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Make "-o noxxx" work properly, allowing the user to clean e.g. the resvport

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flag (which is now set by default).
This commit is contained in:
Doug Rabson 1997-04-02 11:30:44 +00:00
parent d10ef76b70
commit b91ea324e7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=24546
1 changed files with 47 additions and 22 deletions
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69
sbin/mount_nfs/mount_nfs.c
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@ -45,7 +45,7 @@ static char copyright[] =
static char sccsid[] = "@(#)mount_nfs.c 8.11 (Berkeley) 5/4/95";
*/
static const char rcsid[] =
"$Id: mount_nfs.c,v 1.18 1997/03/29 03:32:39 imp Exp $";
"$Id: mount_nfs.c,v 1.19 1997/04/01 17:20:17 guido Exp $";
#endif /* not lint */
#include <sys/param.h>
@ -192,6 +192,45 @@ void usage __P((void)) __dead2;
int xdr_dir __P((XDR *, char *));
int xdr_fh __P((XDR *, struct nfhret *));
/*
* Used to set mount flags with getmntopts. Call with dir=TRUE to
* initialise altflags from the current mount flags. Call with
* dir=FALSE to update mount flags with the new value of altflags after
* the call to getmntopts.
*/
static void
setflags(int* altflags, int* nfsflags, int dir)
{
#define F2(af, nf) \
if (dir) { \
if (*nfsflags & NFSMNT_##nf) \
*altflags |= ALTF_##af; \
else \
*altflags &= ~ALTF_##af; \
} else { \
if (*altflags & ALTF_##af) \
*nfsflags |= NFSMNT_##nf; \
else \
*nfsflags &= ~NFSMNT_##nf; \
}
#define F(f) F2(f,f)
F(NOCONN);
F(DUMBTIMR);
F2(INTR, INT);
#ifdef NFSKERB
F(KERB);
#endif
F(NFSV3);
F(RDIRPLUS);
F(RESVPORT);
F(NQNFS);
F(SOFT);
#undef F
#undef F2
}
int
main(argc, argv)
int argc;
@ -293,42 +332,28 @@ main(argc, argv)
break;
#endif
case 'o':
altflags = 0;
setflags(&altflags, &nfsargsp->flags, TRUE);
getmntopts(optarg, mopts, &mntflags, &altflags);
setflags(&altflags, &nfsargsp->flags, FALSE);
/*
* Handle altflags which don't map directly to
* mount flags.
*/
if(altflags & ALTF_BG)
opflags |= BGRND;
if(altflags & ALTF_NOCONN)
nfsargsp->flags |= NFSMNT_NOCONN;
if(altflags & ALTF_DUMBTIMR)
nfsargsp->flags |= NFSMNT_DUMBTIMR;
if(altflags & ALTF_INTR)
nfsargsp->flags |= NFSMNT_INT;
#ifdef NFSKERB
if(altflags & ALTF_KERB)
nfsargsp->flags |= NFSMNT_KERB;
#endif
if(altflags & ALTF_NFSV3)
nfsargsp->flags |= NFSMNT_NFSV3;
if(altflags & ALTF_RDIRPLUS)
nfsargsp->flags |= NFSMNT_RDIRPLUS;
if(altflags & ALTF_MNTUDP)
mnttcp_ok = 0;
if(altflags & ALTF_RESVPORT)
nfsargsp->flags |= NFSMNT_RESVPORT;
#ifdef ISO
if(altflags & ALTF_SEQPACKET)
nfsargsp->sotype = SOCK_SEQPACKET;
#endif
if(altflags & ALTF_NQNFS)
nfsargsp->flags |= (NFSMNT_NQNFS|NFSMNT_NFSV3);
if(altflags & ALTF_SOFT)
nfsargsp->flags |= NFSMNT_SOFT;
if(altflags & ALTF_TCP) {
nfsargsp->sotype = SOCK_STREAM;
nfsproto = IPPROTO_TCP;
}
if(altflags & ALTF_PORT)
port_no = atoi(strstr(optarg, "port=") + 5);
altflags = 0;
break;
case 'P':
nfsargsp->flags |= NFSMNT_RESVPORT;