Move top-level headers to cfg/ subdir.

[bertos.git] / cfg / os.h

diff --git a/cfg/os.h b/cfg/os.h
new file mode 100755 (executable)
index 0000000..7d9b605
--- /dev/null
+++ b/cfg/os.h
@@ -0,0 +1,95 @@
+/*!
+ * \file
+ * <!--
+ * Copyright 2004 Develer S.r.l. (http://www.develer.com/)
+ * This file is part of DevLib - See devlib/README for information.
+ * -->
+ *
+ * \brief OS-specific definitions
+ *
+ * \version $Id$
+ *
+ * \author Bernardo Innocenti <bernie@develer.com>
+ */
+
+/*#*
+ *#* $Log$
+ *#* Revision 1.1  2005/04/11 19:04:13  bernie
+ *#* Move top-level headers to cfg/ subdir.
+ *#*
+ *#* Revision 1.1  2004/12/31 17:40:24  bernie
+ *#* Add OS detection code.
+ *#*
+ *#*/
+#ifndef DEVLIB_OS_H
+#define DEVLIB_OS_H
+
+
+/*! Macro to include OS-specific versions of the headers. */
+#define OS_HEADER(module)  PP_STRINGIZE(PP_CAT3(module, _, OS_ID).h)
+
+/*
+ * OS autodetection (Some systems trigger multiple OS definitions)
+ */
+#ifdef _WIN32
+       #define OS_WIN32  1
+       #define OS_ID     win32
+#else
+       #define OS_WIN32  0
+#endif
+
+#ifdef __unix__
+       #define OS_UNIX   1
+       #define OS_POSIX  1  /* Not strictly UNIX, but no way to autodetect it. */
+       #define OS_ID     unix
+#else
+       #define OS_UNIX   0
+       #define OS_POSIX  0
+#endif
+
+#ifdef __linux__
+       #define OS_LINUX  1
+#else
+       #define OS_LINUX  0
+#endif
+
+#if defined(__APPLE__) && defined(__MACH__)
+       #define OS_DARWIN 1
+#else
+       #define OS_DARWIN 0
+#endif
+
+/*
+ * Summarize hosted environments as OS_HOSTED.
+ */
+#if OS_WIN32 || OS_UNIX
+       #define OS_HOSTED   1
+#else
+       #define OS_HOSTED   0
+#endif
+
+/*
+ * Summarize embedded environments as OS_EMBEDDED.
+ */
+#if CPU_AVR || CPU_DSP56K || CPU_I196 || defined(__embedded__)
+       #define OS_EMBEDDED  1
+#else
+       #define OS_EMBEDDED  0
+#endif
+
+
+/* Self-check for the detection */
+#if CPU_I196 + CPU_X86 + CPU_DSP56K + CPU_AVR == 0
+       #error Unknown CPU
+#endif
+#if !defined(OS_ID)
+       #error OS_ID not defined
+#endif
+#if OS_HOSTED && OS_EMBEDDED
+       #error Both hosted and embedded OS environment
+#endif
+#if !OS_HOSTED && !OS_EMBEDDED
+       #error Neither hosted nor embedded OS environment
+#endif
+
+#endif /* DEVLIB_OS_H */