source: code/trunk/src/tolua/lua/custom.lua @ 2023

function extract_code(fn,s)
        local code = ""
        if fn then
                code = '\n$#include "'..fn..'"\n'
        end
        s= "\n" .. s .. "\n" -- add blank lines as sentinels
        local _,e,c,t = strfind(s, "\n([^\n]-)SCRIPT_([%w_]*)[^\n]*\n")
        while e do
                t = strlower(t)
                if t == "bind_begin" then
                        _,e,c = strfind(s,"(.-)\n[^\n]*SCRIPT_BIND_END[^\n]*\n",e)
                        if not e then
                         tolua_error("Unbalanced 'SCRIPT_BIND_BEGIN' directive in header file")
                        end
                end
                if t == "bind_class" or t == "bind_block" then
                        local b
                        _,e,c,b = string.find(s, "([^{]-)(%b{})", e)
                        c = c..'{\n'..extract_code(nil, b)..'\n};\n'
                end
                code = code .. c .. "\n"
         _,e,c,t = strfind(s, "\n([^\n]-)SCRIPT_([%w_]*)[^\n]*\n",e)
        end
        return code
end

function preprocess_hook(p)
end

function preparse_hook(p)
end

function include_file_hook(p, filename)
        do return end
--print("FILENAME is "..filename)
        p.code = string.gsub(p.code, "\n%s*SigC::Signal", "\n\ttolua_readonly SigC::Signal")
        p.code = string.gsub(p.code, "#ifdef __cplusplus\nextern \"C\" {\n#endif", "")
        p.code = string.gsub(p.code, "#ifdef __cplusplus\n};?\n#endif", "")
        p.code = string.gsub(p.code, "DECLSPEC", "")
        p.code = string.gsub(p.code, "SDLCALL", "")
        p.code = string.gsub(p.code, "DLLINTERFACE", "")
        p.code = string.gsub(p.code, "#define[^\n]*_[hH]_?%s*\n", "\n")
--print("code is "..p.code)
end