explain about behaviour when opening the device

[ppp.git] / pppd / options.c

diff --git a/pppd/options.c b/pppd/options.c
index 4407cefa16adbdc272b09206ce490c6bbbf5663d..6078dcc041c55dcf6ea72887235fa3826b90b14b 100644 (file)
--- a/pppd/options.c
+++ b/pppd/options.c
@@ -18,7 +18,7 @@
  */
 
 #ifndef lint
-static char rcsid[] = "$Id: options.c,v 1.44 1998/11/07 06:59:28 paulus Exp $";
+static char rcsid[] = "$Id: options.c,v 1.47 1999/03/02 05:59:21 paulus Exp $";
 #endif
 
 #include <ctype.h>
@@ -133,7 +133,6 @@ static int setactivefilter __P((char **));
 static option_t *find_option __P((char *name));
 static int process_option __P((option_t *, char **));
 static int n_arguments __P((option_t *));
-static int readable __P((int fd));
 
 /*
  * Valid arguments.
@@ -304,6 +303,7 @@ scan_args(argc, argv)
     char *arg;
     option_t *opt;
 
+    privileged_option = privileged;
     while (argc > 0) {
        arg = *argv++;
        --argc;
@@ -416,7 +416,7 @@ options_from_user()
     int ret;
     struct passwd *pw;
 
-    pw = getpwuid(getuid());
+    pw = getpwuid(uid);
     if (pw == NULL || (user = pw->pw_dir) == NULL || user[0] == 0)
        return 1;
     file = _PATH_USEROPT;
@@ -684,16 +684,14 @@ option_error __V((char *fmt, ...))
 /*
  * readable - check if a file is readable by the real user.
  */
-static int
+int
 readable(fd)
     int fd;
 {
-    uid_t uid;
     int ngroups, i;
     struct stat sbuf;
     GIDSET_TYPE groups[NGROUPS_MAX];
 
-    uid = getuid();
     if (uid == 0)
        return 1;
     if (fstat(fd, &sbuf) != 0)