1 /*
2 * Copyright (c) 1989 Jan-Simon Pendry
3 * Copyright (c) 1989 Imperial College of Science, Technology & Medicine
4 * Copyright (c) 1989, 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Jan-Simon Pendry at Imperial College, London.
9 *
10 * %sccs.include.redist.c%
11 *
12 * @(#)wr_bparam.c 8.1 (Berkeley) 06/06/93
13 *
14 * $Id: wr_bparam.c,v 5.2.2.1 1992/02/09 15:09:46 jsp beta $
15 *
16 */
17
18 #include "../fsinfo/fsinfo.h"
19
20 /*
21 * Write a host/path in NFS format
22 */
write_nfsname(ef,fp,hn)23 static int write_nfsname(ef, fp, hn)
24 FILE *ef;
25 fsmount *fp;
26 char *hn;
27 {
28 int errors = 0;
29 char *h = strdup(fp->f_ref->m_dk->d_host->h_hostname);
30 domain_strip(h, hn);
31 fprintf(ef, "%s:%s", h, fp->f_volname);
32 free(h);
33 return errors;
34 }
35
36 /*
37 * Write a bootparams entry for a host
38 */
write_boot_info(ef,hp)39 static int write_boot_info(ef, hp)
40 FILE *ef;
41 host *hp;
42 {
43 int errors = 0;
44 fprintf(ef, "%s\troot=", hp->h_hostname);
45 errors += write_nfsname(ef, hp->h_netroot, hp->h_hostname);
46 fputs(" swap=", ef);
47 errors += write_nfsname(ef, hp->h_netswap, hp->h_hostname);
48 fputs("\n", ef);
49
50 return 0;
51 }
52
53 /*
54 * Output a bootparams file
55 */
write_bootparams(q)56 int write_bootparams(q)
57 qelem *q;
58 {
59 int errors = 0;
60
61 if (bootparams_pref) {
62 FILE *ef = pref_open(bootparams_pref, "bootparams", info_hdr, "bootparams");
63 if (ef) {
64 host *hp;
65 ITER(hp, host, q)
66 if (hp->h_netroot && hp->h_netswap)
67 errors += write_boot_info(ef, hp);
68 errors += pref_close(ef);
69 } else {
70 errors++;
71 }
72 }
73
74 return errors;
75 }
76