conf.c

/* nextvi configuration file */
#include "kmap.h"

/* access mode of new files */
int conf_mode = 0600;

struct filetype fts[] = {
	{"c", "\\.(c|h|cpp|hpp|cc|cs)$"},		/* C */
	{"roff", "\\.(ms|tr|roff|tmac|txt|[1-9])$"},	/* troff */
	{"tex", "\\.tex$"},				/* tex */
	{"msg", "letter$|mbox$|mail$"},			/* email */
	{"mk", "[Mm]akefile$|\\.mk$"},			/* makefile */
	{"sh", "\\.(ba|z)?sh$|(ba|z|k)shrc$|profile$"},	/* shell script */
	{"py", "\\.py$"},				/* python */
	{"nm", "\\.nm$"},				/* neatmail */
	{"js", "\\.js$"},				/* javascript */
	{"html", "\\.(html?|css)$"},			/* html,css */
	{"diff", "\\.(patch|diff)$"}			/* diff */
};
int ftslen = LEN(fts);

/*
colors 0-15
0 = black | inverse
1 = red3
2 = green3
3 = yellow3
4 = blue2
5 = magenta3
6 = cyan3
7 = gray90
bright colors
8 = gray50
9 = red
10 = green
11 = yellow
12 = blue
13 = magenta
14 = cyan
15 = white
*/

struct highlight hls[] = {
	/* lbuf lines are *always "\n\0" terminated, for $ to work one needs to account for '\n' too */
	/* "/" is default hl, must have at least 1 entry for fallback */
	{"/", NULL, {14 | SYN_BD}, {1}, 0, 2},  /* <-- optional, used by hll if set */
	{"/", NULL, {9 | SYN_BGMK(10)}, {0}, 0, 3}, /* <-- optional, used by hlp if set */
	{"/", NULL, {9}, {0}, 0, 1}, /* <-- optional, used by hlw if set */

	{"c", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"c", "^.+\\\\\n$", {14}, {1}},
	{"c", "(/\\*[!*/]*)|([^\"!/*]*\\*/)", {4 | SYN_IT}, {0}, 2},
	{"c", NULL, {9 | SYN_BGMK(12)}, {0}, 0, 3},
	{"c", NULL, {9}, {0}, 0, 1},
	{"c", "\\<(?:signed|unsigned|char|short|u?int(?:64_t|32_t|16_t|8_t)?|\
long|f(?:loat|64|32)|double|void|enum|union|typedef|static|extern|register|struct|\
s(?:64|32|16|8)|u(?:64|32|16|8)|b32|bool|const|size_t|inline|restrict|\
(true|false|_?_?asm_?_?|mem(?:set|cpy|cmp)|malloc|free|realloc|NULL|std(?:in|\
out|err)|errno)|(return|for|while|if|else|do|sizeof|goto|switch|case|\
default|break|continue))\\>", {10, 12 | SYN_BD, 11}},
	{"c", "(\\?).+?(:)", {0, 3, 3}, {1, 0, -1}},
	{"c", "(?://.*)|^(?:\t* \\*.*)", {4 | SYN_IT}},
	{"c", "#[ \t]*([a-zA-Z0-9_]+([ \t]*<.*>)?)", {6, 6, 5}},
	{"c", "([a-zA-Z0-9_]+)\\(", {0, SYN_BD}},
	{"c", "\"\"|\"(?:.*?(?:\\\\\\\\|[^\\\\])\")?", {5}},
	{"c", "'(?:[^\\\\]|\\\\.|\\\\x[0-9a-fA-F]{1,2}|\\\\[0-9]+?)'", {5}},
	{"c", "[-+.]?\\<(?:0[xX][0-9a-fA-FUL]+|[0-9]+\\.?[0-9eEfFuULl]+|[0-9]+)\\>", {9}},

	{"roff", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"roff", NULL, {9}, {0}, 0, 1},
	{"roff", "^[.'][ \t]*(([sS][hH].*)|(de) (.*)|([^ \t\\\\]{2,}))?.*",
		{4, 0, 5 | SYN_BD, 4 | SYN_BD, 5 | SYN_BD, 4 | SYN_BD}, {1}},
	{"roff", "\\\\\".*", {2 | SYN_IT}},
	{"roff", "\\\\{1,2}[*$fgkmns]([^[\\(]|\\(..|\\[[^\\]]*\\])", {3}},
	{"roff", "\\\\([^[(*$fgkmns]|\\(..|\\[[^\\]]*\\])", {3}},
	{"roff", "\\$[^$]+\\$", {3}},

