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-rw-r--r--src/utils/env.cpp79
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diff --git a/src/utils/env.cpp b/src/utils/env.cpp
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+/*
+ * The ManaPlus Client
+ * Copyright (C) 2011-2015 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "utils/env.h"
+
+#include "configuration.h"
+#include "logger.h"
+#include "settings.h"
+
+#include <stdlib.h>
+
+#include "debug.h"
+
+void updateEnv()
+{
+#if defined(WIN32) || defined(__APPLE__)
+ if (config.getBoolValue("centerwindow"))
+ setEnv("SDL_VIDEO_CENTERED", "1");
+ else
+ setEnv("SDL_VIDEO_CENTERED", "0");
+#endif
+
+ if (config.getBoolValue("allowscreensaver"))
+ setEnv("SDL_VIDEO_ALLOW_SCREENSAVER", "1");
+ else
+ setEnv("SDL_VIDEO_ALLOW_SCREENSAVER", "0");
+
+#ifndef WIN32
+ const int vsync = settings.options.test.empty()
+ ? config.getIntValue("vsync") : 1;
+ // __GL_SYNC_TO_VBLANK is nvidia variable.
+ // vblank_mode is MESA variable.
+ switch (vsync)
+ {
+ case 1:
+ setEnv("__GL_SYNC_TO_VBLANK", "0");
+ setEnv("vblank_mode", "0");
+ break;
+ case 2:
+ setEnv("__GL_SYNC_TO_VBLANK", "1");
+ setEnv("vblank_mode", "1");
+ break;
+ default:
+ break;
+ }
+#endif
+}
+
+void setEnv(const char *const name, const char *const value)
+{
+ if (!name || !value)
+ return;
+#ifdef WIN32
+ if (putenv(const_cast<char*>((std::string(name)
+ + "=" + value).c_str())))
+#else
+ if (setenv(name, value, 1))
+#endif
+ {
+ logger->log("setenv failed: %s=%s", name, value);
+ }
+}