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mount_nwfs(8): make WARNS=6 clean

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uid_t and gid_t are unsigned. While initializing them to -1 and later
checking against -1 to see if they are still at their default usually
works, introduce two new flags and stop the inband signalling.

Approved by:	ed (co-mentor)
This commit is contained in:
Ulrich Spörlein 2010-03-04 16:07:14 +00:00
parent 9f28039bf2
commit 7f72022f3d
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=204710
2 changed files with 13 additions and 8 deletions
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1
usr.sbin/mount_nwfs/Makefile
View File

@ -6,7 +6,6 @@ MAN= mount_nwfs.8
MOUNT= ${.CURDIR}/../../sbin/mount
CFLAGS+= -DNWFS -I${MOUNT}
WARNS?= 0
.PATH: ${MOUNT}

20
usr.sbin/mount_nwfs/mount_nwfs.c
View File

@ -62,16 +62,19 @@ static int parsercfile(struct ncp_conn_loginfo *li, struct nwfs_args *mdata);
static struct mntopt mopts[] = {
MOPT_STDOPTS,
{ NULL }
MOPT_END
};
static int
parsercfile(struct ncp_conn_loginfo *li, struct nwfs_args *mdata) {
static int
parsercfile(struct ncp_conn_loginfo *li __unused,
struct nwfs_args *mdata __unused)
{
return 0;
}
int
main(int argc, char *argv[]) {
main(int argc, char *argv[])
{
NWCONN_HANDLE connHandle;
struct nwfs_args mdata;
struct ncp_conn_loginfo li;
@ -80,6 +83,7 @@ main(int argc, char *argv[]) {
struct tm *tm;
time_t ltime;
int opt, error, mntflags, nlsopt, wall_clock;
int uid_set, gid_set;
size_t len;
char *p, *p1, tmp[1024];
u_char *pv;
@ -100,7 +104,7 @@ main(int argc, char *argv[]) {
mntflags = error = 0;
bzero(&mdata,sizeof(mdata));
mdata.uid = mdata.gid = -1;
gid_set = uid_set = 0;
nlsopt = 0;
if (ncp_li_init(&li, argc, argv)) return 1;
@ -182,6 +186,7 @@ main(int argc, char *argv[]) {
if (pwd == NULL)
errx(EX_NOUSER, "unknown user '%s'", optarg);
mdata.uid = pwd->pw_uid;
uid_set = 1;
break;
}
case 'g': {
@ -192,6 +197,7 @@ main(int argc, char *argv[]) {
if (grp == NULL)
errx(EX_NOUSER, "unknown group '%s'", optarg);
mdata.gid = grp->gr_gid;
gid_set = 1;
break;
}
case 'd':
@ -282,10 +288,10 @@ main(int argc, char *argv[]) {
if (ncp_geteinfo(mount_point, &einfo) == 0)
errx(EX_OSERR, "can't mount on %s twice", mount_point);
if (mdata.uid == -1) {
if (uid_set == 0) {
mdata.uid = st.st_uid;
}
if (mdata.gid == -1) {
if (gid_set == 0) {
mdata.gid = st.st_gid;
}
if (mdata.file_mode == 0 ) {