static int
wordsplit_process_list (struct wordsplit *wsp, size_t start)
{
struct exptab *p;
if (wsp->ws_flags & WRDSF_NOSPLIT)
{
/* Treat entire input as a quoted argument */
if (wordsplit_add_segm (wsp, start, wsp->ws_len, _WSNF_QUOTE))
return wsp->ws_errno;
}
else
{
int rc;
while ((rc = scan_word (wsp, start)) == _WRDS_OK)
start = skip_delim (wsp);
/* Make sure tail element is not joinable */
if (wsp->ws_tail)
wsp->ws_tail->flags &= ~_WSNF_JOIN;
if (rc == _WRDS_ERR)
return wsp->ws_errno;
}
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("(%02d) %s", wsp->ws_lvl, _("Initial list:"));
wordsplit_dump_nodes (wsp);
}
for (p = exptab; p->descr; p++)
{
if ((p->opt & EXPOPT_NEG)
? !(wsp->ws_flags & p->flag) : (wsp->ws_flags & p->flag))
{
if (p->opt & EXPOPT_COALESCE)
{
if (wsnode_coalesce (wsp))
break;
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("(%02d) %s", wsp->ws_lvl,
_("Coalesced list:"));
wordsplit_dump_nodes (wsp);
}
}
if (p->expansion)
{
if (p->expansion (wsp))
break;
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("(%02d) %s", wsp->ws_lvl, _(p->descr));
wordsplit_dump_nodes (wsp);
}
}
}
}
return wsp->ws_errno;
}
static int
wordsplit_process_list (struct wordsplit *wsp, size_t start)
{
if (wsp->ws_flags & WRDSF_NOSPLIT)
{
/* Treat entire input as a quoted argument */
if (wordsplit_add_segm (wsp, start, wsp->ws_len, _WSNF_QUOTE))
return wsp->ws_errno;
}
else
{
int rc;
while ((rc = scan_word (wsp, start)) == _WRDS_OK)
start = skip_delim (wsp);
/* Make sure tail element is not joinable */
if (wsp->ws_tail)
wsp->ws_tail->flags &= ~_WSNF_JOIN;
if (rc == _WRDS_ERR)
return wsp->ws_errno;
}
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("Initial list:");
wordsplit_dump_nodes (wsp);
}
if (wsp->ws_flags & WRDSF_WS)
{
/* Trim leading and trailing whitespace */
wordsplit_trimws (wsp);
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("After WS trimming:");
wordsplit_dump_nodes (wsp);
}
}
/* Expand variables (FIXME: & commands) */
if (!(wsp->ws_flags & WRDSF_NOVAR))
{
if (wordsplit_varexp (wsp))
{
wordsplit_free_nodes (wsp);
return wsp->ws_errno;
}
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("Expanded list:");
wordsplit_dump_nodes (wsp);
}
}
do
{
if (wsnode_quoteremoval (wsp))
break;
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("After quote removal:");
wordsplit_dump_nodes (wsp);
}
if (wsnode_coalesce (wsp))
break;
if (wsp->ws_flags & WRDSF_SHOWDBG)
{
wsp->ws_debug ("Coalesced list:");
wordsplit_dump_nodes (wsp);
}
}
while (0);
return wsp->ws_errno;
}