* Copyright (c) 1989 The Regents of the University of California.
* %sccs.include.redist.c%
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid
[] = "@(#)getgrent.c 5.7 (Berkeley) %G%";
#endif /* LIBC_SCCS and not lint */
static struct group _gr_group
;
static char *_gr_file
= _PATH_GROUP
;
static char *members
[MAXGRP
];
#define MAXLINELENGTH 1024
static char line
[MAXLINELENGTH
];
if (!_gr_fp
&& !start_gr() || !grscan(0, 0, (char *)NULL
))
return((struct group
*)NULL
);
return((struct group
*)NULL
);
rval
= grscan(1, 0, name
);
return(rval
? &_gr_group
: (struct group
*)NULL
);
return((struct group
*)NULL
);
rval
= grscan(1, gid
, (char *)NULL
);
return(rval
? &_gr_group
: (struct group
*)NULL
);
return((_gr_fp
= fopen(_gr_file
, "r")) ? 1 : 0);
grscan(search
, gid
, name
)
register int search
, gid
;
char *fgets(), *strsep(), *index();
if (!fgets(line
, sizeof(line
), _gr_fp
))
/* skip lines that are too big */
if (!index(line
, '\n')) {
while ((ch
= getc(_gr_fp
)) != '\n' && ch
!= EOF
)
_gr_group
.gr_name
= strsep(&bp
, ":\n");
if (search
&& name
&& strcmp(_gr_group
.gr_name
, name
))
_gr_group
.gr_passwd
= strsep(&bp
, ":\n");
if (!(cp
= strsep(&bp
, ":\n")))
_gr_group
.gr_gid
= atoi(cp
);
if (search
&& name
== NULL
&& _gr_group
.gr_gid
!= gid
)
for (m
= _gr_group
.gr_mem
= members
;; ++m
) {
if (m
== &members
[MAXGRP
- 1]) {
if ((*m
= strsep(&bp
, ", \n")) == NULL
)