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globals.h
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/* vi:set ts=8 sts=4 sw=4 noet:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
*/
/*
* definition of global variables
*/
/*
* Number of Rows and Columns in the screen.
* Must be long to be able to use them as options in option.c.
* Note: Use screen_Rows and screen_Columns to access items in ScreenLines[].
* They may have different values when the screen wasn't (re)allocated yet
* after setting Rows or Columns (e.g., when starting up).
*/
EXTERN long Rows // nr of rows in the screen
#ifdef DO_INIT
# if defined(MSWIN)
= 25L
# else
= 24L
# endif
#endif
;
EXTERN long Columns INIT(= 80); // nr of columns in the screen
/*
* The characters that are currently on the screen are kept in ScreenLines[].
* It is a single block of characters, the size of the screen plus one line.
* The attributes for those characters are kept in ScreenAttrs[].
*
* "LineOffset[n]" is the offset from ScreenLines[] for the start of line 'n'.
* The same value is used for ScreenLinesUC[] and ScreenAttrs[].
*
* Note: before the screen is initialized and when out of memory these can be
* NULL.
*/
EXTERN schar_T *ScreenLines INIT(= NULL);
EXTERN sattr_T *ScreenAttrs INIT(= NULL);
EXTERN unsigned *LineOffset INIT(= NULL);
EXTERN char_u *LineWraps INIT(= NULL); // line wraps to next line
/*
* When using Unicode characters (in UTF-8 encoding) the character in
* ScreenLinesUC[] contains the Unicode for the character at this position, or
* NUL when the character in ScreenLines[] is to be used (ASCII char).
* The composing characters are to be drawn on top of the original character.
* ScreenLinesC[0][off] is only to be used when ScreenLinesUC[off] != 0.
* Note: These three are only allocated when enc_utf8 is set!
*/
EXTERN u8char_T *ScreenLinesUC INIT(= NULL); // decoded UTF-8 characters
EXTERN u8char_T *ScreenLinesC[MAX_MCO]; // composing characters
EXTERN int Screen_mco INIT(= 0); // value of p_mco used when
// allocating ScreenLinesC[]
// Only used for euc-jp: Second byte of a character that starts with 0x8e.
// These are single-width.
EXTERN schar_T *ScreenLines2 INIT(= NULL);
/*
* Buffer for one screen line (characters and attributes).
*/
EXTERN schar_T *current_ScreenLine INIT(= NULL);
/*
* Last known cursor position.
* Positioning the cursor is reduced by remembering the last position.
* Mostly used by windgoto() and screen_char().
*/
EXTERN int screen_cur_row INIT(= 0);
EXTERN int screen_cur_col INIT(= 0);
#ifdef FEAT_SEARCH_EXTRA
EXTERN match_T screen_search_hl; // used for 'hlsearch' highlight matching
#endif
#ifdef FEAT_FOLDING
EXTERN foldinfo_T win_foldinfo; // info for 'foldcolumn'
#endif
// Flag that is set when drawing for a callback, not from the main command
// loop.
EXTERN int redrawing_for_callback INIT(= 0);
/*
* Indexes for tab page line:
* N > 0 for label of tab page N
* N == 0 for no label
* N < 0 for closing tab page -N
* N == -999 for closing current tab page
*/
EXTERN short *TabPageIdxs INIT(= NULL);
#ifdef FEAT_PROP_POPUP
// Array with size Rows x Columns containing zindex of popups.
EXTERN short *popup_mask INIT(= NULL);
EXTERN short *popup_mask_next INIT(= NULL);
// Array with flags for transparent cells of current popup.
EXTERN char *popup_transparent INIT(= NULL);
// Flag set to TRUE when popup_mask needs to be updated.
EXTERN int popup_mask_refresh INIT(= TRUE);
// Tab that was used to fill popup_mask.
EXTERN tabpage_T *popup_mask_tab INIT(= NULL);
// Zindex in for screen_char(): if lower than the value in "popup_mask"
// drawing the character is skipped.
