gcc.h: major update
Copy the according file from another project (i.e. XCSoar). This will allow copying more code more easily.
This commit is contained in:
Max Kellermann
parent
e4e80ff0cb
commit
1dd1a705b5
@ -72,7 +72,7 @@ void client_vprintf(Client *client, const char *fmt, va_list args);
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/**
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* Write a printf-like formatted string to the client.
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*/
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gcc_fprintf
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gcc_printf(2,3)
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void
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client_printf(Client *client, const char *fmt, ...);
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16
src/Log.hxx
16
src/Log.hxx
@ -43,7 +43,7 @@ enum class LogLevel {
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void
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Log(const Domain &domain, LogLevel level, const char *msg);
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gcc_fprintf_
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gcc_printf(3,4)
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void
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LogFormat(const Domain &domain, LogLevel level, const char *fmt, ...);
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@ -53,7 +53,7 @@ LogDebug(const Domain &domain, const char *msg)
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Log(domain, LogLevel::DEBUG, msg);
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}
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gcc_fprintf
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gcc_printf(2,3)
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void
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FormatDebug(const Domain &domain, const char *fmt, ...);
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@ -63,7 +63,7 @@ LogInfo(const Domain &domain, const char *msg)
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Log(domain, LogLevel::INFO, msg);
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}
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gcc_fprintf
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gcc_printf(2,3)
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void
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FormatInfo(const Domain &domain, const char *fmt, ...);
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@ -73,7 +73,7 @@ LogWarning(const Domain &domain, const char *msg)
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Log(domain, LogLevel::WARNING, msg);
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}
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gcc_fprintf
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gcc_printf(2,3)
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void
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FormatWarning(const Domain &domain, const char *fmt, ...);
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@ -83,7 +83,7 @@ LogError(const Domain &domain, const char *msg)
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Log(domain, LogLevel::ERROR, msg);
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}
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gcc_fprintf
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gcc_printf(2,3)
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void
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FormatError(const Domain &domain, const char *fmt, ...);
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@ -93,7 +93,7 @@ LogError(const Error &error);
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void
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LogError(const Error &error, const char *msg);
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gcc_fprintf
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gcc_printf(2,3)
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void
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FormatError(const Error &error, const char *fmt, ...);
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@ -103,11 +103,11 @@ LogErrno(const Domain &domain, int e, const char *msg);
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void
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LogErrno(const Domain &domain, const char *msg);
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gcc_fprintf_
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gcc_printf(3,4)
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void
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FormatErrno(const Domain &domain, int e, const char *fmt, ...);
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gcc_fprintf
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gcc_printf(2,3)
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void
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FormatErrno(const Domain &domain, const char *fmt, ...);
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210
src/gcc.h
210
src/gcc.h
@ -1,5 +1,5 @@
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/*
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* Copyright (C) 2003-2011 The Music Player Daemon Project
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* Copyright (C) 2003-2013 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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@ -21,64 +21,148 @@
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#define MPD_GCC_H
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#define GCC_CHECK_VERSION(major, minor) \
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(defined(__GNUC__) && \
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(__GNUC__ > (major) || \
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(__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))))
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(defined(__GNUC__) && \
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(__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))))
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/* this allows us to take advantage of special gcc features while still
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* allowing other compilers to compile:
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*
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* example taken from: http://rlove.org/log/2005102601
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*/
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#ifdef __GNUC__
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#define GCC_VERSION (__GNUC__ * 10000 \
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+ __GNUC_MINOR__ * 100 \
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+ __GNUC_PATCHLEVEL__)
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#else
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#define GCC_VERSION 0
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#endif
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#if GCC_CHECK_VERSION(3,0)
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# define gcc_const __attribute__((const))
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# define gcc_pure __attribute__((pure))
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# define gcc_malloc __attribute__((malloc))
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# define gcc_noreturn __attribute__((noreturn))
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# define gcc_must_check __attribute__ ((warn_unused_result))
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# define gcc_packed __attribute__ ((packed))
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/* these are very useful for type checking */
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# define gcc_printf __attribute__ ((format(printf,1,2)))
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# define gcc_fprintf __attribute__ ((format(printf,2,3)))
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# define gcc_fprintf_ __attribute__ ((format(printf,3,4)))
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# define gcc_fprintf__ __attribute__ ((format(printf,4,5)))
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# define gcc_scanf __attribute__ ((format(scanf,1,2)))
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# define gcc_used __attribute__ ((used))
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# define gcc_unused __attribute__((unused))
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# define gcc_warn_unused_result __attribute__((warn_unused_result))
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/* # define inline inline __attribute__ ((always_inline)) */
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# define gcc_noinline __attribute__ ((noinline))
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# define gcc_nonnull(...) __attribute__((nonnull(__VA_ARGS__)))
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# define gcc_nonnull_all __attribute__((nonnull))
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#ifdef __clang__
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# define CLANG_VERSION (__clang_major__ * 10000 \
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+ __clang_minor__ * 100 \
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+ __clang_patchlevel__)
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# if __clang_major__ < 3
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# error Sorry, your clang version is too old. You need at least version 3.1.
