diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/nvim/option.c | 633 |
1 files changed, 418 insertions, 215 deletions
diff --git a/src/nvim/option.c b/src/nvim/option.c index bcb78ea685..3355d28049 100644 --- a/src/nvim/option.c +++ b/src/nvim/option.c @@ -1996,6 +1996,412 @@ static void apply_optionset_autocmd(int opt_idx, long opt_flags, long oldval, lo reset_v_option_vars(); } +/// Ensure that options set to p_force_on cannot be disabled. +static const char *did_set_force_on(bool *doskip) +{ + if (p_force_on == false) { + p_force_on = true; + *doskip = true; + return e_unsupportedoption; + } + return NULL; +} + +/// Ensure that options set to p_force_off cannot be enabled. +static const char *did_set_force_off(bool *doskip) +{ + if (p_force_off == true) { + p_force_off = false; + *doskip = true; + return e_unsupportedoption; + } + return NULL; +} + +/// Process the updated 'langremap' option value. +static void did_set_langremap(void) +{ + // 'langremap' -> !'langnoremap' + p_lnr = !p_lrm; +} + +/// Process the updated 'langnoremap' option value. +static void did_set_langnoremap(void) +{ + // 'langnoremap' -> !'langremap' + p_lrm = !p_lnr; +} + +/// Process the updated 'undofile' option value. +static void did_set_undofile(int opt_flags) +{ + // Only take action when the option was set. When reset we do not + // delete the undo file, the option may be set again without making + // any changes in between. + if (curbuf->b_p_udf || p_udf) { + uint8_t hash[UNDO_HASH_SIZE]; + + FOR_ALL_BUFFERS(bp) { + // When 'undofile' is set globally: for every buffer, otherwise + // only for the current buffer: Try to read in the undofile, + // if one exists, the buffer wasn't changed and the buffer was + // loaded + if ((curbuf == bp + || (opt_flags & OPT_GLOBAL) || opt_flags == 0) + && !bufIsChanged(bp) && bp->b_ml.ml_mfp != NULL) { + u_compute_hash(bp, hash); + u_read_undo(NULL, hash, bp->b_fname); + } + } + } +} + +/// Process the updated 'readonly' option value. +static void did_set_readonly(int opt_flags) +{ + // when 'readonly' is reset globally, also reset readonlymode + if (!curbuf->b_p_ro && (opt_flags & OPT_LOCAL) == 0) { + readonlymode = false; + } + + // when 'readonly' is set may give W10 again + if (curbuf->b_p_ro) { + curbuf->b_did_warn = false; + } + + redraw_titles(); +} + +/// Process the updated 'modifiable' option value. +static char *did_set_modifiable(void) +{ + // when 'modifiable' is changed, redraw the window title + redraw_titles(); + + return NULL; +} + +/// Process the updated 'endoffile' or 'endofline' or 'fixendofline' or 'bomb' +/// option value. +static void did_set_eof_eol_fixeol_bomb(void) +{ + // redraw the window title and tab page text + redraw_titles(); +} + +/// Process the updated 'binary' option value. +static void did_set_binary(int opt_flags, long old_value) +{ + // when 'bin' is set also set some other options + set_options_bin((int)old_value, curbuf->b_p_bin, opt_flags); + redraw_titles(); +} + +/// Process the updated 'buflisted' option value. +static void did_set_buflisted(long old_value) +{ + // when 'buflisted' changes, trigger autocommands + if (old_value != curbuf->b_p_bl) { + apply_autocmds(curbuf->b_p_bl ? EVENT_BUFADD : EVENT_BUFDELETE, + NULL, NULL, true, curbuf); + } +} + +/// Process the updated 'swapfile' option value. +static void did_set_swapfile(void) +{ + // when 'swf' is set, create swapfile, when reset remove swapfile + if (curbuf->b_p_swf && p_uc) { + ml_open_file(curbuf); // create the swap file + } else { + // no need to reset curbuf->b_may_swap, ml_open_file() will check + // buf->b_p_swf + mf_close_file(curbuf, true); // remove the swap file + } +} + +/// Process the updated 'paste' option value. +static void did_set_paste(void) +{ + // when 'paste' is set or reset also change other options + paste_option_changed(); +} + +/// Process the updated 'ignorecase' option value. +static void did_set_ignorecase(void) +{ + // when 'ignorecase' is set or reset and 