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| author | Bram Moolenaar <Bram@vim.org> | 2019-07-14 21:29:22 +0200 |
|---|---|---|
| committer | Bram Moolenaar <Bram@vim.org> | 2019-07-14 21:29:22 +0200 |
| commit | f9cc9f209ede9f15959e4c2351e970477c139614 (patch) | |
| tree | 58daba9cac6039bc46d575e93d291676a8b0668f /src/syntax.c | |
| parent | b8be54dcc517c9d57b62409945b7d4b90b6c3071 (diff) | |
| download | vim-git-f9cc9f209ede9f15959e4c2351e970477c139614.tar.gz | |
patch 8.1.1693: syntax coloring and highlighting is in one big filev8.1.1693
Problem: Syntax coloring and highlighting is in one big file.
Solution: Move the highlighting to a separate file. (Yegappan Lakshmanan,
closes #4674)
Diffstat (limited to 'src/syntax.c')
| -rw-r--r-- | src/syntax.c | 3637 |
1 files changed, 0 insertions, 3637 deletions
diff --git a/src/syntax.c b/src/syntax.c index f01c840da..4476ad148 100644 --- a/src/syntax.c +++ b/src/syntax.c @@ -13,106 +13,6 @@ #include "vim.h" -/* - * Structure that stores information about a highlight group. - * The ID of a highlight group is also called group ID. It is the index in - * the highlight_ga array PLUS ONE. - */ -struct hl_group -{ - char_u *sg_name; /* highlight group name */ - char_u *sg_name_u; /* uppercase of sg_name */ - int sg_cleared; /* "hi clear" was used */ -/* for normal terminals */ - int sg_term; /* "term=" highlighting attributes */ - char_u *sg_start; /* terminal string for start highl */ - char_u *sg_stop; /* terminal string for stop highl */ - int sg_term_attr; /* Screen attr for term mode */ -/* for color terminals */ - int sg_cterm; /* "cterm=" highlighting attr */ - int sg_cterm_bold; /* bold attr was set for light color */ - int sg_cterm_fg; /* terminal fg color number + 1 */ - int sg_cterm_bg; /* terminal bg color number + 1 */ - int sg_cterm_attr; /* Screen attr for color term mode */ -/* for when using the GUI */ -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - guicolor_T sg_gui_fg; /* GUI foreground color handle */ - guicolor_T sg_gui_bg; /* GUI background color handle */ -#endif -#ifdef FEAT_GUI - guicolor_T sg_gui_sp; /* GUI special color handle */ - GuiFont sg_font; /* GUI font handle */ -#ifdef FEAT_XFONTSET - GuiFontset sg_fontset; /* GUI fontset handle */ -#endif - char_u *sg_font_name; /* GUI font or fontset name */ - int sg_gui_attr; /* Screen attr for GUI mode */ -#endif -#if defined(FEAT_GUI) || defined(FEAT_EVAL) -/* Store the sp color name for the GUI or synIDattr() */ - int sg_gui; /* "gui=" highlighting attributes */ - char_u *sg_gui_fg_name;/* GUI foreground color name */ - char_u *sg_gui_bg_name;/* GUI background color name */ - char_u *sg_gui_sp_name;/* GUI special color name */ -#endif - int sg_link; /* link to this highlight group ID */ - int sg_set; /* combination of SG_* flags */ -#ifdef FEAT_EVAL - sctx_T sg_script_ctx; /* script in which the group was last set */ -#endif -}; - -#define SG_TERM 1 /* term has been set */ -#define SG_CTERM 2 /* cterm has been set */ -#define SG_GUI 4 /* gui has been set */ -#define SG_LINK 8 /* link has been set */ - -static garray_T highlight_ga; /* highlight groups for 'highlight' option */ - -#define HL_TABLE() ((struct hl_group *)((highlight_ga.ga_data))) - -#define MAX_HL_ID 20000 /* maximum value for a highlight ID. */ - -#ifdef FEAT_CMDL_COMPL -/* Flags to indicate an additional string for highlight name completion. */ -static int include_none = 0; /* when 1 include "None" */ -static int include_default = 0; /* when 1 include "default" */ -static int include_link = 0; /* when 2 include "link" and "clear" */ -#endif - -/* - * The "term", "cterm" and "gui" arguments can be any combination of the - * following names, separated by commas (but no spaces!). - */ -static char *(hl_name_table[]) = - {"bold", "standout", "underline", "undercurl", - "italic", "reverse", "inverse", "nocombine", "strikethrough", "NONE"}; -static int hl_attr_table[] = - {HL_BOLD, HL_STANDOUT, HL_UNDERLINE, HL_UNDERCURL, HL_ITALIC, HL_INVERSE, HL_INVERSE, HL_NOCOMBINE, HL_STRIKETHROUGH, 0}; -#define ATTR_COMBINE(attr_a, attr_b) ((((attr_b) & HL_NOCOMBINE) ? attr_b : (attr_a)) | (attr_b)) - -static void syn_unadd_group(void); -static void set_hl_attr(int idx); -static void highlight_list_one(int id); -static int highlight_list_arg(int id, int didh, int type, int iarg, char_u *sarg, char *name); -static int syn_add_group(char_u *name); -static int syn_list_header(int did_header, int outlen, int id); -static int hl_has_settings(int idx, int check_link); -static void highlight_clear(int idx); - -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) -static void gui_do_one_color(int idx, int do_menu, int do_tooltip); -#endif -#ifdef FEAT_GUI -static int set_group_colors(char_u *name, guicolor_T *fgp, guicolor_T *bgp, int do_menu, int use_norm, int do_tooltip); -static void hl_do_font(int idx, char_u *arg, int do_normal, int do_menu, int do_tooltip, int free_font); -#endif - -/* - * An attribute number is the index in attr_table plus ATTR_OFF. - */ -#define ATTR_OFF (HL_ALL + 1) - #if defined(FEAT_SYN_HL) || defined(PROTO) #define SYN_NAMELEN 50 /* maximum length of a syntax name */ @@ -6811,3540 +6711,3 @@ syntime_report(void) #endif #endif /* FEAT_SYN_HL */ - -/************************************** - * Highlighting stuff * - **************************************/ - -/* - * The default highlight groups. These are compiled-in for fast startup and - * they still work when the runtime files can't be found. - * When making changes here, also change runtime/colors/default.vim! - * The #ifdefs are needed to reduce the amount of static data. Helps to make - * the 16 bit DOS (museum) version compile. - */ -#if defined(FEAT_GUI) || defined(FEAT_EVAL) -# define CENT(a, b) b -#else -# define CENT(a, b) a -#endif -static char *(highlight_init_both[]) = { - CENT("ErrorMsg term=standout ctermbg=DarkRed ctermfg=White", - "ErrorMsg term=standout ctermbg=DarkRed ctermfg=White guibg=Red guifg=White"), - CENT("IncSearch term=reverse cterm=reverse", - "IncSearch term=reverse cterm=reverse gui=reverse"), - CENT("ModeMsg term=bold cterm=bold", - "ModeMsg term=bold cterm=bold gui=bold"), - CENT("NonText term=bold ctermfg=Blue", - "NonText term=bold ctermfg=Blue gui=bold guifg=Blue"), - CENT("StatusLine term=reverse,bold cterm=reverse,bold", - "StatusLine term=reverse,bold cterm=reverse,bold gui=reverse,bold"), - CENT("StatusLineNC term=reverse cterm=reverse", - "StatusLineNC term=reverse cterm=reverse gui=reverse"), - "default link EndOfBuffer NonText", - CENT("VertSplit term=reverse cterm=reverse", - "VertSplit term=reverse cterm=reverse gui=reverse"), -#ifdef FEAT_CLIPBOARD - CENT("VisualNOS term=underline,bold cterm=underline,bold", - "VisualNOS term=underline,bold cterm=underline,bold gui=underline,bold"), -#endif -#ifdef FEAT_DIFF - CENT("DiffText term=reverse cterm=bold ctermbg=Red", - "DiffText term=reverse cterm=bold ctermbg=Red gui=bold guibg=Red"), -#endif -#ifdef FEAT_INS_EXPAND - CENT("PmenuSbar ctermbg=Grey", - "PmenuSbar ctermbg=Grey guibg=Grey"), -#endif - CENT("TabLineSel term=bold cterm=bold", - "TabLineSel term=bold cterm=bold gui=bold"), - CENT("TabLineFill term=reverse cterm=reverse", - "TabLineFill term=reverse cterm=reverse gui=reverse"), -#ifdef FEAT_GUI - "Cursor guibg=fg guifg=bg", - "lCursor guibg=fg guifg=bg", /* should be different, but what? */ -#endif - "default link QuickFixLine Search", - CENT("Normal cterm=NONE", "Normal gui=NONE"), - NULL -}; - -/* Default colors only used with a light background. */ -static char *(highlight_init_light[]) = { - CENT("Directory term=bold ctermfg=DarkBlue", - "Directory term=bold ctermfg=DarkBlue guifg=Blue"), - CENT("LineNr term=underline ctermfg=Brown", - "LineNr term=underline ctermfg=Brown guifg=Brown"), - CENT("CursorLineNr term=bold ctermfg=Brown", - "CursorLineNr term=bold ctermfg=Brown gui=bold guifg=Brown"), - CENT("MoreMsg term=bold ctermfg=DarkGreen", - "MoreMsg term=bold ctermfg=DarkGreen gui=bold guifg=SeaGreen"), - CENT("Question term=standout ctermfg=DarkGreen", - "Question term=standout ctermfg=DarkGreen gui=bold guifg=SeaGreen"), - CENT("Search term=reverse ctermbg=Yellow ctermfg=NONE", - "Search term=reverse ctermbg=Yellow ctermfg=NONE guibg=Yellow guifg=NONE"), -#ifdef FEAT_SPELL - CENT("SpellBad term=reverse ctermbg=LightRed", - "SpellBad term=reverse ctermbg=LightRed guisp=Red gui=undercurl"), - CENT("SpellCap term=reverse ctermbg=LightBlue", - "SpellCap term=reverse ctermbg=LightBlue guisp=Blue gui=undercurl"), - CENT("SpellRare term=reverse ctermbg=LightMagenta", - "SpellRare term=reverse ctermbg=LightMagenta guisp=Magenta gui=undercurl"), - CENT("SpellLocal term=underline ctermbg=Cyan", - "SpellLocal term=underline ctermbg=Cyan guisp=DarkCyan gui=undercurl"), -#endif -#ifdef FEAT_INS_EXPAND - CENT("PmenuThumb ctermbg=Black", - "PmenuThumb ctermbg=Black guibg=Black"), - CENT("Pmenu ctermbg=LightMagenta ctermfg=Black", - "Pmenu ctermbg=LightMagenta ctermfg=Black guibg=LightMagenta"), - CENT("PmenuSel ctermbg=LightGrey ctermfg=Black", - "PmenuSel ctermbg=LightGrey ctermfg=Black guibg=Grey"), -#endif - CENT("SpecialKey term=bold ctermfg=DarkBlue", - "SpecialKey term=bold ctermfg=DarkBlue guifg=Blue"), - CENT("Title term=bold ctermfg=DarkMagenta", - "Title term=bold ctermfg=DarkMagenta gui=bold guifg=Magenta"), - CENT("WarningMsg term=standout ctermfg=DarkRed", - "WarningMsg term=standout ctermfg=DarkRed guifg=Red"), -#ifdef FEAT_WILDMENU - CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", - "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), -#endif -#ifdef FEAT_FOLDING - CENT("Folded term=standout ctermbg=Grey ctermfg=DarkBlue", - "Folded term=standout ctermbg=Grey ctermfg=DarkBlue guibg=LightGrey guifg=DarkBlue"), - CENT("FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue", - "FoldColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), -#endif -#ifdef FEAT_SIGNS - CENT("SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue", - "SignColumn term=standout ctermbg=Grey ctermfg=DarkBlue guibg=Grey guifg=DarkBlue"), -#endif - CENT("Visual term=reverse", - "Visual term=reverse guibg=LightGrey"), -#ifdef FEAT_DIFF - CENT("DiffAdd term=bold ctermbg=LightBlue", - "DiffAdd term=bold ctermbg=LightBlue guibg=LightBlue"), - CENT("DiffChange term=bold ctermbg=LightMagenta", - "DiffChange term=bold ctermbg=LightMagenta guibg=LightMagenta"), - CENT("DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan", - "DiffDelete term=bold ctermfg=Blue ctermbg=LightCyan gui=bold guifg=Blue guibg=LightCyan"), -#endif - CENT("TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey", - "TabLine term=underline cterm=underline ctermfg=black ctermbg=LightGrey gui=underline guibg=LightGrey"), -#ifdef FEAT_SYN_HL - CENT("CursorColumn term=reverse ctermbg=LightGrey", - "CursorColumn term=reverse ctermbg=LightGrey guibg=Grey90"), - CENT("CursorLine term=underline cterm=underline", - "CursorLine term=underline cterm=underline guibg=Grey90"), - CENT("ColorColumn term=reverse ctermbg=LightRed", - "ColorColumn term=reverse ctermbg=LightRed guibg=LightRed"), -#endif -#ifdef FEAT_CONCEAL - CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", - "Conceal ctermbg=DarkGrey ctermfg=LightGrey guibg=DarkGrey guifg=LightGrey"), -#endif - CENT("MatchParen term=reverse ctermbg=Cyan", - "MatchParen term=reverse ctermbg=Cyan guibg=Cyan"), -#ifdef FEAT_TERMINAL - CENT("StatusLineTerm term=reverse,bold cterm=bold ctermfg=White ctermbg=DarkGreen", - "StatusLineTerm term=reverse,bold cterm=bold ctermfg=White ctermbg=DarkGreen gui=bold guifg=bg guibg=DarkGreen"), - CENT("StatusLineTermNC term=reverse ctermfg=White ctermbg=DarkGreen", - "StatusLineTermNC term=reverse ctermfg=White ctermbg=DarkGreen guifg=bg guibg=DarkGreen"), -#endif -#ifdef FEAT_MENU - CENT("ToolbarLine