Alexandre Julliard : kernel32: Update the environment variables that vary across 32-bit/64-bit/Wow64.
Alexandre Julliard
julliard at winehq.org
Wed Dec 15 11:29:55 CST 2010
Module: wine
Branch: master
Commit: 01af5452c55c06ef827be23007482880649070d3
URL: http://source.winehq.org/git/wine.git/?a=commit;h=01af5452c55c06ef827be23007482880649070d3
Author: Alexandre Julliard <julliard at winehq.org>
Date: Tue Dec 14 22:48:44 2010 +0100
kernel32: Update the environment variables that vary across 32-bit/64-bit/Wow64.
---
dlls/kernel32/process.c | 82 +++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 82 insertions(+), 0 deletions(-)
diff --git a/dlls/kernel32/process.c b/dlls/kernel32/process.c
index 2b427b9..e29e1b2 100644
--- a/dlls/kernel32/process.c
+++ b/dlls/kernel32/process.c
@@ -542,6 +542,87 @@ static void set_additional_environment(void)
}
/***********************************************************************
+ * set_wow64_environment
+ *
+ * Set the environment variables that change across 32/64/Wow64.
+ */
+static void set_wow64_environment(void)
+{
+ static const WCHAR archW[] = {'P','R','O','C','E','S','S','O','R','_','A','R','C','H','I','T','E','C','T','U','R','E',0};
+ static const WCHAR arch6432W[] = {'P','R','O','C','E','S','S','O','R','_','A','R','C','H','I','T','E','W','6','4','3','2',0};
+ static const WCHAR x86W[] = {'x','8','6',0};
+ static const WCHAR versionW[] = {'M','a','c','h','i','n','e','\\',
+ 'S','o','f','t','w','a','r','e','\\',
+ 'M','i','c','r','o','s','o','f','t','\\',
+ 'W','i','n','d','o','w','s','\\',
+ 'C','u','r','r','e','n','t','V','e','r','s','i','o','n',0};
+ static const WCHAR progdirW[] = {'P','r','o','g','r','a','m','F','i','l','e','s','D','i','r',0};
+ static const WCHAR progdir86W[] = {'P','r','o','g','r','a','m','F','i','l','e','s','D','i','r',' ','(','x','8','6',')',0};
+ static const WCHAR progfilesW[] = {'P','r','o','g','r','a','m','F','i','l','e','s',0};
+ static const WCHAR progw6432W[] = {'P','r','o','g','r','a','m','W','6','4','3','2',0};
+ static const WCHAR commondirW[] = {'C','o','m','m','o','n','F','i','l','e','s','D','i','r',0};
+ static const WCHAR commondir86W[] = {'C','o','m','m','o','n','F','i','l','e','s','D','i','r',' ','(','x','8','6',')',0};
+ static const WCHAR commonfilesW[] = {'C','o','m','m','o','n','P','r','o','g','r','a','m','F','i','l','e','s',0};
+ static const WCHAR commonw6432W[] = {'C','o','m','m','o','n','P','r','o','g','r','a','m','W','6','4','3','2',0};
+
+ OBJECT_ATTRIBUTES attr;
+ UNICODE_STRING nameW;
+ WCHAR arch[64];
+ WCHAR *value;
+ HANDLE hkey;
+
+ /* set the PROCESSOR_ARCHITECTURE variable */
+
+ if (GetEnvironmentVariableW( arch6432W, arch, sizeof(arch) ))
+ {
+ if (is_win64)
+ {
+ SetEnvironmentVariableW( archW, arch );
+ SetEnvironmentVariableW( arch6432W, NULL );
+ }
+ }
+ else if (GetEnvironmentVariableW( archW, arch, sizeof(arch) ))
+ {
+ if (is_wow64)
+ {
+ SetEnvironmentVariableW( arch6432W, arch );
+ SetEnvironmentVariableW( archW, x86W );
+ }
+ }
+
+ attr.Length = sizeof(attr);
+ attr.RootDirectory = 0;
+ attr.ObjectName = &nameW;
+ attr.Attributes = 0;
+ attr.SecurityDescriptor = NULL;
+ attr.SecurityQualityOfService = NULL;
+ RtlInitUnicodeString( &nameW, versionW );
+ if (NtOpenKey( &hkey, KEY_READ | KEY_WOW64_64KEY, &attr )) return;
+
+ /* set the ProgramFiles variables */
+
+ if ((value = get_reg_value( hkey, progdirW )))
+ {
+ if (is_win64 || is_wow64) SetEnvironmentVariableW( progw6432W, value );
+ if (is_win64 || !is_wow64) SetEnvironmentVariableW( progfilesW, value );
+ }
+ if (is_wow64 && (value = get_reg_value( hkey, progdir86W )))
+ SetEnvironmentVariableW( progfilesW, value );
+
+ /* set the CommonProgramFiles variables */
+
+ if ((value = get_reg_value( hkey, commondirW )))
+ {
+ if (is_win64 || is_wow64) SetEnvironmentVariableW( commonw6432W, value );
+ if (is_win64 || !is_wow64) SetEnvironmentVariableW( commonfilesW, value );
+ }
+ if (is_wow64 && (value = get_reg_value( hkey, commondir86W )))
+ SetEnvironmentVariableW( commonfilesW, value );
+
+ NtClose( hkey );
+}
+
+/***********************************************************************
* set_library_wargv
*
* Set the Wine library Unicode argv global variables.
@@ -1125,6 +1206,7 @@ void CDECL __wine_kernel_init(void)
set_registry_environment( got_environment );
set_additional_environment();
}
+ set_wow64_environment();
if (!(peb->ImageBaseAddress = LoadLibraryExW( main_exe_name, 0, DONT_RESOLVE_DLL_REFERENCES )))
{
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