EXTERN int screen_zindex INIT(= 0);
#endif
EXTERN int screen_Rows INIT(= 0); // actual size of ScreenLines[]
EXTERN int screen_Columns INIT(= 0); // actual size of ScreenLines[]
/*
* 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(= 0); // current key modifiers
// The value of "mod_mask" and the unomdified character before calling
// merge_modifyOtherKeys().
EXTERN int vgetc_mod_mask INIT(= 0);
EXTERN int vgetc_char INIT(= 0);
/*
* 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 int redraw_cmdline INIT(= FALSE); // cmdline must be redrawn
EXTERN int redraw_mode INIT(= FALSE); // mode must be redrawn
EXTERN int clear_cmdline INIT(= FALSE); // cmdline must be cleared
EXTERN int mode_displayed INIT(= FALSE); // mode is being displayed
EXTERN int no_win_do_lines_ins INIT(= FALSE); // don't insert lines
#if defined(FEAT_CRYPT) || defined(FEAT_EVAL)
EXTERN int cmdline_star INIT(= FALSE); // cmdline is crypted
#endif
EXTERN int exec_from_reg INIT(= FALSE); // executing register
EXTERN int screen_cleared INIT(= FALSE); // screen has been cleared
/*
* 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.
*/
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
/*
* Functions for putting characters in the command line,
* while keeping ScreenLines[] updated.
*/
#ifdef FEAT_RIGHTLEFT
EXTERN int cmdmsg_rl INIT(= FALSE); // cmdline is drawn right to left
#endif
EXTERN int msg_col;
EXTERN int msg_row;
EXTERN int msg_scrolled; // Number of screen lines that windows have
// scrolled because of printing messages.
EXTERN int msg_scrolled_ign INIT(= FALSE);
// when TRUE don't set need_wait_return in
// msg_puts_attr() when msg_scrolled is
// non-zero
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 int keep_msg_more INIT(= FALSE); // keep_msg was set by msgmore()
EXTERN int need_fileinfo INIT(= FALSE);// do fileinfo() after redraw
EXTERN int msg_scroll INIT(= FALSE); // msg_start() will scroll
EXTERN int msg_didout INIT(= FALSE); // msg_outstr() was used in line
EXTERN int msg_didany INIT(= FALSE); // msg_outstr() was used at all
EXTERN int 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 int info_message INIT(= FALSE); // printing informative message
EXTERN int msg_hist_off INIT(= FALSE); // don't add messages to history
#ifdef FEAT_EVAL
EXTERN int 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 int emsg_severe INIT(= FALSE); // use message of next of several
// emsg() calls for throw
// used by assert_fails()
EXTERN char_u *emsg_assert_fails_msg INIT(= NULL);
EXTERN long emsg_assert_fails_lnum INIT(= 0);
EXTERN char_u *emsg_assert_fails_context INIT(= NULL);
EXTERN int did_endif INIT(= FALSE); // just had ":endif"
#endif
EXTERN int did_emsg; // set by emsg() when the message
// is displayed or thrown
#ifdef FEAT_EVAL
EXTERN int did_emsg_silent INIT(= 0); // incremented by emsg() when
// emsg_silent was set and did_emsg
// is not incremented
EXTERN int did_emsg_def; // set by emsg() when emsg_silent
// is set before calling a function
EXTERN int did_emsg_cumul; // cumulative did_emsg, increased
// when did_emsg is reset.