term=underline ctermbg=LightGrey", - "ToolbarLine term=underline ctermbg=LightGrey guibg=LightGrey"), - CENT("ToolbarButton cterm=bold ctermfg=White ctermbg=DarkGrey", - "ToolbarButton cterm=bold ctermfg=White ctermbg=DarkGrey gui=bold guifg=White guibg=Grey40"), -#endif - NULL -}; - -/* Default colors only used with a dark background. */ -static char *(highlight_init_dark[]) = { - CENT("Directory term=bold ctermfg=LightCyan", - "Directory term=bold ctermfg=LightCyan guifg=Cyan"), - CENT("LineNr term=underline ctermfg=Yellow", - "LineNr term=underline ctermfg=Yellow guifg=Yellow"), - CENT("CursorLineNr term=bold ctermfg=Yellow", - "CursorLineNr term=bold ctermfg=Yellow gui=bold guifg=Yellow"), - CENT("MoreMsg term=bold ctermfg=LightGreen", - "MoreMsg term=bold ctermfg=LightGreen gui=bold guifg=SeaGreen"), - CENT("Question term=standout ctermfg=LightGreen", - "Question term=standout ctermfg=LightGreen gui=bold guifg=Green"), - CENT("Search term=reverse ctermbg=Yellow ctermfg=Black", - "Search term=reverse ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), - CENT("SpecialKey term=bold ctermfg=LightBlue", - "SpecialKey term=bold ctermfg=LightBlue guifg=Cyan"), -#ifdef FEAT_SPELL - CENT("SpellBad term=reverse ctermbg=Red", - "SpellBad term=reverse ctermbg=Red guisp=Red gui=undercurl"), - CENT("SpellCap term=reverse ctermbg=Blue", - "SpellCap term=reverse ctermbg=Blue guisp=Blue gui=undercurl"), - CENT("SpellRare term=reverse ctermbg=Magenta", - "SpellRare term=reverse ctermbg=Magenta guisp=Magenta gui=undercurl"), - CENT("SpellLocal term=underline ctermbg=Cyan", - "SpellLocal term=underline ctermbg=Cyan guisp=Cyan gui=undercurl"), -#endif -#ifdef FEAT_INS_EXPAND - CENT("PmenuThumb ctermbg=White", - "PmenuThumb ctermbg=White guibg=White"), - CENT("Pmenu ctermbg=Magenta ctermfg=Black", - "Pmenu ctermbg=Magenta ctermfg=Black guibg=Magenta"), - CENT("PmenuSel ctermbg=Black ctermfg=DarkGrey", - "PmenuSel ctermbg=Black ctermfg=DarkGrey guibg=DarkGrey"), -#endif - CENT("Title term=bold ctermfg=LightMagenta", - "Title term=bold ctermfg=LightMagenta gui=bold guifg=Magenta"), - CENT("WarningMsg term=standout ctermfg=LightRed", - "WarningMsg term=standout ctermfg=LightRed guifg=Red"), -#ifdef FEAT_WILDMENU - CENT("WildMenu term=standout ctermbg=Yellow ctermfg=Black", - "WildMenu term=standout ctermbg=Yellow ctermfg=Black guibg=Yellow guifg=Black"), -#endif -#ifdef FEAT_FOLDING - CENT("Folded term=standout ctermbg=DarkGrey ctermfg=Cyan", - "Folded term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=DarkGrey guifg=Cyan"), - CENT("FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", - "FoldColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), -#endif -#ifdef FEAT_SIGNS - CENT("SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan", - "SignColumn term=standout ctermbg=DarkGrey ctermfg=Cyan guibg=Grey guifg=Cyan"), -#endif - CENT("Visual term=reverse", - "Visual term=reverse guibg=DarkGrey"), -#ifdef FEAT_DIFF - CENT("DiffAdd term=bold ctermbg=DarkBlue", - "DiffAdd term=bold ctermbg=DarkBlue guibg=DarkBlue"), - CENT("DiffChange term=bold ctermbg=DarkMagenta", - "DiffChange term=bold ctermbg=DarkMagenta guibg=DarkMagenta"), - CENT("DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan", - "DiffDelete term=bold ctermfg=Blue ctermbg=DarkCyan gui=bold guifg=Blue guibg=DarkCyan"), -#endif - CENT("TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey", - "TabLine term=underline cterm=underline ctermfg=white ctermbg=DarkGrey gui=underline guibg=DarkGrey"), -#ifdef FEAT_SYN_HL - CENT("CursorColumn term=reverse ctermbg=DarkGrey", - "CursorColumn term=reverse ctermbg=DarkGrey guibg=Grey40"), - CENT("CursorLine term=underline cterm=underline", - "CursorLine term=underline cterm=underline guibg=Grey40"), - CENT("ColorColumn term=reverse ctermbg=DarkRed", - "ColorColumn term=reverse ctermbg=DarkRed guibg=DarkRed"), -#endif - CENT("MatchParen term=reverse ctermbg=DarkCyan", - "MatchParen term=reverse ctermbg=DarkCyan guibg=DarkCyan"), -#ifdef FEAT_CONCEAL - CENT("Conceal ctermbg=DarkGrey ctermfg=LightGrey", - "Conceal ctermbg=DarkGrey ctermfg=LightGrey guibg=DarkGrey guifg=LightGrey"), -#endif -#ifdef FEAT_TERMINAL - CENT("StatusLineTerm term=reverse,bold cterm=bold ctermfg=Black ctermbg=LightGreen", - "StatusLineTerm term=reverse,bold cterm=bold ctermfg=Black ctermbg=LightGreen gui=bold guifg=bg guibg=LightGreen"), - CENT("StatusLineTermNC term=reverse ctermfg=Black ctermbg=LightGreen", - "StatusLineTermNC term=reverse ctermfg=Black ctermbg=LightGreen guifg=bg guibg=LightGreen"), -#endif -#ifdef FEAT_MENU - CENT("ToolbarLine term=underline ctermbg=DarkGrey", - "ToolbarLine term=underline ctermbg=DarkGrey guibg=Grey50"), - CENT("ToolbarButton cterm=bold ctermfg=Black ctermbg=LightGrey", - "ToolbarButton cterm=bold ctermfg=Black ctermbg=LightGrey gui=bold guifg=Black guibg=LightGrey"), -#endif - NULL -}; - - void -init_highlight( - int both, /* include groups where 'bg' doesn't matter */ - int reset) /* clear group first */ -{ - int i; - char **pp; - static int had_both = FALSE; -#ifdef FEAT_EVAL - char_u *p; - - /* - * Try finding the color scheme file. Used when a color file was loaded - * and 'background' or 't_Co' is changed. - */ - p = get_var_value((char_u *)"g:colors_name"); - if (p != NULL) - { - /* The value of g:colors_name could be freed when sourcing the script, - * making "p" invalid, so copy it. */ - char_u *copy_p = vim_strsave(p); - int r; - - if (copy_p != NULL) - { - r = load_colors(copy_p); - vim_free(copy_p); - if (r == OK) - return; - } - } - -#endif - - /* - * Didn't use a color file, use the compiled-in colors. - */ - if (both) - { - had_both = TRUE; - pp = highlight_init_both; - for (i = 0; pp[i] != NULL; ++i) - do_highlight((char_u *)pp[i], reset, TRUE); - } - else if (!had_both) - /* Don't do anything before the call with both == TRUE from main(). - * Not everything has been setup then, and that call will overrule - * everything anyway. */ - return; - - if (*p_bg == 'l') - pp = highlight_init_light; - else - pp = highlight_init_dark; - for (i = 0; pp[i] != NULL; ++i) - do_highlight((char_u *)pp[i], reset, TRUE); - - /* Reverse looks ugly, but grey may not work for 8 colors. Thus let it - * depend on the number of colors available. - * With 8 colors brown is equal to yellow, need to use black for Search fg - * to avoid Statement highlighted text disappears. - * Clear the attributes, needed when changing the t_Co value. */ - if (t_colors > 8) - do_highlight((char_u *)(*p_bg == 'l' - ? "Visual cterm=NONE ctermbg=LightGrey" - : "Visual cterm=NONE ctermbg=DarkGrey"), FALSE, TRUE); - else - { - do_highlight((char_u *)"Visual cterm=reverse ctermbg=NONE", - FALSE, TRUE); - if (*p_bg == 'l') - do_highlight((char_u *)"Search ctermfg=black", FALSE, TRUE); - } - -#ifdef FEAT_SYN_HL - /* - * If syntax highlighting is enabled load the highlighting for it. - */ - if (get_var_value((char_u *)"g:syntax_on") != NULL) - { - static int recursive = 0; - - if (recursive >= 5) - emsg(_("E679: recursive loop loading syncolor.vim")); - else - { - ++recursive; - (void)source_runtime((char_u *)"syntax/syncolor.vim", DIP_ALL); - --recursive; - } - } -#endif -} - -/* - * Load color file "name". - * Return OK for success, FAIL for failure. - */ - int -load_colors(char_u *name) -{ - char_u *buf; - int retval = FAIL; - static int recursive = FALSE; - - /* When being called recursively, this is probably because setting - * 'background' caused the highlighting to be reloaded. This means it is - * working, thus we should return OK. */ - if (recursive) - return OK; - - recursive = TRUE; - buf = alloc(STRLEN(name) + 12); - if (buf != NULL) - { - apply_autocmds(EVENT_COLORSCHEMEPRE, name, - curbuf->b_fname, FALSE, curbuf); - sprintf((char *)buf, "colors/%s.vim", name); - retval = source_runtime(buf, DIP_START + DIP_OPT); - vim_free(buf); - apply_autocmds(EVENT_COLORSCHEME, name, curbuf->b_fname, FALSE, curbuf); - } - recursive = FALSE; - - return retval; -} - -static char *(color_names[28]) = { - "Black", "DarkBlue", "DarkGreen", "DarkCyan", - "DarkRed", "DarkMagenta", "Brown", "DarkYellow", - "Gray", "Grey", "LightGray", "LightGrey", - "DarkGray", "DarkGrey", - "Blue", "LightBlue", "Green", "LightGreen", - "Cyan", "LightCyan", "Red", "LightRed", "Magenta", - "LightMagenta", "Yellow", "LightYellow", "White", "NONE"}; - /* indices: - * 0, 1, 2, 3, - * 4, 5, 6, 7, - * 8, 9, 10, 11, - * 12, 13, - * 14, 15, 16, 17, - * 18, 19, 20, 21, 22, - * 23, 24, 25, 26, 27 */ -static int color_numbers_16[28] = {0, 1, 2, 3, - 4, 5, 6, 6, - 7, 7, 7, 7, - 8, 8, - 9, 9, 10, 10, - 11, 11, 12, 12, 13, - 13, 14, 14, 15, -1}; -/* for xterm with 88 colors... */ -static int color_numbers_88[28] = {0, 4, 2, 6, - 1, 5, 32, 72, - 84, 84, 7, 7, - 82, 82, - 12, 43, 10, 61, - 14, 63, 9, 74, 13, - 75, 11, 78, 15, -1}; -/* for xterm with 256 colors... */ -static int color_numbers_256[28] = {0, 4, 2, 6, - 1, 5, 130, 130, - 248, 248, 7, 7, - 242, 242, - 12, 81, 10, 121, - 14, 159, 9, 224, 13, - 225, 11, 229, 15, -1}; -/* for terminals with less than 16 colors... */ -static int color_numbers_8[28] = {0, 4, 2, 6, - 1, 5, 3, 3, - 7, 7, 7, 7, - 0+8, 0+8, - 4+8, 4+8, 2+8, 2+8, - 6+8, 6+8, 1+8, 1+8, 5+8, - 5+8, 3+8, 3+8, 7+8, -1}; - -/* - * Lookup the "cterm" value to be used for color with index "idx" in - * color_names[]. - * "boldp" will be set to TRUE or FALSE for a foreground color when using 8 - * colors, otherwise it will be unchanged. - */ - int -lookup_color(int idx, int foreground, int *boldp) -{ - int color = color_numbers_16[idx]; - char_u *p; - - /* Use the _16 table to check if it's a valid color name. */ - if (color < 0) - return -1; - - if (t_colors == 8) - { - /* t_Co is 8: use the 8 colors table */ -#if defined(__QNXNTO__) - color = color_numbers_8_qansi[idx]; -#else - color = color_numbers_8[idx]; -#endif - if (foreground) - { - /* set/reset bold attribute to get light foreground - * colors (on some terminals, e.g. "linux") */ - if (color & 8) - *boldp = TRUE; - else - *boldp = FALSE; - } - color &= 7; /* truncate to 8 colors */ - } - else if (t_colors == 16 || t_colors == 88 - || t_colors >= 256) - { - /* - * Guess: if the termcap entry ends in 'm', it is - * probably an xterm-like terminal. Use the changed - * order for colors. - */ - if (*T_CAF != NUL) - p = T_CAF; - else - p = T_CSF; - if (*p != NUL && (t_colors > 256 - || *(p + STRLEN(p) - 1) == 'm')) - { - if (t_colors == 88) - color = color_numbers_88[idx]; - else if (t_colors >= 256) - color = color_numbers_256[idx]; - else - color = color_numbers_8[idx]; - } -#ifdef FEAT_TERMRESPONSE - if (t_colors >= 256 && color == 15 && is_mac_terminal) - /* Terminal.app has a bug: 15 is light grey. Use white - * from the color cube instead. */ - color = 231; -#endif - } - return color; -} - -/* - * Handle the ":highlight .." command. - * When using ":hi clear" this is called recursively for each group with - * "forceit" and "init" both TRUE. - */ - void -do_highlight( - char_u *line, - int forceit, - int init) /* TRUE when called for initializing */ -{ - char_u *name_end; - char_u *p; - char_u *linep; - char_u *key_start; - char_u *arg_start; - char_u *key = NULL, *arg = NULL; - long i; - int off; - int len; - int attr; - int id; - int idx; - struct hl_group item_before; - int did_change = FALSE; - int dodefault = FALSE; - int doclear = FALSE; - int dolink = FALSE; - int error = FALSE; - int color; - int is_normal_group = FALSE; /* "Normal" group */ -#ifdef FEAT_TERMINAL - int is_terminal_group = FALSE; /* "Terminal" group */ -#endif -#ifdef FEAT_GUI_X11 - int is_menu_group = FALSE; /* "Menu" group */ - int is_scrollbar_group = FALSE; /* "Scrollbar" group */ - int is_tooltip_group = FALSE; /* "Tooltip" group */ - int do_colors = FALSE; /* need to update colors? */ -#else -# define is_menu_group 