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lexical #11/19, aproach `append' here

This commit is contained in:
rlar 2012-07-31 20:40:01 +02:00
parent d61f3c10a0
commit 5ad8382cf1
1 changed files with 9 additions and 1 deletions
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10
src/frontend/parser/lexical.c
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@ -133,7 +133,15 @@ nloop:
paren = 0;
bzero(linebuf, NEW_BSIZE_SP);
bzero(buf, NEW_BSIZE_SP);
wlist = cw = wl_cons(NULL, NULL);
// note: wlist == NULL and cw == NULL
{ wordlist *aux = wl_cons(NULL, NULL);
if (cw) /* which is false here */
cw->wl_next = aux;
aux->wl_prev = cw;
cw = aux;
if (!wlist) /* which is true here */
wlist = cw;
}
// from here on cw != NULL and wlist != NULL
for (;;) {
if (string) {