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Diffstat (limited to 'gnulib-m4/iconv.m4')
-rw-r--r--gnulib-m4/iconv.m4152
1 files changed, 40 insertions, 112 deletions
diff --git a/gnulib-m4/iconv.m4 b/gnulib-m4/iconv.m4
index 4e373631..f46ff142 100644
--- a/gnulib-m4/iconv.m4
+++ b/gnulib-m4/iconv.m4
@@ -1,5 +1,5 @@
-# iconv.m4 serial 19 (gettext-0.18.2)
-dnl Copyright (C) 2000-2002, 2007-2014 Free Software Foundation, Inc.
+# iconv.m4 serial 9 (gettext-0.18)
+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.
@@ -30,35 +30,27 @@ AC_DEFUN([AM_ICONV_LINK],
dnl Add $INCICONV to CPPFLAGS before performing the following checks,
dnl because if the user has installed libiconv and not disabled its use
dnl via --without-libiconv-prefix, he wants to use it. The first
- dnl AC_LINK_IFELSE will then fail, the second AC_LINK_IFELSE will succeed.
+ dnl AC_TRY_LINK will then fail, the second AC_TRY_LINK will succeed.
am_save_CPPFLAGS="$CPPFLAGS"
AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV])
AC_CACHE_CHECK([for iconv], [am_cv_func_iconv], [
am_cv_func_iconv="no, consider installing GNU libiconv"
am_cv_lib_iconv=no
- AC_LINK_IFELSE(
- [AC_LANG_PROGRAM(
- [[
-#include <stdlib.h>
-#include <iconv.h>
- ]],
- [[iconv_t cd = iconv_open("","");
- iconv(cd,NULL,NULL,NULL,NULL);
- iconv_close(cd);]])],
+ AC_TRY_LINK([#include <stdlib.h>
+#include <iconv.h>],
+ [iconv_t cd = iconv_open("","");
+ iconv(cd,NULL,NULL,NULL,NULL);
+ iconv_close(cd);],
[am_cv_func_iconv=yes])
if test "$am_cv_func_iconv" != yes; then
am_save_LIBS="$LIBS"
LIBS="$LIBS $LIBICONV"
- AC_LINK_IFELSE(
- [AC_LANG_PROGRAM(
- [[
-#include <stdlib.h>
-#include <iconv.h>
- ]],
- [[iconv_t cd = iconv_open("","");
- iconv(cd,NULL,NULL,NULL,NULL);
- iconv_close(cd);]])],
+ AC_TRY_LINK([#include <stdlib.h>
+#include <iconv.h>],
+ [iconv_t cd = iconv_open("","");
+ iconv(cd,NULL,NULL,NULL,NULL);
+ iconv_close(cd);],
[am_cv_lib_iconv=yes]
[am_cv_func_iconv=yes])
LIBS="$am_save_LIBS"
@@ -66,43 +58,33 @@ AC_DEFUN([AM_ICONV_LINK],
])
if test "$am_cv_func_iconv" = yes; then
AC_CACHE_CHECK([for working iconv], [am_cv_func_iconv_works], [
- dnl This tests against bugs in AIX 5.1, AIX 6.1..7.1, HP-UX 11.11,
- dnl Solaris 10.
+ dnl This tests against bugs in AIX 5.1, HP-UX 11.11, Solaris 10.
am_save_LIBS="$LIBS"
if test $am_cv_lib_iconv = yes; then
LIBS="$LIBS $LIBICONV"
fi
- am_cv_func_iconv_works=no
- for ac_iconv_const in '' 'const'; do
- AC_RUN_IFELSE(
- [AC_LANG_PROGRAM(
- [[
+ AC_TRY_RUN([
#include <iconv.h>
#include <string.h>
-
-#ifndef ICONV_CONST
-# define ICONV_CONST $ac_iconv_const
-#endif
- ]],
- [[int result = 0;
+int main ()
+{
/* Test against AIX 5.1 bug: Failures are not distinguishable from successful
returns. */
{
iconv_t cd_utf8_to_88591 = iconv_open ("ISO8859-1", "UTF-8");
if (cd_utf8_to_88591 != (iconv_t)(-1))
{
- static ICONV_CONST char input[] = "\342\202\254"; /* EURO SIGN */
+ static const char input[] = "\342\202\254"; /* EURO SIGN */
char buf[10];
- ICONV_CONST char *inptr = input;
+ const char *inptr = input;
size_t inbytesleft = strlen (input);
char *outptr = buf;
size_t outbytesleft = sizeof (buf);
size_t res = iconv (cd_utf8_to_88591,
- &inptr, &inbytesleft,
+ (char **) &inptr, &inbytesleft,
&outptr, &outbytesleft);
if (res == 0)
- result |= 1;
- iconv_close (cd_utf8_to_88591);
+ return 1;
}
}
/* Test against Solaris 10 bug: Failures are not distinguishable from
@@ -111,37 +93,17 @@ AC_DEFUN([AM_ICONV_LINK],
iconv_t cd_ascii_to_88591 = iconv_open ("ISO8859-1", "646");
if (cd_ascii_to_88591 != (iconv_t)(-1))
{
- static ICONV_CONST char input[] = "\263";
