kc3-lang/gnulib/m4/wmempcpy.m4

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• Hash : 6de13dcc
  Author :
  Date : 2023-01-22T13:12:02
  

  Resolve conflicts for functions introduced in Android API level 23.
  
  * lib/wchar.in.h (wmempcpy): Consider REPLACE_WMEMPCPY.
  * m4/wchar_h.m4 (gl_WCHAR_H_DEFAULTS): Initialize REPLACE_WMEMPCPY.
  * modules/wchar (Makefile.am): Substitute REPLACE_WMEMPCPY.
  * m4/wmempcpy.m4 (gl_FUNC_WMEMPCPY): Conditionally set
  REPLACE_WMEMPCPY.
  * modules/wmempcpy (configure.ac): Consider REPLACE_WMEMPCPY.
  

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• m4/wmempcpy.m4

• # wmempcpy.m4 serial 3
  dnl Copyright (C) 2020-2023 Free Software Foundation, Inc.
  dnl This file is free software; the Free Software Foundation
  dnl gives unlimited permission to copy and/or distribute it,
  dnl with or without modifications, as long as this notice is preserved.
  
  AC_DEFUN([gl_FUNC_WMEMPCPY],
  [
    AC_REQUIRE([gl_WCHAR_H_DEFAULTS])
  
    dnl Persuade glibc <wchar.h> to declare wmempcpy().
    AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
  
    dnl The wmempcpy() declaration in lib/wchar.in.h uses 'restrict'.
    AC_REQUIRE([AC_C_RESTRICT])
  
    gl_CHECK_FUNCS_ANDROID([wmempcpy], [[#include <wchar.h>]])
    if test $ac_cv_func_wmempcpy = no; then
      HAVE_WMEMPCPY=0
      case "$gl_cv_onwards_func_wmempcpy" in
        future*) REPLACE_WMEMPCPY=1 ;;
      esac
    fi
  ])
  

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