0 -# define is_tooltip_group 0 -#endif -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - int did_highlight_changed = FALSE; -#endif - - /* - * If no argument, list current highlighting. - */ - if (ends_excmd(*line)) - { - for (i = 1; i <= highlight_ga.ga_len && !got_int; ++i) - /* TODO: only call when the group has attributes set */ - highlight_list_one((int)i); - return; - } - - /* - * Isolate the name. - */ - name_end = skiptowhite(line); - linep = skipwhite(name_end); - - /* - * Check for "default" argument. - */ - if (STRNCMP(line, "default", name_end - line) == 0) - { - dodefault = TRUE; - line = linep; - name_end = skiptowhite(line); - linep = skipwhite(name_end); - } - - /* - * Check for "clear" or "link" argument. - */ - if (STRNCMP(line, "clear", name_end - line) == 0) - doclear = TRUE; - if (STRNCMP(line, "link", name_end - line) == 0) - dolink = TRUE; - - /* - * ":highlight {group-name}": list highlighting for one group. - */ - if (!doclear && !dolink && ends_excmd(*linep)) - { - id = syn_namen2id(line, (int)(name_end - line)); - if (id == 0) - semsg(_("E411: highlight group not found: %s"), line); - else - highlight_list_one(id); - return; - } - - /* - * Handle ":highlight link {from} {to}" command. - */ - if (dolink) - { - char_u *from_start = linep; - char_u *from_end; - char_u *to_start; - char_u *to_end; - int from_id; - int to_id; - - from_end = skiptowhite(from_start); - to_start = skipwhite(from_end); - to_end = skiptowhite(to_start); - - if (ends_excmd(*from_start) || ends_excmd(*to_start)) - { - semsg(_("E412: Not enough arguments: \":highlight link %s\""), - from_start); - return; - } - - if (!ends_excmd(*skipwhite(to_end))) - { - semsg(_("E413: Too many arguments: \":highlight link %s\""), from_start); - return; - } - - from_id = syn_check_group(from_start, (int)(from_end - from_start)); - if (STRNCMP(to_start, "NONE", 4) == 0) - to_id = 0; - else - to_id = syn_check_group(to_start, (int)(to_end - to_start)); - - if (from_id > 0 && (!init || HL_TABLE()[from_id - 1].sg_set == 0)) - { - /* - * Don't allow a link when there already is some highlighting - * for the group, unless '!' is used - */ - if (to_id > 0 && !forceit && !init - && hl_has_settings(from_id - 1, dodefault)) - { - if (sourcing_name == NULL && !dodefault) - emsg(_("E414: group has settings, highlight link ignored")); - } - else if (HL_TABLE()[from_id - 1].sg_link != to_id -#ifdef FEAT_EVAL - || HL_TABLE()[from_id - 1].sg_script_ctx.sc_sid - != current_sctx.sc_sid -#endif - || HL_TABLE()[from_id - 1].sg_cleared) - { - if (!init) - HL_TABLE()[from_id - 1].sg_set |= SG_LINK; - HL_TABLE()[from_id - 1].sg_link = to_id; -#ifdef FEAT_EVAL - HL_TABLE()[from_id - 1].sg_script_ctx = current_sctx; - HL_TABLE()[from_id - 1].sg_script_ctx.sc_lnum += sourcing_lnum; -#endif - HL_TABLE()[from_id - 1].sg_cleared = FALSE; - redraw_all_later(SOME_VALID); - - /* Only call highlight_changed() once after multiple changes. */ - need_highlight_changed = TRUE; - } - } - - return; - } - - if (doclear) - { - /* - * ":highlight clear [group]" command. - */ - line = linep; - if (ends_excmd(*line)) - { -#ifdef FEAT_GUI - /* First, we do not destroy the old values, but allocate the new - * ones and update the display. THEN we destroy the old values. - * If we destroy the old values first, then the old values - * (such as GuiFont's or GuiFontset's) will still be displayed but - * invalid because they were free'd. - */ - if (gui.in_use) - { -# ifdef FEAT_BEVAL_TIP - gui_init_tooltip_font(); -# endif -# if defined(FEAT_MENU) && (defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MOTIF)) - gui_init_menu_font(); -# endif - } -# if defined(FEAT_GUI_MSWIN) || defined(FEAT_GUI_X11) - gui_mch_def_colors(); -# endif -# ifdef FEAT_GUI_X11 -# ifdef FEAT_MENU - - /* This only needs to be done when there is no Menu highlight - * group defined by default, which IS currently the case. - */ - gui_mch_new_menu_colors(); -# endif - if (gui.in_use) - { - gui_new_scrollbar_colors(); -# ifdef FEAT_BEVAL_GUI - gui_mch_new_tooltip_colors(); -# endif -# ifdef FEAT_MENU - gui_mch_new_menu_font(); -# endif - } -# endif - - /* Ok, we're done allocating the new default graphics items. - * The screen should already be refreshed at this point. - * It is now Ok to clear out the old data. - */ -#endif -#ifdef FEAT_EVAL - do_unlet((char_u *)"colors_name", TRUE); -#endif - restore_cterm_colors(); - - /* - * Clear all default highlight groups and load the defaults. - */ - for (idx = 0; idx < highlight_ga.ga_len; ++idx) - highlight_clear(idx); - init_highlight(TRUE, TRUE); -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - if (USE_24BIT) - highlight_gui_started(); - else -#endif - highlight_changed(); - redraw_later_clear(); - return; - } - name_end = skiptowhite(line); - linep = skipwhite(name_end); - } - - /* - * Find the group name in the table. If it does not exist yet, add it. - */ - id = syn_check_group(line, (int)(name_end - line)); - if (id == 0) /* failed (out of memory) */ - return; - idx = id - 1; /* index is ID minus one */ - - /* Return if "default" was used and the group already has settings. */ - if (dodefault && hl_has_settings(idx, TRUE)) - return; - - /* Make a copy so we can check if any attribute actually changed. */ - item_before = HL_TABLE()[idx]; - - if (STRCMP(HL_TABLE()[idx].sg_name_u, "NORMAL") == 0) - is_normal_group = TRUE; -#ifdef FEAT_TERMINAL - else if (STRCMP(HL_TABLE()[idx].sg_name_u, "TERMINAL") == 0) - is_terminal_group = TRUE; -#endif -#ifdef FEAT_GUI_X11 - else if (STRCMP(HL_TABLE()[idx].sg_name_u, "MENU") == 0) - is_menu_group = TRUE; - else if (STRCMP(HL_TABLE()[idx].sg_name_u, "SCROLLBAR") == 0) - is_scrollbar_group = TRUE; - else if (STRCMP(HL_TABLE()[idx].sg_name_u, "TOOLTIP") == 0) - is_tooltip_group = TRUE; -#endif - - /* Clear the highlighting for ":hi clear {group}" and ":hi clear". */ - if (doclear || (forceit && init)) - { - highlight_clear(idx); - if (!doclear) - HL_TABLE()[idx].sg_set = 0; - } - - if (!doclear) - while (!ends_excmd(*linep)) - { - key_start = linep; - if (*linep == '=') - { - semsg(_("E415: unexpected equal sign: %s"), key_start); - error = TRUE; - break; - } - - /* - * Isolate the key ("term", "ctermfg", "ctermbg", "font", "guifg" or - * "guibg"). - */ - while (*linep && !VIM_ISWHITE(*linep) && *linep != '=') - ++linep; - vim_free(key); - key = vim_strnsave_up(key_start, (int)(linep - key_start)); - if (key == NULL) - { - error = TRUE; - break; - } - linep = skipwhite(linep); - - if (STRCMP(key, "NONE") == 0) - { - if (!init || HL_TABLE()[idx].sg_set == 0) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_TERM+SG_CTERM+SG_GUI; - highlight_clear(idx); - } - continue; - } - - /* - * Check for the equal sign. - */ - if (*linep != '=') - { - semsg(_("E416: missing equal sign: %s"), key_start); - error = TRUE; - break; - } - ++linep; - - /* - * Isolate the argument. - */ - linep = skipwhite(linep); - if (*linep == '\'') /* guifg='color name' */ - { - arg_start = ++linep; - linep = vim_strchr(linep, '\''); - if (linep == NULL) - { - semsg(_(e_invarg2), key_start); - error = TRUE; - break; - } - } - else - { - arg_start = linep; - linep = skiptowhite(linep); - } - if (linep == arg_start) - { - semsg(_("E417: missing argument: %s"), key_start); - error = TRUE; - break; - } - vim_free(arg); - arg = vim_strnsave(arg_start, (int)(linep - arg_start)); - if (arg == NULL) - { - error = TRUE; - break; - } - if (*linep == '\'') - ++linep; - - /* - * Store the argument. - */ - if ( STRCMP(key, "TERM") == 0 - || STRCMP(key, "CTERM") == 0 - || STRCMP(key, "GUI") == 0) - { - attr = 0; - off = 0; - while (arg[off] != NUL) - { - for (i = sizeof(hl_attr_table) / sizeof(int); --i >= 0; ) - { - len = (int)STRLEN(hl_name_table[i]); - if (STRNICMP(arg + off, hl_name_table[i], len) == 0) - { - attr |= hl_attr_table[i]; - off += len; - break; - } - } - if (i < 0) - { - semsg(_("E418: Illegal value: %s"), arg); - error = TRUE; - break; - } - if (arg[off] == ',') /* another one follows */ - ++off; - } - if (error) - break; - if (*key == 'T') - { - if (!init || !(HL_TABLE()[idx].sg_set & SG_TERM)) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_TERM; - HL_TABLE()[idx].sg_term = attr; - } - } - else if (*key == 'C') - { - if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_CTERM; - HL_TABLE()[idx].sg_cterm = attr; - HL_TABLE()[idx].sg_cterm_bold = FALSE; - } - } -#if defined(FEAT_GUI) || defined(FEAT_EVAL) - else - { - if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_GUI; - HL_TABLE()[idx].sg_gui = attr; - } - } -#endif - } - else if (STRCMP(key, "FONT") == 0) - { - /* in non-GUI fonts are simply ignored */ -#ifdef FEAT_GUI - if (HL_TABLE()[idx].sg_font_name != NULL - && STRCMP(HL_TABLE()[idx].sg_font_name, arg) == 0) - { - /* Font name didn't change, ignore. */ - } - else if (!gui.shell_created) - { - /* GUI not started yet, always accept the name. */ - vim_free(HL_TABLE()[idx].sg_font_name); - HL_TABLE()[idx].sg_font_name = vim_strsave(arg); - did_change = TRUE; - } - else - { - GuiFont temp_sg_font = HL_TABLE()[idx].sg_font; -# ifdef FEAT_XFONTSET - GuiFontset temp_sg_fontset = HL_TABLE()[idx].sg_fontset; -# endif - /* First, save the current font/fontset. - * Then try to allocate the font/fontset. - * If the allocation fails, HL_TABLE()[idx].sg_font OR - * sg_fontset will be set to NOFONT or NOFONTSET respectively. - */ - - HL_TABLE()[idx].sg_font = NOFONT; -# ifdef FEAT_XFONTSET - HL_TABLE()[idx].sg_fontset = NOFONTSET; -# endif - hl_do_font(idx, arg, is_normal_group, is_menu_group, - is_tooltip_group, FALSE); - -# ifdef FEAT_XFONTSET - if (HL_TABLE()[idx].sg_fontset != NOFONTSET) - { - /* New fontset was accepted. Free the old one, if there - * was one. */ - gui_mch_free_fontset(temp_sg_fontset); - vim_free(HL_TABLE()[idx].sg_font_name); - HL_TABLE()[idx].sg_font_name = vim_strsave(arg); - did_change = TRUE; - } - else - HL_TABLE()[idx].sg_fontset = temp_sg_fontset; -# endif - if (HL_TABLE()[idx].sg_font != NOFONT) - { - /* New font was accepted. Free the old one, if there was - * one. */ - gui_mch_free_font(temp_sg_font); - vim_free(HL_TABLE()[idx].sg_font_name); - HL_TABLE()[idx].sg_font_name = vim_strsave(arg); - did_change = TRUE; - } - else - HL_TABLE()[idx].sg_font = temp_sg_font; - } -#endif - } - else if (STRCMP(key, "CTERMFG") == 0 || STRCMP(key, "CTERMBG") == 0) - { - if (!init || !