+ static const char input[] = "\263";
char buf[10];
- ICONV_CONST char *inptr = input;
+ 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,
- &inptr, &inbytesleft,
+ (char **) &inptr, &inbytesleft,
&outptr, &outbytesleft);
if (res == 0)
- result |= 2;
- iconv_close (cd_ascii_to_88591);
- }
- }
- /* 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 ICONV_CONST char input[] = "\304";
- static char buf[2] = { (char)0xDE, (char)0xAD };
- ICONV_CONST char *inptr = input;
- size_t inbytesleft = 1;
- char *outptr = buf;
- size_t outbytesleft = 1;
- size_t res = iconv (cd_88591_to_utf8,
- &inptr, &inbytesleft,
- &outptr, &outbytesleft);
- if (res != (size_t)(-1) || outptr - buf > 1 || buf[1] != (char)0xAD)
- result |= 4;
- iconv_close (cd_88591_to_utf8);
+ return 1;
}
}
#if 0 /* This bug could be worked around by the caller. */
@@ -150,18 +112,17 @@ AC_DEFUN([AM_ICONV_LINK],
iconv_t cd_88591_to_utf8 = iconv_open ("utf8", "iso88591");
if (cd_88591_to_utf8 != (iconv_t)(-1))
{
- static ICONV_CONST char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
+ static const char input[] = "\304rger mit b\366sen B\374bchen ohne Augenma\337";
char buf[50];
- ICONV_CONST char *inptr = input;
+ const char *inptr = input;
size_t inbytesleft = strlen (input);
char *outptr = buf;
size_t outbytesleft = sizeof (buf);
size_t res = iconv (cd_88591_to_utf8,
- &inptr, &inbytesleft,
+ (char **) &inptr, &inbytesleft,
&outptr, &outbytesleft);
if ((int)res > 0)
- result |= 8;
- iconv_close (cd_88591_to_utf8);
+ return 1;
}
}
#endif
@@ -175,16 +136,13 @@ AC_DEFUN([AM_ICONV_LINK],
&& iconv_open ("UTF-8", "IBM-eucJP") == (iconv_t)(-1)
/* Try HP-UX names. */
&& iconv_open ("utf8", "eucJP") == (iconv_t)(-1))
- result |= 16;
- return result;
-]])],
- [am_cv_func_iconv_works=yes], ,
- [case "$host_os" in
- aix* | hpux*) am_cv_func_iconv_works="guessing no" ;;
- *) am_cv_func_iconv_works="guessing yes" ;;
- esac])
- test "$am_cv_func_iconv_works" = no || break
- done
+ return 1;
+ return 0;
+}], [am_cv_func_iconv_works=yes], [am_cv_func_iconv_works=no],
+ [case "$host_os" in
+ aix* | hpux*) am_cv_func_iconv_works="guessing no" ;;
+ *) am_cv_func_iconv_works="guessing yes" ;;
+ esac])
LIBS="$am_save_LIBS"
])
case "$am_cv_func_iconv_works" in
@@ -212,60 +170,30 @@ AC_DEFUN([AM_ICONV_LINK],
AC_SUBST([LTLIBICONV])
])
-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])]],
- [m4_ifdef([gl_00GNULIB],
- [[AC_DEFUN_ONCE(
- [$1], [$2])]],
- [[AC_DEFUN(
- [$1], [$2])]])]))
-gl_iconv_AC_DEFUN([AM_ICONV],
+AC_DEFUN([AM_ICONV],
[
AM_ICONV_LINK
if test "$am_cv_func_iconv" = yes; then
AC_MSG_CHECKING([for iconv declaration])
AC_CACHE_VAL([am_cv_proto_iconv], [
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM(
- [[
+ AC_TRY_COMPILE([
#include <stdlib.h>
#include <iconv.h>
extern
#ifdef __cplusplus
"C"
#endif
-#if defined(__STDC__) || defined(_MSC_VER) || defined(__cplusplus)
+#if defined(__STDC__) || defined(__cplusplus)
size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
#else
size_t iconv();
#endif
- ]],
- [[]])],
- [am_cv_proto_iconv_arg1=""],
- [am_cv_proto_iconv_arg1="const"])
+], [], [am_cv_proto_iconv_arg1=""], [am_cv_proto_iconv_arg1="const"])
am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
AC_MSG_RESULT([
$am_cv_proto_iconv])
AC_DEFINE_UNQUOTED([ICONV_CONST], [$am_cv_proto_iconv_arg1],
[Define as const if the declaration of iconv() needs const.])
- dnl Also substitute ICONV_CONST in the gnulib generated <iconv.h>.
- m4_ifdef([gl_ICONV_H_DEFAULTS],
- [AC_REQUIRE([gl_ICONV_H_DEFAULTS])
- if test -n "$am_cv_proto_iconv_arg1"; then
- ICONV_CONST="const"
- fi
- ])
fi
])