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/* uname.cc
Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
2005, 2006, 2007 Red Hat, Inc.
Written by Steve Chamberlain of Cygnus Support, sac@cygnus.com
Rewritten by Geoffrey Noer of Cygnus Solutions, noer@cygnus.com
This file is part of Cygwin.
This software is a copyrighted work licensed under the terms of the
Cygwin license. Please consult the file "CYGWIN_LICENSE" for
details. */
#include "winsup.h"
#include <sys/utsname.h>
#include "cygwin_version.h"
#include "cygtls.h"
/* uname: POSIX 4.4.1.1 */
extern "C" int
uname (struct utsname *name)
{
SYSTEM_INFO sysinfo;
myfault efault;
if (efault.faulted (EFAULT))
return -1;
char *snp = strstr (cygwin_version.dll_build_date, "SNP");
memset (name, 0, sizeof (*name));
__small_sprintf (name->sysname, "CYGWIN_%s", wincap.osname ());
#if 0
/* Recognition of the real 64 bit CPU inside of a WOW64 system, irritates
build systems which think the native system is a 64 bit system. Since
we're actually running in a 32 bit environment, it looks more correct
just to use the CPU info given by WOW64. */
if (wincap.is_wow64 ())
GetNativeSystemInfo (&sysinfo);
else
#else
/* But it seems ok to add a hint to the sysname, that we're running under
WOW64. This might give an early clue if somebody encounters problems. */
if (wincap.is_wow64 ())
strncat (name->sysname, "-WOW64",
sizeof name->sysname - strlen (name->sysname) - 1);
#endif
GetSystemInfo (&sysinfo);
/* Computer name */
cygwin_gethostname (name->nodename, sizeof (name->nodename) - 1);
/* Cygwin dll release */
__small_sprintf (name->release, "%d.%d.%d%s(%d.%d/%d/%d)",
cygwin_version.dll_major / 1000,
cygwin_version.dll_major % 1000,
cygwin_version.dll_minor,
snp ? "s" : "",
cygwin_version.api_major,
cygwin_version.api_minor,
cygwin_version.shared_data,
cygwin_version.mount_registry);
/* Cygwin "version" aka build date */
strcpy (name->version, cygwin_version.dll_build_date);
if (snp)
name->version[snp - cygwin_version.dll_build_date] = '\0';
/* CPU type */
switch (sysinfo.wProcessorArchitecture)
{
case PROCESSOR_ARCHITECTURE_INTEL:
unsigned int ptype;
if (sysinfo.wProcessorLevel < 3) /* Shouldn't happen. */
ptype = 3;
else if (sysinfo.wProcessorLevel > 9) /* P4 */
ptype = 6;
else
ptype = sysinfo.wProcessorLevel;
__small_sprintf (name->machine, "i%d86", ptype);
break;
case PROCESSOR_ARCHITECTURE_IA64:
strcpy (name->machine, "ia64");
break;
case PROCESSOR_ARCHITECTURE_AMD64:
strcpy (name->machine, "x86_64");
break;
case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
strcpy (name->machine, "ia32-win64");
break;
case PROCESSOR_ARCHITECTURE_ALPHA:
strcpy (name->machine, "alpha");
break;
case PROCESSOR_ARCHITECTURE_MIPS:
strcpy (name->machine, "mips");
break;
default:
strcpy (name->machine, "unknown");
break;
}
return 0;
}
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