kc3-lang/gnulib/m4/nl_langinfo.m4

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• Hash : 2b772926
  Author :
  Date : 2023-01-22T14:20:58
  

  Resolve conflicts for functions introduced in Android API level 26.
  
  * m4/nl_langinfo.m4 (gl_FUNC_NL_LANGINFO): Conditionally set
  REPLACE_NL_LANGINFO.
  * lib/langinfo.in.h (nl_langinfo): Disable _GL_CXXALIASWARN invocation
  on non-glibc systems.
  

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• m4/nl_langinfo.m4

• # nl_langinfo.m4 serial 11
  dnl Copyright (C) 2009-2023 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_NL_LANGINFO],
  [
    AC_REQUIRE([gl_LANGINFO_H_DEFAULTS])
    AC_REQUIRE([gl_LANGINFO_H])
    gl_CHECK_FUNCS_ANDROID([nl_langinfo], [[#include <langinfo.h>]])
    AC_REQUIRE([AC_CANONICAL_HOST])
    AC_REQUIRE([gl_FUNC_SETLOCALE_NULL])
    AC_REQUIRE([gl_PTHREADLIB])
    AC_CHECK_HEADERS_ONCE([threads.h])
    if test $ac_cv_func_nl_langinfo = yes; then
      # On Irix 6.5, YESEXPR is defined, but nl_langinfo(YESEXPR) is broken.
      AC_CACHE_CHECK([whether YESEXPR works],
        [gl_cv_func_nl_langinfo_yesexpr_works],
        [AC_RUN_IFELSE(
           [AC_LANG_PROGRAM([[#include <langinfo.h>
  ]], [[return !*nl_langinfo(YESEXPR);
  ]])],
           [gl_cv_func_nl_langinfo_yesexpr_works=yes],
           [gl_cv_func_nl_langinfo_yesexpr_works=no],
           [
           case "$host_os" in
                     # Guess no on irix systems.
             irix*)  gl_cv_func_nl_langinfo_yesexpr_works="guessing no";;
                     # Guess yes elsewhere.
             *)      gl_cv_func_nl_langinfo_yesexpr_works="guessing yes";;
           esac
           ])
        ])
      case $gl_cv_func_nl_langinfo_yesexpr_works in
        *yes) FUNC_NL_LANGINFO_YESEXPR_WORKS=1 ;;
        *)    FUNC_NL_LANGINFO_YESEXPR_WORKS=0 ;;
      esac
      AC_DEFINE_UNQUOTED([FUNC_NL_LANGINFO_YESEXPR_WORKS],
        [$FUNC_NL_LANGINFO_YESEXPR_WORKS],
        [Define to 1 if nl_langinfo (YESEXPR) returns a non-empty string.])
      # On Solaris 10 and Solaris 11.3, nl_langinfo is not multithread-safe.
      case "$host_os" in
        solaris*) NL_LANGINFO_MTSAFE=0 ;;
        *)        NL_LANGINFO_MTSAFE=1 ;;
      esac
      AC_DEFINE_UNQUOTED([NL_LANGINFO_MTSAFE], [$NL_LANGINFO_MTSAFE],
        [Define to 1 if nl_langinfo is multithread-safe.])
      if test $HAVE_LANGINFO_CODESET = 1 \
         && test $HAVE_LANGINFO_T_FMT_AMPM = 1 \
         && test $HAVE_LANGINFO_ALTMON = 1 \
         && test $HAVE_LANGINFO_ERA = 1 \
         && test $FUNC_NL_LANGINFO_YESEXPR_WORKS = 1 \
         && test $NL_LANGINFO_MTSAFE = 1; then
        :
      else
        REPLACE_NL_LANGINFO=1
        AC_DEFINE([REPLACE_NL_LANGINFO], [1],
          [Define if nl_langinfo exists but is overridden by gnulib.])
      fi
    else
      HAVE_NL_LANGINFO=0
      case "$gl_cv_onwards_func_nl_langinfo" in
        future*) REPLACE_NL_LANGINFO=1 ;;
      esac
    fi
    if test $HAVE_NL_LANGINFO = 0 || test $HAVE_LANGINFO_CODESET = 0; then
      LIB_NL_LANGINFO="$SETLOCALE_NULL_LIB"
    else
      LIB_NL_LANGINFO=
    fi
    dnl LIB_NL_LANGINFO is expected to be empty everywhere.
    AC_SUBST([LIB_NL_LANGINFO])
  ])
  
  # Prerequisites of lib/nl_langinfo-lock.c.
  AC_DEFUN([gl_PREREQ_NL_LANGINFO_LOCK],
  [
    gl_VISIBILITY
  ])
  

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