EXTERN int called_vim_beep; // set if vim_beep() is called
EXTERN int uncaught_emsg; // number of times emsg() was
// called and did show a message
#endif
EXTERN int did_emsg_syntax; // did_emsg set because of a
// syntax error
EXTERN int called_emsg; // always incremented by emsg()
EXTERN int ex_exitval INIT(= 0); // exit value for ex mode
EXTERN int emsg_on_display INIT(= FALSE); // there is an error message
EXTERN int rc_did_emsg INIT(= FALSE); // vim_regcomp() called emsg()
EXTERN int no_wait_return INIT(= 0); // don't wait for return for now
EXTERN int need_wait_return INIT(= 0); // need to wait for return later
EXTERN int did_wait_return INIT(= FALSE); // wait_return() was used and
// nothing written since then
EXTERN int need_maketitle INIT(= TRUE); // call maketitle() soon
EXTERN int quit_more INIT(= FALSE); // 'q' hit at "--more--" msg
#if defined(UNIX) || defined(VMS) || defined(MACOS_X)
EXTERN int newline_on_exit INIT(= FALSE); // did msg in altern. screen
EXTERN int intr_char INIT(= 0); // extra interrupt character
#endif
#if (defined(UNIX) || defined(VMS)) && defined(FEAT_X11)
EXTERN int x_no_connect INIT(= FALSE); // don't connect to X server
# if defined(FEAT_CLIENTSERVER)
EXTERN int x_force_connect INIT(= FALSE); // Do connect to X server.
// Overrules x_no_connect and
// "exclude" in 'clipboard'.
# endif
#endif
EXTERN int ex_keep_indent INIT(= FALSE); // getexmodeline(): keep indent
EXTERN int vgetc_busy INIT(= 0); // when inside vgetc() then > 0
EXTERN int didset_vim INIT(= FALSE); // did set $VIM ourselves
EXTERN int 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
/*
* Stack of execution contexts. Each entry is an estack_T.
* Current context is at ga_len - 1.
*/
EXTERN garray_T exestack INIT5(0, 0, sizeof(estack_T), 50, NULL);
#define HAVE_SOURCING_INFO (exestack.ga_data != NULL && exestack.ga_len > 0)
// name of error message source
#define SOURCING_NAME (((estack_T *)exestack.ga_data)[exestack.ga_len - 1].es_name)
// line number in the message source or zero
#define SOURCING_LNUM (((estack_T *)exestack.ga_data)[exestack.ga_len - 1].es_lnum)
// Script CTX being sourced or was sourced to define the current function.
EXTERN sctx_T current_sctx
#ifdef FEAT_EVAL
INIT4(0, 0, 0, 0);
#else
INIT(= {0});
#endif
#ifdef FEAT_EVAL
// whether inside compile_def_function()
EXTERN int estack_compiling INIT(= FALSE);
EXTERN int ex_nesting_level INIT(= 0); // nesting level
EXTERN int debug_break_level INIT(= -1); // break below this level
EXTERN int 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
# ifdef FEAT_PROFILE
EXTERN int do_profiling INIT(= PROF_NONE); // PROF_ values
# endif
EXTERN garray_T script_items INIT5(0, 0, sizeof(scriptitem_T *), 20, NULL);
# define SCRIPT_ITEM(id) (((scriptitem_T **)script_items.ga_data)[(id) - 1])
# define SCRIPT_ID_VALID(id) ((id) > 0 && (id) <= script_items.ga_len)
# define SCRIPT_SV(id) (SCRIPT_ITEM(id)->sn_vars)
# define SCRIPT_VARS(id) (SCRIPT_SV(id)->sv_dict.dv_hashtab)
# define FUNCLINE(fp, j) ((char_u **)(fp->uf_lines.ga_data))[j]
/*
* The 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. Only valid when did_throw is TRUE.
*/
EXTERN except_T *current_exception;
/*
* did_throw: An exception is being thrown. Reset when the exception is caught
* or as long as it is pending in a finally clause.
*/
EXTERN int did_throw INIT(= FALSE);
/*
* need_rethrow: set to TRUE 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);
/*
* check_cstack: set to TRUE 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 msglist_T **msg_list INIT(= NULL);
/*
* suppress_errthrow: When TRUE, 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 int 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 int may_garbage_collect INIT(= FALSE);
EXTERN int want_garbage_collect INIT(= FALSE);
EXTERN int garbage_collect_at_exit INIT(= FALSE);
// Commonly used types.
// "unknown" is used for when the type is really unknown, e.g. global
// variables. Also for when a function may or may not return something.