(HL_TABLE()[idx].sg_set & SG_CTERM)) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_CTERM; - - /* When setting the foreground color, and previously the "bold" - * flag was set for a light color, reset it now */ - if (key[5] == 'F' && HL_TABLE()[idx].sg_cterm_bold) - { - HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; - HL_TABLE()[idx].sg_cterm_bold = FALSE; - } - - if (VIM_ISDIGIT(*arg)) - color = atoi((char *)arg); - else if (STRICMP(arg, "fg") == 0) - { - if (cterm_normal_fg_color) - color = cterm_normal_fg_color - 1; - else - { - emsg(_("E419: FG color unknown")); - error = TRUE; - break; - } - } - else if (STRICMP(arg, "bg") == 0) - { - if (cterm_normal_bg_color > 0) - color = cterm_normal_bg_color - 1; - else - { - emsg(_("E420: BG color unknown")); - error = TRUE; - break; - } - } - else - { - int bold = MAYBE; - -#if defined(__QNXNTO__) - static int *color_numbers_8_qansi = color_numbers_8; - /* On qnx, the 8 & 16 color arrays are the same */ - if (STRNCMP(T_NAME, "qansi", 5) == 0) - color_numbers_8_qansi = color_numbers_16; -#endif - - /* reduce calls to STRICMP a bit, it can be slow */ - off = TOUPPER_ASC(*arg); - for (i = (sizeof(color_names) / sizeof(char *)); --i >= 0; ) - if (off == color_names[i][0] - && STRICMP(arg + 1, color_names[i] + 1) == 0) - break; - if (i < 0) - { - semsg(_("E421: Color name or number not recognized: %s"), key_start); - error = TRUE; - break; - } - - color = lookup_color(i, key[5] == 'F', &bold); - - /* set/reset bold attribute to get light foreground - * colors (on some terminals, e.g. "linux") */ - if (bold == TRUE) - { - HL_TABLE()[idx].sg_cterm |= HL_BOLD; - HL_TABLE()[idx].sg_cterm_bold = TRUE; - } - else if (bold == FALSE) - HL_TABLE()[idx].sg_cterm &= ~HL_BOLD; - } - - /* Add one to the argument, to avoid zero. Zero is used for - * "NONE", then "color" is -1. */ - if (key[5] == 'F') - { - HL_TABLE()[idx].sg_cterm_fg = color + 1; - if (is_normal_group) - { - cterm_normal_fg_color = color + 1; - cterm_normal_fg_bold = (HL_TABLE()[idx].sg_cterm & HL_BOLD); -#ifdef FEAT_GUI - /* Don't do this if the GUI is used. */ - if (!gui.in_use && !gui.starting) -#endif - { - must_redraw = CLEAR; - if (termcap_active && color >= 0) - term_fg_color(color); - } - } - } - else - { - HL_TABLE()[idx].sg_cterm_bg = color + 1; - if (is_normal_group) - { - cterm_normal_bg_color = color + 1; -#ifdef FEAT_GUI - /* Don't mess with 'background' if the GUI is used. */ - if (!gui.in_use && !gui.starting) -#endif - { - must_redraw = CLEAR; - if (color >= 0) - { - int dark = -1; - - if (termcap_active) - term_bg_color(color); - if (t_colors < 16) - dark = (color == 0 || color == 4); - /* Limit the heuristic to the standard 16 colors */ - else if (color < 16) - dark = (color < 7 || color == 8); - /* Set the 'background' option if the value is - * wrong. */ - if (dark != -1 - && dark != (*p_bg == 'd') - && !option_was_set((char_u *)"bg")) - { - set_option_value((char_u *)"bg", 0L, - (char_u *)(dark ? "dark" : "light"), 0); - reset_option_was_set((char_u *)"bg"); - } - } - } - } - } - } - } - else if (STRCMP(key, "GUIFG") == 0) - { -#if defined(FEAT_GUI) || defined(FEAT_EVAL) - char_u **namep = &HL_TABLE()[idx].sg_gui_fg_name; - - if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_GUI; - -# if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - /* In GUI guifg colors are only used when recognized */ - i = color_name2handle(arg); - if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !USE_24BIT) - { - HL_TABLE()[idx].sg_gui_fg = i; -# endif - if (*namep == NULL || STRCMP(*namep, arg) != 0) - { - vim_free(*namep); - if (STRCMP(arg, "NONE") != 0) - *namep = vim_strsave(arg); - else - *namep = NULL; - did_change = TRUE; - } -# if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) -# ifdef FEAT_GUI_X11 - if (is_menu_group && gui.menu_fg_pixel != i) - { - gui.menu_fg_pixel = i; - do_colors = TRUE; - } - if (is_scrollbar_group && gui.scroll_fg_pixel != i) - { - gui.scroll_fg_pixel = i; - do_colors = TRUE; - } -# ifdef FEAT_BEVAL_GUI - if (is_tooltip_group && gui.tooltip_fg_pixel != i) - { - gui.tooltip_fg_pixel = i; - do_colors = TRUE; - } -# endif -# endif - } -# endif - } -#endif - } - else if (STRCMP(key, "GUIBG") == 0) - { -#if defined(FEAT_GUI) || defined(FEAT_EVAL) - char_u **namep = &HL_TABLE()[idx].sg_gui_bg_name; - - if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_GUI; - -# if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - /* In GUI guifg colors are only used when recognized */ - i = color_name2handle(arg); - if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !USE_24BIT) - { - HL_TABLE()[idx].sg_gui_bg = i; -# endif - if (*namep == NULL || STRCMP(*namep, arg) != 0) - { - vim_free(*namep); - if (STRCMP(arg, "NONE") != 0) - *namep = vim_strsave(arg); - else - *namep = NULL; - did_change = TRUE; - } -# if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) -# ifdef FEAT_GUI_X11 - if (is_menu_group && gui.menu_bg_pixel != i) - { - gui.menu_bg_pixel = i; - do_colors = TRUE; - } - if (is_scrollbar_group && gui.scroll_bg_pixel != i) - { - gui.scroll_bg_pixel = i; - do_colors = TRUE; - } -# ifdef FEAT_BEVAL_GUI - if (is_tooltip_group && gui.tooltip_bg_pixel != i) - { - gui.tooltip_bg_pixel = i; - do_colors = TRUE; - } -# endif -# endif - } -# endif - } -#endif - } - else if (STRCMP(key, "GUISP") == 0) - { -#if defined(FEAT_GUI) || defined(FEAT_EVAL) - char_u **namep = &HL_TABLE()[idx].sg_gui_sp_name; - - if (!init || !(HL_TABLE()[idx].sg_set & SG_GUI)) - { - if (!init) - HL_TABLE()[idx].sg_set |= SG_GUI; - -# ifdef FEAT_GUI - i = color_name2handle(arg); - if (i != INVALCOLOR || STRCMP(arg, "NONE") == 0 || !gui.in_use) - { - HL_TABLE()[idx].sg_gui_sp = i; -# endif - if (*namep == NULL || STRCMP(*namep, arg) != 0) - { - vim_free(*namep); - if (STRCMP(arg, "NONE") != 0) - *namep = vim_strsave(arg); - else - *namep = NULL; - did_change = TRUE; - } -# ifdef FEAT_GUI - } -# endif - } -#endif - } - else if (STRCMP(key, "START") == 0 || STRCMP(key, "STOP") == 0) - { - char_u buf[100]; - char_u *tname; - - if (!init) - HL_TABLE()[idx].sg_set |= SG_TERM; - - /* - * The "start" and "stop" arguments can be a literal escape - * sequence, or a comma separated list of terminal codes. - */ - if (STRNCMP(arg, "t_", 2) == 0) - { - off = 0; - buf[0] = 0; - while (arg[off] != NUL) - { - /* Isolate one termcap name */ - for (len = 0; arg[off + len] && - arg[off + len] != ','; ++len) - ; - tname = vim_strnsave(arg + off, len); - if (tname == NULL) /* out of memory */ - { - error = TRUE; - break; - } - /* lookup the escape sequence for the item */ - p = get_term_code(tname); - vim_free(tname); - if (p == NULL) /* ignore non-existing things */ - p = (char_u *)""; - - /* Append it to the already found stuff */ - if ((int)(STRLEN(buf) + STRLEN(p)) >= 99) - { - semsg(_("E422: terminal code too long: %s"), arg); - error = TRUE; - break; - } - STRCAT(buf, p); - - /* Advance to the next item */ - off += len; - if (arg[off] == ',') /* another one follows */ - ++off; - } - } - else - { - /* - * Copy characters from arg[] to buf[], translating <> codes. - */ - for (p = arg, off = 0; off < 100 - 6 && *p; ) - { - len = trans_special(&p, buf + off, FALSE, FALSE); - if (len > 0) /* recognized special char */ - off += len; - else /* copy as normal char */ - buf[off++] = *p++; - } - buf[off] = NUL; - } - if (error) - break; - - if (STRCMP(buf, "NONE") == 0) /* resetting the value */ - p = NULL; - else - p = vim_strsave(buf); - if (key[2] == 'A') - { - vim_free(HL_TABLE()[idx].sg_start); - HL_TABLE()[idx].sg_start = p; - } - else - { - vim_free(HL_TABLE()[idx].sg_stop); - HL_TABLE()[idx].sg_stop = p; - } - } - else - { - semsg(_("E423: Illegal argument: %s"), key_start); - error = TRUE; - break; - } - HL_TABLE()[idx].sg_cleared = FALSE; - - /* - * When highlighting has been given for a group, don't link it. - */ - if (!init || !(HL_TABLE()[idx].sg_set & SG_LINK)) - HL_TABLE()[idx].sg_link = 0; - - /* - * Continue with next argument. - */ - linep = skipwhite(linep); - } - - /* - * If there is an error, and it's a new entry, remove it from the table. - */ - if (error && idx == highlight_ga.ga_len) - syn_unadd_group(); - else - { - if (is_normal_group) - { - HL_TABLE()[idx].sg_term_attr = 0; - HL_TABLE()[idx].sg_cterm_attr = 0; -#ifdef FEAT_GUI - HL_TABLE()[idx].sg_gui_attr = 0; - /* - * Need to update all groups, because they might be using "bg" - * and/or "fg", which have been changed now. - */ -#endif -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - if (USE_24BIT) - { - highlight_gui_started(); - did_highlight_changed = TRUE; - redraw_all_later(NOT_VALID); - } -#endif - } -#ifdef FEAT_TERMINAL - else if (is_terminal_group) - set_terminal_default_colors( - HL_TABLE()[idx].sg_cterm_fg, HL_TABLE()[idx].sg_cterm_bg); -#endif -#ifdef FEAT_GUI_X11 -# ifdef FEAT_MENU - else if (is_menu_group) - { - if (gui.in_use && do_colors) - gui_mch_new_menu_colors(); - } -# endif - else if (is_scrollbar_group) - { - if (gui.in_use && do_colors) - gui_new_scrollbar_colors(); - else - set_hl_attr(idx); - } -# ifdef FEAT_BEVAL_GUI - else if (is_tooltip_group) - { - if (gui.in_use && do_colors) - gui_mch_new_tooltip_colors(); - } -# endif -#endif - else - set_hl_attr(idx); -#ifdef FEAT_EVAL - HL_TABLE()[idx].sg_script_ctx = current_sctx; - HL_TABLE()[idx].sg_script_ctx.sc_lnum += sourcing_lnum; -#endif - } - - vim_free(key); - vim_free(arg); - - /* Only call highlight_changed() once, after a sequence of highlight - * commands, and only if an attribute actually changed. */ - if ((did_change - || memcmp(&HL_TABLE()[idx], &item_before, sizeof(item_before)) != 0) -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - && !did_highlight_changed -#endif - ) - { - /* Do not trigger a redraw when highlighting is changed while - * redrawing. This may happen when evaluating 'statusline' changes the - * StatusLine group. */ - if (!updating_screen) - redraw_all_later(NOT_VALID); - need_highlight_changed = TRUE; - } -} - -#if defined(EXITFREE) || defined(PROTO) - void -free_highlight(void) -{ - int i; - - for (i = 0; i < highlight_ga.ga_len; ++i) - { - highlight_clear(i); - vim_free(HL_TABLE()[i].sg_name); - vim_free(HL_TABLE()[i].sg_name_u); - } - ga_clear(&highlight_ga); -} -#endif - -/* - * Reset the cterm colors to what they were before Vim was started, if - * possible. Otherwise reset them to zero. - */ - void -restore_cterm_colors(void) -{ -#if defined(MSWIN) && !defined(FEAT_GUI_MSWIN) - /* Since t_me has been set, this probably means that the user - * wants to use this as default colors. Need to reset default - * background/foreground colors. */ - mch_set_normal_colors(); -#else -# ifdef VIMDLL - if (!gui.in_use) - { - mch_set_normal_colors(); - return; - } -# endif - cterm_normal_fg_color = 0; - cterm_normal_fg_bold = 0; - cterm_normal_bg_color = 0; -# ifdef FEAT_TERMGUICOLORS - cterm_normal_fg_gui_color = INVALCOLOR; - cterm_normal_bg_gui_color = INVALCOLOR; -# endif -#endif -} - -/* - * Return TRUE if highlight group "idx" has any settings. - * When "check_link" is TRUE also check for an existing link. - */ - static int -hl_has_settings(int idx, int check_link) -{ - return ( HL_TABLE()[idx].sg_term_attr != 0 - || HL_TABLE()[idx].sg_cterm_attr != 0 - || HL_TABLE()[idx].sg_cterm_fg != 0 - || HL_TABLE()[idx].sg_cterm_bg != 0 -#ifdef FEAT_GUI - || HL_TABLE()[idx].sg_gui_attr != 0 - || HL_TABLE()[idx].sg_gui_fg_name != NULL - || HL_TABLE()[idx].sg_gui_bg_name != NULL - || HL_TABLE()[idx].sg_gui_sp_name != NULL - || HL_TABLE()[idx].sg_font_name != NULL -#endif - || (check_link && (HL_TABLE()[idx].sg_set & SG_LINK))); -} - -/* - * Clear highlighting for one group. - */ - static void -highlight_clear(int idx) -{ - HL_TABLE()[idx].sg_cleared = TRUE; - - HL_TABLE()[idx].sg_term = 0; - VIM_CLEAR(HL_TABLE()[idx].sg_start); - VIM_CLEAR(HL_TABLE()[idx].sg_stop); - HL_TABLE()[idx].sg_term_attr = 0; - HL_TABLE()[idx].sg_cterm = 0; - HL_TABLE()[idx].sg_cterm_bold = FALSE; - HL_TABLE()[idx].sg_cterm_fg = 0; - HL_TABLE()[idx].sg_cterm_bg = 0; - HL_TABLE()[idx].sg_cterm_attr = 0; -#if defined(FEAT_GUI) || defined(FEAT_EVAL) - HL_TABLE()[idx].sg_gui = 0; - VIM_CLEAR(HL_TABLE()[idx].sg_gui_fg_name); - VIM_CLEAR(HL_TABLE()[idx].sg_gui_bg_name); - VIM_CLEAR(HL_TABLE()[idx].sg_gui_sp_name); -#endif -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - HL_TABLE()[idx].sg_gui_fg = INVALCOLOR; - HL_TABLE()[idx].sg_gui_bg = INVALCOLOR; -#endif -#ifdef FEAT_GUI - HL_TABLE()[idx].sg_gui_sp = INVALCOLOR; - gui_mch_free_font(HL_TABLE()[idx].sg_font); - HL_TABLE()[idx].sg_font = NOFONT; -# ifdef FEAT_XFONTSET - gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); - HL_TABLE()[idx].sg_fontset = NOFONTSET; -# endif - VIM_CLEAR(HL_TABLE()[idx].sg_font_name); - HL_TABLE()[idx].sg_gui_attr = 0; -#endif -#ifdef FEAT_EVAL - /* Clear the script ID only when there is no link, since that is not - * cleared. */ - if (HL_TABLE()[idx].sg_link == 0) - { - HL_TABLE()[idx].sg_script_ctx.sc_sid = 0; - HL_TABLE()[idx].sg_script_ctx.sc_lnum = 0; - } -#endif -} - -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) -/* - * Set the normal foreground and background colors according to the "Normal" - * highlighting group. For X11 also set "Menu", "Scrollbar", and - * "Tooltip" colors. - */ - void -set_normal_colors(void) -{ -# ifdef FEAT_GUI -# ifdef FEAT_TERMGUICOLORS - if (gui.in_use) -# endif - { - if (set_group_colors((char_u *)"Normal", - &gui.norm_pixel, &gui.back_pixel, - FALSE, TRUE, FALSE)) - { - gui_mch_new_colors(); - must_redraw = CLEAR; - } -# ifdef FEAT_GUI_X11 - if (set_group_colors((char_u *)"Menu", - &gui.menu_fg_pixel, &gui.menu_bg_pixel, - TRUE, FALSE, FALSE)) - { -# ifdef FEAT_MENU - gui_mch_new_menu_colors(); -# endif - must_redraw = CLEAR; - } -# ifdef FEAT_BEVAL_GUI - if (set_group_colors((char_u *)"Tooltip", - &gui.tooltip_fg_pixel, &gui.tooltip_bg_pixel, - FALSE, FALSE, TRUE)) - { -# ifdef FEAT_TOOLBAR - gui_mch_new_tooltip_colors(); -# endif - must_redraw = CLEAR; - } -# endif - if (set_group_colors((char_u *)"Scrollbar", - &gui.scroll_fg_pixel, &gui.scroll_bg_pixel, - FALSE, FALSE, FALSE)) - { - gui_new_scrollbar_colors(); - must_redraw = CLEAR; - } -# endif - } -# endif -# ifdef FEAT_TERMGUICOLORS -# ifdef FEAT_GUI - else -# endif - { - int idx; - - idx = syn_name2id((char_u *)"Normal") - 1; - if (idx >= 0) - { - gui_do_one_color(idx, FALSE, FALSE); - - /* If the normal fg or bg color changed a complete redraw is - * required. */ - if (cterm_normal_fg_gui_color != HL_TABLE()[idx].sg_gui_fg - || cterm_normal_bg_gui_color != HL_TABLE()[idx].sg_gui_bg) - { - /* if the GUI color is INVALCOLOR then we use the default cterm - * color */ - cterm_normal_fg_gui_color = HL_TABLE()[idx].sg_gui_fg; - cterm_normal_bg_gui_color = HL_TABLE()[idx].sg_gui_bg; - must_redraw = CLEAR; - } - } - } -# endif -} -#endif - -#if defined(FEAT_GUI) || defined(PROTO) -/* - * Set the colors for "Normal", "Menu", "Tooltip" or "Scrollbar". - */ - static int -set_group_colors( - char_u *name, - guicolor_T *fgp, - guicolor_T *bgp, - int do_menu, - int use_norm, - int do_tooltip) -{ - int idx; - - idx = syn_name2id(name) - 1; - if (idx >= 0) - { - gui_do_one_color(idx, do_menu, do_tooltip); - - if (HL_TABLE()[idx].sg_gui_fg != INVALCOLOR) - *fgp = HL_TABLE()[idx].sg_gui_fg; - else if (use_norm) - *fgp = gui.def_norm_pixel; - if (HL_TABLE()[idx].sg_gui_bg != INVALCOLOR) - *bgp = HL_TABLE()[idx].sg_gui_bg; - else if (use_norm) - *bgp = gui.def_back_pixel; - return TRUE; - } - return FALSE; -} - -/* - * Get the font of the "Normal" group. - * Returns "" when it's not found or not set. - */ - char_u * -hl_get_font_name(void) -{ - int id; - char_u *s; - - id = syn_name2id((char_u *)"Normal"); - if (id > 0) - { - s = HL_TABLE()[id - 1].sg_font_name; - if (s != NULL) - return s; - } - return (char_u *)""; -} - -/* - * Set font for "Normal" group. Called by gui_mch_init_font() when a font has - * actually chosen to be used. - */ - void -hl_set_font_name(char_u *font_name) -{ - int id; - - id = syn_name2id((char_u *)"Normal"); - if (id > 0) - { - vim_free(HL_TABLE()[id - 1].sg_font_name); - HL_TABLE()[id - 1].sg_font_name = vim_strsave(font_name); - } -} - -/* - * Set background color for "Normal" group. Called by gui_set_bg_color() - * when the color is known. - */ - void -hl_set_bg_color_name( - char_u *name) /* must have been allocated */ -{ - int id; - - if (name != NULL) - { - id = syn_name2id((char_u *)"Normal"); - if (id > 0) - { - vim_free(HL_TABLE()[id - 1].sg_gui_bg_name); - HL_TABLE()[id - 1].sg_gui_bg_name = name; - } - } -} - -/* - * Set foreground color for "Normal" group. Called by gui_set_fg_color() - * when the color is known. - */ - void -hl_set_fg_color_name( - char_u *name) /* must have been allocated */ -{ - int id; - - if (name != NULL) - { - id = syn_name2id((char_u *)"Normal"); - if (id > 0) - { - vim_free(HL_TABLE()[id - 1].sg_gui_fg_name); - HL_TABLE()[id - 1].sg_gui_fg_name = name; - } - } -} - -/* - * Return the handle for a font name. - * Returns NOFONT when failed. - */ - static GuiFont -font_name2handle(char_u *name) -{ - if (STRCMP(name, "NONE") == 0) - return NOFONT; - - return gui_mch_get_font(name, TRUE); -} - -# ifdef FEAT_XFONTSET -/* - * Return the handle for a fontset name. - * Returns NOFONTSET when failed. - */ - static GuiFontset -fontset_name2handle(char_u *name, int fixed_width) -{ - if (STRCMP(name, "NONE") == 0) - return NOFONTSET; - - return gui_mch_get_fontset(name, TRUE, fixed_width); -} -# endif - -/* - * Get the font or fontset for one highlight group. - */ - static void -hl_do_font( - int idx, - char_u *arg, - int do_normal, /* set normal font */ - int do_menu UNUSED, /* set menu font */ - int do_tooltip UNUSED, /* set tooltip font */ - int free_font) /* free current font/fontset */ -{ -# ifdef FEAT_XFONTSET - /* If 'guifontset' is not empty, first try using the name as a - * fontset. If that doesn't work, use it as a font name. */ - if (*p_guifontset != NUL -# ifdef FONTSET_ALWAYS - || do_menu -# endif -# ifdef FEAT_BEVAL_TIP - /* In Athena & Motif, the Tooltip highlight group is always a fontset */ - || do_tooltip -# endif - ) - { - if (free_font) - gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); - HL_TABLE()[idx].sg_fontset = fontset_name2handle(arg, 0 -# ifdef FONTSET_ALWAYS - || do_menu -# endif -# ifdef FEAT_BEVAL_TIP - || do_tooltip -# endif - ); - } - if (HL_TABLE()[idx].sg_fontset != NOFONTSET) - { - /* If it worked and it's the Normal group, use it as the normal - * fontset. Same for the Menu group. */ - if (do_normal) - gui_init_font(arg, TRUE); -# if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) - if (do_menu) - { -# ifdef FONTSET_ALWAYS - gui.menu_fontset = HL_TABLE()[idx].sg_fontset; -# else - /* YIKES! This is a bug waiting to crash the program */ - gui.menu_font = HL_TABLE()[idx].sg_fontset; -# endif - gui_mch_new_menu_font(); - } -# ifdef FEAT_BEVAL_GUI - if (do_tooltip) - { - /* The Athena widget set cannot currently handle switching between - * displaying a single font and a fontset. - * If the XtNinternational resource is set to True at widget - * creation, then a fontset is always used, otherwise an - * XFontStruct is used. - */ - gui.tooltip_fontset = (XFontSet)HL_TABLE()[idx].sg_fontset; - gui_mch_new_tooltip_font(); - } -# endif -# endif - } - else -# endif - { - if (free_font) - gui_mch_free_font(HL_TABLE()[idx].sg_font); - HL_TABLE()[idx].sg_font = font_name2handle(arg); - /* If it worked and it's the Normal group, use it as the - * normal font. Same for the Menu group. */ - if (HL_TABLE()[idx].sg_font != NOFONT) - { - if (do_normal) - gui_init_font(arg, FALSE); -#ifndef FONTSET_ALWAYS -# if (defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_ATHENA)) && defined(FEAT_MENU) - if (do_menu) - { - gui.menu_font = HL_TABLE()[idx].sg_font; - gui_mch_new_menu_font(); - } -# endif -#endif - } - } -} - -#endif /* FEAT_GUI */ - -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) -/* - * Return the handle for a color name. - * Returns INVALCOLOR when failed. - */ - guicolor_T -color_name2handle(char_u *name) -{ - if (STRCMP(name, "NONE") == 0) - return INVALCOLOR; - - if (STRICMP(name, "fg") == 0 || STRICMP(name, "foreground") == 0) - { -#if defined(FEAT_TERMGUICOLORS) && defined(FEAT_GUI) - if (gui.in_use) -#endif -#ifdef FEAT_GUI - return gui.norm_pixel; -#endif -#ifdef FEAT_TERMGUICOLORS - if (cterm_normal_fg_gui_color != INVALCOLOR) - return cterm_normal_fg_gui_color; - /* Guess that the foreground is black or white. */ - return GUI_GET_COLOR((char_u *)(*p_bg == 'l' ? "black" : "white")); -#endif - } - if (STRICMP(name, "bg") == 0 || STRICMP(name, "background") == 0) - { -#if defined(FEAT_TERMGUICOLORS) && defined(FEAT_GUI) - if (gui.in_use) -#endif -#ifdef FEAT_GUI - return gui.back_pixel; -#endif -#ifdef FEAT_TERMGUICOLORS - if (cterm_normal_bg_gui_color != INVALCOLOR) - return cterm_normal_bg_gui_color; - /* Guess that the background is white or black. */ - return GUI_GET_COLOR((char_u *)(*p_bg == 'l' ? "white" : "black")); -#endif - } - - return GUI_GET_COLOR(name); -} -#endif - -/* - * Table with the specifications for an attribute number. - * Note that this table is used by ALL buffers. This is required because the - * GUI can redraw at any time for any buffer. - */ -static garray_T term_attr_table = {0, 0, 0, 0, NULL}; - -#define TERM_ATTR_ENTRY(idx) ((attrentry_T *)term_attr_table.ga_data)[idx] - -static garray_T cterm_attr_table = {0, 0, 0, 0, NULL}; - -#define CTERM_ATTR_ENTRY(idx) ((attrentry_T *)cterm_attr_table.ga_data)[idx] - -#ifdef FEAT_GUI -static garray_T gui_attr_table = {0, 0, 0, 0, NULL}; - -#define GUI_ATTR_ENTRY(idx) ((attrentry_T *)gui_attr_table.ga_data)[idx] -#endif - -/* - * Return the attr number for a set of colors and font. - * Add a new entry to the term_attr_table, cterm_attr_table or gui_attr_table - * if the combination is new. - * Return 0 for error (no more room). - */ - static int -get_attr_entry(garray_T *table, attrentry_T *aep) -{ - int i; - attrentry_T *taep; - static int recursive = FALSE; - - /* - * Init the table, in case it wasn't done yet. - */ - table->ga_itemsize = sizeof(attrentry_T); - table->ga_growsize = 7; - - /* - * Try to find an entry with the same specifications. - */ - for (i = 0; i < table->ga_len; ++i) - { - taep = &(((attrentry_T *)table->ga_data)[i]); - if ( aep->ae_attr == taep->ae_attr - && ( -#ifdef FEAT_GUI - (table == &gui_attr_table - && (aep->ae_u.gui.fg_color == taep->ae_u.gui.fg_color - && aep->ae_u.gui.bg_color - == taep->ae_u.gui.bg_color - && aep->ae_u.gui.sp_color - == taep->ae_u.gui.sp_color - && aep->ae_u.gui.font == taep->ae_u.gui.font -# ifdef FEAT_XFONTSET - && aep->ae_u.gui.fontset == taep->ae_u.gui.fontset -# endif - )) - || -#endif - (table == &term_attr_table - && (aep->ae_u.term.start == NULL) - == (taep->ae_u.term.start == NULL) - && (aep->ae_u.term.start == NULL - || STRCMP(aep->ae_u.term.start, - taep->ae_u.term.start) == 0) - && (aep->ae_u.term.stop == NULL) - == (taep->ae_u.term.stop == NULL) - && (aep->ae_u.term.stop == NULL - || STRCMP(aep->ae_u.term.stop, - taep->ae_u.term.stop) == 0)) - || (table == &cterm_attr_table - && aep->ae_u.cterm.fg_color - == taep->ae_u.cterm.fg_color - && aep->ae_u.cterm.bg_color - == taep->ae_u.cterm.bg_color -#ifdef FEAT_TERMGUICOLORS - && aep->ae_u.cterm.fg_rgb - == taep->ae_u.cterm.fg_rgb - && aep->ae_u.cterm.bg_rgb - == taep->ae_u.cterm.bg_rgb -#endif - ))) - - return i + ATTR_OFF; - } - - if (table->ga_len + ATTR_OFF > MAX_TYPENR) - { - /* - * Running out of attribute entries! remove all attributes, and - * compute new ones for all groups. - * When called recursively, we are really out of numbers. - */ - if (recursive) - { - emsg(_("E424: Too many different highlighting attributes in use")); - return 0; - } - recursive = TRUE; - - clear_hl_tables(); - - must_redraw = CLEAR; - - for (i = 0; i < highlight_ga.ga_len; ++i) - set_hl_attr(i); - - recursive = FALSE; - } - - /* - * This is a new combination of colors and font, add an entry. - */ - if (ga_grow(table, 1) == FAIL) - return 0; - - taep = &(((attrentry_T *)table->ga_data)[table->ga_len]); - vim_memset(taep, 0, sizeof(attrentry_T)); - taep->ae_attr = aep->ae_attr; -#ifdef FEAT_GUI - if (table == &gui_attr_table) - { - taep->ae_u.gui.fg_color = aep->ae_u.gui.fg_color; - taep->ae_u.gui.bg_color = aep->ae_u.gui.bg_color; - taep->ae_u.gui.sp_color = aep->ae_u.gui.sp_color; - taep->ae_u.gui.font = aep->ae_u.gui.font; -# ifdef FEAT_XFONTSET - taep->ae_u.gui.fontset = aep->ae_u.gui.fontset; -# endif - } -#endif - if (table == &term_attr_table) - { - if (aep->ae_u.term.start == NULL) - taep->ae_u.term.start = NULL; - else - taep->ae_u.term.start = vim_strsave(aep->ae_u.term.start); - if (aep->ae_u.term.stop == NULL) - taep->ae_u.term.stop = NULL; - else - taep->ae_u.term.stop = vim_strsave(aep->ae_u.term.stop); - } - else if (table == &cterm_attr_table) - { - taep->ae_u.cterm.fg_color = aep->ae_u.cterm.fg_color; - taep->ae_u.cterm.bg_color = aep->ae_u.cterm.bg_color; -#ifdef FEAT_TERMGUICOLORS - taep->ae_u.cterm.fg_rgb = aep->ae_u.cterm.fg_rgb; - taep->ae_u.cterm.bg_rgb = aep->ae_u.cterm.bg_rgb; -#endif - } - ++table->ga_len; - return (table->ga_len - 1 + ATTR_OFF); -} - -#if defined(FEAT_TERMINAL) || defined(PROTO) -/* - * Get an attribute index for a cterm entry. - * Uses an existing entry when possible or adds one when needed. - */ - int -get_cterm_attr_idx(int attr, int fg, int bg) -{ - attrentry_T at_en; - - vim_memset(&at_en, 0, sizeof(attrentry_T)); -#ifdef FEAT_TERMGUICOLORS - at_en.ae_u.cterm.fg_rgb = INVALCOLOR; - at_en.ae_u.cterm.bg_rgb = INVALCOLOR; -#endif - at_en.ae_attr = attr; - at_en.ae_u.cterm.fg_color = fg; - at_en.ae_u.cterm.bg_color = bg; - return get_attr_entry(&cterm_attr_table, &at_en); -} -#endif - -#if (defined(FEAT_TERMINAL) && defined(FEAT_TERMGUICOLORS)) || defined(PROTO) -/* - * Get an attribute index for a 'termguicolors' entry. - * Uses an existing entry when possible or adds one when needed. - */ - int -get_tgc_attr_idx(int attr, guicolor_T fg, guicolor_T bg) -{ - attrentry_T at_en; - - vim_memset(&at_en, 0, sizeof(attrentry_T)); - at_en.ae_attr = attr; - if (fg == INVALCOLOR && bg == INVALCOLOR) - { - /* If both GUI colors are not set fall back to the cterm colors. Helps - * if the GUI only has an attribute, such as undercurl. */ - at_en.ae_u.cterm.fg_rgb = CTERMCOLOR; - at_en.ae_u.cterm.bg_rgb = CTERMCOLOR; - } - else - { - at_en.ae_u.cterm.fg_rgb = fg; - at_en.ae_u.cterm.bg_rgb = bg; - } - return get_attr_entry(&cterm_attr_table, &at_en); -} -#endif - -#if (defined(FEAT_TERMINAL) && defined(FEAT_GUI)) || defined(PROTO) -/* - * Get an attribute index for a cterm entry. - * Uses an existing entry when possible or adds one when needed. - */ - int -get_gui_attr_idx(int attr, guicolor_T fg, guicolor_T bg) -{ - attrentry_T at_en; - - vim_memset(&at_en, 0, sizeof(attrentry_T)); - at_en.ae_attr = attr; - at_en.ae_u.gui.fg_color = fg; - at_en.ae_u.gui.bg_color = bg; - return get_attr_entry(&gui_attr_table, &at_en); -} -#endif - -/* - * Clear all highlight tables. - */ - void -clear_hl_tables(void) -{ - int i; - attrentry_T *taep; - -#ifdef FEAT_GUI - ga_clear(&gui_attr_table); -#endif - for (i = 0; i < term_attr_table.ga_len; ++i) - { - taep = &(((attrentry_T *)term_attr_table.ga_data)[i]); - vim_free(taep->ae_u.term.start); - vim_free(taep->ae_u.term.stop); - } - ga_clear(&term_attr_table); - ga_clear(&cterm_attr_table); -} - -/* - * Combine special attributes (e.g., for spelling) with other attributes - * (e.g., for syntax highlighting). - * "prim_attr" overrules "char_attr". - * This creates a new group when required. - * Since we expect there to be few spelling mistakes we don't cache the - * result. - * Return the resulting attributes. - */ - int -hl_combine_attr(int char_attr, int prim_attr) -{ - attrentry_T *char_aep = NULL; - attrentry_T *spell_aep; - attrentry_T new_en; - - if (char_attr == 0) - return prim_attr; - if (char_attr <= HL_ALL && prim_attr <= HL_ALL) - return ATTR_COMBINE(char_attr, prim_attr); -#ifdef FEAT_GUI - if (gui.in_use) - { - if (char_attr > HL_ALL) - char_aep = syn_gui_attr2entry(char_attr); - if (char_aep != NULL) - new_en = *char_aep; - else - { - vim_memset(&new_en, 0, sizeof(new_en)); - new_en.ae_u.gui.fg_color = INVALCOLOR; - new_en.ae_u.gui.bg_color = INVALCOLOR; - new_en.ae_u.gui.sp_color = INVALCOLOR; - if (char_attr <= HL_ALL) - new_en.ae_attr = char_attr; - } - - if (prim_attr <= HL_ALL) - new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, prim_attr); - else - { - spell_aep = syn_gui_attr2entry(prim_attr); - if (spell_aep != NULL) - { - new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, - spell_aep->ae_attr); - if (spell_aep->ae_u.gui.fg_color != INVALCOLOR) - new_en.ae_u.gui.fg_color = spell_aep->ae_u.gui.fg_color; - if (spell_aep->ae_u.gui.bg_color != INVALCOLOR) - new_en.ae_u.gui.bg_color = spell_aep->ae_u.gui.bg_color; - if (spell_aep->ae_u.gui.sp_color != INVALCOLOR) - new_en.ae_u.gui.sp_color = spell_aep->ae_u.gui.sp_color; - if (spell_aep->ae_u.gui.font != NOFONT) - new_en.ae_u.gui.font = spell_aep->ae_u.gui.font; -# ifdef FEAT_XFONTSET - if (spell_aep->ae_u.gui.fontset != NOFONTSET) - new_en.ae_u.gui.fontset = spell_aep->ae_u.gui.fontset; -# endif - } - } - return get_attr_entry(&gui_attr_table, &new_en); - } -#endif - - if (IS_CTERM) - { - if (char_attr > HL_ALL) - char_aep = syn_cterm_attr2entry(char_attr); - if (char_aep != NULL) - new_en = *char_aep; - else - { - vim_memset(&new_en, 0, sizeof(new_en)); -#ifdef FEAT_TERMGUICOLORS - new_en.ae_u.cterm.bg_rgb = INVALCOLOR; - new_en.ae_u.cterm.fg_rgb = INVALCOLOR; -#endif - if (char_attr <= HL_ALL) - new_en.ae_attr = char_attr; - } - - if (prim_attr <= HL_ALL) - new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, prim_attr); - else - { - spell_aep = syn_cterm_attr2entry(prim_attr); - if (spell_aep != NULL) - { - new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, - spell_aep->ae_attr); - if (spell_aep->ae_u.cterm.fg_color > 0) - new_en.ae_u.cterm.fg_color = spell_aep->ae_u.cterm.fg_color; - if (spell_aep->ae_u.cterm.bg_color > 0) - new_en.ae_u.cterm.bg_color = spell_aep->ae_u.cterm.bg_color; -#ifdef FEAT_TERMGUICOLORS - /* If both fg and bg are not set fall back to cterm colors. - * Helps for SpellBad which uses undercurl in the GUI. */ - if (COLOR_INVALID(spell_aep->ae_u.cterm.fg_rgb) - && COLOR_INVALID(spell_aep->ae_u.cterm.bg_rgb)) - { - if (spell_aep->ae_u.cterm.fg_color > 0) - new_en.ae_u.cterm.fg_rgb = CTERMCOLOR; - if (spell_aep->ae_u.cterm.bg_color > 0) - new_en.ae_u.cterm.bg_rgb = CTERMCOLOR; - } - else - { - if (spell_aep->ae_u.cterm.fg_rgb != INVALCOLOR) - new_en.ae_u.cterm.fg_rgb = spell_aep->ae_u.cterm.fg_rgb; - if (spell_aep->ae_u.cterm.bg_rgb != INVALCOLOR) - new_en.ae_u.cterm.bg_rgb = spell_aep->ae_u.cterm.bg_rgb; - } -#endif - } - } - return get_attr_entry(&cterm_attr_table, &new_en); - } - - if (char_attr > HL_ALL) - char_aep = syn_term_attr2entry(char_attr); - if (char_aep != NULL) - new_en = *char_aep; - else - { - vim_memset(&new_en, 0, sizeof(new_en)); - if (char_attr <= HL_ALL) - new_en.ae_attr = char_attr; - } - - if (prim_attr <= HL_ALL) - new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, prim_attr); - else - { - spell_aep = syn_term_attr2entry(prim_attr); - if (spell_aep != NULL) - { - new_en.ae_attr = ATTR_COMBINE(new_en.ae_attr, spell_aep->ae_attr); - if (spell_aep->ae_u.term.start != NULL) - { - new_en.ae_u.term.start = spell_aep->ae_u.term.start; - new_en.ae_u.term.stop = spell_aep->ae_u.term.stop; - } - } - } - return get_attr_entry(&term_attr_table, &new_en); -} - -#ifdef FEAT_GUI - - attrentry_T * -syn_gui_attr2entry(int attr) -{ - attr -= ATTR_OFF; - if (attr >= gui_attr_table.ga_len) /* did ":syntax clear" */ - return NULL; - return &(GUI_ATTR_ENTRY(attr)); -} -#endif /* FEAT_GUI */ - -/* - * Get the highlight attributes (HL_BOLD etc.) from an attribute nr. - * Only to be used when "attr" > HL_ALL. - */ - int -syn_attr2attr(int attr) -{ - attrentry_T *aep; - -#ifdef FEAT_GUI - if (gui.in_use) - aep = syn_gui_attr2entry(attr); - else -#endif - if (IS_CTERM) - aep = syn_cterm_attr2entry(attr); - else - aep = syn_term_attr2entry(attr); - - if (aep == NULL) /* highlighting not set */ - return 0; - return aep->ae_attr; -} - - - attrentry_T * -syn_term_attr2entry(int attr) -{ - attr -= ATTR_OFF; - if (attr >= term_attr_table.ga_len) /* did ":syntax clear" */ - return NULL; - return &(TERM_ATTR_ENTRY(attr)); -} - - attrentry_T * -syn_cterm_attr2entry(int attr) -{ - attr -= ATTR_OFF; - if (attr >= cterm_attr_table.ga_len) /* did ":syntax clear" */ - return NULL; - return &(CTERM_ATTR_ENTRY(attr)); -} - -#define LIST_ATTR 1 -#define LIST_STRING 2 -#define LIST_INT 3 - - static void -highlight_list_one(int id) -{ - struct hl_group *sgp; - int didh = FALSE; - - sgp = &HL_TABLE()[id - 1]; // index is ID minus one - - if (message_filtered(sgp->sg_name)) - return; - - didh = highlight_list_arg(id, didh, LIST_ATTR, - sgp->sg_term, NULL, "term"); - didh = highlight_list_arg(id, didh, LIST_STRING, - 0, sgp->sg_start, "start"); - didh = highlight_list_arg(id, didh, LIST_STRING, - 0, sgp->sg_stop, "stop"); - - didh = highlight_list_arg(id, didh, LIST_ATTR, - sgp->sg_cterm, NULL, "cterm"); - didh = highlight_list_arg(id, didh, LIST_INT, - sgp->sg_cterm_fg, NULL, "ctermfg"); - didh = highlight_list_arg(id, didh, LIST_INT, - sgp->sg_cterm_bg, NULL, "ctermbg"); - -#if defined(FEAT_GUI) || defined(FEAT_EVAL) - didh = highlight_list_arg(id, didh, LIST_ATTR, - sgp->sg_gui, NULL, "gui"); - didh = highlight_list_arg(id, didh, LIST_STRING, - 0, sgp->sg_gui_fg_name, "guifg"); - didh = highlight_list_arg(id, didh, LIST_STRING, - 0, sgp->sg_gui_bg_name, "guibg"); - didh = highlight_list_arg(id, didh, LIST_STRING, - 0, sgp->sg_gui_sp_name, "guisp"); -#endif -#ifdef FEAT_GUI - didh = highlight_list_arg(id, didh, LIST_STRING, - 0, sgp->sg_font_name, "font"); -#endif - - if (sgp->sg_link && !got_int) - { - (void)syn_list_header(didh, 9999, id); - didh = TRUE; - msg_puts_attr("links to", HL_ATTR(HLF_D)); - msg_putchar(' '); - msg_outtrans(HL_TABLE()[HL_TABLE()[id - 1].sg_link - 1].sg_name); - } - - if (!didh) - highlight_list_arg(id, didh, LIST_STRING, 0, (char_u *)"cleared", ""); -#ifdef FEAT_EVAL - if (p_verbose > 0) - last_set_msg(sgp->sg_script_ctx); -#endif -} - - static int -highlight_list_arg( - int id, - int didh, - int type, - int iarg, - char_u *sarg, - char *name) -{ - char_u buf[100]; - char_u *ts; - int i; - - if (got_int) - return FALSE; - if (type == LIST_STRING ? (sarg != NULL) : (iarg != 0)) - { - ts = buf; - if (type == LIST_INT) - sprintf((char *)buf, "%d", iarg - 1); - else if (type == LIST_STRING) - ts = sarg; - else /* type == LIST_ATTR */ - { - buf[0] = NUL; - for (i = 0; hl_attr_table[i] != 0; ++i) - { - if (iarg & hl_attr_table[i]) - { - if (buf[0] != NUL) - vim_strcat(buf, (char_u *)",", 100); - vim_strcat(buf, (char_u *)hl_name_table[i], 100); - iarg &= ~hl_attr_table[i]; /* don't want "inverse" */ - } - } - } - - (void)syn_list_header(didh, - (int)(vim_strsize(ts) + STRLEN(name) + 1), id); - didh = TRUE; - if (!got_int) - { - if (*name != NUL) - { - msg_puts_attr(name, HL_ATTR(HLF_D)); - msg_puts_attr("=", HL_ATTR(HLF_D)); - } - msg_outtrans(ts); - } - } - return didh; -} - -#if (((defined(FEAT_EVAL) || defined(FEAT_PRINTER))) && defined(FEAT_SYN_HL)) || defined(PROTO) -/* - * Return "1" if highlight group "id" has attribute "flag". - * Return NULL otherwise. - */ - char_u * -highlight_has_attr( - int id, - int flag, - int modec) /* 'g' for GUI, 'c' for cterm, 't' for term */ -{ - int attr; - - if (id <= 0 || id > highlight_ga.ga_len) - return NULL; - -#if defined(FEAT_GUI) || defined(FEAT_EVAL) - if (modec == 'g') - attr = HL_TABLE()[id - 1].sg_gui; - else -#endif - if (modec == 'c') - attr = HL_TABLE()[id - 1].sg_cterm; - else - attr = HL_TABLE()[id - 1].sg_term; - - if (attr & flag) - return (char_u *)"1"; - return NULL; -} -#endif - -#if (defined(FEAT_SYN_HL) && defined(FEAT_EVAL)) || defined(PROTO) -/* - * Return color name of highlight group "id". - */ - char_u * -highlight_color( - int id, - char_u *what, /* "font", "fg", "bg", "sp", "fg#", "bg#" or "sp#" */ - int modec) /* 'g' for GUI, 'c' for cterm, 't' for term */ -{ - static char_u name[20]; - int n; - int fg = FALSE; - int sp = FALSE; - int font = FALSE; - - if (id <= 0 || id > highlight_ga.ga_len) - return NULL; - - if (TOLOWER_ASC(what[0]) == 'f' && TOLOWER_ASC(what[1]) == 'g') - fg = TRUE; - else if (TOLOWER_ASC(what[0]) == 'f' && TOLOWER_ASC(what[1]) == 'o' - && TOLOWER_ASC(what[2]) == 'n' && TOLOWER_ASC(what[3]) == 't') - font = TRUE; - else if (TOLOWER_ASC(what[0]) == 's' && TOLOWER_ASC(what[1]) == 'p') - sp = TRUE; - else if (!