X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fsysutils.cpp;h=95867b70fcfb1b21cdca897bef91633a40bdcf53;hb=451ef4f33b5a57dcb56bd7cb671bed359ac86247;hp=8fa3d4894924333581810cb9d19a015c26573057;hpb=58727f8fb2a4840b3170806bb87a058b03194e12;p=builder.git

diff --git a/source/sysutils.cpp b/source/sysutils.cpp
index 8fa3d48..95867b7 100644
--- a/source/sysutils.cpp
+++ b/source/sysutils.cpp
@@ -1,9 +1,16 @@
+#define _WIN32_WINNT _WIN32_WINNT_VISTA
 #define WIN32_LEAN_AND_MEAN
+#define INITGUID
 #ifdef _WIN32
 #include <windows.h>
+#include <shlobj.h>
+#include <knownfolders.h>
 #else
 #include <sys/utsname.h>
 #endif
+#include <msp/core/systemerror.h>
+#include <msp/stringcodec/utf16.h>
+#include <msp/stringcodec/utf8.h>
 #include <msp/strings/format.h>
 #include <msp/strings/utils.h>
 #include "sysutils.h"
@@ -33,3 +40,74 @@ string get_system_type()
 
 	return string();
 }
+
+FS::Path get_program_files_x86_dir()
+{
+#ifdef _WIN32
+	wchar_t *program_files_x86_ptr = 0;
+	HRESULT err = SHGetKnownFolderPath(FOLDERID_ProgramFilesX86, 0, NULL, &program_files_x86_ptr);
+	if(err!=S_OK)
+		throw runtime_error("Can't get Program Files path");
+
+	unsigned len = wcslen(program_files_x86_ptr);
+	FS::Path program_files_x86 = StringCodec::transcode<StringCodec::Utf16Le, StringCodec::Utf8>(
+		string(reinterpret_cast<const char *>(program_files_x86_ptr), len*sizeof(wchar_t)));
+
+	CoTaskMemFree(program_files_x86_ptr);
+
+	return program_files_x86;
+#else
+	return "/mnt/c/Program Files (x86)";
+#endif
+}
+
+template<>
+string get_registry_value<string>(const string &path)
+{
+#ifdef _WIN32
+	string::size_type first_sep = path.find('\\');
+	string::size_type last_sep = path.rfind('\\');
+	string root = path.substr(0, first_sep);
+	string key_path = path.substr(first_sep+1, last_sep-first_sep-1);
+	string value_name = path.substr(last_sep+1);
+
+	HKEY root_handle;
+	if(root=="HKCR")
+		root_handle = HKEY_CLASSES_ROOT;
+	else if(root=="HKCC")
+		root_handle = HKEY_CURRENT_CONFIG;
+	else if(root=="HKCU")
+		root_handle = HKEY_CURRENT_USER;
+	else if(root=="HKLM")
+		root_handle = HKEY_LOCAL_MACHINE;
+	else if(root=="HKU")
+		root_handle = HKEY_USERS;
+	else
+		throw invalid_argument("get_registry_value");
+
+	HKEY key;
+	LSTATUS err = RegOpenKeyEx(root_handle, key_path.c_str(), 0, KEY_READ, &key);
+	if(err!=ERROR_SUCCESS)
+		throw Msp::system_error("RegOpenKey", err);
+
+	DWORD value_len;
+	err = RegGetValue(key, 0, value_name.c_str(), RRF_RT_REG_SZ, 0, 0, &value_len);
+	if(err!=ERROR_SUCCESS)
+		throw Msp::system_error("RegGetValue", err);
+
+	char *buffer = new char[value_len];
+	err = RegGetValue(key, 0, value_name.c_str(), RRF_RT_REG_SZ, 0, buffer, &value_len);
+	if(err!=ERROR_SUCCESS)
+	{
+		delete[] buffer;
+		throw Msp::system_error("RegGetValue", err);
+	}
+
+	string result(buffer);
+	delete[] buffer;
+	return result;
+#else
+	(void)path;
+	return string();
+#endif
+}