-# iconv_open.m4 serial 4
-dnl Copyright (C) 2007-2008 Free Software Foundation, Inc.
+# iconv_open.m4 serial 12
+dnl Copyright (C) 2007-2011 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_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__
+ #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 ;;
+ 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 ;;
esac
if test -n "$iconv_flavor"; then
AC_DEFINE_UNQUOTED([ICONV_FLAVOR], [$iconv_flavor],
AC_REQUIRE([AC_CANONICAL_HOST]) dnl for cross-compiles
AC_REQUIRE([gl_ICONV_H_DEFAULTS])
if test "$am_cv_func_iconv" = yes; then
- if test -n "$am_cv_proto_iconv_arg1"; then
- ICONV_CONST="const"
- else
- ICONV_CONST=
- fi
- AC_SUBST([ICONV_CONST])
AC_CACHE_CHECK([whether iconv supports conversion between UTF-8 and UTF-{16,32}{BE,LE}],
[gl_cv_func_iconv_supports_utf],
[
save_LIBS="$LIBS"
LIBS="$LIBS $LIBICONV"
- AC_TRY_RUN([
+ AC_RUN_IFELSE(
+ [AC_LANG_SOURCE([[
#include <iconv.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#define ASSERT(expr) if (!(expr)) return 1;
int main ()
{
+ int result = 0;
/* Test conversion from UTF-8 to UTF-16BE with no errors. */
{
static const char input[] =
static const char expected[] =
"\000J\000a\000p\000a\000n\000e\000s\000e\000 \000(\145\345\147\054\212\236\000)\000 \000[\330\065\335\015\330\065\335\036\330\065\335\055\000]";
iconv_t cd;
- char buf[100];
- const char *inptr;
- size_t inbytesleft;
- char *outptr;
- size_t outbytesleft;
- size_t res;
cd = iconv_open ("UTF-16BE", "UTF-8");
- ASSERT (cd != (iconv_t)(-1));
- inptr = input;
- inbytesleft = sizeof (input) - 1;
- outptr = buf;
- outbytesleft = sizeof (buf);
- res = iconv (cd,
- (ICONV_CONST char **) &inptr, &inbytesleft,
- &outptr, &outbytesleft);
- ASSERT (res == 0 && inbytesleft == 0);
- ASSERT (outptr == buf + (sizeof (expected) - 1));
- ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0);
- ASSERT (iconv_close (cd) == 0);
+ if (cd == (iconv_t)(-1))
+ result |= 1;
+ else
+ {
+ char buf[100];
+ const char *inptr;
+ size_t inbytesleft;
+ char *outptr;
+ size_t outbytesleft;
+ size_t res;
+ inptr = input;
+ inbytesleft = sizeof (input) - 1;
+ outptr = buf;
+ outbytesleft = sizeof (buf);
+ res = iconv (cd,
+ (ICONV_CONST char **) &inptr, &inbytesleft,
+ &outptr, &outbytesleft);
+ if (!(res == 0 && inbytesleft == 0))
+ result |= 1;
+ else if (!(outptr == buf + (sizeof (expected) - 1)))
+ result |= 1;
+ else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0))
+ result |= 1;
+ else if (!(iconv_close (cd) == 0))
+ result |= 1;
+ }
}
/* Test conversion from UTF-8 to UTF-16LE with no errors. */
{
static const char expected[] =
"J\000a\000p\000a\000n\000e\000s\000e\000 \000(\000\345\145\054\147\236\212)\000 \000[\000\065\330\015\335\065\330\036\335\065\330\055\335]\000";
iconv_t cd;
- char buf[100];
- const char *inptr;
- size_t inbytesleft;
- char *outptr;
- size_t outbytesleft;
- size_t res;
cd = iconv_open ("UTF-16LE", "UTF-8");
- ASSERT (cd != (iconv_t)(-1));
- inptr = input;
