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authorDean Camera <dean@fourwalledcubicle.com>2010-05-08 03:12:14 +0000
committerDean Camera <dean@fourwalledcubicle.com>2010-05-08 03:12:14 +0000
commit071e02c6b6b4837fa9cf0b6d4c749994e02638d7 (patch)
tree960446788703b69f0bb285450be80c5b3d8cc22c /LUFA/Common/Attributes.h
parente331b531c6e6d93eb0eee42b9002074e8090ad18 (diff)
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Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
Diffstat (limited to 'LUFA/Common/Attributes.h')
-rw-r--r--LUFA/Common/Attributes.h276
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diff --git a/LUFA/Common/Attributes.h b/LUFA/Common/Attributes.h
index fed511a50..a3247b0c7 100644
--- a/LUFA/Common/Attributes.h
+++ b/LUFA/Common/Attributes.h
@@ -1,138 +1,138 @@
-/*
- LUFA Library
- Copyright (C) Dean Camera, 2010.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, distribute, and sell this
- software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
- all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- * \brief AVR-GCC special function/variable attribute macros.
- *
- * This file contains macros for applying GCC specific attributes to functions and variables to control various
- * optimizer and code generation features of the compiler. Attributes may be placed in the function prototype
- * or variable declaration in any order, and multiple attributes can be specified for a single item via a space
- * separated list.
- *
- * On incompatible versions of GCC or on other compilers, these macros evaluate to nothing unless they are
- * critical to the code's function and thus must throw a compiler error when used.
- *
- * \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
- * functionality.
- */
-
-/** \ingroup Group_Common
- * @defgroup Group_GCCAttr Function/Variable Attributes
- *
- * Macros for easy access GCC function and variable attributes, which can be applied to function prototypes or
- * variable attributes.
- *
- * @{
- */
-
-#ifndef __FUNCATTR_H__
-#define __FUNCATTR_H__
-
- /* Preprocessor Checks: */
- #if !defined(__COMMON_H__)
- #error Do not include this file directly. Include LUFA/Common/Common.h instead to gain this functionality.
- #endif
-
- /* Public Interface - May be used in end-application: */
- /* Macros: */
- #if (__GNUC__ >= 3) || defined(__DOXYGEN__)
- /** Indicates to the compiler that the function can not ever return, so that any stack restoring or
- * return code may be omitted by the compiler in the resulting binary.
- */
- #define ATTR_NO_RETURN __attribute__ ((noreturn))
-
- /** Indicates that the function returns a value which should not be ignored by the user code. When
- * applied, any ignored return value from calling the function will produce a compiler warning.
- */
- #define ATTR_WARN_UNUSED_RESULT __attribute__ ((warn_unused_result))
-
- /** Indicates that the specified parameters of the function are pointers which should never be NULL.
- * When applied as a 1-based comma separated list the compiler will emit a warning if the specified
- * parameters are known at compiler time to be NULL at the point of calling the function.
- */
- #define ATTR_NON_NULL_PTR_ARG(...) __attribute__ ((nonnull (__VA_ARGS__)))
-
- /** Removes any preamble or postamble from the function. When used, the function will not have any
- * register or stack saving code. This should be used with caution, and when used the programmer
- * is responsible for maintaining stack and register integrity.
- */
- #define ATTR_NAKED __attribute__ ((naked))
-
- /** Prevents the compiler from considering a specified function for inlining. When applied, the given
- * function will not be inlined under any circumstances.
- */
- #define ATTR_NO_INLINE __attribute__ ((noinline))
-
- /** Forces the compiler to inline the specified function. When applied, the given function will be
- * inlined under all circumstances.
- */
- #define ATTR_ALWAYS_INLINE __attribute__ ((always_inline))
-
- /** Indicates that the specified function is pure, in that it has no side-effects other than global
- * or parameter variable access.
- */
- #define ATTR_PURE __attribute__ ((pure))
-
- /** Indicates that the specified function is constant, in that it has no side effects other than
- * parameter access.
- */
- #define ATTR_CONST __attribute__ ((const))
-
- /** Marks a given function as deprecated, which produces a warning if the function is called. */
- #define ATTR_DEPRECATED __attribute__ ((deprecated))
-
- /** Marks a function as a weak reference, which can be overridden by other functions with an
- * identical name (in which case the weak reference is discarded at link time).
- */
- #define ATTR_WEAK __attribute__ ((weak))
-
- /** Forces the compiler to not automatically zero the given global variable on startup, so that the
- * current RAM contents is retained. Under most conditions this value will be random due to the
- * behaviour of volatile memory once power is removed, but may be used in some specific circumstances,
- * like the passing of values back after a system watchdog reset.
- */
- #define ATTR_NO_INIT __attribute__ ((section (".noinit")))
- #endif
-
- /** Places the function in one of the initialization sections, which execute before the main function
- * of the application. Refer to the avr-libc manual for more information on the initialization sections.
- *
- * \param[in] x Initialization section number where the function should be placed
- */
- #define ATTR_INIT_SECTION(x) __attribute__ ((naked, section (".init" #x )))
-
- /** Marks a function as an alias for another function.