EXTERN type_T t_unknown INIT6(VAR_UNKNOWN, 0, 0, TTFLAG_STATIC, NULL, NULL);
// "any" is used for when the type is mixed. Excludes "void".
EXTERN type_T t_any INIT6(VAR_ANY, 0, 0, TTFLAG_STATIC, NULL, NULL);
// "void" is used for a function not returning anything.
EXTERN type_T t_void INIT6(VAR_VOID, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_bool INIT6(VAR_BOOL, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_null INIT6(VAR_SPECIAL, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_none INIT6(VAR_SPECIAL, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_number INIT6(VAR_NUMBER, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_number_bool INIT6(VAR_NUMBER, 0, 0, TTFLAG_STATIC|TTFLAG_BOOL_OK, NULL, NULL);
EXTERN type_T t_float INIT6(VAR_FLOAT, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_string INIT6(VAR_STRING, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_blob INIT6(VAR_BLOB, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_blob_null INIT6(VAR_BLOB, 0, 0, TTFLAG_STATIC, &t_void, NULL);
EXTERN type_T t_job INIT6(VAR_JOB, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_channel INIT6(VAR_CHANNEL, 0, 0, TTFLAG_STATIC, NULL, NULL);
// Special value used for @#.
EXTERN type_T t_number_or_string INIT6(VAR_STRING, 0, 0, TTFLAG_STATIC, NULL, NULL);
EXTERN type_T t_func_unknown INIT6(VAR_FUNC, -1, -1, TTFLAG_STATIC, &t_unknown, NULL);
EXTERN type_T t_func_void INIT6(VAR_FUNC, -1, 0, TTFLAG_STATIC, &t_void, NULL);
EXTERN type_T t_func_any INIT6(VAR_FUNC, -1, 0, TTFLAG_STATIC, &t_any, NULL);
EXTERN type_T t_func_number INIT6(VAR_FUNC, -1, 0, TTFLAG_STATIC, &t_number, NULL);
EXTERN type_T t_func_string INIT6(VAR_FUNC, -1, 0, TTFLAG_STATIC, &t_string, NULL);
EXTERN type_T t_func_bool INIT6(VAR_FUNC, -1, 0, TTFLAG_STATIC, &t_bool, NULL);
EXTERN type_T t_func_0_void INIT6(VAR_FUNC, 0, 0, TTFLAG_STATIC, &t_void, NULL);
EXTERN type_T t_func_0_any INIT6(VAR_FUNC, 0, 0, TTFLAG_STATIC, &t_any, NULL);
EXTERN type_T t_func_0_number INIT6(VAR_FUNC, 0, 0, TTFLAG_STATIC, &t_number, NULL);
EXTERN type_T t_func_0_string INIT6(VAR_FUNC, 0, 0, TTFLAG_STATIC, &t_string, NULL);
EXTERN type_T t_list_any INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_any, NULL);
EXTERN type_T t_dict_any INIT6(VAR_DICT, 0, 0, TTFLAG_STATIC, &t_any, NULL);
EXTERN type_T t_list_empty INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_unknown, NULL);
EXTERN type_T t_dict_empty INIT6(VAR_DICT, 0, 0, TTFLAG_STATIC, &t_unknown, NULL);
EXTERN type_T t_list_bool INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_bool, NULL);
EXTERN type_T t_list_number INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_number, NULL);
EXTERN type_T t_list_string INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_string, NULL);
EXTERN type_T t_list_job INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_job, NULL);
EXTERN type_T t_list_dict_any INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_dict_any, NULL);
EXTERN type_T t_list_list_any INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_list_any, NULL);
EXTERN type_T t_list_list_string INIT6(VAR_LIST, 0, 0, TTFLAG_STATIC, &t_list_string, NULL);
EXTERN type_T t_dict_bool INIT6(VAR_DICT, 0, 0, TTFLAG_STATIC, &t_bool, NULL);
EXTERN type_T t_dict_number INIT6(VAR_DICT, 0, 0, TTFLAG_STATIC, &t_number, NULL);
EXTERN type_T t_dict_string INIT6(VAR_DICT, 0, 0, TTFLAG_STATIC, &t_string, NULL);
#endif
#ifdef FEAT_EVAL
EXTERN int did_source_packages INIT(= FALSE);
#endif
// Magic number used for hashitem "hi_key" value indicating a deleted item.
