Changeset 2187 for trunk/src/emx/include/sys/gnu

Timestamp:

Jul 3, 2005, 8:20:51 AM (20 years ago)

Author:

bird

Message:

Updated features.h and the gnu cdefs.h to 2.3.x CVS. level

File:

• trunk/src/emx/include/sys/gnu/cdefs.h (modified) (8 diffs, 1 prop)

trunk/src/emx/include/sys/gnu/cdefs.h

@@ -1 @@
-/* Copyright (C) 1992-2001, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2001, 2002, 2004, 2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -18 +18 @@
 
 /**
- * GLIBC v2.3.2
+ * GLIBC v2.3.4 CVS
  * @changed bird: #ifndef'ed out a few clashes with the BSD cdefs.h.
  * @changed bird: Workaround for RC & mozilla.
@@ -46 +46 @@
 /* GCC can always grok prototypes.  For C++ programs we add throw()
    to help it optimize the function calls.  But this works only with
-   gcc 2.8.x and egcs.  */
+   gcc 2.8.x and egcs.  For gcc 3.2 and up we even mark C functions
+   as non-throwing using a function attribute since programs can use
+   the -fexceptions options for C code as well.  */
+# if !defined __cplusplus && __GNUC_PREREQ (3, 3)
+#  define __THROW       __attribute__ ((__nothrow__))
+#  define __NTH(fct)    __attribute__ ((__nothrow__)) fct
+# else
 # if defined __cplusplus && __GNUC_PREREQ (2,8)
 #  define __THROW       throw ()
+#   define __NTH(fct)   fct throw ()
 # else
 #  define __THROW
-# endif
-# define __P(args)      args __THROW
-/* This macro will be used for functions which might take C++ callback
-   functions.  */
-# define __PMT(args)    args
+#   define __NTH(fct)   fct
+#  endif
+# endif
 
 #else   /* Not GCC.  */
@@ -62 +67 @@
 
 # define __THROW
-# define __P(args)      args
-# define __PMT(args)    args
+# define __NTH(fct)     fct
 
 # define __const        const
@@ -70 +74 @@
 
 #endif  /* GCC.  */
+
+/* These two macros are not used in glibc anymore.  They are kept here
+   only because some other projects expect the macros to be defined.  */
+#define __P(args)       args
+#define __PMT(args)     args
 
 /* For these things, GCC behaves the ANSI way normally,
@@ -129 +138 @@
 
 
+/* Fortify support.  */
+#define __bos(ptr) __builtin_object_size (ptr, __USE_FORTIFY_LEVEL > 1)
+#define __bos0(ptr) __builtin_object_size (ptr, 0)
+#define __warndecl(name, msg) extern void name (void)
+
+
 /* Support for flexible arrays.  */
 #if __GNUC_PREREQ (2,97)
@@ -160 +175 @@
 
 # define __REDIRECT(name, proto, alias) name proto __asm__ (__ASMNAME (#alias))
+# ifdef __cplusplus
+#  define __REDIRECT_NTH(name, proto, alias) \
+     name proto __THROW __asm__ (__ASMNAME (#alias))
+# else
+#  define __REDIRECT_NTH(name, proto, alias) \
+     name proto __asm__ (__ASMNAME (#alias)) __THROW
+# endif
 # define __ASMNAME(cname)  __ASMNAME2 (__USER_LABEL_PREFIX__, cname)
 # define __ASMNAME2(prefix, cname) __STRING (prefix) cname
@@ -237 +259 @@
 #endif
 
+/* The nonull function attribute allows to mark pointer parameters which
+   must not be NULL.  */
+#if __GNUC_PREREQ (3,3)
+# define __nonnull_glibc(params) __attribute__ ((__nonnull__ params))
+#else
+# define __nonnull_glibc(params)
+#endif
+
+/* If fortification mode, we warn about unused results of certain
+   function calls which can lead to problems.  */
+#if __GNUC_PREREQ (3,4)
+# define __attribute_warn_unused_result__ \
+   __attribute__ ((__warn_unused_result__))
+# if __USE_FORTIFY_LEVEL > 0
+#  define __wur __attribute_warn_unused_result__
+# endif
+#else
+# define __attribute_warn_unused_result__ /* empty */
+#endif
+#ifndef __wur
+# define __wur /* Ignore */
+#endif
+
+/* Forces a function to be always inlined.  */
+#ifndef __always_inline /* bird */
+#if __GNUC_PREREQ (3,2)
+# define __always_inline __inline __attribute__ ((__always_inline__))
+#else
+# define __always_inline __inline
+#endif
+#endif                  /* bird */
+
 /* It is possible to compile containing GCC extensions even if GCC is
    run in pedantic mode if the uses are carefully marked using the