iconv: Work around AIX 6.1..7.1 bug.

This commit is contained in:
Bruno Haible 2010-07-31 13:40:01 +02:00
parent 1b9161a086
commit 9c56832fc9
2 changed files with 30 additions and 4 deletions

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@ -1,3 +1,10 @@
2010-07-31 Bruno Haible <bruno@clisp.org>
iconv: Work around AIX 6.1..7.1 bug.
* iconv.m4 (AM_ICONV_LINK): Test against AIX 6.1, 7.1 bug. When
cross-compiling, guess no on all versions of AIX.
Reported by Rainer Tammer.
2010-07-30 Bruno Haible <bruno@clisp.org>
iconv: Update regarding AIX.

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@ -1,4 +1,4 @@
# iconv.m4 serial 13 (gettext-0.18.2)
# iconv.m4 serial 14 (gettext-0.18.2)
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,
@ -66,7 +66,8 @@ AC_DEFUN([AM_ICONV_LINK],
])
if test "$am_cv_func_iconv" = yes; then
AC_CACHE_CHECK([for working iconv], [am_cv_func_iconv_works], [
dnl This tests against bugs in AIX 5.1, HP-UX 11.11, Solaris 10.
dnl This tests against bugs in AIX 5.1, AIX 6.1..7.1, HP-UX 11.11,
dnl Solaris 10.
am_save_LIBS="$LIBS"
if test $am_cv_lib_iconv = yes; then
LIBS="$LIBS $LIBICONV"
@ -115,6 +116,24 @@ int main ()
return 1;
}
}
/* Test against AIX 6.1..7.1 bug: Buffer overrun. */
{
iconv_t cd_88591_to_utf8 = iconv_open ("UTF-8", "ISO-8859-1");
if (cd_88591_to_utf8 != (iconv_t)(-1))
{
static const char input[] = "\304";
static char buf[2] = { (char)0xDE, (char)0xAD };
const char *inptr = input;
size_t inbytesleft = 1;
char *outptr = buf;
size_t outbytesleft = 1;
size_t res = iconv (cd_88591_to_utf8,
(char **) &inptr, &inbytesleft,
&outptr, &outbytesleft);
if (res != (size_t)(-1) || outptr - buf > 1 || buf[1] != (char)0xAD)
return 1;
}
}
#if 0 /* This bug could be worked around by the caller. */
/* Test against HP-UX 11.11 bug: Positive return value instead of 0. */
{
@ -153,8 +172,8 @@ int main ()
[
changequote(,)dnl
case "$host_os" in
aix | aix[3-6]* | hpux*) am_cv_func_iconv_works="guessing no" ;;
*) am_cv_func_iconv_works="guessing yes" ;;
aix* | hpux*) am_cv_func_iconv_works="guessing no" ;;
*) am_cv_func_iconv_works="guessing yes" ;;
esac
changequote([,])dnl
])