- inbytesleft = sizeof (input) - 1;
- outptr = buf;
- outbytesleft = sizeof (buf);
- res = iconv (cd,
- (ICONV_CONST char **) &inptr, &inbytesleft,
- &outptr, &outbytesleft);
- ASSERT (res == 0 && inbytesleft == 0);
- ASSERT (outptr == buf + (sizeof (expected) - 1));
- ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0);
- ASSERT (iconv_close (cd) == 0);
+ if (cd == (iconv_t)(-1))
+ result |= 2;
+ else
+ {
+ char buf[100];
+ const char *inptr;
+ size_t inbytesleft;
+ char *outptr;
+ size_t outbytesleft;
+ size_t res;
+ inptr = input;
+ inbytesleft = sizeof (input) - 1;
+ outptr = buf;
+ outbytesleft = sizeof (buf);
+ res = iconv (cd,
+ (ICONV_CONST char **) &inptr, &inbytesleft,
+ &outptr, &outbytesleft);
+ if (!(res == 0 && inbytesleft == 0))
+ result |= 2;
+ else if (!(outptr == buf + (sizeof (expected) - 1)))
+ result |= 2;
+ else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0))
+ result |= 2;
+ else if (!(iconv_close (cd) == 0))
+ result |= 2;
+ }
}
/* Test conversion from UTF-8 to UTF-32BE with no errors. */
{
static const char expected[] =
"\000\000\000J\000\000\000a\000\000\000p\000\000\000a\000\000\000n\000\000\000e\000\000\000s\000\000\000e\000\000\000 \000\000\000(\000\000\145\345\000\000\147\054\000\000\212\236\000\000\000)\000\000\000 \000\000\000[\000\001\325\015\000\001\325\036\000\001\325\055\000\000\000]";
iconv_t cd;
- char buf[100];
- const char *inptr;
- size_t inbytesleft;
- char *outptr;
- size_t outbytesleft;
- size_t res;
cd = iconv_open ("UTF-32BE", "UTF-8");
- ASSERT (cd != (iconv_t)(-1));
- inptr = input;
- inbytesleft = sizeof (input) - 1;
- outptr = buf;
- outbytesleft = sizeof (buf);
- res = iconv (cd,
- (ICONV_CONST char **) &inptr, &inbytesleft,
- &outptr, &outbytesleft);
- ASSERT (res == 0 && inbytesleft == 0);
- ASSERT (outptr == buf + (sizeof (expected) - 1));
- ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0);
- ASSERT (iconv_close (cd) == 0);
+ if (cd == (iconv_t)(-1))
+ result |= 4;
+ else
+ {
+ char buf[100];
+ const char *inptr;
+ size_t inbytesleft;
+ char *outptr;
+ size_t outbytesleft;
+ size_t res;
+ inptr = input;
+ inbytesleft = sizeof (input) - 1;
+ outptr = buf;
+ outbytesleft = sizeof (buf);
+ res = iconv (cd,
+ (ICONV_CONST char **) &inptr, &inbytesleft,
+ &outptr, &outbytesleft);
+ if (!(res == 0 && inbytesleft == 0))
+ result |= 4;
+ else if (!(outptr == buf + (sizeof (expected) - 1)))
+ result |= 4;
+ else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0))
+ result |= 4;
+ else if (!(iconv_close (cd) == 0))
+ result |= 4;
+ }
}
/* Test conversion from UTF-8 to UTF-32LE with no errors. */
{
static const char expected[] =
"J\000\000\000a\000\000\000p\000\000\000a\000\000\000n\000\000\000e\000\000\000s\000\000\000e\000\000\000 \000\000\000(\000\000\000\345\145\000\000\054\147\000\000\236\212\000\000)\000\000\000 \000\000\000[\000\000\000\015\325\001\000\036\325\001\000\055\325\001\000]\000\000\000";
iconv_t cd;
- char buf[100];
- const char *inptr;
- size_t inbytesleft;
- char *outptr;
