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/**
* \file os_getversioninfo.c
* \brief Retrieve operating system version information.
* \author Copyright (c) 2011-2012 Jason Perkins and the Premake project
*/
#include "premake.h"
#include <stdlib.h>
struct OsVersionInfo
{
int majorversion;
int minorversion;
int revision;
const char* description;
int isalloc;
};
static void getversion(struct OsVersionInfo* info);
int os_getversion(lua_State* L)
{
struct OsVersionInfo info = {0};
getversion(&info);
lua_newtable(L);
lua_pushstring(L, "majorversion");
lua_pushnumber(L, info.majorversion);
lua_settable(L, -3);
lua_pushstring(L, "minorversion");
lua_pushnumber(L, info.minorversion);
lua_settable(L, -3);
lua_pushstring(L, "revision");
lua_pushnumber(L, info.revision);
lua_settable(L, -3);
lua_pushstring(L, "description");
lua_pushstring(L, info.description);
lua_settable(L, -3);
if (info.isalloc) {
free((void*)info.description);
}
return 1;
}
/*************************************************************/
#if defined(PLATFORM_WINDOWS)
#if !defined(VER_SUITE_WH_SERVER)
#define VER_SUITE_WH_SERVER (0x00008000)
#endif
#ifndef SM_SERVERR2
# define SM_SERVERR2 89
#endif
SYSTEM_INFO getsysteminfo()
{
typedef void (WINAPI *GetNativeSystemInfoSig)(LPSYSTEM_INFO);
GetNativeSystemInfoSig nativeSystemInfo = (GetNativeSystemInfoSig)
GetProcAddress(GetModuleHandle(TEXT("kernel32")), "GetNativeSystemInfo");
SYSTEM_INFO systemInfo = {{0}};
if ( nativeSystemInfo ) nativeSystemInfo(&systemInfo);
else GetSystemInfo(&systemInfo);
return systemInfo;
}
void getversion(struct OsVersionInfo* info)
{
OSVERSIONINFOEX versionInfo = {0};
versionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFOEX);
GetVersionEx((OSVERSIONINFO*)&versionInfo);
info->majorversion = versionInfo.dwMajorVersion;
info->minorversion = versionInfo.dwMinorVersion;
info->revision = versionInfo.wServicePackMajor;
if (versionInfo.dwMajorVersion == 5 && versionInfo.dwMinorVersion == 0)
{
info->description = "Windows 2000";
}
else if (versionInfo.dwMajorVersion == 5 && versionInfo.dwMinorVersion == 1)
{
info->description = "Windows XP";
}
else if (versionInfo.dwMajorVersion == 5 && versionInfo.dwMinorVersion == 2)
{
SYSTEM_INFO systemInfo = getsysteminfo();
if (versionInfo.wProductType == VER_NT_WORKSTATION &&
systemInfo.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64)
{
info->description = "Windows XP Professional x64";
}
else if (versionInfo.wSuiteMask & VER_SUITE_WH_SERVER)
{
info->description = "Windows Home Server";
}
else if (GetSystemMetrics(SM_SERVERR2) == 0)
{
info->description = "Windows Server 2003";
}
else
{
info->description = "Windows Server 2003 R2";
}
}
else if (versionInfo.dwMajorVersion == 6 && versionInfo.dwMinorVersion == 0)
{
if (versionInfo.wProductType == VER_NT_WORKSTATION)
{
info->description = "Windows Vista";
}
else
{
info->description = "Windows Server 2008";
}
}
else if (versionInfo.dwMajorVersion == 6 && versionInfo.dwMinorVersion == 1 )
{
if (versionInfo.wProductType != VER_NT_WORKSTATION)
{
info->description = "Windows Server 2008 R2";
}
else
{
info->description = "Windows 7";
}
}
else
{
info->description = "Windows";
}
}
/*************************************************************/
#elif defined(PLATFORM_MACOSX)
#include <CoreServices/CoreServices.h>
void getversion(struct OsVersionInfo* info)
{
SInt32 majorversion, minorversion, bugfix;
Gestalt(gestaltSystemVersionMajor, &majorversion);
Gestalt(gestaltSystemVersionMinor, &minorversion);
Gestalt(gestaltSystemVersionBugFix, &bugfix);
info->majorversion = majorversion;
info->minorversion = minorversion;
info->revision = bugfix;
info->description = "Mac OS X";
if (info->majorversion == 10)
{
switch (info->minorversion)
{
case 4:
info->description = "Mac OS X Tiger";
break;
case 5:
info->description = "Mac OS X Leopard";
break;
case 6:
info->description = "Mac OS X Snow Leopard";
break;
case 7:
info->description = "Mac OS X Lion";
break;
}
}
}
/*************************************************************/
#elif defined(PLATFORM_BSD) || defined(PLATFORM_LINUX) || defined(PLATFORM_SOLARIS)
#include <string.h>
#include <sys/utsname.h>
void getversion(struct OsVersionInfo* info)
{
struct utsname u;
char* ver;
info->majorversion = 0;
info->minorversion = 0;
info->revision = 0;
if (uname(&u))
{
// error
info->description = PLATFORM_STRING;
return;
}
#if __GLIBC__
// When using glibc, info->description gets set to u.sysname,
// but it isn't passed out of this function, so we need to copy
// the string.
info->description = malloc(strlen(u.sysname) + 1);
strcpy((char*)info->description, u.sysname);
info->isalloc = 1;
#else
info->description = u.sysname;
#endif
if ((ver = strtok(u.release, ".-")) != NULL)
{
info->majorversion = atoi(ver);
// continue parsing from the previous position
if ((ver = strtok(NULL, ".-")) != NULL)
{
info->minorversion = atoi(ver);
if ((ver = strtok(NULL, ".-")) != NULL)
info->revision = atoi(ver);
}
}
}
/*************************************************************/
#else
void getversion(struct OsVersionInfo* info)
{
info->majorversion = 0;
info->minorversion = 0;
info->revision = 0;
info->description = PLATFORM_STRING;
}
#endif
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