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authorMike Frysinger <vapier@gentoo.org>2005-09-21 02:28:48 +0000
committerMike Frysinger <vapier@gentoo.org>2005-09-21 02:28:48 +0000
commitac7e889a246f40c6621233774a14a32ce460c00e (patch)
tree8e79b98c0edc5b381c592320460dc94fffcb05b2 /include/features.h
parentf5c0ac3d4499a11f4581c1b4ff16cef7d8cf4c0b (diff)
move misc internal definitions to a sep file to minimize differences with features.h from glibc
Diffstat (limited to 'include/features.h')
-rw-r--r--include/features.h90
1 files changed, 5 insertions, 85 deletions
diff --git a/include/features.h b/include/features.h
index b94815c85..27e827172 100644
--- a/include/features.h
+++ b/include/features.h
@@ -299,9 +299,9 @@
/* This is here only because every header file already includes this one. */
#ifndef __ASSEMBLER__
-#ifndef _SYS_CDEFS_H
-# include <sys/cdefs.h>
-#endif
+# ifndef _SYS_CDEFS_H
+# include <sys/cdefs.h>
+# endif
/* If we don't have __REDIRECT, prototypes will be missing if
__USE_FILE_OFFSET64 but not __USE_LARGEFILE[64]. */
@@ -352,89 +352,9 @@ uClibc was built without large file support enabled.
#define __USE_LARGEFILE64 1
#endif
-/* Some nice features only work properly with ELF */
-#if defined _LIBC
-#if defined __HAVE_ELF__
-/* Define ALIASNAME as a weak alias for NAME. */
-# define weak_alias(name, aliasname) _weak_alias (name, aliasname)
-# define _weak_alias(name, aliasname) \
- extern __typeof (name) aliasname __attribute__ ((weak, alias (#name)));
-/* Define ALIASNAME as a strong alias for NAME. */
-# define strong_alias(name, aliasname) _strong_alias(name, aliasname)
-# define _strong_alias(name, aliasname) \
- extern __typeof (name) aliasname __attribute__ ((alias (#name)));
-/* This comes between the return type and function name in
- * a function definition to make that definition weak. */
-# define weak_function __attribute__ ((weak))
-# define weak_const_function __attribute__ ((weak, __const__))
-/* Tacking on "\n\t#" to the section name makes gcc put it's bogus
- * section attributes on what looks like a comment to the assembler. */
-# if defined(__cris__)
-# define link_warning(symbol, msg)
-# else
-# define link_warning(symbol, msg) \
- asm (".section " ".gnu.warning." #symbol "\n\t.previous"); \
- static const char __evoke_link_warning_##symbol[] \
- __attribute__ ((unused, section (".gnu.warning." #symbol "\n\t#"))) = msg;
-#endif
-#else /* !defined __HAVE_ELF__ */
-# define strong_alias(name, aliasname) _strong_alias (name, aliasname)
-# define weak_alias(name, aliasname) _strong_alias (name, aliasname)
-# define _strong_alias(name, aliasname) \
- __asm__(".global " __C_SYMBOL_PREFIX__ #aliasname "\n" \
- ".set " __C_SYMBOL_PREFIX__ #aliasname "," __C_SYMBOL_PREFIX__ #name);
-# define link_warning(symbol, msg) \
- asm (".stabs \"" msg "\",30,0,0,0\n\t" \
- ".stabs \"" #symbol "\",1,0,0,0\n");
-#endif
-
-#ifndef weak_function
-/* If we do not have the __attribute__ ((weak)) syntax, there is no way we
- can define functions as weak symbols. The compiler will emit a `.globl'
- directive for the function symbol, and a `.weak' directive in addition
- will produce an error from the assembler. */
-# define weak_function /* empty */
-# define weak_const_function /* empty */
-#endif
-
-/* On some platforms we can make internal function calls (i.e., calls of
- functions not exported) a bit faster by using a different calling
- convention. */
-#ifndef internal_function
-# define internal_function /* empty */
-#endif
-
-/* Prepare for the case that `__builtin_expect' is not available. */
-#if __GNUC__ == 2 && __GNUC_MINOR__ < 96
-#define __builtin_expect(x, expected_value) (x)
-#endif
-#ifndef likely
-# define likely(x) __builtin_expect((!!(x)),1)
+#ifdef _LIBC
+# include <libc-internal.h>
#endif
-#ifndef unlikely
-# define unlikely(x) __builtin_expect((!!(x)),0)
-#endif
-#ifndef __LINUX_COMPILER_H
-#define __LINUX_COMPILER_H
-#endif
-#ifndef __cast__
-#define __cast__(_to)
-#endif
-
-/* Arrange to hide uClibc internals */
-#if __GNUC_PREREQ (3, 3)
-# define attribute_hidden __attribute__ ((visibility ("hidden")))
-#else
-# define attribute_hidden
-#endif
-
-/* Pull in things like __attribute_used__ */
-#include <sys/cdefs.h>
-
-/* --- this is added to integrate linuxthreads */
-#define __USE_UNIX98 1
-
-#endif /* _LIBC only stuff */
#ifndef __linux__
# define __linux__ 1