From cd7e8372f3c83531afe5d5c2460ecb95540f9d0d Mon Sep 17 00:00:00 2001
From: Sfan5 <sfan5@live.de>
Date: Sun, 19 Jan 2014 14:32:03 +0100
Subject: Include system info in the HTTP user agent on Windows

---
 src/porting.cpp | 53 ++++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 44 insertions(+), 9 deletions(-)

(limited to 'src/porting.cpp')

diff --git a/src/porting.cpp b/src/porting.cpp
index a080a44e5..b0a1843eb 100644
--- a/src/porting.cpp
+++ b/src/porting.cpp
@@ -23,15 +23,18 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 	See comments in porting.h
 */
 
-#if defined(linux)
-	#include <unistd.h>
-#elif defined(__APPLE__)
-	#include <unistd.h>
+#if defined(__APPLE__)
 	#include <mach-o/dyld.h>
+	#include "CoreFoundation/CoreFoundation.h"
 #elif defined(__FreeBSD__)
-	#include <unistd.h>
 	#include <sys/types.h>
 	#include <sys/sysctl.h>
+#elif defined(_WIN32)
+	#include <algorithm>
+#endif
+#if !defined(_WIN32)
+	#include <unistd.h>
+	#include <sys/utsname.h>
 #endif
 
 #include "porting.h"
@@ -42,10 +45,6 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "util/string.h"
 #include <list>
 
-#ifdef __APPLE__
-	#include "CoreFoundation/CoreFoundation.h"
-#endif
-
 namespace porting
 {
 
@@ -284,6 +283,42 @@ bool detectMSVCBuildDir(char *c_path)
 	return (removeStringEnd(path, ends) != "");
 }
 
+std::string get_sysinfo()
+{
+#ifdef _WIN32
+	OSVERSIONINFO osvi;
+	std::ostringstream oss;
+	std::string tmp;
+	ZeroMemory(&osvi, sizeof(OSVERSIONINFO));
+	osvi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
+	GetVersionEx(&osvi);
+	tmp = osvi.szCSDVersion;
+	std::replace(tmp.begin(), tmp.end(), ' ', '_');
+
+	oss << "Windows/" << osvi.dwMajorVersion << "."
+		<< osvi.dwMinorVersion;
+	if(osvi.szCSDVersion[0])
+		oss << "-" << tmp;
+	oss << " ";
+	#ifdef _WIN64
+	oss << "x86_64";
+	#else
+	BOOL is64 = FALSE;
+	if(IsWow64Process(GetCurrentProcess(), &is64) && is64)
+		oss << "x86_64"; // 32-bit app on 64-bit OS
+	else
+		oss << "x86";
+	#endif
+
+	return oss.str();
+#else
+	struct utsname osinfo;
+	uname(&osinfo);
+	return std::string(osinfo.sysname) + "/"
+		+ osinfo.release + " " + osinfo.machine;
+#endif
+}
+
 void initializePaths()
 {
 #if RUN_IN_PLACE
-- 
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