'hlsearch' is set, redraw + if (p_hls) { + redraw_all_later(UPD_SOME_VALID); + } +} + +/// Process the updated 'hlsearch' option value. +static void did_set_hlsearch(void) +{ + // when 'hlsearch' is set or reset: reset no_hlsearch + set_no_hlsearch(false); +} + +/// Process the updated 'scrollbind' option value. +static void did_set_scrollbind(void) +{ + // when 'scrollbind' is set: snapshot the current position to avoid a jump + // at the end of normal_cmd() + if (curwin->w_p_scb) { + do_check_scrollbind(false); + curwin->w_scbind_pos = curwin->w_topline; + } +} + +/// Process the updated 'previewwindow' option value. +static const char *did_set_previewwindow(bool *doskip) +{ + if (!curwin->w_p_pvw) { + return NULL; + } + + // There can be only one window with 'previewwindow' set. + FOR_ALL_WINDOWS_IN_TAB(win, curtab) { + if (win->w_p_pvw && win != curwin) { + curwin->w_p_pvw = false; + *doskip = true; + return e_preview_window_already_exists; + } + } + + return NULL; +} + +/// Process the updated 'lisp' option value. +static void did_set_lisp(void) +{ + // When 'lisp' option changes include/exclude '-' in keyword characters. + (void)buf_init_chartab(curbuf, false); // ignore errors +} + +/// Process the updated 'title' or the 'icon' option value. +static void did_set_title_icon(void) +{ + // when 'title' changed, may need to change the title; same for 'icon' + did_set_title(); +} + +/// Process the updated 'modified' option value. +static void did_set_modified(long value) +{ + if (!value) { + save_file_ff(curbuf); // Buffer is unchanged + } + redraw_titles(); + modified_was_set = (int)value; +} + +#ifdef BACKSLASH_IN_FILENAME +/// Process the updated 'shellslash' option value. +static void did_set_shellslash(void) +{ + if (p_ssl) { + psepc = '/'; + psepcN = '\\'; + pseps[0] = '/'; + } else { + psepc = '\\'; + psepcN = '/'; + pseps[0] = '\\'; + } + + // need to adjust the file name arguments and buffer names. + buflist_slash_adjust(); + alist_slash_adjust(); + scriptnames_slash_adjust(); +} +#endif + +/// Process the updated 'wrap' option value. +static void did_set_wrap(void) +{ + // If 'wrap' is set, set w_leftcol to zero. + if (curwin->w_p_wrap) { + curwin->w_leftcol = 0; + } +} + +/// Process the updated 'equalalways' option value. +static void did_set_equalalways(long old_value) +{ + if (p_ea && !old_value) { + win_equal(curwin, false, 0); + } +} + +/// Process the updated 'autochdir' option value. +static void did_set_autochdir(void) +{ + // Change directories when the 'acd' option is set now. + do_autochdir(); +} + +/// Process the updated 'diff' option value. +static void did_set_diff(void) +{ + // May add or remove the buffer from the list of diff buffers. + diff_buf_adjust(curwin); + if (foldmethodIsDiff(curwin)) { + foldUpdateAll(curwin); + } +} + +/// Process the updated 'spell' option value. +static char *did_set_spell(void) +{ + if (curwin->w_p_spell) { + return did_set_spelllang(curwin); + } + + return NULL; +} + +/// Process the updated 'arabic' option value. +static const char *did_set_arabic(void) +{ + const char *errmsg = NULL; + if (curwin->w_p_arab) { + // 'arabic' is set, handle various sub-settings. + if (!p_tbidi) { + // set rightleft mode + if (!curwin->w_p_rl) { + curwin->w_p_rl = true; + changed_window_setting(); + } + + // Enable Arabic shaping (major part of what Arabic requires) + if (!p_arshape) { + p_arshape = true; + redraw_all_later(UPD_NOT_VALID); + } + } + + // Arabic requires a utf-8 encoding, inform the user if it's not + // set. + if (strcmp(p_enc, "utf-8") != 0) { + static char *w_arabic = N_("W17: Arabic requires UTF-8, do ':set encoding=utf-8'"); + + msg_source(HL_ATTR(HLF_W)); + msg_attr(_(w_arabic), HL_ATTR(HLF_W)); + set_vim_var_string(VV_WARNINGMSG, _(w_arabic), -1); + } + + // set 'delcombine' + p_deco = true; + + // Force-set the necessary keymap for arabic. + errmsg = set_option_value("keymap", 0L, "arabic", OPT_LOCAL); + } else { + // 'arabic' is reset, handle