116 lines
3.2 KiB
C++
116 lines
3.2 KiB
C++
/* uname.cc
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 Red Hat, Inc.
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Written by Steve Chamberlain of Cygnus Support, sac@cygnus.com
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Rewritten by Geoffrey Noer of Cygnus Solutions, noer@cygnus.com
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include "winsup.h"
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#include <stdio.h>
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#include <sys/utsname.h>
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#include "cygwin_version.h"
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#include "cygtls.h"
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/* uname: POSIX 4.4.1.1 */
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extern "C" int
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uname (struct utsname *name)
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{
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SYSTEM_INFO sysinfo;
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myfault efault;
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if (efault.faulted (EFAULT))
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return -1;
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char *snp = strstr (cygwin_version.dll_build_date, "SNP");
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memset (name, 0, sizeof (*name));
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__small_sprintf (name->sysname, "CYGWIN_%s", wincap.osname ());
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#if 0
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/* Recognition of the real 64 bit CPU inside of a WOW64 system, irritates
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build systems which think the native system is a 64 bit system. Since
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we're actually running in a 32 bit environment, it looks more correct
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just to use the CPU info given by WOW64. */
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if (wincap.is_wow64 ())
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GetNativeSystemInfo (&sysinfo);
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else
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#else
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/* But it seems ok to add a hint to the sysname, that we're running under
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WOW64. This might give an early clue if somebody encounters problems. */
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if (wincap.is_wow64 ())
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strncat (name->sysname, "-WOW64",
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sizeof name->sysname - strlen (name->sysname) - 1);
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#endif
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GetSystemInfo (&sysinfo);
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/* Computer name */
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cygwin_gethostname (name->nodename, sizeof (name->nodename) - 1);
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/* Cygwin dll release */
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__small_sprintf (name->release, "%d.%d.%d%s(%d.%d/%d/%d)",
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cygwin_version.dll_major / 1000,
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cygwin_version.dll_major % 1000,
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cygwin_version.dll_minor,
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snp ? "s" : "",
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cygwin_version.api_major,
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cygwin_version.api_minor,
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cygwin_version.shared_data,
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cygwin_version.mount_registry);
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/* Cygwin "version" aka build date */
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strcpy (name->version, cygwin_version.dll_build_date);
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if (snp)
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name->version[snp - cygwin_version.dll_build_date] = '\0';
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/* CPU type */
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switch (sysinfo.wProcessorArchitecture)
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{
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case PROCESSOR_ARCHITECTURE_INTEL:
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unsigned int ptype;
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if (wincap.has_valid_processorlevel ())
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{
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if (sysinfo.wProcessorLevel < 3) /* Shouldn't happen. */
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ptype = 3;
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else if (sysinfo.wProcessorLevel > 9) /* P4 */
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ptype = 6;
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else
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ptype = sysinfo.wProcessorLevel;
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}
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else
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{
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if (sysinfo.dwProcessorType == PROCESSOR_INTEL_386 ||
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sysinfo.dwProcessorType == PROCESSOR_INTEL_486)
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ptype = sysinfo.dwProcessorType / 100;
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else
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ptype = PROCESSOR_INTEL_PENTIUM / 100;
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}
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__small_sprintf (name->machine, "i%d86", ptype);
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break;
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case PROCESSOR_ARCHITECTURE_IA64:
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strcpy (name->machine, "ia64");
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break;
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case PROCESSOR_ARCHITECTURE_AMD64:
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strcpy (name->machine, "x86_64");
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break;
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case PROCESSOR_ARCHITECTURE_IA32_ON_WIN64:
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strcpy (name->machine, "ia32-win64");
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break;
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case PROCESSOR_ARCHITECTURE_ALPHA:
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strcpy (name->machine, "alpha");
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break;
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case PROCESSOR_ARCHITECTURE_MIPS:
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strcpy (name->machine, "mips");
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break;
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default:
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strcpy (name->machine, "unknown");
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break;
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}
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return 0;
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}
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