qse/ase/stx/lexer.c

38 lines
744 B
C

/*
* $Id
*/
#include <xp/stx/lexer.h>
#include <xp/stx/parser.h>
#include <xp/stx/misc.h>
xp_stx_lexer_t* xp_stx_lexer_open (xp_stx_lexer_t* lexer)
{
if (lexer == XP_NULL) {
lexer = (xp_stx_lexer_t*)
xp_stx_malloc (xp_sizeof(xp_stx_lexer_t));
if (lexer == XP_NULL) return XP_NULL;
lexer->__malloced = xp_true;
}
else lexer->__malloced = xp_false;
if (xp_stx_token_open (&lexer->token, 256) == XP_NULL) {
if (lexer->__malloced) xp_stx_free (lexer);
return XP_NULL;
}
return lexer;
};
void xp_stx_lexer_close (xp_stx_lexer_t* lexer)
{
xp_stx_token_close (&lexer->token);
if (lexer->__malloced) xp_stx_free (lexer);
}
xp_stx_token_t* xp_stx_lexer_consume (xp_stx_lexer_t* lexer)
{
/* TODO */
return &lexer->token;
}