various sub-settings. + if (!p_tbidi) { + // reset rightleft mode + if (curwin->w_p_rl) { + curwin->w_p_rl = false; + changed_window_setting(); + } + + // 'arabicshape' isn't reset, it is a global option and + // another window may still need it "on". + } + + // 'delcombine' isn't reset, it is a global option and another + // window may still want it "on". + + // Revert to the default keymap + curbuf->b_p_iminsert = B_IMODE_NONE; + curbuf->b_p_imsearch = B_IMODE_USE_INSERT; + } + + return errmsg; +} + +static void did_set_number_relativenumber(void) +{ + if (*curwin->w_p_stc != NUL) { + // When 'relativenumber'/'number' is changed and 'statuscolumn' is set, reset width. + curwin->w_nrwidth_line_count = 0; + } +} + +/// When some boolean options are changed, need to take some action. +static const char *did_set_bool_option(const char *varp, int opt_flags, long value, long old_value, + bool *doskip) +{ + const char *errmsg = NULL; + + if ((int *)varp == &p_force_on) { + errmsg = did_set_force_on(doskip); + } else if ((int *)varp == &p_force_off) { + errmsg = did_set_force_off(doskip); + } else if ((int *)varp == &p_lrm) { // 'langremap' + did_set_langremap(); + } else if ((int *)varp == &p_lnr) { // 'langnoremap' + did_set_langnoremap(); + } else if ((int *)varp == &curbuf->b_p_udf // buffer local 'undofile' + || (int *)varp == &p_udf) { // 'undofile' + did_set_undofile(opt_flags); + } else if ((int *)varp == &curbuf->b_p_ro) { // 'readonly' + did_set_readonly(opt_flags); + } else if ((int *)varp == &curbuf->b_p_ma) { + errmsg = did_set_modifiable(); // 'modifiable' + } else if ((int *)varp == &curbuf->b_p_eof // 'endoffile' + || (int *)varp == &curbuf->b_p_eol // 'endofline' + || (int *)varp == &curbuf->b_p_fixeol // 'fixendofline' + || (int *)varp == &curbuf->b_p_bomb) { // 'bomb' + did_set_eof_eol_fixeol_bomb(); + } else if ((int *)varp == &curbuf->b_p_bin) { // 'binary' + did_set_binary(opt_flags, old_value); + } else if ((int *)varp == &curbuf->b_p_bl) { // 'buflisted' + did_set_buflisted(old_value); + } else if ((int *)varp == &curbuf->b_p_swf) { // 'swapfile' + did_set_swapfile(); + } else if ((int *)varp == &p_paste) { // 'paste' + did_set_paste(); + } else if ((int *)varp == &p_ic) { // 'ignorecase' + did_set_ignorecase(); + } else if ((int *)varp == &p_hls) { // 'hlsearch' + did_set_hlsearch(); + } else if ((int *)varp == &curwin->w_p_scb) { // 'scrollbind' + did_set_scrollbind(); + } else if ((int *)varp == &curwin->w_p_pvw) { // 'previewwindow' + errmsg = did_set_previewwindow(doskip); + } else if (varp == (char *)&(curbuf->b_p_lisp)) { // 'lisp' + did_set_lisp(); + } else if ((int *)varp == &p_title // 'title' + || (int *)varp == &p_icon) { // 'icon' + did_set_title_icon(); + } else if ((int *)varp == &curbuf->b_changed) { // 'modified' + did_set_modified(value); +#ifdef BACKSLASH_IN_FILENAME + } else if ((int *)varp == &p_ssl) { // 'shellslash' + did_set_shellslash(); +#endif + } else if ((int *)varp == &curwin->w_p_wrap) { // 'wrap' + did_set_wrap(); + } else if ((int *)varp == &p_ea) { // 'equalalways' + did_set_equalalways(old_value); + } else if ((int *)varp == &p_acd) { // 'autochdir' + did_set_autochdir(); + } else if ((int *)varp == &curwin->w_p_diff) { // 'diff' + did_set_diff(); + } else if ((int *)varp == &curwin->w_p_spell) { // 'spell' + errmsg = did_set_spell(); + } else if ((int *)varp == &curwin->w_p_arab) { // 'arabic' + errmsg = did_set_arabic(); + } else if ((int *)varp == &curwin->w_p_nu // 'number' + || (int *)varp == &curwin->w_p_rnu) { // 'relativenumber' + did_set_number_relativenumber(); + } + + return errmsg; +} + /// Set the value of a boolean option, taking care of side effects /// /// @param[in] opt_idx Option index in options[] table. @@ -2009,7 +2415,6 @@ static const char *set_bool_option(const int opt_idx, char *const varp, const in { int old_value = *(int *)varp; int old_global_value = 0; - const char *errmsg = NULL; // Disallow changing some options from secure mode if ((secure || sandbox != 0) @@ -2033,222 +2438,13 @@ static const char *set_bool_option(const int opt_idx, char *const varp, const in *(int *)get_varp_scope(&(options[opt_idx]), OPT_GLOBAL) = value; } - // Ensure that options set to p_force_on cannot be disabled. - if ((int *)varp == &p_force_on && p_force_on == false) { - p_force_on = true; - return e_unsupportedoption; - // Ensure that options set to p_force_off cannot be enabled. - } else if ((int *)varp == &p_force_off && p_force_off == true) { - p_force_off = false; - return e_unsupportedoption; - } else if ((int *)varp == &p_lrm) { - // 'langremap' -> !'langnoremap' - p_lnr = !p_lrm; - } else if ((int *)varp == &p_lnr) { - // 'langnoremap' -> !'langremap' - p_lrm = !p_lnr; - } else if ((int *)varp == &curbuf->b_p_udf || (int *)varp == &p_udf) { - // 'undofile' - // Only take action when the option was set. When reset we do not - // delete the undo file, the option may be set again without making - // any changes in between. - if (curbuf->b_p_udf || p_udf) { - uint8_t hash[UNDO_HASH_SIZE]; - - FOR_ALL_BUFFERS(bp) { - // When 'undofile' is set globally: for every buffer, otherwise - // only for the current buffer: Try to read in the undofile, - // if one exists, the buffer wasn't changed and the buffer was - // loaded - if ((curbuf == bp - || (opt_flags & OPT_GLOBAL) || opt_flags == 0) - && !bufIsChanged(bp) && bp->b_ml.ml_mfp != NULL) { - u_compute_hash(bp, hash); - u_read_undo(NULL, hash, bp->b_fname); - } - } - } - } else if ((int *)varp == &curbuf->b_p_ro) { - // when 'readonly' is reset globally, also reset readonlymode - if (!curbuf->b_p_ro && (opt_flags & OPT_LOCAL) == 0) { - readonlymode = false; - } - - // when 'readonly' is set may give W10 again - if (curbuf->b_p_ro) { - curbuf->b_did_warn = false; - } - - redraw_titles(); - } else if ((int *)varp == &curbuf->b_p_ma) { - // when 'modifiable' is changed, redraw the window title - redraw_titles(); - } else if ((int *)varp == &curbuf->b_p_eof - || (int *)varp == &curbuf->b_p_eol - || (int *)varp == &curbuf->b_p_fixeol - || (int *)varp == &curbuf->b_p_bomb) { - // redraw the window title and tab page text when 'endoffile', 'endofline', - // 'fixeol' or 'bomb' is changed - redraw_titles(); - } else if ((int *)varp == &curbuf->b_p_bin) { - // when 'bin' is set also set some other options - set_options_bin(old_value, curbuf->b_p_bin, opt_flags); - redraw_titles(); - } else if ((int *)varp == &curbuf->b_p_bl && old_value != curbuf->b_p_bl) { - // when 'buflisted' changes, trigger autocommands - apply_autocmds(curbuf->b_p_bl ? EVENT_BUFADD : EVENT_BUFDELETE, - NULL, NULL, true, curbuf); - } else if ((int *)varp == &curbuf->b_p_swf) { - // when 'swf' is set, create swapfile, when reset remove swapfile - if (curbuf->b_p_swf && p_uc) { - ml_open_file(curbuf); // create the swap file - } else { - // no need to reset curbuf->b_may_swap, ml_open_file() will check - // buf->b_p_swf - mf_close_file(curbuf, true); // remove the swap file - } - } else if ((int *)varp == &p_paste) { - // when 'paste' is set or reset also change other options - paste_option_changed(); - } else if ((int *)varp == &p_ic && p_hls) { - // when 'ignorecase' is set or reset and 'hlsearch' is set, redraw - redraw_all_later(UPD_SOME_VALID); - } else if ((int *)varp == &p_hls) { - // when 'hlsearch' is set or reset: reset no_hlsearch - set_no_hlsearch(false); - } else if ((int *)varp == &curwin->w_p_scb) { - // when 'scrollbind' is set: snapshot the current position to avoid a jump - // at the end of normal_cmd() - if (curwin->w_p_scb) { - do_check_scrollbind(false); - curwin->w_scbind_pos = curwin->w_topline; - } - } else if ((int *)varp == &curwin->w_p_pvw) { - // There can be only one window with 'previewwindow' set. - if (curwin->w_p_pvw) { - FOR_ALL_WINDOWS_IN_TAB(win, curtab) { - if (win->w_p_pvw && win != curwin) { - curwin->w_p_pvw = false; - return e_preview_window_already_exists; - } - } - } - } else if (varp == (char *)&(curbuf->b_p_lisp)) { - // When 