[evince/wip/hadess/lzma-sdk-1900] unarr: Update LZMA SDK

[Bastien Nocera <hadess src gnome org>]

commit d498d237771d8ce525e2098ffcb6ff15e0dc02d3
Author: Bastien Nocera <hadess hadess net>
Date:   Sat Feb 23 11:48:49 2019 +0100

    unarr: Update LZMA SDK
    
    Using lzma1900.7z from:
    https://sourceforge.net/projects/sevenzip/files/LZMA%20SDK/

 cut-n-paste/unarr/lzmasdk/CpuArch.c | 20 +++++++++++++++++++-
 cut-n-paste/unarr/lzmasdk/CpuArch.h |  3 ++-
 2 files changed, 21 insertions(+), 2 deletions(-)
---
diff --git a/cut-n-paste/unarr/lzmasdk/CpuArch.c b/cut-n-paste/unarr/lzmasdk/CpuArch.c
index eb8039eb..b82785cf 100644
--- a/cut-n-paste/unarr/lzmasdk/CpuArch.c
+++ b/cut-n-paste/unarr/lzmasdk/CpuArch.c
@@ -1,5 +1,5 @@
 /* CpuArch.c -- CPU specific code
-2018-07-04: Igor Pavlov : Public domain */
+2018-02-18: Igor Pavlov : Public domain */
 
 #include "Precomp.h"
 
@@ -197,4 +197,22 @@ BoolInt CPU_Is_Aes_Supported(void)
   return (p.c >> 25) & 1;
 }
 
+BoolInt CPU_IsSupported_PageGB()
+{
+  Cx86cpuid cpuid;
+  if (!x86cpuid_CheckAndRead(&cpuid))
+    return False;
+  {
+    UInt32 d[4] = { 0 };
+    MyCPUID(0x80000000, &d[0], &d[1], &d[2], &d[3]);
+    if (d[0] < 0x80000001)
+      return False;
+  }
+  {
+    UInt32 d[4] = { 0 };
+    MyCPUID(0x80000001, &d[0], &d[1], &d[2], &d[3]);
+    return (d[3] >> 26) & 1;
+  }
+}
+
 #endif
diff --git a/cut-n-paste/unarr/lzmasdk/CpuArch.h b/cut-n-paste/unarr/lzmasdk/CpuArch.h
index e46f375a..f1edae38 100644
--- a/cut-n-paste/unarr/lzmasdk/CpuArch.h
+++ b/cut-n-paste/unarr/lzmasdk/CpuArch.h
@@ -1,5 +1,5 @@
 /* CpuArch.h -- CPU specific code
-2018-07-04 : Igor Pavlov : Public domain */
+2018-02-18 : Igor Pavlov : Public domain */
 
 #ifndef __CPU_ARCH_H
 #define __CPU_ARCH_H
@@ -327,6 +327,7 @@ int x86cpuid_GetFirm(const Cx86cpuid *p);
 
 BoolInt CPU_Is_InOrder(void);
 BoolInt CPU_Is_Aes_Supported(void);
+BoolInt CPU_IsSupported_PageGB(void);
 
 #endif