# iconv_open.m4 # serial 17 dnl Copyright (C) 2007-2024 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 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 #if (defined _LIBICONV_VERSION && !(_LIBICONV_VERSION == 0x10b && defined __APPLE__)) \ || (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 ])