'lisp' option changes include/exclude '-' in - // keyword characters. - (void)buf_init_chartab(curbuf, false); // ignore errors - } else if ((int *)varp == &p_title) { - // when 'title' changed, may need to change the title; same for 'icon' - did_set_title(); - } else if ((int *)varp == &p_icon) { - did_set_title(); - } else if ((int *)varp == &curbuf->b_changed) { - if (!value) { - save_file_ff(curbuf); // Buffer is unchanged - } - redraw_titles(); - modified_was_set = value; - -#ifdef BACKSLASH_IN_FILENAME - } else if ((int *)varp == &p_ssl) { - if (p_ssl) { - psepc = '/'; - psepcN = '\\'; - pseps[0] = '/'; - } else { - psepc = '\\'; - psepcN = '/'; - pseps[0] = '\\'; - } - - // need to adjust the file name arguments and buffer names. - buflist_slash_adjust(); - alist_slash_adjust(); - scriptnames_slash_adjust(); -#endif - } else if ((int *)varp == &curwin->w_p_wrap) { - // If 'wrap' is set, set w_leftcol to zero. - if (curwin->w_p_wrap) { - curwin->w_leftcol = 0; - } - } else if ((int *)varp == &p_ea) { - if (p_ea && !old_value) { - win_equal(curwin, false, 0); - } - } else if ((int *)varp == &p_acd) { - // Change directories when the 'acd' option is set now. - do_autochdir(); - } else if ((int *)varp == &curwin->w_p_diff) { // 'diff' - // May add or remove the buffer from the list of diff buffers. - diff_buf_adjust(curwin); - if (foldmethodIsDiff(curwin)) { - foldUpdateAll(curwin); - } - } else if ((int *)varp == &curwin->w_p_spell) { // 'spell' - if (curwin->w_p_spell) { - errmsg = did_set_spelllang(curwin); - } - } else if ((int *)varp == &curwin->w_p_nu && *curwin->w_p_stc != NUL) { - // When 'number' is changed and 'statuscolumn' is set, make sure width is reset. - curwin->w_nrwidth_line_count = 0; - } - - if ((int *)varp == &curwin->w_p_arab) { - if (curwin->w_p_arab) { - // 'arabic' is set, handle various sub-settings. - if (!p_tbidi) { - // set rightleft mode - if (!curwin->w_p_rl) { - curwin->w_p_rl = true; - changed_window_setting(); - } - - // Enable Arabic shaping (major part of what Arabic requires) - if (!p_arshape) { - p_arshape = true; - redraw_all_later(UPD_NOT_VALID); - } - } - - // Arabic requires a utf-8 encoding, inform the user if it's not - // set. - if (strcmp(p_enc, "utf-8") != 0) { - static char *w_arabic = N_("W17: Arabic requires UTF-8, do ':set encoding=utf-8'"); - - msg_source(HL_ATTR(HLF_W)); - msg_attr(_(w_arabic), HL_ATTR(HLF_W)); - set_vim_var_string(VV_WARNINGMSG, _(w_arabic), -1); - } - - // set 'delcombine' - p_deco = true; - - // Force-set the necessary keymap for arabic. - errmsg = set_option_value("keymap", 0L, "arabic", OPT_LOCAL); - } else { - // 'arabic' is reset, handle various sub-settings. - if (!p_tbidi) { - // reset rightleft mode - if (curwin->w_p_rl) { - curwin->w_p_rl = false; - changed_window_setting(); - } - - // 'arabicshape' isn't reset, it is a global option and - // another window may still need it "on". - } - - // 'delcombine' isn't reset, it is a global option and another - // window may still want it "on". - - // Revert to the default keymap - curbuf->b_p_iminsert = B_IMODE_NONE; - curbuf->b_p_imsearch = B_IMODE_USE_INSERT; - } + // Handle side effects for changing a bool option. + bool doskip = false; + const char *errmsg = did_set_bool_option(varp, opt_flags, value, old_value, &doskip); + if (doskip) { + return errmsg; } - // End of handling side effects for bool options. - // after handling side effects, call autocommand options[opt_idx].flags |= P_WAS_SET; @@ -3811,6 +4007,13 @@ char *get_varp_scope(vimoption_T *p, int scope) return get_varp_scope_from(p, scope, curbuf, curwin); } +/// Get pointer to option variable at 'opt_idx', depending on local or global +/// scope. +char *get_option_varp_scope_from(int opt_idx, int scope, buf_T *buf, win_T *win) +{ + return get_varp_scope_from(&(options[opt_idx]), scope, buf, win); +} + static char *get_varp_from(vimoption_T *p, buf_T *buf, win_T *win) { // hidden option, always return NULL |