From 6e29c121e0afdcfceb1418c2faa6ed070a358f71 Mon Sep 17 00:00:00 2001
From: Ron Yorston <rmy@pobox.com>
Date: Wed, 8 Feb 2012 16:12:35 +0000
Subject: Implementation of uname for WIN32

---
 win32/Kbuild        |  1 +
 win32/sys/utsname.h | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 win32/uname.c       | 50 ++++++++++++++++++++++++++++++++++++++++
 3 files changed, 117 insertions(+)
 create mode 100644 win32/sys/utsname.h
 create mode 100644 win32/uname.c

(limited to 'win32')

diff --git a/win32/Kbuild b/win32/Kbuild
index bc005c23a..ef3af7458 100644
--- a/win32/Kbuild
+++ b/win32/Kbuild
@@ -11,4 +11,5 @@ lib-$(CONFIG_PLATFORM_MINGW32) += process.o
 lib-$(CONFIG_PLATFORM_MINGW32) += regex.o
 lib-$(CONFIG_WIN32_NET) += net.o
 lib-$(CONFIG_PLATFORM_MINGW32) += termios.o
+lib-$(CONFIG_PLATFORM_MINGW32) += uname.o
 lib-$(CONFIG_PLATFORM_MINGW32) += winansi.o
diff --git a/win32/sys/utsname.h b/win32/sys/utsname.h
new file mode 100644
index 000000000..6f12efd58
--- /dev/null
+++ b/win32/sys/utsname.h
@@ -0,0 +1,66 @@
+/* Copyright (C) 1991,92,94,96,97,99,2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+/*
+ *	POSIX Standard: 4.4 System Identification	<sys/utsname.h>
+ */
+
+#ifndef	_SYS_UTSNAME_H
+#define	_SYS_UTSNAME_H	1
+
+#define _UTSNAME_LENGTH 65
+
+#ifndef _UTSNAME_SYSNAME_LENGTH
+# define _UTSNAME_SYSNAME_LENGTH _UTSNAME_LENGTH
+#endif
+#ifndef _UTSNAME_NODENAME_LENGTH
+# define _UTSNAME_NODENAME_LENGTH _UTSNAME_LENGTH
+#endif
+#ifndef _UTSNAME_RELEASE_LENGTH
+# define _UTSNAME_RELEASE_LENGTH _UTSNAME_LENGTH
+#endif
+#ifndef _UTSNAME_VERSION_LENGTH
+# define _UTSNAME_VERSION_LENGTH _UTSNAME_LENGTH
+#endif
+#ifndef _UTSNAME_MACHINE_LENGTH
+# define _UTSNAME_MACHINE_LENGTH _UTSNAME_LENGTH
+#endif
+
+/* Structure describing the system and machine.  */
+struct utsname
+  {
+    /* Name of the implementation of the operating system.  */
+    char sysname[_UTSNAME_SYSNAME_LENGTH];
+
+    /* Name of this node on the network.  */
+    char nodename[_UTSNAME_NODENAME_LENGTH];
+
+    /* Current release level of this implementation.  */
+    char release[_UTSNAME_RELEASE_LENGTH];
+    /* Current version level of this release.  */
+    char version[_UTSNAME_VERSION_LENGTH];
+
+    /* Name of the hardware type the system is running on.  */
+    char machine[_UTSNAME_MACHINE_LENGTH];
+  };
+
+/* Put information about the system in NAME.  */
+extern int uname (struct utsname *__name);
+
+
+#endif /* sys/utsname.h  */
diff --git a/win32/uname.c b/win32/uname.c
new file mode 100644
index 000000000..1c73d073e
--- /dev/null
+++ b/win32/uname.c
@@ -0,0 +1,50 @@
+#include "libbb.h"
+/* After libbb.h, since it needs sys/types.h on some systems */
+#include <sys/utsname.h>
+
+int uname(struct utsname *name)
+{
+	const char *unk = "unknown";
+	OSVERSIONINFOEX os_info;
+	SYSTEM_INFO sys_info;
+	DWORD len;
+
+	strcpy(name->sysname, "Windows_NT");
+
+	len = sizeof(name->nodename) - 1;
+	if ( !GetComputerName(name->nodename, &len) ) {
+		strcpy(name->nodename, unk);
+	}
+
+	memset(&os_info, 0, sizeof(OSVERSIONINFOEX));
+	os_info.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
+
+	strcpy(name->release, unk);
+	strcpy(name->version, unk);
+	if (GetVersionEx(&os_info)) {
+		sprintf(name->release, "%d.%d", os_info.dwMajorVersion,
+				os_info.dwMinorVersion);
+		sprintf(name->version, "%d", os_info.dwBuildNumber);
+	}
+
+	strcpy(name->machine, unk);
+	GetSystemInfo(&sys_info);
+	switch (sys_info.wProcessorArchitecture) {
+	case PROCESSOR_ARCHITECTURE_AMD64:
+		strcpy(name->machine, "x86_64");
+		break;
+	case PROCESSOR_ARCHITECTURE_IA64:
+		strcpy(name->machine, "ia64");
+		break;
+	case PROCESSOR_ARCHITECTURE_INTEL:
+		if (sys_info.wProcessorLevel < 6) {
+			strcpy(name->machine, "i386");
+		}
+		else {
+			strcpy(name->machine, "i686");
+		}
+		break;
+	}
+
+	return 0;
+}
-- 
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