1 files changed, 75 insertions, 0 deletions
diff --git a/xbmc/platform/Environment.cpp b/xbmc/platform/Environment.cpp
new file mode 100644
index 0000000..4655dcc
--- /dev/null
+++ b/xbmc/platform/Environment.cpp
@@ -0,0 +1,75 @@
+/*
+ *  Copyright (C) 2013-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+/**
+ * \file platform\Environment.cpp
+ * \brief Implements CEnvironment class functions.
+ *
+ *  Some ideas were inspired by PostgreSQL's pgwin32_putenv function.
+ *  Refined, updated, enhanced and modified for XBMC by Karlson2k.
+ */
+
+#include "Environment.h"
+
+#include <stdlib.h>
+
+
+// --------------------- Main Functions ---------------------
+
+int CEnvironment::setenv(const std::string &name, const std::string &value, int overwrite /*= 1*/)
+{
+#ifdef TARGET_WINDOWS
+  return (win_setenv(name, value, overwrite ? autoDetect : addOnly) == 0) ? 0 : -1;
+#else
+  if (value.empty() && overwrite != 0)
+    return ::unsetenv(name.c_str());
+  return ::setenv(name.c_str(), value.c_str(), overwrite);
+#endif
+}
+
+std::string CEnvironment::getenv(const std::string &name)
+{
+#ifdef TARGET_WINDOWS
+  return win_getenv(name);
+#else
+  char * str = ::getenv(name.c_str());
+  if (str == NULL)
+    return "";
+  return str;
+#endif
+}
+
+int CEnvironment::unsetenv(const std::string &name)
+{
+#ifdef TARGET_WINDOWS
+  return (win_setenv(name, "", deleteVariable)) == 0 ? 0 : -1;
+#else
+  return ::unsetenv(name.c_str());
+#endif
+}
+
+int CEnvironment::putenv(const std::string &envstring)
+{
+  if (envstring.empty())
+    return 0;
+  size_t pos = envstring.find('=');
+  if (pos == 0) // '=' is the first character
+    return -1;
+  if (pos == std::string::npos)
+    return unsetenv(envstring);
+  if (pos == envstring.length()-1) // '=' is in last position
+  {
+    std::string name(envstring);
+    name.erase(name.length()-1, 1);
+    return unsetenv(name);
+  }
+  std::string name(envstring, 0, pos), value(envstring, pos+1);
+
+  return setenv(name, value);
+}
+