/* FIRST(variable list’)={,,e} <variable list’> -> ,<variable identifier> <variable list’>|e Author: Kwok Hong Kelvin Chan */ void variable_list_p(void) { switch(lookahead_token.code) { case COM_T: match(COM_T, NO_ATTR); variable_identifier(); variable_list_p(); break; } }
/* * Production: Variable List (P) * FIRST set: { ,, e } */ void variable_list_p(void) { /* If the token code is not COM_T (comma token), return.b */ if (lookahead.code != COM_T) return; match(COM_T, NO_ATTR); variable_identifier(); variable_list_p(); }
/* * Production: Variable List * FIRST set: { AVID_T, SVID_T } */ void variable_list(void) { variable_identifier(); variable_list_p(); gen_incode("PLATY: Variable list parsed"); }