kc3-lang/gnulib/lib/unitypes.in.h

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• Hash : 01b5720b
  Author :
  Date : 2020-08-11T01:53:13
  

  Use many __attribute__s with clang.
  
  * m4/gnulib-common.m4 (_Noreturn): Use __attribute__ __noreturn__ also
  on clang.
  * lib/cdefs.h (__glibc_clang_has_attribute, __glibc_clang_has_builtin):
  New macros.
  (__THROW, __THROWNL, __NTH, __NTHNL): Use __attribute__ __nothrow__ also
  on clang.
  (__warndecl, __warnattr, __errordecl): Use __attribute__ __diagnose_if__
  also on older clang versions.
  (__attribute__): Don't define to empty on clang.
  (__attribute_malloc__): Use __attribute__ __malloc__ also on clang.
  (__attribute_pure__): Use __attribute__ __pure__ also on clang.
  (__attribute_const__): Use __attribute__ __const__ also on clang.
  (__attribute_used__): Use __attribute__ __used__ also on clang.
  (__attribute_noinline__): Use __attribute__ __noinline__ also on clang.
  (__attribute_deprecated__): Use __attribute__ __deprecated__ also on
  clang.
  (__attribute_format_arg__): Use __attribute__ __format_arg__ also on
  clang.
  (__attribute_format_strfmon__): Use __attribute__ __format__ __strfmon__
  also on clang.
  (__nonnull): Use __attribute__ __nonnull__ also on clang.
  (__attribute_warn_unused_result__): Use __attribute__
  __warn_unused_result__ also on clang.
  (__always_inline): Use __attribute__ __always_inline__ also on clang.
  (__attribute_artificial__): Use __attribute__ __artificial__ also on
  clang >= 7.
  (__glibc_unlikely, __glibc_likely): Use __builtin_expect also on older
  clang versions.
  (_Noreturn): Don't redefine on clang >= 3.5.
  * lib/arg-nonnull.h (_GL_ARG_NONNULL): Use __attribute__ __nonnull__
  also on clang.
  * lib/dirent.in.h (_GL_ATTRIBUTE_PURE): Use __attribute__ __pure__ also
  on clang.
  * lib/stdlib.in.h (_GL_ATTRIBUTE_PURE): Likewise.
  * lib/string.in.h (_GL_ATTRIBUTE_PURE): Likewise.
  * lib/wchar.in.h (_GL_ATTRIBUTE_PURE): Likewise.
  * lib/stdio.in.h (_GL_ATTRIBUTE_FORMAT): Use __attribute__ __format__
  also on clang.
  * lib/monetary.in.h (_GL_ATTRIBUTE_FORMAT): Likewise.
  * lib/textstyle.in.h (ostream_printf, ostream_vprintf): Likewise.
  * lib/unitypes.in.h (_UC_ATTRIBUTE_CONST): Use __attribute__ __const__
  also on clang.
  (_UC_ATTRIBUTE_PURE): Use __attribute__ __pure__ also on clang.
  * lib/noreturn.h (_GL_NORETURN_FUNC, _GL_NORETURN_FUNCPTR): Use
  __attribute__ __noreturn__ also on clang.
  * lib/obstack.h (__attribute_noreturn__): Likewise.
  * lib/file-set.h (record_file): Use __attribute__ __nonnull__ also on
  clang.
  * lib/argp-help.c (hol_entry_long_iterate): Use __attribute__
  always_inline also on clang.
  * tests/test-printf-posix.c (func1, func2, func3, func4): Test also on
  clang.
  

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• lib/unitypes.in.h

• /* Elementary types and macros for the GNU UniString library.
     Copyright (C) 2002, 2005-2006, 2009-2020 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify it
     under the terms of the GNU Lesser General Public License as published
     by the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Lesser General Public License for more details.
  
     You should have received a copy of the GNU Lesser General Public License
     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  
  #ifndef _UNITYPES_H
  #define _UNITYPES_H
  
  /* Get uint8_t, uint16_t, uint32_t.  */
  #include <stdint.h>
  
  /* Type representing a Unicode character.  */
  typedef uint32_t ucs4_t;
  
  /* Attribute of a function whose result depends only on the arguments
     (not pointers!) and which has no side effects.  */
  #ifndef _UC_ATTRIBUTE_CONST
  # if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95) || defined __clang__
  #  define _UC_ATTRIBUTE_CONST __attribute__ ((__const__))
  # else
  #  define _UC_ATTRIBUTE_CONST
  # endif
  #endif
  
  /* Attribute of a function whose result depends only on the arguments
     (possibly pointers) and global memory, and which has no side effects.  */
  #ifndef _UC_ATTRIBUTE_PURE
  # if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96) || defined __clang__
  #  define _UC_ATTRIBUTE_PURE __attribute__ ((__pure__))
  # else
  #  define _UC_ATTRIBUTE_PURE
  # endif
  #endif
  
  /* Qualifier in a function declaration, that asserts that the caller must
     pass a pointer to a different object in the specified pointer argument
     than in the other pointer arguments.  */
  #ifndef _UC_RESTRICT
  # if defined __restrict || 2 < __GNUC__ + (95 <= __GNUC_MINOR__)
  #  define _UC_RESTRICT __restrict
  # elif 199901L <= __STDC_VERSION__ || defined restrict
  #  define _UC_RESTRICT restrict
  # else
  #  define _UC_RESTRICT
  # endif
  #endif
  
  #endif /* _UNITYPES_H */
  

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