1 files changed, 30 insertions, 0 deletions
diff --git a/src/os.h b/src/os.h
new file mode 100644
index 0000000..386f0cb
--- /dev/null
+++ b/src/os.h
@@ -0,0 +1,30 @@
+/*
+ * This file is part of libplacebo.
+ *
+ * libplacebo is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * libplacebo 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with libplacebo. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#ifdef __unix__
+#define PL_HAVE_UNIX
+#endif
+
+#ifdef _WIN32
+#define PL_HAVE_WIN32
+#endif
+
+#ifdef __APPLE__
+#define PL_HAVE_APPLE
+#endif