static const char *
color_of(char *s, int arg)
{
const char *result = "";
char *t;
int quoted = 0;
int save;
s = skip_blanks(s);
t = skip_ident(s);
if ((save = *t) != 0)
*t = 0;
if (is_class(s)) {
if (FltOptions('c')) {
result = keyword_attr(s);
if (result == 0)
result = class_attr(s);
if (result == 0)
result = Ident2_attr;
} else {
result = Ident2_attr;
}
} else if (arg && (*s != 0)) {
char *base = s;
if (!FltOptions('c'))
result = Action_attr;
while (*s != 0) {
if (quoted) {
if (*s == QUOTE)
quoted = 0;
} else if (*s == QUOTE) {
quoted = 1;
result = Literal_attr;
} else if ((s == base) && color_code(s, &result)) {
break;
}
s++;
}
}
if (save)
*t = (char) save;
return result;
}
static const char *
actual_color(const char *param, int len, int arg)
{
const char *result;
char *s = strmalloc(param);
if (len > 0) { /* if not null-terminated, set it now */
s[len] = '\0';
}
result = color_of(s, arg);
if (*result == 0)
result = keyword_attr(s);
if (result != 0 && *result != 0 && !is_color(result)) {
result = Literal_attr;
}
free(s);
return result;
}
/*
* The "-i" option toggles between case-independent and case-dependent.
*/
const char *
get_keyword_attr(const char *text)
{
return keyword_attr((FltOptions('i') & 1) ? lowercase_of(text) : text);
}
const char *
ci_keyword_attr(const char *text)
{
return keyword_attr(lowercase_of(text));
}