	{"tex", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"tex", NULL, {9}, {0}, 0, 1},
	{"tex", "\\\\[^[{ \t]+(\\[([^\\]]+)\\])?(\\{([^}]*)\\})?",
		{4 | SYN_BD, 0, 3, 0, 5}},
	{"tex", "\\$[^$]+\\$", {3}},
	{"tex", "%.*", {2 | SYN_IT}},

	/* mail */
	{"msg", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"msg", NULL, {9}, {0}, 0, 1},
	{"msg", "^From .*20..\n$", {6 | SYN_BD}},
	{"msg", "^Subject: (.*)", {6 | SYN_BD, 4 | SYN_BD}},
	{"msg", "^From: (.*)", {6 | SYN_BD, 2 | SYN_BD}},
	{"msg", "^To: (.*)", {6 | SYN_BD, 5 | SYN_BD}},
	{"msg", "^Cc: (.*)", {6 | SYN_BD, 5 | SYN_BD}},
	{"msg", "^[-A-Za-z]+: .+", {6 | SYN_BD}},
	{"msg", "^> .*", {2 | SYN_IT}},

	/* makefile */
	{"mk", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"mk", NULL, {9}, {0}, 0, 1},
	{"mk", "([A-Za-z0-9_]*)[ \t]*:?=", {0, 3}},
	{"mk", "\\$[\\({][a-zA-Z0-9_]+[\\)}]|\\$\\$", {3}},
	{"mk", "#.*", {2 | SYN_IT}},
	{"mk", "([A-Za-z_%.\\-]+):", {0, SYN_BD}},

	/* shell script */
	{"sh", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"sh", NULL, {9}, {0}, 0, 1},
	{"sh", "\\<(?:break|case|continue|do|done|elif|else|esac|fi|for|if|in|then|until|while)\\>",
		{5 | SYN_BD}},
	{"sh", "[ \t](#.*)|^(#.*)", {0, 2 | SYN_IT, 2 | SYN_IT}},
	{"sh", "\"(?:[^\"\\\\]|\\\\.)*\"", {4}},
	{"sh", "`(?:[^`\\\\]|\\\\.)*`", {4}},
	{"sh", "'[^']*'", {4}},
	{"sh", "\\$(?:\\{[^}]+\\}|[a-zA-Z_0-9]+|[\\!#$?*@-])", {1}},
	{"sh", "^([a-zA-Z_0-9]* *\\(\\)) *\\{", {0, SYN_BD}},
	{"sh", "^\\. .*", {SYN_BD}},

	/* python */
	{"py", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"py", NULL, {9}, {0}, 0, 1},
	{"py", "#.*", {2}},
	{"py", "\\<(?:and|break|class|continue|def|del|elif|else|except|finally|\
for|from|global|if|import|in|is|lambda|not|or|pass|print|raise|return|try|while)\\>", {5}},
	{"py", "([a-zA-Z0-9_]+)\\(", {0, SYN_BD}},
	{"py", "\"{3}.*?\"{3}", {6}},
	{"py", "((?:[!\"\"\"]*\"{3}\n$)|(?:\"{3}[!\"\"\"]*)|\"{3})", {6}, {0}, -1},
	{"py", "[\"](\\\\\"|[^\"])*?[\"]", {4}},
	{"py", "['](\\\\'|[^'])*?[']", {4}},

	/* neatmail */
	{"nm", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"nm", "^([ROU])([0-9]+)\t([^\t]*)\t([^\t]*)",
		{0 | SYN_BGMK(15), 6 | SYN_BD, 12 | SYN_BD, 5, 8 | SYN_BD}},
	{"nm", "^[N].*", {0 | SYN_BD | SYN_BGMK(6)}},
	{"nm", "^[A-Z][HT].*", {0 | SYN_BD | SYN_BGMK(13)}},
	{"nm", "^[A-Z][MI].*", {0 | SYN_BD | SYN_BGMK(11)}},
	{"nm", "^[A-Z][LJ].*", {7 | SYN_BGMK(15)}},
	{"nm", "^[F].*", {0 | SYN_BD | SYN_BGMK(7)}},
	{"nm", "^\t.*", {7 | SYN_IT}},
	{"nm", "^:.*", {SYN_BD}},

