[reactos] 45/48: [CMD] Implement provisional support for the HIGHESTNUMANODENUMBER environment-like variable.

[Hermès Bélusca-Maïto]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=90159e1e518483481ff70…

commit 90159e1e518483481ff700ff1456f603090f3008
Author:     Hermès Bélusca-Maïto <hermes.belusca-maito(a)reactos.org>
AuthorDate: Sun Jul 12 23:37:50 2020 +0200
Commit:     Hermès Bélusca-Maïto <hermes.belusca-maito(a)reactos.org>
CommitDate: Wed Aug 19 20:36:12 2020 +0200

    [CMD] Implement provisional support for the HIGHESTNUMANODENUMBER environment-like
variable.
    
    This variable is available only in Win7+, even if the underlying API
    GetNumaHighestNodeNumber() is available in Win2003+
---
 base/shell/cmd/cmd.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/base/shell/cmd/cmd.c b/base/shell/cmd/cmd.c
index 1cc0a0663f5..fbc12154d1b 100644
--- a/base/shell/cmd/cmd.c
+++ b/base/shell/cmd/cmd.c
@@ -948,6 +948,17 @@ GetEnvVarOrSpecial(LPCTSTR varName)
         _itot(nErrorLevel, ret, 10);
         return ret;
     }
+#if (NTDDI_VERSION >= NTDDI_WIN7)
+    /* Available in Win7+, even if the underlying API is available in Win2003+ */
+    /* %HIGHESTNUMANODENUMBER% */
+    else if (_tcsicmp(varName, _T("HIGHESTNUMANODENUMBER")) == 0)
+    {
+        ULONG NumaNodeNumber = 0;
+        GetNumaHighestNodeNumber(&NumaNodeNumber);
+        _itot(NumaNodeNumber, ret, 10);
+        return ret;
+    }
+#endif
 
     return NULL;
 }