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# endif
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#elif defined(__GNUC__)
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# if !GCC_CHECK_VERSION(4,6)
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# error Sorry, your gcc version is too old. You need at least version 4.6.
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# endif
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#else
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# warning Untested compiler. Use at your own risk!
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#endif
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# define gcc_likely(x) __builtin_expect (!!(x), 1)
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# define gcc_unlikely(x) __builtin_expect (!!(x), 0)
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#if GCC_CHECK_VERSION(4,0)
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/* GCC 4.x */
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#define gcc_const __attribute__((const))
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#define gcc_deprecated __attribute__((deprecated))
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#define gcc_may_alias __attribute__((may_alias))
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#define gcc_malloc __attribute__((malloc))
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#define gcc_noreturn __attribute__((noreturn))
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#define gcc_packed __attribute__((packed))
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#define gcc_printf(a,b) __attribute__((format(printf, a, b)))
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#define gcc_pure __attribute__((pure))
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#define gcc_sentinel __attribute__((sentinel))
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#define gcc_unused __attribute__((unused))
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#define gcc_warn_unused_result __attribute__((warn_unused_result))
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#define gcc_nonnull(...) __attribute__((nonnull(__VA_ARGS__)))
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#define gcc_nonnull_all __attribute__((nonnull))
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#define gcc_likely(x) __builtin_expect (!!(x), 1)
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#define gcc_unlikely(x) __builtin_expect (!!(x), 0)
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#define gcc_aligned(n) __attribute__((aligned(n)))
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#define gcc_visibility_hidden __attribute__((visibility("hidden")))
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#define gcc_visibility_default __attribute__((visibility("default")))
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#define gcc_always_inline __attribute__((always_inline))
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#else
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# define gcc_unused
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# define gcc_const
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# define gcc_pure
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# define gcc_malloc
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# define gcc_noreturn
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# define gcc_must_check
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# define gcc_packed
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# define gcc_printf
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# define gcc_fprintf
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# define gcc_fprintf_
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# define gcc_fprintf__
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# define gcc_scanf
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# define gcc_used
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# define gcc_unused
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# define gcc_warn_unused_result
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/* # define inline */
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# define gcc_noinline
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# define gcc_nonnull(...)
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# define gcc_nonnull_all
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# define gcc_likely(x) (x)
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# define gcc_unlikely(x) (x)
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/* generic C compiler */
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#define gcc_const
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#define gcc_deprecated
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#define gcc_may_alias
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#define gcc_malloc
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#define gcc_noreturn
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#define gcc_packed
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#define gcc_printf(a,b)
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#define gcc_pure
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#define gcc_sentinel
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#define gcc_unused
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#define gcc_warn_unused_result
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#define gcc_nonnull(...)
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#define gcc_nonnull_all
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#define gcc_likely(x) (x)
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#define gcc_unlikely(x) (x)
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#define gcc_aligned(n)
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#define gcc_visibility_hidden
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#define gcc_visibility_default
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#define gcc_always_inline inline
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#endif
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#if GCC_CHECK_VERSION(4,3)
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#define gcc_hot __attribute__((hot))
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#define gcc_cold __attribute__((cold))
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#else /* ! GCC_UNUSED >= 40300 */
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#define gcc_hot
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#define gcc_cold
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#endif /* ! GCC_UNUSED >= 40300 */
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#if GCC_CHECK_VERSION(4,6) && !defined(__clang__)
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#define gcc_flatten __attribute__((flatten))
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#else
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#define gcc_flatten
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#endif
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#ifndef __cplusplus
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/* plain C99 has "restrict" */
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#define gcc_restrict restrict
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#elif GCC_CHECK_VERSION(4,0)
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/* "__restrict__" is a GCC extension for C++ */
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#define gcc_restrict __restrict__
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#else
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/* disable it on other compilers */
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#define gcc_restrict
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#endif
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/* C++11 features */
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#if defined(__cplusplus)
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/* support for C++11 "override" was added in gcc 4.7 */
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#if !defined(__clang__) && !GCC_CHECK_VERSION(4,7)
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#define override
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#define final
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#endif
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#if defined(__clang__) || GCC_CHECK_VERSION(4,8)
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#define gcc_alignas(T, fallback) alignas(T)
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#else
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#define gcc_alignas(T, fallback) gcc_aligned(fallback)
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#endif
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#endif
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#ifndef __has_feature
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// define dummy macro for non-clang compilers
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#define __has_feature(x) 0
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#endif
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#if __has_feature(attribute_unused_on_fields)
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#define gcc_unused_field gcc_unused
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#else
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#define gcc_unused_field
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#endif
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#if defined(__GNUC__) || defined(__clang__)
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@ -87,26 +171,4 @@
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#define gcc_unreachable()
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#endif
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#ifdef __cplusplus
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#ifdef __GNUC__
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/* "__restrict__" is a GCC extension for C++ */
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#define restrict __restrict__
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#else
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/* disable it on other compilers */
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#define restrict
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#endif
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#if !defined(__clang__) && defined(__GNUC__) && !GCC_CHECK_VERSION(4,6)
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#error Your gcc version is too old. MPD requires gcc 4.6 or newer.