(TOLOWER_ASC(what[0]) == 'b' && TOLOWER_ASC(what[1]) == 'g')) - return NULL; - if (modec == 'g') - { -# if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) -# ifdef FEAT_GUI - /* return font name */ - if (font) - return HL_TABLE()[id - 1].sg_font_name; -# endif - - /* return #RRGGBB form (only possible when GUI is running) */ - if ((USE_24BIT) && what[2] == '#') - { - guicolor_T color; - long_u rgb; - static char_u buf[10]; - - if (fg) - color = HL_TABLE()[id - 1].sg_gui_fg; - else if (sp) -# ifdef FEAT_GUI - color = HL_TABLE()[id - 1].sg_gui_sp; -# else - color = INVALCOLOR; -# endif - else - color = HL_TABLE()[id - 1].sg_gui_bg; - if (color == INVALCOLOR) - return NULL; - rgb = (long_u)GUI_MCH_GET_RGB(color); - sprintf((char *)buf, "#%02x%02x%02x", - (unsigned)(rgb >> 16), - (unsigned)(rgb >> 8) & 255, - (unsigned)rgb & 255); - return buf; - } -# endif - if (fg) - return (HL_TABLE()[id - 1].sg_gui_fg_name); - if (sp) - return (HL_TABLE()[id - 1].sg_gui_sp_name); - return (HL_TABLE()[id - 1].sg_gui_bg_name); - } - if (font || sp) - return NULL; - if (modec == 'c') - { - if (fg) - n = HL_TABLE()[id - 1].sg_cterm_fg - 1; - else - n = HL_TABLE()[id - 1].sg_cterm_bg - 1; - if (n < 0) - return NULL; - sprintf((char *)name, "%d", n); - return name; - } - /* term doesn't have color */ - return NULL; -} -#endif - -#if (defined(FEAT_SYN_HL) \ - && (defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)) \ - && defined(FEAT_PRINTER)) || defined(PROTO) -/* - * Return color name of highlight group "id" as RGB value. - */ - long_u -highlight_gui_color_rgb( - int id, - int fg) /* TRUE = fg, FALSE = bg */ -{ - guicolor_T color; - - if (id <= 0 || id > highlight_ga.ga_len) - return 0L; - - if (fg) - color = HL_TABLE()[id - 1].sg_gui_fg; - else - color = HL_TABLE()[id - 1].sg_gui_bg; - - if (color == INVALCOLOR) - return 0L; - - return GUI_MCH_GET_RGB(color); -} -#endif - -/* - * Output the syntax list header. - * Return TRUE when started a new line. - */ - static int -syn_list_header( - int did_header, /* did header already */ - int outlen, /* length of string that comes */ - int id) /* highlight group id */ -{ - int endcol = 19; - int newline = TRUE; - int name_col = 0; - - if (!did_header) - { - msg_putchar('\n'); - if (got_int) - return TRUE; - msg_outtrans(HL_TABLE()[id - 1].sg_name); - name_col = msg_col; - endcol = 15; - } - else if (msg_col + outlen + 1 >= Columns) - { - msg_putchar('\n'); - if (got_int) - return TRUE; - } - else - { - if (msg_col >= endcol) /* wrap around is like starting a new line */ - newline = FALSE; - } - - if (msg_col >= endcol) /* output at least one space */ - endcol = msg_col + 1; - if (Columns <= endcol) /* avoid hang for tiny window */ - endcol = Columns - 1; - - msg_advance(endcol); - - /* Show "xxx" with the attributes. */ - if (!did_header) - { - if (endcol == Columns - 1 && endcol <= name_col) - msg_putchar(' '); - msg_puts_attr("xxx", syn_id2attr(id)); - msg_putchar(' '); - } - - return newline; -} - -/* - * Set the attribute numbers for a highlight group. - * Called after one of the attributes has changed. - */ - static void -set_hl_attr( - int idx) /* index in array */ -{ - attrentry_T at_en; - struct hl_group *sgp = HL_TABLE() + idx; - - /* The "Normal" group doesn't need an attribute number */ - if (sgp->sg_name_u != NULL && STRCMP(sgp->sg_name_u, "NORMAL") == 0) - return; - -#ifdef FEAT_GUI - /* - * For the GUI mode: If there are other than "normal" highlighting - * attributes, need to allocate an attr number. - */ - if (sgp->sg_gui_fg == INVALCOLOR - && sgp->sg_gui_bg == INVALCOLOR - && sgp->sg_gui_sp == INVALCOLOR - && sgp->sg_font == NOFONT -# ifdef FEAT_XFONTSET - && sgp->sg_fontset == NOFONTSET -# endif - ) - { - sgp->sg_gui_attr = sgp->sg_gui; - } - else - { - at_en.ae_attr = sgp->sg_gui; - at_en.ae_u.gui.fg_color = sgp->sg_gui_fg; - at_en.ae_u.gui.bg_color = sgp->sg_gui_bg; - at_en.ae_u.gui.sp_color = sgp->sg_gui_sp; - at_en.ae_u.gui.font = sgp->sg_font; -# ifdef FEAT_XFONTSET - at_en.ae_u.gui.fontset = sgp->sg_fontset; -# endif - sgp->sg_gui_attr = get_attr_entry(&gui_attr_table, &at_en); - } -#endif - /* - * For the term mode: If there are other than "normal" highlighting - * attributes, need to allocate an attr number. - */ - if (sgp->sg_start == NULL && sgp->sg_stop == NULL) - sgp->sg_term_attr = sgp->sg_term; - else - { - at_en.ae_attr = sgp->sg_term; - at_en.ae_u.term.start = sgp->sg_start; - at_en.ae_u.term.stop = sgp->sg_stop; - sgp->sg_term_attr = get_attr_entry(&term_attr_table, &at_en); - } - - /* - * For the color term mode: If there are other than "normal" - * highlighting attributes, need to allocate an attr number. - */ - if (sgp->sg_cterm_fg == 0 && sgp->sg_cterm_bg == 0 -# ifdef FEAT_TERMGUICOLORS - && sgp->sg_gui_fg == INVALCOLOR - && sgp->sg_gui_bg == INVALCOLOR -# endif - ) - sgp->sg_cterm_attr = sgp->sg_cterm; - else - { - at_en.ae_attr = sgp->sg_cterm; - at_en.ae_u.cterm.fg_color = sgp->sg_cterm_fg; - at_en.ae_u.cterm.bg_color = sgp->sg_cterm_bg; -# ifdef FEAT_TERMGUICOLORS -# ifdef MSWIN -# ifdef VIMDLL - // Only when not using the GUI. - if (!gui.in_use && !gui.starting) -# endif - { - int id; - guicolor_T fg, bg; - - id = syn_name2id((char_u *)"Normal"); - if (id > 0) - { - syn_id2colors(id, &fg, &bg); - if (sgp->sg_gui_fg == INVALCOLOR) - sgp->sg_gui_fg = fg; - if (sgp->sg_gui_bg == INVALCOLOR) - sgp->sg_gui_bg = bg; - } - - } -# endif - at_en.ae_u.cterm.fg_rgb = GUI_MCH_GET_RGB2(sgp->sg_gui_fg); - at_en.ae_u.cterm.bg_rgb = GUI_MCH_GET_RGB2(sgp->sg_gui_bg); - if (at_en.ae_u.cterm.fg_rgb == INVALCOLOR - && at_en.ae_u.cterm.bg_rgb == INVALCOLOR) - { - /* If both fg and bg are invalid fall back to the cterm colors. - * Helps when the GUI only uses an attribute, e.g. undercurl. */ - at_en.ae_u.cterm.fg_rgb = CTERMCOLOR; - at_en.ae_u.cterm.bg_rgb = CTERMCOLOR; - } -# endif - sgp->sg_cterm_attr = get_attr_entry(&cterm_attr_table, &at_en); - } -} - -/* - * Lookup a highlight group name and return its ID. - * If it is not found, 0 is returned. - */ - int -syn_name2id(char_u *name) -{ - int i; - char_u name_u[200]; - - /* Avoid using stricmp() too much, it's slow on some systems */ - /* Avoid alloc()/free(), these are slow too. ID names over 200 chars - * don't deserve to be found! */ - vim_strncpy(name_u, name, 199); - vim_strup(name_u); - for (i = highlight_ga.ga_len; --i >= 0; ) - if (HL_TABLE()[i].sg_name_u != NULL - && STRCMP(name_u, HL_TABLE()[i].sg_name_u) == 0) - break; - return i + 1; -} - -/* - * Lookup a highlight group name and return its attributes. - * Return zero if not found. - */ - int -syn_name2attr(char_u *name) -{ - int id = syn_name2id(name); - - if (id != 0) - return syn_id2attr(id); - return 0; -} - -#if defined(FEAT_EVAL) || defined(PROTO) -/* - * Return TRUE if highlight group "name" exists. - */ - int -highlight_exists(char_u *name) -{ - return (syn_name2id(name) > 0); -} - -# if defined(FEAT_SEARCH_EXTRA) || defined(PROTO) -/* - * Return the name of highlight group "id". - * When not a valid ID return an empty string. - */ - char_u * -syn_id2name(int id) -{ - if (id <= 0 || id > highlight_ga.ga_len) - return (char_u *)""; - return HL_TABLE()[id - 1].sg_name; -} -# endif -#endif - -/* - * Like syn_name2id(), but take a pointer + length argument. - */ - int -syn_namen2id(char_u *linep, int len) -{ - char_u *name; - int id = 0; - - name = vim_strnsave(linep, len); - if (name != NULL) - { - id = syn_name2id(name); - vim_free(name); - } - return id; -} - -/* - * Find highlight group name in the table and return its ID. - * The argument is a pointer to the name and the length of the name. - * If it doesn't exist yet, a new entry is created. - * Return 0 for failure. - */ - int -syn_check_group(char_u *pp, int len) -{ - int id; - char_u *name; - - name = vim_strnsave(pp, len); - if (name == NULL) - return 0; - - id = syn_name2id(name); - if (id == 0) /* doesn't exist yet */ - id = syn_add_group(name); - else - vim_free(name); - return id; -} - -/* - * Add new highlight group and return its ID. - * "name" must be an allocated string, it will be consumed. - * Return 0 for failure. - */ - static int -syn_add_group(char_u *name) -{ - char_u *p; - - /* Check that the name is ASCII letters, digits and underscore. */ - for (p = name; *p != NUL; ++p) - { - if (!vim_isprintc(*p)) - { - emsg(_("E669: Unprintable character in group name")); - vim_free(name); - return 0; - } - else if (!ASCII_ISALNUM(*p) && *p != '_') - { - /* This is an error, but since there previously was no check only - * give a warning. */ - msg_source(HL_ATTR(HLF_W)); - msg(_("W18: Invalid character in group name")); - break; - } - } - - /* - * First call for this growarray: init growing array. - */ - if (highlight_ga.ga_data == NULL) - { - highlight_ga.ga_itemsize = sizeof(struct hl_group); - highlight_ga.ga_growsize = 10; - } - - if (highlight_ga.ga_len >= MAX_HL_ID) - { - emsg(_("E849: Too many highlight and syntax groups")); - vim_free(name); - return 0; - } - - /* - * Make room for at least one other syntax_highlight entry. - */ - if (ga_grow(&highlight_ga, 1) == FAIL) - { - vim_free(name); - return 0; - } - - vim_memset(&(HL_TABLE()[highlight_ga.ga_len]), 0, sizeof(struct hl_group)); - HL_TABLE()[highlight_ga.ga_len].sg_name = name; - HL_TABLE()[highlight_ga.ga_len].sg_name_u = vim_strsave_up(name); -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) - HL_TABLE()[highlight_ga.ga_len].sg_gui_bg = INVALCOLOR; - HL_TABLE()[highlight_ga.ga_len].sg_gui_fg = INVALCOLOR; -# ifdef FEAT_GUI - HL_TABLE()[highlight_ga.ga_len].sg_gui_sp = INVALCOLOR; -# endif -#endif - ++highlight_ga.ga_len; - - return highlight_ga.ga_len; /* ID is index plus one */ -} - -/* - * When, just after calling syn_add_group(), an error is discovered, this - * function deletes the new name. - */ - static void -syn_unadd_group(void) -{ - --highlight_ga.ga_len; - vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name); - vim_free(HL_TABLE()[highlight_ga.ga_len].sg_name_u); -} - -/* - * Translate a group ID to highlight attributes. - */ - int -syn_id2attr(int hl_id) -{ - int attr; - struct hl_group *sgp; - - hl_id = syn_get_final_id(hl_id); - sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ - -#ifdef FEAT_GUI - /* - * Only use GUI attr when the GUI is being used. - */ - if (gui.in_use) - attr = sgp->sg_gui_attr; - else -#endif - if (IS_CTERM) - attr = sgp->sg_cterm_attr; - else - attr = sgp->sg_term_attr; - - return attr; -} - -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) -/* - * Get the GUI colors and attributes for a group ID. - * NOTE: the colors will be INVALCOLOR when not set, the color otherwise. - */ - int -syn_id2colors(int hl_id, guicolor_T *fgp, guicolor_T *bgp) -{ - struct hl_group *sgp; - - hl_id = syn_get_final_id(hl_id); - sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ - - *fgp = sgp->sg_gui_fg; - *bgp = sgp->sg_gui_bg; - return sgp->sg_gui; -} -#endif - -#if (defined(MSWIN) \ - && (!defined(FEAT_GUI_MSWIN) || defined(VIMDLL)) \ - && defined(FEAT_TERMGUICOLORS)) || defined(PROTO) - void -syn_id2cterm_bg(int hl_id, int *fgp, int *bgp) -{ - struct hl_group *sgp; - - hl_id = syn_get_final_id(hl_id); - sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ - *fgp = sgp->sg_cterm_fg - 1; - *bgp = sgp->sg_cterm_bg - 1; -} -#endif - -/* - * Translate a group ID to the final group ID (following links). - */ - int -syn_get_final_id(int hl_id) -{ - int count; - struct hl_group *sgp; - - if (hl_id > highlight_ga.ga_len || hl_id < 1) - return 0; /* Can be called from eval!! */ - - /* - * Follow links until there is no more. - * Look out for loops! Break after 100 links. - */ - for (count = 100; --count >= 0; ) - { - sgp = &HL_TABLE()[hl_id - 1]; /* index is ID minus one */ - if (sgp->sg_link == 0 || sgp->sg_link > highlight_ga.ga_len) - break; - hl_id = sgp->sg_link; - } - - return hl_id; -} - -#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS) || defined(PROTO) -/* - * Call