  EXTERN char_u e_invargval[] INIT(= N_("E475: Invalid value for argument %s"));
  EXTERN char_u e_invargNval[] INIT(= N_("E475: Invalid value for argument %s: %s"));
  EXTERN char_u e_duparg2[] INIT(= N_("E983: Duplicate argument: %s"));
  EXTERN char_u e_invexpr2[] INIT(= N_("E15: Invalid expression: %s"));
  EXTERN char_u e_invrange[] INIT(= N_("E16: Invalid range"));
  EXTERN char_u e_invcmd[] INIT(= N_("E476: Invalid command"));
  EXTERN char_u e_isadir2[] INIT(= N_("E17: \"%s\" is a directory"));
  EXTERN char_u e_no_spell[] INIT(= N_("E756: Spell checking is not possible"));
  EXTERN char_u e_invchan[] INIT(= N_("E900: Invalid channel id"));
  EXTERN char_u e_invchanjob[] INIT(= N_("E900: Invalid channel id: not a job"));
  EXTERN char_u e_jobtblfull[] INIT(= N_("E901: Job table is full"));
  EXTERN char_u e_jobspawn[] INIT(= N_("E903: Process failed to start: %s: \"%s\""));
  EXTERN char_u e_channotpty[] INIT(= N_("E904: channel is not a pty"));
  EXTERN char_u e_stdiochan2[] INIT(= N_("E905: Couldn't open stdio channel: %s"));
  EXTERN char_u e_invstream[] INIT(= N_("E906: invalid stream for channel"));
  EXTERN char_u e_invstreamrpc[] INIT(= N_("E906: invalid stream for rpc channel, use 'rpc'"));
  EXTERN char_u e_streamkey[] INIT(=
                                     N_(
                                       "E5210: dict key '%s' already set for buffered stream in channel %"
                                       PRIu64));
  EXTERN char_u e_libcall[] INIT(= N_("E364: Library call failed for \"%s()\""));
  EXTERN char e_fsync[] INIT(= N_("E667: Fsync failed: %s"));
  EXTERN char_u e_mkdir[] INIT(= N_("E739: Cannot create directory %s: %s"));
  EXTERN char_u e_markinval[] INIT(= N_("E19: Mark has invalid line number"));
  EXTERN char_u e_marknotset[] INIT(= N_("E20: Mark not set"));
  EXTERN char_u e_modifiable[] INIT(= N_("E21: Cannot make changes, 'modifiable' is off"));
  EXTERN char_u e_nesting[] INIT(= N_("E22: Scripts nested too deep"));
  EXTERN char_u e_noalt[] INIT(= N_("E23: No alternate file"));
  EXTERN char_u e_noabbr[] INIT(= N_("E24: No such abbreviation"));
  EXTERN char_u e_nobang[] INIT(= N_("E477: No ! allowed"));
  EXTERN char_u e_nogroup[] INIT(= N_("E28: No such highlight group name: %s"));
  EXTERN char_u e_noinstext[] INIT(= N_("E29: No inserted text yet"));
  EXTERN char_u e_nolastcmd[] INIT(= N_("E30: No previous command line"));
  EXTERN char_u e_nomap[] INIT(= N_("E31: No such mapping"));
  EXTERN char_u e_nomatch[] INIT(= N_("E479: No match"));
  EXTERN char_u e_nomatch2[] INIT(= N_("E480: No match: %s"));
  EXTERN char_u e_noname[] INIT(= N_("E32: No file name"));
  EXTERN char_u e_nopresub[] INIT(= N_("E33: No previous substitute regular expression"));
  EXTERN char_u e_noprev[] INIT(= N_("E34: No previous command"));
  EXTERN char_u e_noprevre[] INIT(= N_("E35: No previous regular expression"));
  EXTERN char_u e_norange[] INIT(= N_("E481: No range allowed"));
  EXTERN char_u e_noroom[] INIT(= N_("E36: Not enough room"));
  EXTERN char_u e_notmp[] INIT(= N_("E483: Can't get temp file name"));
  EXTERN char_u e_notopen[] INIT(= N_("E484: Can't open file %s"));
  EXTERN char_u e_notopen_2[] INIT(= N_("E484: Can't open file %s: %s"));
  EXTERN char_u e_notread[] INIT(= N_("E485: Can't read file %s"));
  EXTERN char_u e_null[] INIT(= N_("E38: Null argument"));
  EXTERN char_u e_number_exp[] INIT(= N_("E39: Number expected"));
  EXTERN char_u e_openerrf[] INIT(= N_("E40: Can't open errorfile %s"));
  EXTERN char_u e_outofmem[] INIT(= N_("E41: Out of memory!"));
  EXTERN char_u e_patnotf[] INIT(= N_("Pattern not found"));
  EXTERN char_u e_patnotf2[] INIT(= N_("E486: Pattern not found: %s"));
  EXTERN char_u e_positive[] INIT(= N_("E487: Argument must be positive"));
  EXTERN char_u e_prev_dir[] INIT(= N_("E459: Cannot go back to previous directory"));
  