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#endif
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/* support for C++11 "override" was added in gcc 4.7 */
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#if !defined(__clang__) && defined(__GNUC__) && !GCC_CHECK_VERSION(4,7)
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#define override
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#define final
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#endif
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#endif
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#endif /* MPD_GCC_H */
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@ -38,9 +38,9 @@ MonoToStereo(D dest, S src, S end)
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}
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static void
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pcm_convert_channels_16_2_to_1(int16_t *restrict dest,
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const int16_t *restrict src,
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const int16_t *restrict src_end)
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pcm_convert_channels_16_2_to_1(int16_t *gcc_restrict dest,
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const int16_t *gcc_restrict src,
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const int16_t *gcc_restrict src_end)
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{
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while (src < src_end) {
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int32_t a = *src++, b = *src++;
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@ -50,10 +50,10 @@ pcm_convert_channels_16_2_to_1(int16_t *restrict dest,
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}
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static void
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pcm_convert_channels_16_n_to_2(int16_t *restrict dest,
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pcm_convert_channels_16_n_to_2(int16_t *gcc_restrict dest,
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unsigned src_channels,
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const int16_t *restrict src,
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const int16_t *restrict src_end)
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const int16_t *gcc_restrict src,
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const int16_t *gcc_restrict src_end)
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{
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unsigned c;
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@ -101,9 +101,9 @@ pcm_convert_channels_16(PcmBuffer &buffer,
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}
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static void
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pcm_convert_channels_24_2_to_1(int32_t *restrict dest,
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const int32_t *restrict src,
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const int32_t *restrict src_end)
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pcm_convert_channels_24_2_to_1(int32_t *gcc_restrict dest,
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const int32_t *gcc_restrict src,
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const int32_t *gcc_restrict src_end)
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{
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while (src < src_end) {
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int32_t a = *src++, b = *src++;
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@ -113,10 +113,10 @@ pcm_convert_channels_24_2_to_1(int32_t *restrict dest,
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}
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static void
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pcm_convert_channels_24_n_to_2(int32_t *restrict dest,
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pcm_convert_channels_24_n_to_2(int32_t *gcc_restrict dest,
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unsigned src_channels,
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const int32_t *restrict src,
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const int32_t *restrict src_end)
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const int32_t *gcc_restrict src,
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const int32_t *gcc_restrict src_end)
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{
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unsigned c;
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@ -165,9 +165,9 @@ pcm_convert_channels_24(PcmBuffer &buffer,
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}
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static void
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pcm_convert_channels_32_2_to_1(int32_t *restrict dest,
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const int32_t *restrict src,
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const int32_t *restrict src_end)
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pcm_convert_channels_32_2_to_1(int32_t *gcc_restrict dest,
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const int32_t *gcc_restrict src,
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const int32_t *gcc_restrict src_end)
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{
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while (src < src_end) {
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int64_t a = *src++, b = *src++;
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@ -228,9 +228,9 @@ pcm_convert_channels_32(PcmBuffer &buffer,
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}
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static void
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pcm_convert_channels_float_2_to_1(float *restrict dest,
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const float *restrict src,
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const float *restrict src_end)
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pcm_convert_channels_float_2_to_1(float *gcc_restrict dest,
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const float *gcc_restrict src,
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const float *gcc_restrict src_end)
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{
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while (src < src_end) {
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double a = *src++, b = *src++;
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@ -195,9 +195,9 @@ pcm_convert_16_to_24(int32_t *out, const int16_t *in, const int16_t *in_end)
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}
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static void
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pcm_convert_32_to_24(int32_t *restrict out,
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const int32_t *restrict in,
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const int32_t *restrict in_end)
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pcm_convert_32_to_24(int32_t *gcc_restrict out,
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const int32_t *gcc_restrict in,
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const int32_t *gcc_restrict in_end)
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{
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while (in < in_end)
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*out++ = *in++ >> 8;
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@ -300,9 +300,9 @@ pcm_convert_16_to_32(int32_t *out, const int16_t *in, const int16_t *in_end)
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}
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static void
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pcm_convert_24_to_32(int32_t *restrict out,
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const int32_t *restrict in,
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const int32_t *restrict in_end)
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pcm_convert_24_to_32(int32_t *gcc_restrict out,
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const int32_t *gcc_restrict in,
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const int32_t *gcc_restrict in_end)
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{
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while (in < in_end)
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*out++ = *in++ << 8;
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@ -38,7 +38,7 @@ void
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command_error_v(Client *client, enum ack error,
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const char *fmt, va_list args);
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gcc_fprintf_
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gcc_printf(3,4)
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void
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command_error(Client *client, enum ack error, const char *fmt, ...);
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