diff options
Diffstat (limited to 'sunrpc/auth_unix.c')
| -rw-r--r-- | sunrpc/auth_unix.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/sunrpc/auth_unix.c b/sunrpc/auth_unix.c index 92703fb..9062e79 100644 --- a/sunrpc/auth_unix.c +++ b/sunrpc/auth_unix.c @@ -43,7 +43,10 @@ static char sccsid[] = "@(#)auth_unix.c 1.19 87/08/11 Copyr 1984 Sun Micro"; * */ +#include <limits.h> #include <stdio.h> +#include <unistd.h> +#include <sys/params.h> #include <rpc/types.h> #include <rpc/xdr.h> @@ -171,16 +174,21 @@ authunix_create_default() char machname[MAX_MACHINE_NAME + 1]; register int uid; register int gid; - int gids[NGRPS]; + int max_nr_groups = sysconf (_SC_NGROUP_MAX); + gid_t gids[max_nr_groups]; if (gethostname(machname, MAX_MACHINE_NAME) == -1) abort(); machname[MAX_MACHINE_NAME] = 0; uid = geteuid(); gid = getegid(); - if ((len = getgroups(NGRPS, gids)) < 0) + + if ((len = getgroups(max_nr_groups, gids)) < 0) abort(); - return (authunix_create(machname, uid, gid, len, gids)); + /* This braindamaged Sun code forces us here to truncate the + list of groups to NGRPS members since the code in + authuxprot.c transforms a fixed array. Grrr. */ + return (authunix_create(machname, uid, gid, MIN (NGRPS, len), gids)); } /* |