	/* javascript */
	{"js", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"js", NULL, {9}, {0}, 0, 1},
	{"js", "(/\\*[!*/]*)|([^`'\"!/*]*\\*/)", {10 | SYN_IT}, {0}, 2},
	{"js", "\\<(?:abstract|arguments|await|boolean|\
break|byte|case|catch|char|class|const|continue|debugger|default|delete|do|\
double|else|enum|eval|export|extends|false|final|finally|float|for|function|\
goto|if|implements|import|in|instanceof|int|interface|let|long|native|new|\
null|package|private|protected|public|return|short|static|super|switch|synchronized|\
this|throw|throws|transient|true|try|typeof|var|void|volatile|while|with|yield|\
(Array|Date|hasOwnProperty|Infinity|isFinite|isNaN|isPrototypeOf|length|Math|NaN|\
name|Number|Object|prototype|String|toString|undefined|valueOf))\\>", {12, 6 | SYN_BD}},
	{"js", "[-+]?\\<(?:0[xX][0-9a-fA-F]+|[0-9]+)\\>", {9}},
	{"js", "//.*", {10 | SYN_IT}},
	{"js", "'(?:[^'\\\\]|\\\\.)*'", {5}},
	{"js", "\"(?:[^\"\\\\]|\\\\.)*\"", {5}},
	{"js", "`(?:[^`\\\\]|\\\\.)*`", {5}},

	/* html */
	{"html", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"html", "(\\{)[^}]*|(^[^{]*)?(\\})", {8, 5, 8, 5}, {1, 1, -1, -1}, 3},
	{"html", NULL, {9}, {0}, 0, 1},
	{"html", "(/\\*[!*/]*)|([^\"!/*]*\\*/)", {5 | SYN_IT}, {0}, 2},
	{"html", "(<!--[!------>]*)|([!<\\!------]*-->)", {5 | SYN_IT}, {0}, 2},
	{"html", "([^\t -,.-/:-@[-^{-~]+:).+;", {0, 3}, {1, 1}},
	{"html", "\\<(?:accept|accesskey|align|allow|alt|async|\
auto(?:capitalize|complete|focus|play)|background|\
bgcolor|border|buffered|challenge|charset|checked|cite|\
class|code(?:base)|color|cols|colspan|content(?:editable)|\
contextmenu|controls|coords|crossorigin|import|url|\
csp|data|datetime|decoding|def(?:ault|er)|dir|dirname|\
disabled|download|draggable|dropzone|enctype|enterkeyhint|\
equiv|for|form|action|headers|height|hidden|high|href|http|\
icon|id|importance|inputmode|integrity|intrinsicsize|ismap|\
itemprop|keytype|kind|label|lang|language|list|loading|loop|\
max|maxlength|media|method|min|minlength|multiple|muted|\
name|novalidate|open|optimum|pattern|ping|placeholder|\
poster|preload|property|radiogroup|readonly|referrerpolicy|\
rel|required|reversed|rows|rowspan|sandbox|scope|scoped|\
selected|shape|size|sizes|slot|span|spellcheck|src|srcdoc|\
srclang|srcset|start|step|style|summary|tabindex|target|\
title|translate|type|usemap|value|width|wrap|low|manifest|\
(html|base|head|link|meta|body|address|article|\
aside|footer|header|hgroup|nav|section|blockquote|dd|\
div|dl|dt|figcaption|figure|hr|li|main|ol|p|pre|ul|a|abbr|\
b|bdi|bdo|br|dfn|em|i|kbd|mark|q|rb|rp|rt|rtc|\
ruby|s|samp|small|strong|sub|sup|time|tt|u|var|wbr|area|\
audio|img|map|track|video|embed|iframe|object|\
param|picture|source|canvas|noscript|script|del|ins|caption|\
col|colgroup|table|tbody|td|tfoot|th|thead|tr|button|datalist|\
fieldset|input|legend|meter|optgroup|option|output|\
progress|select|textarea|details|dialog|menu|\
shadow|template|acronym|applet|basefont|\
bgsound|big|blink|center|command|element|font|\
frame|frameset|image|isindex|keygen|listing|marquee|menuitem|\
multicol|nextid|nobr|noembed|noframes|plaintext|spacer|\
strike|tt|xmp|doctype|h1|h2|h3|h4|h5|h6|\
(fixed;|absolute;|relative;)))\\>", {2, 6, 13}},
	{"html", "\"(?:[^\"\\\\]|\\\\.)*\"", {12}},
	{"html", "'(?:[^'\\\\]|\\\\.)*'", {5}},
	{"html", "#\\<[A-Fa-f0-9]+\\>", {9}},
	{"html", "[-+]?\\<(?:0[xX][0-9a-fA-F]+|[0-9]+(?:px|vw|vh|%|s)?)\\>", {9}},
	{"html", "<(/)?[^>]+>", {3, 13}, {1}},
	/* do not use this regex on DFA engines, causes catastrophic backtracking */
	{"html", "([#.][ \t]*[a-zA-Z0-9_\\-]+\
(?:(?:[, \t]*[#.][a-zA-Z0-9_\\-]+)?)+)(?:.?""?){1,20}\\{", {0, SYN_BD}, {1}},
	{"html", "&[a-zA-Z0-9_]+;", {5}},

