FUNCTIONS ^

is_pir_directive

Returns a non-zero value if the specified name is a PIR directive.

*/ static int is_pir_directive(char *name) {

    /* maybe make this a hash or at least a binary search.
     * Or, make these "special" macros, and have them expand
     * to their own spelling. This would remove the need
     * for special code, such as this.
     */
    static char * const directives[] = {
        ".arg",
        ".begin_call",
        ".begin_return",
        ".begin_yield",
        ".call",
        ".const",
        ".emit",
        ".end",
        ".end_call",
        ".end_return",
        ".end_yield",
        ".eom",
        ".get_results",
        ".globalconst",
        ".HLL",
        ".HLL_map",
        ".invocant",
        ".lex",
        ".loadlib",
        ".local",
        ".meth_call",
        ".namespace",
        ".nci_call",
        ".param",
        ".return",
        ".sub",
        ".yield",
        NULL /* needed to easily write loops on this array */
    };

    /* iter is a pointer to constant "char *" (strings). */
    char * const *iter = directives;

    while (*iter != NULL) {
        if (strcmp(*iter, name) == 0) {
            return 1;
        }
        iter++;
    }
    return 0;
}
/*


parrot