From: Paul Mackerras <paulus@samba.org>
Date: Tue, 8 Oct 1996 06:43:49 +0000 (+0000)
Subject: check we're running as root
X-Git-Tag: RELEASE_2_3_6~270
X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=commitdiff_plain;h=c8cda9f67448845b4a81c1a0c8dc13e73d297692

check we're running as root
---

diff --git a/pppd/main.c b/pppd/main.c
index 273e90a..e462420 100644
--- a/pppd/main.c
+++ b/pppd/main.c
@@ -18,7 +18,7 @@
  */
 
 #ifndef lint
-static char rcsid[] = "$Id: main.c,v 1.38 1996/10/08 04:35:03 paulus Exp $";
+static char rcsid[] = "$Id: main.c,v 1.39 1996/10/08 06:43:49 paulus Exp $";
 #endif
 
 #include <stdio.h>
@@ -178,7 +178,7 @@ main(argc, argv)
 #endif
 
     if (gethostname(hostname, MAXNAMELEN) < 0 ) {
-	syslog(LOG_ERR, "couldn't get hostname: %m");
+	option_error("Couldn't get hostname: %m");
 	die(1);
     }
     hostname[MAXNAMELEN-1] = 0;
@@ -209,6 +209,15 @@ main(argc, argv)
 	exit(1);
     }
 
+    /*
+     * Check that we are running as root.
+     */
+    if (geteuid() != 0) {
+	option_error("must be root to run %s, since it is not setuid-root",
+		     argv[0]);
+	die(1);
+    }
+
     /*
      * Check that the options given are valid and consistent.
      */