// Only the address is used.
EXTERN char_u hash_removed;
EXTERN int scroll_region INIT(= FALSE); // term supports scroll region
EXTERN int t_colors INIT(= 0); // int value of T_CCO
// Flags to indicate an additional string for highlight name completion.
EXTERN int include_none INIT(= 0); // when 1 include "None"
EXTERN int include_default INIT(= 0); // when 1 include "default"
EXTERN int include_link INIT(= 0); // when 2 include "link" and "clear"
/*
* 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 int 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
#ifdef FEAT_SEARCH_EXTRA
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
#endif
EXTERN int 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 highlight_attr[HLF_COUNT]; // Highl. attr for each context.
#ifdef FEAT_STL_OPT
# define USER_HIGHLIGHT
#endif
#ifdef USER_HIGHLIGHT
EXTERN int highlight_user[9]; // User[1-9] attributes
# ifdef FEAT_STL_OPT
EXTERN int highlight_stlnc[9]; // On top of user
# ifdef FEAT_TERMINAL
EXTERN int highlight_stlterm[9]; // On top of user
EXTERN int highlight_stltermnc[9]; // On top of user
# endif
# endif
#endif
#ifdef FEAT_TERMINAL
// When TRUE skip calling terminal_loop() once. Used when
// typing ':' at the more prompt.
EXTERN int skip_term_loop INIT(= FALSE);
#endif
#ifdef FEAT_GUI
EXTERN char_u *use_gvimrc INIT(= NULL); // "-U" cmdline argument
#endif
EXTERN int cterm_normal_fg_color INIT(= 0);
EXTERN int cterm_normal_fg_bold INIT(= 0);
EXTERN int cterm_normal_bg_color INIT(= 0);
EXTERN int cterm_normal_ul_color INIT(= 0);
#ifdef FEAT_TERMGUICOLORS
EXTERN guicolor_T cterm_normal_fg_gui_color INIT(= INVALCOLOR);
EXTERN guicolor_T cterm_normal_bg_gui_color INIT(= INVALCOLOR);
EXTERN guicolor_T cterm_normal_ul_gui_color INIT(= INVALCOLOR);
#endif
#ifdef FEAT_TERMRESPONSE
EXTERN int is_mac_terminal INIT(= FALSE); // recognized Terminal.app
#endif
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
EXTERN int keep_filetype INIT(= FALSE); // value for did_filetype when
// starting to execute
// autocommands
// Set by the apply_autocmds_group function if the given event is equal to
// EVENT_FILETYPE. Used by the readfile function in order to determine if
// EVENT_BUFREADPOST triggered the EVENT_FILETYPE.
//
// Relying on this value requires one to reset it prior calling
// apply_autocmds_group.
EXTERN int au_did_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 INIT3(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 check_termcode()
*/
EXTERN int mouse_row;
EXTERN int mouse_col;
EXTERN int mouse_past_bottom INIT(= FALSE);// mouse below last line
EXTERN int mouse_past_eol INIT(= FALSE); // mouse right of line
EXTERN int mouse_dragging INIT(= 0); // extending Visual area with
// mouse dragging
#if defined(FEAT_MOUSE_DEC)
/*
* When the DEC mouse has been pressed but not yet released we enable
* automatic queries for the mouse position.
*/
EXTERN int WantQueryMouse INIT(= FALSE);
#endif
#ifdef FEAT_GUI
// When the window layout is about to be changed, need_mouse_correct is set,
// so that gui_mouse_correct() is called afterwards, to correct the mouse
// pointer when focus-follow-mouse is being used.
