Method extraTokenCheck

glslang/MachineIndependent/preprocessor/Pp.cpp:365–394

Call when there should be no more tokens left on a line.

// Call when there should be no more tokens left on a line.
int TPpContext::extraTokenCheck(int contextAtom, TPpToken* ppToken, int token)
{
    if (token != '\n' && token != EndOfInput) {
        static const char* message = "unexpected tokens following directive";

        const char* label;
        if (contextAtom == PpAtomElse)
            label = "#else";
        else if (contextAtom == PpAtomElif)
            label = "#elif";
        else if (contextAtom == PpAtomEndif)
            label = "#endif";
        else if (contextAtom == PpAtomIf)
            label = "#if";
        else if (contextAtom == PpAtomLine)
            label = "#line";
        else
            label = "";

        if (parseContext.relaxedErrors())
            parseContext.ppWarn(ppToken->loc, message, label, "");
        else
            parseContext.ppError(ppToken->loc, message, label, "");

        while (token != '\n' && token != EndOfInput)
            token = scanToken(ppToken);
    }

    return token;
}

enum eval_prec {
    MIN_PRECEDENCE,