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/**
* Name: cpp
* Description: C++ programming language.
* Author: Markku Rossi <mtr@iki.fi>
*/
cpp_type_re =
/* Types.
(build-re '(auto bool char class complex const double enum extern
float friend inline int long private protected public register
short signed static struct template typedef union unsigned virtual
void volatile))
*/
/\b(auto|bool|c(har|lass|o(mplex|nst))|double|e(num|xtern)|f(loat|riend)\
|in(line|t)|long|p(r(ivate|otected)|ublic)|register\
|s(hort|igned|t(atic|ruct))|t(emplate|ypedef)|un(ion|signed)\
|v(irtual|o(id|latile)))\b/;
/*
* We inherit the C++ state from the C state. This gives us all the
* defaults, etc. All we have to do here is to overwrite things that
* are not implemented, or are broken.
*/
state cpp extends c
{
BEGIN {
/* See `c.st' for the comments on this one. */
type_re = cpp_type_re;
}
/* One line comments. */
/\/\// {
comment_face (true);
language_print ($0);
call (eat_one_line);
comment_face (false);
}
/* Keywords; those missing from C, but not types, goto, or case
(build-re '(asm catch delete new operator overload this throw try))
*/
/\b(asm|catch|delete|new|o(perator|verload)|t(h(is|row)|ry))\b/ {
keyword_face (true);
language_print ($0);
keyword_face (false);
}
/* Types. */
cpp_type_re {
type_face (true);
language_print ($0);
type_face (false);
}
/* Remove false labels. */
/[a-zA-Z0-9_]+::/ {
language_print ($0);
}
/* Labels. Emacs accepts also bare numbers. */
/^([ \t]*)([a-zA-Z0-9_]+)(:)/ {
language_print ($1);
if (strcmp ($2, "public") == 0
|| strcmp ($2, "private") == 0
|| strcmp ($2, "protected") == 0)
{
/* These use the `type' face. */
type_face (true);
language_print ($2);
type_face (false);
}
else
{
reference_face (true);
language_print ($2);
reference_face (false);
}
language_print ($3);
}
/*
* Function definitions, but only if you code with the one and only
* usable indentation style (GNU).
*/
/^([a-zA-Z_][a-zA-Z_0-9:~]*)([ \t]*\()/ {
function_name_face (true);
language_print ($1);
function_name_face (false);
language_print ($2);
}
/* Function definitions and prototypes for other (loser) coding styles. */
/^([A-Za-z][a-zA-Z0-9_\&\* ]+)([ \*])([a-zA-Z_][a-zA-Z_0-9:~]*)([ \t]*\()/ {
garbage = $1;
middle_garbage = $2;
function_name = $3;
tail_garbage = $4;
highlight_types (garbage, cpp_type_re);
language_print (middle_garbage);
function_name_face (true);
language_print (function_name);
function_name_face (false);
language_print (tail_garbage);
}
}
/*
Local variables:
mode: c
End:
*/