EXTERN int need_mouse_correct INIT(= FALSE);
// When double clicking, topline must be the same
EXTERN linenr_T gui_prev_topline INIT(= 0);
# ifdef FEAT_DIFF
EXTERN int gui_prev_topfill INIT(= 0);
# endif
#endif
# ifdef FEAT_MOUSESHAPE
EXTERN int drag_status_line INIT(= FALSE); // dragging the status line
EXTERN int postponed_mouseshape INIT(= FALSE); // postponed updating the
// mouse pointer shape
EXTERN int drag_sep_line INIT(= FALSE); // dragging vert separator
# endif
#ifdef FEAT_DIFF
// Value set from 'diffopt'.
EXTERN int diff_context INIT(= 6); // context for folds
EXTERN int diff_foldcolumn INIT(= 2); // 'foldcolumn' for diff mode
EXTERN int diff_need_scrollbind INIT(= FALSE);
#endif
// 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(= FALSE);
#ifdef MESSAGE_QUEUE
// While closing windows or buffers messages should not be handled to avoid
// using invalid windows or buffers.
EXTERN int dont_parse_messages INIT(= FALSE);
#endif
#ifdef FEAT_MENU
// 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);
#define FOR_ALL_MENUS(m) for ((m) = root_menu; (m) != NULL; (m) = (m)->next)
#define FOR_ALL_CHILD_MENUS(p, c) \
for ((c) = (p)->children; (c) != NULL; (c) = (c)->next)
#endif
#ifdef FEAT_GUI
# ifdef FEAT_MENU
// Menu item just selected, set by check_termcode()
EXTERN vimmenu_T *current_menu;
// Set to TRUE after adding/removing menus to ensure they are updated
EXTERN int force_menu_update INIT(= FALSE);
# endif
# ifdef FEAT_GUI_TABLINE
// Tab in tab pages line just selected, set by check_termcode()
EXTERN int current_tab;
// Menu entry in tab pages line menu just selected, set by check_termcode()
EXTERN int current_tabmenu;
# define TABLINE_MENU_CLOSE 1
# define TABLINE_MENU_NEW 2
# define TABLINE_MENU_OPEN 3
# endif
// Scrollbar moved and new value, set by check_termcode()
EXTERN int current_scrollbar;
EXTERN long_u scrollbar_value;
// found "-rv" or "-reverse" in command line args
EXTERN int found_reverse_arg INIT(= FALSE);
// "-fn" or "-font" command line argument
EXTERN char *font_argument INIT(= NULL);
# ifdef FEAT_GUI_GTK
// "-bg" or "-background" command line argument
EXTERN char *background_argument INIT(= NULL);
// "-fg" or "-foreground" command line argument
EXTERN char *foreground_argument INIT(= NULL);
# endif
/*
* While executing external commands or in Ex mode, should not insert GUI
* events in the input buffer: Set hold_gui_events to non-zero.
*
* volatile because it is used in signal handler sig_sysmouse().
*/
EXTERN volatile sig_atomic_t hold_gui_events INIT(= 0);
/*
* When resizing the shell is postponed, remember the new size, and call
* gui_resize_shell() later.
*/
EXTERN int new_pixel_width INIT(= 0);
EXTERN int new_pixel_height INIT(= 0);
// Window position from ":winpos", to be used when opening the GUI window.
EXTERN int gui_win_x INIT(= -1);
EXTERN int gui_win_y INIT(= -1);
#endif
#ifdef FEAT_CLIPBOARD
EXTERN Clipboard_T clip_star; // PRIMARY selection in X11
# ifdef FEAT_X11
EXTERN Clipboard_T clip_plus; // CLIPBOARD selection in X11
# else
# define clip_plus clip_star // there is only one clipboard
# define ONE_CLIPBOARD
# endif
# define CLIP_UNNAMED 1
# define CLIP_UNNAMED_PLUS 2
EXTERN int clip_unnamed INIT(= 0); // above two values or'ed
EXTERN int clip_autoselect_star INIT(= FALSE);
EXTERN int clip_autoselect_plus INIT(= FALSE);
EXTERN int clip_autoselectml INIT(= FALSE);
EXTERN int clip_html INIT(= FALSE);
EXTERN regprog_T *clip_exclude_prog INIT(= NULL);
EXTERN int clip_unnamed_saved INIT(= 0);
#endif
/*
* All regular 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.
