[src/trunk]: src/tests/lib/libc/gen don't pay for sysctl if we don't have to.

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1b1695d1aefa
branches:  trunk
changeset: 786046:1b1695d1aefa
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Apr 12 17:21:04 2013 +0000

description:
don't pay for sysctl if we don't have to.

diffstat:

 tests/lib/libc/gen/isqemu.h |  6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diffs (27 lines):

diff -r 7dd0cf6afacb -r 1b1695d1aefa tests/lib/libc/gen/isqemu.h
--- a/tests/lib/libc/gen/isqemu.h       Fri Apr 12 17:18:11 2013 +0000
+++ b/tests/lib/libc/gen/isqemu.h       Fri Apr 12 17:21:04 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: isqemu.h,v 1.1 2013/04/12 17:13:54 christos Exp $      */
+/*     $NetBSD: isqemu.h,v 1.2 2013/04/12 17:21:04 christos Exp $      */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -40,6 +40,7 @@
 
 static bool
 isQEMU(void) {
+#if defined(__i386__) || defined(__x86_64__)
        char name[1024];
        size_t len = sizeof(name);
 
@@ -49,6 +50,9 @@
                err(EXIT_FAILURE, "sysctl");
        }
        return strstr(name, "QEMU") != NULL;
+#else
+       return false;
+#endif
 }
 
 #ifdef TEST