archie/prospero/lib/pfs/out_link.c

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2024-05-27 16:13:40 +02:00
/*
* Copyright (c) 1992 by the University of Southern California
*
* For copying and distribution information, please see the file <usc-copyr.h>
*/
#include <usc-copyr.h>
#include <pfs.h>
#include <pparse.h>
/* This just sends out the data for a link, but does not prefix it with the
word LINK. It will suffix it with arguments, if needed. */
#define chknl(s) ((s) ? (s) : "")
int
out_link(OUTPUT out, VLINK vl, int nesting, TOKEN args)
{
int retval;
assert(vl);
qoprintf(out, " %c %s %'s %s %'s %s %'s %ld", vl->linktype,
chknl(vl->target), chknl(vl->name), chknl(vl->hosttype),
chknl(vl->host), chknl(vl->hsonametype), chknl(vl->hsoname),
vl->version, 0);
if (vl->dest_exp) {
char * cp = NULL;
qoprintf(out, " DEST-EXP %s",
cp = p_timetoasn_stcopyr(vl->dest_exp, cp));
stfree(cp);
}
if (args) {
qoprintf(out, " ARGS");
retval = out_sequence(out, args); /* out_sequence() terminates
with a \n for us. */
} else {
retval = qoprintf(out, "\n");
}
#if 0
if (vl->f_magic_no)
qoprintf(out, "ID REMOTE %ld\n", vl->f_magic_no, 0);
#else /* There has been a minor format change; ID is now preferably sent as an
ID line, not as an attribute line. */
if(vl->f_magic_no) {
int i;
qoprintf(out, "ATTRIBUTE", 0);
for (i = nesting; i; --i) {
qoprintf(out, ">", 0);
}
qoprintf(out, " LINK FIELD ID SEQUENCE REMOTE %ld\n", vl->f_magic_no);
retval = qoprintf(out, "\n");
}
#endif
/* Send recursive sub-attributes if we're already nested. But, if we're at
the top-level (nesting == 0), we could only have gotten here by being
called by list_name(), which makes its own decisions about which
attributes to send. Well, we might have also been called by dswdir(),
but that's OK. */
if (nesting) {
PATTRIB at;
for (at = vl->lattrib; at; at = at->next)
out_atr(out, at, nesting);
}
return(retval);
}