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[wxWidgets.git] / src / unix / utilsunx.cpp

diff --git a/src/unix/utilsunx.cpp b/src/unix/utilsunx.cpp
index 25b1558c73500c7add00c24ef3a00f8a3c017bbb..73ca6f4c3178f5b6776c114145f25b9dfc1f318b 100644 (file)
--- a/src/unix/utilsunx.cpp
+++ b/src/unix/utilsunx.cpp
@@ -897,16 +897,12 @@ bool wxGetUserName(wxChar *buf, int sz)
 
 bool wxIsPlatform64Bit()
 {
-    wxString machine = wxGetCommandOutput(wxT("uname -m"));
-
-    // NOTE: these tests are not 100% reliable!
-    return machine.Contains(wxT("AMD64")) ||
-           machine.Contains(wxT("IA64")) ||
-           machine.Contains(wxT("x64")) ||
-           machine.Contains(wxT("X64")) ||
-           machine.Contains(wxT("alpha")) ||
-           machine.Contains(wxT("hppa64")) ||
-           machine.Contains(wxT("ppc64"));
+    const wxString machine = wxGetCommandOutput(wxT("uname -m"));
+
+    // the test for "64" is obviously not 100% reliable but seems to work fine
+    // in practice
+    return machine.Contains(wxT("64")) ||
+                machine.Contains(wxT("alpha"));
 }
 
 // these functions are in mac/utils.cpp for wxMac
@@ -1064,13 +1060,10 @@ bool wxGetEnv(const wxString& var, wxString *value)
     return true;
 }
 
-bool wxSetEnv(const wxString& variable, const wxChar *value)
+static bool wxDoSetEnv(const wxString& variable, const char *value)
 {
 #if defined(HAVE_SETENV)
-    return setenv(variable.mb_str(),
-                  value ? (const char *)wxString(value).mb_str()
-                        : NULL,
-                  1 /* overwrite */) == 0;
+    return setenv(variable.mb_str(), value, 1 /* overwrite */) == 0;
 #elif defined(HAVE_PUTENV)
     wxString s = variable;
     if ( value )
@@ -1089,6 +1082,16 @@ bool wxSetEnv(const wxString& variable, const wxChar *value)
 #endif
 }
 
+bool wxSetEnv(const wxString& variable, const wxString& value)
+{
+    return wxDoSetEnv(variable, value.mb_str());
+}
+
+bool wxUnsetEnv(const wxString& variable)
+{
+    return wxDoSetEnv(variable, NULL);
+}
+
 // ----------------------------------------------------------------------------
 // signal handling
 // ----------------------------------------------------------------------------