this function just after the GUI has started. - * Also called when 'termguicolors' was set, gui.in_use will be FALSE then. - * It finds the font and color handles for the highlighting groups. - */ - void -highlight_gui_started(void) -{ - int idx; - - /* First get the colors from the "Normal" and "Menu" group, if set */ - if (USE_24BIT) - set_normal_colors(); - - for (idx = 0; idx < highlight_ga.ga_len; ++idx) - gui_do_one_color(idx, FALSE, FALSE); - - highlight_changed(); -} - - static void -gui_do_one_color( - int idx, - int do_menu UNUSED, /* TRUE: might set the menu font */ - int do_tooltip UNUSED) /* TRUE: might set the tooltip font */ -{ - int didit = FALSE; - -# ifdef FEAT_GUI -# ifdef FEAT_TERMGUICOLORS - if (gui.in_use) -# endif - if (HL_TABLE()[idx].sg_font_name != NULL) - { - hl_do_font(idx, HL_TABLE()[idx].sg_font_name, FALSE, do_menu, - do_tooltip, TRUE); - didit = TRUE; - } -# endif - if (HL_TABLE()[idx].sg_gui_fg_name != NULL) - { - HL_TABLE()[idx].sg_gui_fg = - color_name2handle(HL_TABLE()[idx].sg_gui_fg_name); - didit = TRUE; - } - if (HL_TABLE()[idx].sg_gui_bg_name != NULL) - { - HL_TABLE()[idx].sg_gui_bg = - color_name2handle(HL_TABLE()[idx].sg_gui_bg_name); - didit = TRUE; - } -# ifdef FEAT_GUI - if (HL_TABLE()[idx].sg_gui_sp_name != NULL) - { - HL_TABLE()[idx].sg_gui_sp = - color_name2handle(HL_TABLE()[idx].sg_gui_sp_name); - didit = TRUE; - } -# endif - if (didit) /* need to get a new attr number */ - set_hl_attr(idx); -} -#endif - -#if defined(USER_HIGHLIGHT) && defined(FEAT_STL_OPT) -/* - * Apply difference between User[1-9] and HLF_S to HLF_SNC, HLF_ST or HLF_STNC. - */ - static void -combine_stl_hlt( - int id, - int id_S, - int id_alt, - int hlcnt, - int i, - int hlf, - int *table) -{ - struct hl_group *hlt = HL_TABLE(); - - if (id_alt == 0) - { - vim_memset(&hlt[hlcnt + i], 0, sizeof(struct hl_group)); - hlt[hlcnt + i].sg_term = highlight_attr[hlf]; - hlt[hlcnt + i].sg_cterm = highlight_attr[hlf]; -# if defined(FEAT_GUI) || defined(FEAT_EVAL) - hlt[hlcnt + i].sg_gui = highlight_attr[hlf]; -# endif - } - else - mch_memmove(&hlt[hlcnt + i], - &hlt[id_alt - 1], - sizeof(struct hl_group)); - hlt[hlcnt + i].sg_link = 0; - - hlt[hlcnt + i].sg_term ^= - hlt[id - 1].sg_term ^ hlt[id_S - 1].sg_term; - if (hlt[id - 1].sg_start != hlt[id_S - 1].sg_start) - hlt[hlcnt + i].sg_start = hlt[id - 1].sg_start; - if (hlt[id - 1].sg_stop != hlt[id_S - 1].sg_stop) - hlt[hlcnt + i].sg_stop = hlt[id - 1].sg_stop; - hlt[hlcnt + i].sg_cterm ^= - hlt[id - 1].sg_cterm ^ hlt[id_S - 1].sg_cterm; - if (hlt[id - 1].sg_cterm_fg != hlt[id_S - 1].sg_cterm_fg) - hlt[hlcnt + i].sg_cterm_fg = hlt[id - 1].sg_cterm_fg; - if (hlt[id - 1].sg_cterm_bg != hlt[id_S - 1].sg_cterm_bg) - hlt[hlcnt + i].sg_cterm_bg = hlt[id - 1].sg_cterm_bg; -# if defined(FEAT_GUI) || defined(FEAT_EVAL) - hlt[hlcnt + i].sg_gui ^= - hlt[id - 1].sg_gui ^ hlt[id_S - 1].sg_gui; -# endif -# ifdef FEAT_GUI - if (hlt[id - 1].sg_gui_fg != hlt[id_S - 1].sg_gui_fg) - hlt[hlcnt + i].sg_gui_fg = hlt[id - 1].sg_gui_fg; - if (hlt[id - 1].sg_gui_bg != hlt[id_S - 1].sg_gui_bg) - hlt[hlcnt + i].sg_gui_bg = hlt[id - 1].sg_gui_bg; - if (hlt[id - 1].sg_gui_sp != hlt[id_S - 1].sg_gui_sp) - hlt[hlcnt + i].sg_gui_sp = hlt[id - 1].sg_gui_sp; - if (hlt[id - 1].sg_font != hlt[id_S - 1].sg_font) - hlt[hlcnt + i].sg_font = hlt[id - 1].sg_font; -# ifdef FEAT_XFONTSET - if (hlt[id - 1].sg_fontset != hlt[id_S - 1].sg_fontset) - hlt[hlcnt + i].sg_fontset = hlt[id - 1].sg_fontset; -# endif -# endif - highlight_ga.ga_len = hlcnt + i + 1; - set_hl_attr(hlcnt + i); /* At long last we can apply */ - table[i] = syn_id2attr(hlcnt + i + 1); -} -#endif - -/* - * Translate the 'highlight' option into attributes in highlight_attr[] and - * set up the user highlights User1..9. If FEAT_STL_OPT is in use, a set of - * corresponding highlights to use on top of HLF_SNC is computed. - * Called only when the 'highlight' option has been changed and upon first - * screen redraw after any :highlight command. - * Return FAIL when an invalid flag is found in 'highlight'. OK otherwise. - */ - int -highlight_changed(void) -{ - int hlf; - int i; - char_u *p; - int attr; - char_u *end; - int id; -#ifdef USER_HIGHLIGHT - char_u userhl[30]; // use 30 to avoid compiler warning -# ifdef FEAT_STL_OPT - int id_S = -1; - int id_SNC = 0; -# ifdef FEAT_TERMINAL - int id_ST = 0; - int id_STNC = 0; -# endif - int hlcnt; -# endif -#endif - static int hl_flags[HLF_COUNT] = HL_FLAGS; - - need_highlight_changed = FALSE; - - /* - * Clear all attributes. - */ - for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) - highlight_attr[hlf] = 0; - - /* - * First set all attributes to their default value. - * Then use the attributes from the 'highlight' option. - */ - for (i = 0; i < 2; ++i) - { - if (i) - p = p_hl; - else - p = get_highlight_default(); - if (p == NULL) /* just in case */ - continue; - - while (*p) - { - for (hlf = 0; hlf < (int)HLF_COUNT; ++hlf) - if (hl_flags[hlf] == *p) - break; - ++p; - if (hlf == (int)HLF_COUNT || *p == NUL) - return FAIL; - - /* - * Allow several hl_flags to be combined, like "bu" for - * bold-underlined. - */ - attr = 0; - for ( ; *p && *p != ','; ++p) /* parse upto comma */ - { - if (VIM_ISWHITE(*p)) /* ignore white space */ - continue; - - if (attr > HL_ALL) /* Combination with ':' is not allowed. */ - return FAIL; - - switch (*p) - { - case 'b': attr |= HL_BOLD; - break; - case 'i': attr |= HL_ITALIC; - break; - case '-': - case 'n': /* no highlighting */ - break; - case 'r': attr |= HL_INVERSE; - break; - case 's': attr |= HL_STANDOUT; - break; - case 'u': attr |= HL_UNDERLINE; - break; - case 'c': attr |= HL_UNDERCURL; - break; - case 't': attr |= HL_STRIKETHROUGH; - break; - case ':': ++p; /* highlight group name */ - if (attr || *p == NUL) /* no combinations */ - return FAIL; - end = vim_strchr(p, ','); - if (end == NULL) - end = p + STRLEN(p); - id = syn_check_group(p, (int)(end - p)); - if (id == 0) - return FAIL; - attr = syn_id2attr(id); - p = end - 1; -#if defined(FEAT_STL_OPT) && defined(USER_HIGHLIGHT) - if (hlf == (int)HLF_SNC) - id_SNC = syn_get_final_id(id); -# ifdef FEAT_TERMINAL - else if (hlf == (int)HLF_ST) - id_ST = syn_get_final_id(id); - else if (hlf == (int)HLF_STNC) - id_STNC = syn_get_final_id(id); -# endif - else if (hlf == (int)HLF_S) - id_S = syn_get_final_id(id); -#endif - break; - default: return FAIL; - } - } - highlight_attr[hlf] = attr; - - p = skip_to_option_part(p); /* skip comma and spaces */ - } - } - -#ifdef USER_HIGHLIGHT - /* Setup the user highlights - * - * Temporarily utilize 28 more hl entries: - * 9 for User1-User9 combined with StatusLineNC - * 9 for User1-User9 combined with StatusLineTerm - * 9 for User1-User9 combined with StatusLineTermNC - * 1 for StatusLine default - * Have to be in there simultaneously in case of table overflows in - * get_attr_entry() - */ -# ifdef FEAT_STL_OPT - if (ga_grow(&highlight_ga, 28) == FAIL) - return FAIL; - hlcnt = highlight_ga.ga_len; - if (id_S == -1) - { - /* Make sure id_S is always valid to simplify code below. Use the last - * entry. */ - vim_memset(&HL_TABLE()[hlcnt + 27], 0, sizeof(struct hl_group)); - HL_TABLE()[hlcnt + 18].sg_term = highlight_attr[HLF_S]; - id_S = hlcnt + 19; - } -# endif - for (i = 0; i < 9; i++) - { - sprintf((char *)userhl, "User%d", i + 1); - id = syn_name2id(userhl); - if (id == 0) - { - highlight_user[i] = 0; -# ifdef FEAT_STL_OPT - highlight_stlnc[i] = 0; -# ifdef FEAT_TERMINAL - highlight_stlterm[i] = 0; - highlight_stltermnc[i] = 0; -# endif -# endif - } - else - { - highlight_user[i] = syn_id2attr(id); -# ifdef FEAT_STL_OPT - combine_stl_hlt(id, id_S, id_SNC, hlcnt, i, - HLF_SNC, highlight_stlnc); -# ifdef FEAT_TERMINAL - combine_stl_hlt(id, id_S, id_ST, hlcnt + 9, i, - HLF_ST, highlight_stlterm); - combine_stl_hlt(id, id_S, id_STNC, hlcnt + 18, i, - HLF_STNC, highlight_stltermnc); -# endif -# endif - } - } -# ifdef FEAT_STL_OPT - highlight_ga.ga_len = hlcnt; -# endif - -#endif /* USER_HIGHLIGHT */ - - return OK; -} - -#if defined(FEAT_CMDL_COMPL) || defined(PROTO) - -static void highlight_list(void); -static void highlight_list_two(int cnt, int attr); - -/* - * Handle command line completion for :highlight command. - */ - void -set_context_in_highlight_cmd(expand_T *xp, char_u *arg) -{ - char_u *p; - - /* Default: expand group names */ - xp->xp_context = EXPAND_HIGHLIGHT; - xp->xp_pattern = arg; - include_link = 2; - include_default = 1; - - /* (part of) subcommand already typed */ - if (*arg != NUL) - { - p = skiptowhite(arg); - if (*p != NUL) /* past "default" or group name */ - { - include_default = 0; - if (STRNCMP("default", arg, p - arg) == 0) - { - arg = skipwhite(p); - xp->xp_pattern = arg; - p = skiptowhite(arg); - } - if (*p != NUL) /* past group name */ - { - include_link = 0; - if (arg[1] == 'i' && arg[0] == 'N') - highlight_list(); - if (STRNCMP("link", arg, p - arg) == 0 - || STRNCMP("clear", arg, p - arg) == 0) - { - xp->xp_pattern = skipwhite(p); - p = skiptowhite(xp->xp_pattern); - if (*p != NUL) /* past first group name */ - { - xp->xp_pattern = skipwhite(p); - p = skiptowhite(xp->xp_pattern); - } - } - if (*p != NUL) /* past group name(s) */ - xp->xp_context = EXPAND_NOTHING; - } - } - } -} - -/* - * List highlighting matches in a nice way. - */ - static void -highlight_list(void) -{ - int i; - - for (i = 10; --i >= 0; ) - highlight_list_two(i, HL_ATTR(HLF_D)); - for (i = 40; --i >= 0; ) - highlight_list_two(99, 0); -} - - static void -highlight_list_two(int cnt, int attr) -{ - msg_puts_attr(&("N \bI \b! \b"[cnt / 11]), attr); - msg_clr_eos(); - out_flush(); - ui_delay(cnt == 99 ? 40L : (long)cnt * 50L, FALSE); -} - -#endif /* FEAT_CMDL_COMPL */ - -#if defined(FEAT_CMDL_COMPL) || (defined(FEAT_SYN_HL) && defined(FEAT_EVAL)) \ - || defined(FEAT_SIGNS) || defined(PROTO) -/* - * Function given to ExpandGeneric() to obtain the list of group names. - */ - char_u * -get_highlight_name(expand_T *xp UNUSED, int idx) -{ - return get_highlight_name_ext(xp, idx, TRUE); -} - -/* - * Obtain a highlight group name. - * When "skip_cleared" is TRUE don't return a cleared entry. - */ - char_u * -get_highlight_name_ext(expand_T *xp UNUSED, int idx, int skip_cleared) -{ - if (idx < 0) - return NULL; - - /* Items are never removed from the table, skip the ones that were - * cleared. */ - if (skip_cleared && idx < highlight_ga.ga_len && HL_TABLE()[idx].sg_cleared) - return (char_u *)""; - -#ifdef FEAT_CMDL_COMPL - if (idx == highlight_ga.ga_len && include_none != 0) - return (char_u *)"none"; - if (idx == highlight_ga.ga_len + include_none && include_default != 0) - return (char_u *)"default"; - if (idx == highlight_ga.ga_len + include_none + include_default - && include_link != 0) - return (char_u *)"link"; - if (idx == highlight_ga.ga_len + include_none + include_default + 1 - && include_link != 0) - return (char_u *)"clear"; -#endif - if (idx >= highlight_ga.ga_len) - return NULL; - return HL_TABLE()[idx].sg_name; -} -#endif - -#if defined(FEAT_GUI) || defined(PROTO) -/* - * Free all the highlight group fonts. - * Used when quitting for systems which need it. - */ - void -free_highlight_fonts(void) -{ - int idx; - - for (idx = 0; idx < highlight_ga.ga_len; ++idx) - { - gui_mch_free_font(HL_TABLE()[idx].sg_font); - HL_TABLE()[idx].sg_font = NOFONT; -# ifdef FEAT_XFONTSET - gui_mch_free_fontset(HL_TABLE()[idx].sg_fontset); - HL_TABLE()[idx].sg_fontset = NOFONTSET; -# endif - } - - gui_mch_free_font(gui.norm_font); -# ifdef FEAT_XFONTSET - gui_mch_free_fontset(gui.fontset); -# endif -# ifndef FEAT_GUI_GTK - gui_mch_free_font(gui.bold_font); - gui_mch_free_font(gui.ital_font); - gui_mch_free_font(gui.boldital_font); -# endif -} -#endif - -/************************************** - * End of Highlighting stuff * - **************************************/ |