- *
- * \param[in] x Name of the function which the given function name should alias
- */
- #define ATTR_ALIAS(x) __attribute__ ((alias( #x )))
-#endif
-
-/** @} */
+/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.fourwalledcubicle.com
+*/
+
+/*
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+ Permission to use, copy, modify, distribute, and sell this
+ software and its documentation for any purpose is hereby granted
+ without fee, provided that the above copyright notice appear in
+ all copies and that both that the copyright notice and this
+ permission notice and warranty disclaimer appear in supporting
+ documentation, and that the name of the author not be used in
+ advertising or publicity pertaining to distribution of the
+ software without specific, written prior permission.
+
+ The author disclaim all warranties with regard to this
+ software, including all implied warranties of merchantability
+ and fitness. In no event shall the author be liable for any
+ special, indirect or consequential damages or any damages
+ whatsoever resulting from loss of use, data or profits, whether
+ in an action of contract, negligence or other tortious action,
+ arising out of or in connection with the use or performance of
+ this software.
+*/
+
+/** \file
+ * \brief AVR-GCC special function/variable attribute macros.
+ *
+ * This file contains macros for applying GCC specific attributes to functions and variables to control various
+ * optimizer and code generation features of the compiler. Attributes may be placed in the function prototype
+ * or variable declaration in any order, and multiple attributes can be specified for a single item via a space
+ * separated list.
+ *
+ * On incompatible versions of GCC or on other compilers, these macros evaluate to nothing unless they are
+ * critical to the code's function and thus must throw a compiler error when used.
+ *
+ * \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
+ * functionality.
+ */
+
+/** \ingroup Group_Common
+ * @defgroup Group_GCCAttr Function/Variable Attributes
+ *
+ * Macros for easy access GCC function and variable attributes, which can be applied to function prototypes or
+ * variable attributes.
+ *
+ * @{
+ */
+
+#ifndef __FUNCATTR_H__
+#define __FUNCATTR_H__
+
+ /* Preprocessor Checks: */
+ #if !defined(__COMMON_H__)
+ #error Do not include this file directly. Include LUFA/Common/Common.h instead to gain this functionality.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ #if (__GNUC__ >= 3) || defined(__DOXYGEN__)
+ /** Indicates to the compiler that the function can not ever return, so that any stack restoring or
+ * return code may be omitted by the compiler in the resulting binary.
+ */
+ #define ATTR_NO_RETURN __attribute__ ((noreturn))
+
+ /** Indicates that the function returns a value which should not be ignored by the user code. When
+ * applied, any ignored return value from calling the function will produce a compiler warning.
+ */
+ #define ATTR_WARN_UNUSED_RESULT __attribute__ ((warn_unused_result))
+
+ /** Indicates that the specified parameters of the function are pointers which should never be NULL.
+ * When applied as a 1-based comma separated list the compiler will emit a warning if the specified
+ * parameters are known at compiler time to be NULL at the point of calling the function.
+ */
+ #define ATTR_NON_NULL_PTR_ARG(...) __attribute__ ((nonnull (__VA_ARGS__)))
+
+ /** Removes any preamble or postamble from the function. When used, the function will not have any
+ * register or stack saving code. This should be used with caution, and when used the programmer
+ * is responsible for maintaining stack and register integrity.
+ */
+ #define ATTR_NAKED __attribute__ ((naked))
+
+ /** Prevents the compiler from considering a specified function for inlining. When applied, the given
+ * function will not be inlined under any circumstances.
+ */
+ #define ATTR_NO_INLINE __attribute__ ((noinline))
+
+ /** Forces the compiler to inline the specified function. When applied, the given function will be
+ * inlined under all circumstances.
+ */
+ #define ATTR_ALWAYS_INLINE __attribute__ ((always_inline))
+
+ /** Indicates that the specified function is pure, in that it has no side-effects other than global
+ * or parameter variable access.
+ */
+ #define ATTR_PURE __attribute__ ((pure))
+
+ /** Indicates that the specified function is constant, in that it has no side effects other than
+ * parameter access.
+ */
+ #define ATTR_CONST __attribute__ ((const))
+
+ /** Marks a given function as deprecated, which produces a warning if the function is called. */
+ #define ATTR_DEPRECATED __attribute__ ((deprecated))
+
+ /** Marks a function as a weak reference, which can be overridden by other functions with an
+ * identical name (in which case the weak reference is discarded at link time).
+ */
+ #define ATTR_WEAK __attribute__ ((weak))
+
+ /** Forces the compiler to not automatically zero the given global variable on startup, so that the
+ * current RAM contents is retained. Under most conditions this value will be random due to the
+ * behaviour of volatile memory once power is removed, but may be used in some specific circumstances,
+ * like the passing of values back after a system watchdog reset.
+ */
+ #define ATTR_NO_INIT __attribute__ ((section (".noinit")))
+ #endif
+
+ /** Places the function in one of the initialization sections, which execute before the main function
+ * of the application. Refer to the avr-libc manual for more information on the initialization sections.
+ *
+ * \param[in] x Initialization section number where the function should be placed
+ */
+ #define ATTR_INIT_SECTION(x) __attribute__ ((naked, section (".init" #x )))
+
+ /** Marks a function as an alias for another function.
+ *
+ * \param[in] x Name of the function which the given function name should alias
+ */
+ #define ATTR_ALIAS(x) __attribute__ ((alias( #x )))
+#endif
+
+/** @} */