-# iconv.m4 serial AM8 (gettext-0.18)
-dnl Copyright (C) 2000-2002, 2007-2009 Free Software Foundation, Inc.
+# iconv.m4 serial 11 (gettext-0.18.1)
+dnl Copyright (C) 2000-2002, 2007-2010 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.
])
if test "$am_cv_func_iconv" = yes; then
AC_CACHE_CHECK([for working iconv], [am_cv_func_iconv_works], [
- dnl This tests against bugs in AIX 5.1 and HP-UX 11.11.
+ dnl This tests against bugs in AIX 5.1, HP-UX 11.11, Solaris 10.
am_save_LIBS="$LIBS"
if test $am_cv_lib_iconv = yes; then
LIBS="$LIBS $LIBICONV"
return 1;
}
}
+ /* Test against Solaris 10 bug: Failures are not distinguishable from
+ successful returns. */
+ {
+ iconv_t cd_ascii_to_88591 = iconv_open ("ISO8859-1", "646");
+ if (cd_ascii_to_88591 != (iconv_t)(-1))
+ {
+ static const char input[] = "\263";
+ char buf[10];
+ const char *inptr = input;
+ size_t inbytesleft = strlen (input);
+ char *outptr = buf;
+ size_t outbytesleft = sizeof (buf);
+ size_t res = iconv (cd_ascii_to_88591,
+ (char **) &inptr, &inbytesleft,
+ &outptr, &outbytesleft);
+ if (res == 0)
+ return 1;
+ }
+ }
#if 0 /* This bug could be worked around by the caller. */
/* Test against HP-UX 11.11 bug: Positive return value instead of 0. */
{
AC_SUBST([LTLIBICONV])
])
-AC_DEFUN([AM_ICONV],
+dnl Define AM_ICONV using AC_DEFUN_ONCE for Autoconf >= 2.64, in order to
+dnl avoid warnings like
+dnl "warning: AC_REQUIRE: `AM_ICONV' was expanded before it was required".
+dnl This is tricky because of the way 'aclocal' is implemented:
+dnl - It requires defining an auxiliary macro whose name ends in AC_DEFUN.
+dnl Otherwise aclocal's initial scan pass would miss the macro definition.
+dnl - It requires a line break inside the AC_DEFUN_ONCE and AC_DEFUN expansions.
+dnl Otherwise aclocal would emit many "Use of uninitialized value $1"
+dnl warnings.
+m4_define([gl_iconv_AC_DEFUN],
+ m4_version_prereq([2.64],
+ [[AC_DEFUN_ONCE(
+ [$1], [$2])]],
+ [[AC_DEFUN(
+ [$1], [$2])]]))
+gl_iconv_AC_DEFUN([AM_ICONV],
[
AM_ICONV_LINK
if test "$am_cv_func_iconv" = yes; then