Add regress to ensure that execve bypasses pledgepath checks (for now)

diff --git a/regress/sys/kern/pledge/pledgepath/syscalls.c b/regress/sys/kern/pledge/pledgepath/syscalls.c
index e557fe2..48f469e 100644 (file)
--- a/regress/sys/kern/pledge/pledgepath/syscalls.c
+++ b/regress/sys/kern/pledge/pledgepath/syscalls.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: syscalls.c,v 1.6 2017/11/28 01:39:49 beck Exp $       */
+/*     $OpenBSD: syscalls.c,v 1.7 2017/11/30 00:01:50 beck Exp $       */
 
 /*
  * Copyright (c) 2017 Bob Beck <beck@openbsd.org>
@@ -361,6 +361,21 @@ test_chmod(int do_pp)
 
        return 0;
 }
+static int
+test_exec(int do_pp)
+{
+       if (do_pp) {
+               printf("testing execve\n");
+               do_pledgepath();
+       }
+       char *argv[] = {"/usr/bin/true", NULL};
+       extern char **environ;
+
+       PP_SHOULD_SUCCEED((pledge("stdio exec", NULL) == -1), "pledge");
+       PP_SHOULD_SUCCEED((execve(argv[0], argv, environ) == -1), "execve");
+
+       return 0;
+}
 
 int
 main (int argc, char *argv[])
@@ -385,6 +400,7 @@ main (int argc, char *argv[])
        failures += runcompare(test_statfs);
        failures += runcompare(test_symlink);
        failures += runcompare(test_chmod);
+       failures += runcompare(test_exec);
 
        exit(failures);
 }