  EXTERN char_u e_quickfix[] INIT(= N_("E42: No Errors"));
  EXTERN char_u e_loclist[] INIT(= N_("E776: No location list"));
  EXTERN char_u e_re_damg[] INIT(= N_("E43: Damaged match string"));
  EXTERN char_u e_re_corr[] INIT(= N_("E44: Corrupted regexp program"));
  EXTERN char_u e_readonly[] INIT(= N_("E45: 'readonly' option is set (add ! to override)"));
  EXTERN char_u e_readonlyvar[] INIT(= N_("E46: Cannot change read-only variable \"%.*s\""));
  EXTERN char_u e_stringreq[] INIT(= N_("E928: String required"));
  EXTERN char_u e_dictreq[] INIT(= N_("E715: Dictionary required"));
  EXTERN char_u e_blobidx[] INIT(= N_("E979: Blob index out of range: %" PRId64));
  EXTERN char_u e_invalblob[] INIT(= N_("E978: Invalid operation for Blob"));
  EXTERN char_u e_toomanyarg[] INIT(= N_("E118: Too many arguments for function: %s"));
  EXTERN char_u e_dictkey[] INIT(= N_("E716: Key not present in Dictionary: \"%s\""));
  EXTERN char_u e_listreq[] INIT(= N_("E714: List required"));
  EXTERN char_u e_listblobreq[] INIT(= N_("E897: List or Blob required"));
  EXTERN char_u e_listdictarg[] INIT(= N_("E712: Argument of %s must be a List or Dictionary"));
  EXTERN char_u e_listdictblobarg[] INIT(=
                                           N_(
                                             "E896: Argument of %s must be a List, Dictionary or Blob"));
  EXTERN char_u e_readerrf[] INIT(= N_("E47: Error while reading errorfile"));
  EXTERN char_u e_sandbox[] INIT(= N_("E48: Not allowed in sandbox"));
  EXTERN char_u e_secure[] INIT(= N_("E523: Not allowed here"));
  EXTERN char_u e_screenmode[] INIT(= N_("E359: Screen mode setting not supported"));
  EXTERN char_u e_scroll[] INIT(= N_("E49: Invalid scroll size"));
  EXTERN char_u e_shellempty[] INIT(= N_("E91: 'shell' option is empty"));
  EXTERN char_u e_signdata[] INIT(= N_("E255: Couldn't read in sign data!"));
  EXTERN char_u e_swapclose[] INIT(= N_("E72: Close error on swap file"));
  EXTERN char_u e_tagstack[] INIT(= N_("E73: tag stack empty"));
  EXTERN char_u e_toocompl[] INIT(= N_("E74: Command too complex"));
  EXTERN char_u e_longname[] INIT(= N_("E75: Name too long"));
  EXTERN char_u e_toomsbra[] INIT(= N_("E76: Too many ["));
  EXTERN char_u e_toomany[] INIT(= N_("E77: Too many file names"));
  EXTERN char_u e_trailing[] INIT(= N_("E488: Trailing characters"));
  EXTERN char_u e_trailing2[] INIT(= N_("E488: Trailing characters: %s"));
  EXTERN char_u e_umark[] INIT(= N_("E78: Unknown mark"));
  EXTERN char_u e_wildexpand[] INIT(= N_("E79: Cannot expand wildcards"));
  EXTERN char_u e_winheight[] INIT(= N_("E591: 'winheight' cannot be smaller than 'winminheight'"));
  EXTERN char_u e_winwidth[] INIT(= N_("E592: 'winwidth' cannot be smaller than 'winminwidth'"));
  EXTERN char_u e_write[] INIT(= N_("E80: Error while writing"));
  EXTERN char_u e_zerocount[] INIT(= N_("E939: Positive count required"));
  EXTERN char_u e_usingsid[] INIT(= N_("E81: Using <SID> not in a script context"));
  EXTERN char_u e_missingparen[] INIT(= N_("E107: Missing parentheses: %s"));
  EXTERN char_u e_maxmempat[] INIT(= N_("E363: pattern uses more memory than 'maxmempattern'"));
  EXTERN char_u e_emptybuf[] INIT(= N_("E749: empty buffer"));
  EXTERN char_u e_nobufnr[] INIT(= N_("E86: Buffer %" PRId64 " does not exist"));
  
