diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/gen/isqemu.h')
-rw-r--r-- | contrib/netbsd-tests/lib/libc/gen/isqemu.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/gen/isqemu.h b/contrib/netbsd-tests/lib/libc/gen/isqemu.h new file mode 100644 index 0000000..7d73a22 --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/gen/isqemu.h @@ -0,0 +1,63 @@ +/* $NetBSD: isqemu.h,v 1.3 2013/04/14 12:46:29 martin Exp $ */ + +/*- + * Copyright (c) 2013 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Christos Zoulas. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ +#include <sys/param.h> +#include <sys/sysctl.h> +#include <stdbool.h> +#include <string.h> +#include <errno.h> +#include <err.h> + +static __inline bool +isQEMU(void) { +#if defined(__i386__) || defined(__x86_64__) + char name[1024]; + size_t len = sizeof(name); + + if (sysctlbyname("machdep.cpu_brand", name, &len, NULL, 0) == -1) { + if (errno == ENOENT) + return false; + err(EXIT_FAILURE, "sysctl"); + } + return strstr(name, "QEMU") != NULL; +#else + return false; +#endif +} + +#ifdef TEST +int +main(void) { + return isQEMU(); +} +#endif |