- size_t outbytesleft;
- size_t res;
cd = iconv_open ("UTF-32LE", "UTF-8");
- ASSERT (cd != (iconv_t)(-1));
- inptr = input;
- inbytesleft = sizeof (input) - 1;
- outptr = buf;
- outbytesleft = sizeof (buf);
- res = iconv (cd,
- (ICONV_CONST char **) &inptr, &inbytesleft,
- &outptr, &outbytesleft);
- ASSERT (res == 0 && inbytesleft == 0);
- ASSERT (outptr == buf + (sizeof (expected) - 1));
- ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0);
- ASSERT (iconv_close (cd) == 0);
+ if (cd == (iconv_t)(-1))
+ result |= 8;
+ else
+ {
+ char buf[100];
+ const char *inptr;
+ size_t inbytesleft;
+ char *outptr;
+ size_t outbytesleft;
+ size_t res;
+ inptr = input;
+ inbytesleft = sizeof (input) - 1;
+ outptr = buf;
+ outbytesleft = sizeof (buf);
+ res = iconv (cd,
+ (ICONV_CONST char **) &inptr, &inbytesleft,
+ &outptr, &outbytesleft);
+ if (!(res == 0 && inbytesleft == 0))
+ result |= 8;
+ else if (!(outptr == buf + (sizeof (expected) - 1)))
+ result |= 8;
+ else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0))
+ result |= 8;
+ else if (!(iconv_close (cd) == 0))
+ result |= 8;
+ }
}
/* Test conversion from UTF-16BE to UTF-8 with no errors.
This test fails on NetBSD 3.0. */
static const char expected[] =
"Japanese (\346\227\245\346\234\254\350\252\236) [\360\235\224\215\360\235\224\236\360\235\224\255]";
iconv_t cd;
- char buf[100];
- const char *inptr;
- size_t inbytesleft;
- char *outptr;
- size_t outbytesleft;
- size_t res;
cd = iconv_open ("UTF-8", "UTF-16BE");
- ASSERT (cd != (iconv_t)(-1));
- inptr = input;
- inbytesleft = sizeof (input) - 1;
- outptr = buf;
- outbytesleft = sizeof (buf);
- res = iconv (cd,
- (ICONV_CONST char **) &inptr, &inbytesleft,
- &outptr, &outbytesleft);
- ASSERT (res == 0 && inbytesleft == 0);
- ASSERT (outptr == buf + (sizeof (expected) - 1));
- ASSERT (memcmp (buf, expected, sizeof (expected) - 1) == 0);
- ASSERT (iconv_close (cd) == 0);
+ if (cd == (iconv_t)(-1))
+ result |= 16;
+ else
+ {
+ char buf[100];
+ const char *inptr;
+ size_t inbytesleft;
+ char *outptr;
+ size_t outbytesleft;
+ size_t res;
+ inptr = input;
+ inbytesleft = sizeof (input) - 1;
+ outptr = buf;
+ outbytesleft = sizeof (buf);
+ res = iconv (cd,
+ (ICONV_CONST char **) &inptr, &inbytesleft,
+ &outptr, &outbytesleft);
+ if (!(res == 0 && inbytesleft == 0))
+ result |= 16;
+ else if (!(outptr == buf + (sizeof (expected) - 1)))
+ result |= 16;
+ else if (!(memcmp (buf, expected, sizeof (expected) - 1) == 0))
+ result |= 16;
+ else if (!(iconv_close (cd) == 0))
+ result |= 16;
+ }
}
- return 0;
-}], [gl_cv_func_iconv_supports_utf=yes], [gl_cv_func_iconv_supports_utf=no],
+ return result;
+}]])],
+ [gl_cv_func_iconv_supports_utf=yes],
+ [gl_cv_func_iconv_supports_utf=no],
[
dnl We know that GNU libiconv, GNU libc, and Solaris >= 9 do.
dnl OSF/1 5.1 has these encodings, but inserts a BOM in the "to"
])
if test $gl_cv_func_iconv_supports_utf = no; then
REPLACE_ICONV_UTF=1
- AC_DEFINE([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