* When switching tabs these swapped with the pointers in "tabpage_T".
*/
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 W_NEXT(wp) ((wp)->w_next)
#define FOR_ALL_WINDOWS(wp) for ((wp) = firstwin; (wp) != NULL; (wp) = (wp)->w_next)
#define FOR_ALL_FRAMES(frp, first_frame) \
for ((frp) = first_frame; (frp) != NULL; (frp) = (frp)->fr_next)
#define FOR_ALL_TABPAGES(tp) for ((tp) = first_tabpage; (tp) != NULL; (tp) = (tp)->tp_next)
#define FOR_ALL_WINDOWS_IN_TAB(tp, wp) \
for ((wp) = ((tp) == NULL || (tp) == curtab) \
? firstwin : (tp)->tp_firstwin; (wp); (wp) = (wp)->w_next)
/*
* 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 ((tp) = first_tabpage; (tp) != NULL; (tp) = (tp)->tp_next) \
for ((wp) = ((tp) == curtab) \
? firstwin : (tp)->tp_firstwin; (wp); (wp) = (wp)->w_next)
#define FOR_ALL_POPUPWINS(wp) \
for ((wp) = first_popupwin; (wp) != NULL; (wp) = (wp)->w_next)
#define FOR_ALL_POPUPWINS_IN_TAB(tp, wp) \
for ((wp) = (tp)->tp_first_popupwin; (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
#ifdef FEAT_PROP_POPUP
EXTERN win_T *first_popupwin; // first global popup window
EXTERN win_T *popup_dragwin INIT(= NULL); // popup window being dragged
// Set to TRUE if there is any visible popup window.
EXTERN int popup_visible INIT(= FALSE);
// Set to TRUE if a visible popup window may use a MOUSE_MOVE event
EXTERN int popup_uses_mouse_move INIT(= FALSE);
EXTERN int text_prop_frozen INIT(= 0);
#endif
// When set the popup menu will redraw soon using the pum_win_ values. Do not
// draw over the poup menu area to avoid flicker.
EXTERN int pum_will_redraw INIT(= FALSE);
/*
* 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. "lastused_tabpage" is the
* last used one.
*/
EXTERN tabpage_T *first_tabpage;
EXTERN tabpage_T *curtab;
EXTERN tabpage_T *lastused_tabpage;
EXTERN int redraw_tabline INIT(= FALSE); // need to redraw tabline
/*
* 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
#define FOR_ALL_BUFFERS(buf) \
for ((buf) = firstbuf; (buf) != NULL; (buf) = (buf)->b_next)
#define FOR_ALL_BUF_WININFO(buf, wip) \
for ((wip) = (buf)->b_wininfo; (wip) != NULL; (wip) = (wip)->wi_next)
// 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)
// Flag that is set when switching off 'swapfile'. It means that all blocks
// are to be loaded into memory. Shouldn't be global...
EXTERN int mf_dont_release INIT(= FALSE); // don't release blocks
/*
* 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 int arg_had_last INIT(= FALSE); // accessed last file in
// global_alist
EXTERN int ru_col; // column for ruler
#ifdef FEAT_STL_OPT
EXTERN int ru_wid; // 'rulerfmt' width of ruler when non-zero
#endif
EXTERN int sc_col; // column for shown command
#ifdef TEMPDIRNAMES
# if defined(UNIX) && defined(HAVE_FLOCK) \
&& (defined(HAVE_DIRFD) || defined(__hpux))
EXTERN DIR *vim_tempdir_dp INIT(= NULL); // File descriptor of temp dir
# endif
EXTERN char_u *vim_tempdir INIT(= NULL); // Name of Vim's own temp dir.