	/* diff */
	{"diff", NULL, {14 | SYN_BD}, {1}, 0, 2},
	{"diff", "^-.*", {1}},
	{"diff", "^\\+.*", {2}},
	{"diff", "^@.*", {6}},
	{"diff", "^diff .*", {SYN_BD}},

	/* file manager */
	{"/fm", "^\\.+(?:(?:(/)\\.\\.+)+)?", {4, 6}},
	{"/fm", "[^/]*\\.sh\n$", {2}},
	{"/fm", "[^/]*(?:\\.c|\\.h|\\.cpp|\\.cc)\n$", {5}},
	{"/fm", "/.*/([^/]+\n$)?", {6, 8}, {1, 1}},
	{"/fm", "(/).*[^/]+\n$", {8, 6}, {1, 1}},

	/* numbers highlight for ^v */
	{"/#", "[0lewEW]", {14 | SYN_BD}},
	{"/#", "1([ \t]*[1-9][ \t]*)9", {9, 13 | SYN_BD}},
	{"/#", "9[ \t]*([1-9][ \t]*)1", {9, 13 | SYN_BD}},
	{"/#", "[1-9]", {9}},

	/* numbers highlight for # */
	{"/##", "[0-9]+", {9 | SYN_BD}},

	/* autocomplete dropdown */
	{"/ac", "[^ \t-/:-@[-^{-~]+(?:(\n$)|\n)|\n|([^\n]+(\n))",
		{0, SYN_BGMK(9), SYN_BGMK(8), SYN_BGMK(7)}},
	{"/ac", "[^ \t-/:-@[-^{-~]+$|(.+$)", {0, SYN_BGMK(8)}},

	/* status bar (is never '\n' terminated) */
	{"/-", "^(\".*\").*(\\[[wrf]\\]).*$", {8 | SYN_BD, 4, 1}},
	{"/-", "^<(.+)> [^ ]+ ([0-9]+L) ([0-9]+W) (S[0-9]+) (O[0-9]+) (C[0-9]+)$",
		{8 | SYN_BD, 9, 4, 3, 5, 14, 11}},
	{"/-", "^(\".*\").* ([0-9]{1,3}%) (L[0-9]+) (C[0-9]+) (B-?[0-9]+)?.*$",
		{8 | SYN_BD, 4, 9, 4, 11, 2}},
	{"/-", "^.*$", {8 | SYN_BD}},
};
int hlslen = LEN(hls);

/* how to highlight text in the reverse direction */
int conf_hlrev = SYN_BGMK(8);

/* right-to-left characters (used only in dctxs[] and dmarks[]) */
#define CR2L		"ءآأؤإئابةتثجحخدذرزسشصضطظعغـفقكلمنهوىييپچژکگی‌‍؛،»«؟ًٌٍَُِّْٔ"
/* neutral characters (used only in dctxs[] and dmarks[]) */
#define CNEUT		"-\\!\"#$%&'\\()*+,./:;<\\=>?@\\^_`{|}~ "

struct dircontext dctxs[] = {
	{-1, "^[" CR2L "]"},
	{+1, "^[a-zA-Z_0-9]"},
};
int dctxlen = LEN(dctxs);

struct dirmark dmarks[] = {
	{+1, {-1}, "[" CR2L "][" CNEUT CR2L "]*[" CR2L "]"},
	{-1, {0, 1, -1, 1, -1}, "(^[ \t]*)([^" CR2L "]*)([" CR2L "]*)([^" CR2L "]*)"},
};
int dmarkslen = LEN(dmarks);

struct placeholder _ph[2] = {
	{{0x0,0x1f}, "^", 1, 1},
	{{0x200c,0x200d}, "-", 1, 3},
};
struct placeholder *ph = _ph;
int phlen = LEN(_ph);

char **conf_kmap(int id)
{
	return kmaps[id];
}

int conf_kmapfind(char *name)
{
	for (int i = 0; i < LEN(kmaps); i++)
		if (name && kmaps[i][0] && !strcmp(name, kmaps[i][0]))
			return i;
	return 0;
}

char *conf_digraph(int c1, int c2)
{
	for (int i = 0; i < LEN(digraphs); i++)
		if (digraphs[i][0][0] == c1 && digraphs[i][0][1] == c2)
			return digraphs[i][1];
	return NULL;
}