kc3-lang/gnulib/m4/iconv_open.m4

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• Hash : 32a72f45
  Author :
  Date : 2023-01-01T01:14:21
  

  maint: run 'make update-copyright'
  

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• m4/iconv_open.m4

• # iconv_open.m4 serial 16
  dnl Copyright (C) 2007-2023 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_ICONV_OPEN],
  [
    AC_REQUIRE([AM_ICONV])
    AC_REQUIRE([AC_CANONICAL_HOST])
    AC_REQUIRE([gl_ICONV_H_DEFAULTS])
    if test "$am_cv_func_iconv" = yes; then
      dnl Provide the <iconv.h> override, for the sake of the C++ aliases.
      gl_REPLACE_ICONV_H
      dnl Test whether iconv_open accepts standardized encoding names.
      dnl We know that GNU libiconv and GNU libc do.
      AC_EGREP_CPP([gnu_iconv], [
        #include <iconv.h>
        #if defined _LIBICONV_VERSION || (defined __GLIBC__ && !defined __UCLIBC__)
         gnu_iconv
        #endif
        ], [gl_func_iconv_gnu=yes], [gl_func_iconv_gnu=no])
      if test $gl_func_iconv_gnu = no; then
        iconv_flavor=
        case "$host_os" in
          aix*)         iconv_flavor=ICONV_FLAVOR_AIX ;;
          irix*)        iconv_flavor=ICONV_FLAVOR_IRIX ;;
          hpux*)        iconv_flavor=ICONV_FLAVOR_HPUX ;;
          osf*)         iconv_flavor=ICONV_FLAVOR_OSF ;;
          solaris*)     iconv_flavor=ICONV_FLAVOR_SOLARIS ;;
          openedition*) iconv_flavor=ICONV_FLAVOR_ZOS ;;
        esac
        if test -n "$iconv_flavor"; then
          AC_DEFINE_UNQUOTED([ICONV_FLAVOR], [$iconv_flavor],
            [Define to a symbolic name denoting the flavor of iconv_open()
             implementation.])
          gl_REPLACE_ICONV_OPEN
        fi
      fi
      m4_ifdef([gl_FUNC_ICONV_OPEN_UTF_SUPPORT], [
        gl_FUNC_ICONV_OPEN_UTF_SUPPORT
        case "$gl_cv_func_iconv_supports_utf" in
          *yes) ;;
          *)
            REPLACE_ICONV_UTF=1
            AC_DEFINE([REPLACE_ICONV_UTF], [1],
              [Define if the iconv() functions are enhanced to handle the UTF-{16,32}{BE,LE} encodings.])
            REPLACE_ICONV=1
            gl_REPLACE_ICONV_OPEN
            ;;
        esac
      ])
    fi
  ])
  
  AC_DEFUN([gl_REPLACE_ICONV_OPEN],
  [
    gl_REPLACE_ICONV_H
    REPLACE_ICONV_OPEN=1
  ])
  

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