// Ends in a slash.
#endif
/*
* When starting or exiting some things are done differently (e.g. screen
* updating).
*/
EXTERN int starting INIT(= NO_SCREEN);
// first NO_SCREEN, then NO_BUFFERS and then
// set to 0 when starting up finished
EXTERN int exiting INIT(= FALSE);
// TRUE when planning to exit Vim. Might
// still keep on running if there is a changed
// buffer.
EXTERN int really_exiting INIT(= FALSE);
// TRUE when we are sure to exit, e.g., after
// a deadly signal
EXTERN int v_dying INIT(= 0); // internal value of v:dying
EXTERN int stdout_isatty INIT(= TRUE); // is stdout a terminal?
#if defined(FEAT_AUTOCHDIR)
EXTERN int test_autochdir INIT(= FALSE);
#endif
EXTERN char *last_chdir_reason INIT(= NULL);
#if defined(EXITFREE)
EXTERN int entered_free_all_mem INIT(= FALSE);
// TRUE when in or after free_all_mem()
#endif
// volatile because it is used in signal handler deathtrap().
EXTERN volatile sig_atomic_t full_screen INIT(= FALSE);
// TRUE when doing full-screen output
// otherwise only writing some messages
EXTERN int restricted INIT(= FALSE);
// TRUE when started as "rvim"
EXTERN int secure INIT(= FALSE);
// non-zero when only "safe" commands are
// allowed, e.g. when sourcing .exrc or .vimrc
// in current directory
EXTERN int textwinlock INIT(= 0);
// non-zero when changing text and jumping to
// another window or editing another buffer is
// not allowed
EXTERN int textlock INIT(= 0);
// non-zero when changing text is not allowed,
// jumping to another window is allowed,
// editing another buffer is not allowed.
EXTERN int curbuf_lock INIT(= 0);
// non-zero when the current buffer can't be
// changed. Used for FileChangedRO.
EXTERN int allbuf_lock 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.
#ifdef HAVE_SANDBOX
EXTERN int sandbox INIT(= 0);
// Non-zero when evaluating an expression in a
// "sandbox". Several things are not allowed
// then.
#endif
EXTERN int silent_mode INIT(= FALSE);
// set to TRUE when "-s" commandline argument
// used for ex
EXTERN pos_T VIsual; // start position of active Visual selection
EXTERN int VIsual_active INIT(= FALSE);
// whether Visual mode is active
EXTERN int VIsual_select INIT(= FALSE);
// whether Select mode is active
EXTERN int VIsual_select_reg INIT(= 0);
// register name for Select mode
EXTERN int restart_VIsual_select INIT(= 0);
// restart Select mode when next cmd finished
EXTERN int VIsual_reselect;
// whether to restart the selection after a
// Select mode mapping or menu
EXTERN int VIsual_mode INIT(= 'v');
// type of Visual mode
EXTERN int redo_VIsual_busy INIT(= FALSE);
// TRUE when redoing Visual
/*
* The Visual area is remembered for reselection.
*/
EXTERN int resel_VIsual_mode INIT(= NUL); // 'v', 'V', or Ctrl-V
EXTERN linenr_T resel_VIsual_line_count; // number of lines
EXTERN colnr_T resel_VIsual_vcol; // nr of cols or end col
/*
* 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 int 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 int 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 int 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 int 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 int can_si_back INIT(= FALSE);
EXTERN int old_indent INIT(= 0); // for ^^D command in insert mode
EXTERN pos_T saved_cursor // w_cursor before formatting text.
#ifdef DO_INIT
= {0, 0, 0}
#endif
;
/*
* 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 MODE_VREPLACE state.
*/
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
#if defined(FEAT_X11) && defined(FEAT_XCLIPBOARD)
// argument to SETJMP() for handling X IO errors
EXTERN JMP_BUF x_jump_env;
#endif
/*
* These flags are set based upon 'fileencoding'.
* Note that "enc_utf8" is also set for "unicode", because 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