  EXTERN char_u e_invalpat[] INIT(= N_("E682: Invalid search pattern or delimiter"));
  EXTERN char_u e_bufloaded[] INIT(= N_("E139: File is loaded in another buffer"));
  EXTERN char_u e_notset[] INIT(= N_("E764: Option '%s' is not set"));
  EXTERN char_u e_invalidreg[] INIT(= N_("E850: Invalid register name"));
  EXTERN char_u e_dirnotf[] INIT(= N_("E919: Directory not found in '%s': \"%s\""));
  EXTERN char_u e_au_recursive[] INIT(= N_("E952: Autocommand caused recursive behavior"));
  EXTERN char_u e_autocmd_close[] INIT(= N_("E813: Cannot close autocmd window"));
  EXTERN char_u e_unsupportedoption[] INIT(= N_("E519: Option not supported"));
  EXTERN char_u e_fnametoolong[] INIT(= N_("E856: Filename too long"));
  EXTERN char_u e_float_as_string[] INIT(= N_("E806: using Float as a String"));
  
  EXTERN char_u e_autocmd_err[] INIT(=N_("E5500: autocmd has thrown an exception: %s"));
  EXTERN char_u e_cmdmap_err[] INIT(=N_("E5520: <Cmd> mapping must end with <CR>"));
  EXTERN char_u
  e_cmdmap_repeated[] INIT(=N_("E5521: <Cmd> mapping must end with <CR> before second <Cmd>"));
  EXTERN char_u e_cmdmap_key[] INIT(=N_("E5522: <Cmd> mapping must not include %s key"));
  
  EXTERN char_u e_api_error[] INIT(=N_("E5555: API call: %s"));
  
  EXTERN char e_luv_api_disabled[] INIT(=N_("E5560: %s must not be called in a lua loop callback"));
  
  EXTERN char_u e_floatonly[] INIT(=N_(
                                      "E5601: Cannot close window, only floating window would remain"));
  EXTERN char_u e_floatexchange[] INIT(=N_("E5602: Cannot exchange or rotate float"));
  
  EXTERN char e_cannot_define_autocommands_for_all_events[] INIT(=
                                                                   N_(
                                                                     "E1155: Cannot define autocommands for ALL events"));
  
  EXTERN char top_bot_msg[] INIT(= N_("search hit TOP, continuing at BOTTOM"));
  EXTERN char bot_top_msg[] INIT(= N_("search hit BOTTOM, continuing at TOP"));
  
  EXTERN char line_msg[] INIT(= N_(" line "));
  
  // For undo we need to know the lowest time possible.
  EXTERN time_t starttime;
  
  EXTERN FILE *time_fd INIT(= NULL);  // where to write startup timing
  
  // Some compilers warn for not using a return value, but in some situations we
  // can't do anything useful with the value.  Assign to this variable to avoid
  // the warning.
  EXTERN int vim_ignored;
  
  // Start a msgpack-rpc channel over stdin/stdout.
  EXTERN bool embedded_mode INIT(= false);
  // Do not start a UI nor read/write to stdio (unless embedding).
  EXTERN bool headless_mode INIT(= false);
  
  /// Used to track the status of external functions.
  /// Currently only used for iconv().
  typedef enum {
    kUnknown,
    kWorking,
    kBroken
  } WorkingStatus;
  
  /// The scope of a working-directory command like `:cd`.
  ///
  /// Scopes are enumerated from lowest to highest. When adding a scope make sure
  /// to update all functions using scopes as well, such as the implementation of
  /// `getcwd()`. When using scopes as limits (e.g. in loops) don't use the scopes
  /// directly, use `MIN_CD_SCOPE` and `MAX_CD_SCOPE` instead.
  typedef enum {
    kCdScopeInvalid = -1,
    kCdScopeWindow,   ///< Affects one window.
    kCdScopeTabpage,  ///< Affects one tab page.
    kCdScopeGlobal,   ///< Affects the entire Nvim instance.
  } CdScope;
  
  #define MIN_CD_SCOPE  kCdScopeWindow
  #define MAX_CD_SCOPE  kCdScopeGlobal
  
  /// What caused the current directory to change.
  typedef enum {
    kCdCauseOther = -1,
    kCdCauseManual,  ///< Using `:cd`, `:tcd`, `:lcd` or `chdir()`.
    kCdCauseWindow,  ///< Switching to another window.
    kCdCauseAuto,    ///< On 'autochdir'.
  } CdCause;
  
  // Only filled for Win32.
  EXTERN char windowsVersion[20] INIT(= { 0 });
  
  #endif  // NVIM_GLOBALS_H
  