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Contents of /eggdrop1.9/m4/iconv.m4

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Revision 1.1 - (show annotations) (download)
Fri Mar 7 11:30:34 2003 UTC (16 years, 4 months ago) by tothwolf
Branch: MAIN
CVS Tags: HEAD
* Upgraded gettext to version 0.11.5.

1 # iconv.m4 serial AM4 (gettext-0.11.3)
2 dnl Copyright (C) 2000-2002 Free Software Foundation, Inc.
3 dnl This file is free software, distributed under the terms of the GNU
4 dnl General Public License. As a special exception to the GNU General
5 dnl Public License, this file may be distributed as part of a program
6 dnl that contains a configuration script generated by Autoconf, under
7 dnl the same distribution terms as the rest of that program.
8
9 dnl From Bruno Haible.
10
11 AC_DEFUN([AM_ICONV_LINKFLAGS_BODY],
12 [
13 dnl Prerequisites of AC_LIB_LINKFLAGS_BODY.
14 AC_REQUIRE([AC_LIB_PREPARE_PREFIX])
15 AC_REQUIRE([AC_LIB_RPATH])
16
17 dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV
18 dnl accordingly.
19 AC_LIB_LINKFLAGS_BODY([iconv])
20 ])
21
22 AC_DEFUN([AM_ICONV_LINK],
23 [
24 dnl Some systems have iconv in libc, some have it in libiconv (OSF/1 and
25 dnl those with the standalone portable GNU libiconv installed).
26
27 dnl Search for libiconv and define LIBICONV, LTLIBICONV and INCICONV
28 dnl accordingly.
29 AC_REQUIRE([AM_ICONV_LINKFLAGS_BODY])
30
31 dnl Add $INCICONV to CPPFLAGS before performing the following checks,
32 dnl because if the user has installed libiconv and not disabled its use
33 dnl via --without-libiconv-prefix, he wants to use it. The first
34 dnl AC_TRY_LINK will then fail, the second AC_TRY_LINK will succeed.
35 am_save_CPPFLAGS="$CPPFLAGS"
36 AC_LIB_APPENDTOVAR([CPPFLAGS], [$INCICONV])
37
38 AC_CACHE_CHECK(for iconv, am_cv_func_iconv, [
39 am_cv_func_iconv="no, consider installing GNU libiconv"
40 am_cv_lib_iconv=no
41 AC_TRY_LINK([#include <stdlib.h>
42 #include <iconv.h>],
43 [iconv_t cd = iconv_open("","");
44 iconv(cd,NULL,NULL,NULL,NULL);
45 iconv_close(cd);],
46 am_cv_func_iconv=yes)
47 if test "$am_cv_func_iconv" != yes; then
48 am_save_LIBS="$LIBS"
49 LIBS="$LIBS $LIBICONV"
50 AC_TRY_LINK([#include <stdlib.h>
51 #include <iconv.h>],
52 [iconv_t cd = iconv_open("","");
53 iconv(cd,NULL,NULL,NULL,NULL);
54 iconv_close(cd);],
55 am_cv_lib_iconv=yes
56 am_cv_func_iconv=yes)
57 LIBS="$am_save_LIBS"
58 fi
59 ])
60 if test "$am_cv_func_iconv" = yes; then
61 AC_DEFINE(HAVE_ICONV, 1, [Define if you have the iconv() function.])
62 fi
63 if test "$am_cv_lib_iconv" = yes; then
64 AC_MSG_CHECKING([how to link with libiconv])
65 AC_MSG_RESULT([$LIBICONV])
66 else
67 dnl If $LIBICONV didn't lead to a usable library, we don't need $INCICONV
68 dnl either.
69 CPPFLAGS="$am_save_CPPFLAGS"
70 LIBICONV=
71 LTLIBICONV=
72 fi
73 AC_SUBST(LIBICONV)
74 AC_SUBST(LTLIBICONV)
75 ])
76
77 AC_DEFUN([AM_ICONV],
78 [
79 AM_ICONV_LINK
80 if test "$am_cv_func_iconv" = yes; then
81 AC_MSG_CHECKING([for iconv declaration])
82 AC_CACHE_VAL(am_cv_proto_iconv, [
83 AC_TRY_COMPILE([
84 #include <stdlib.h>
85 #include <iconv.h>
86 extern
87 #ifdef __cplusplus
88 "C"
89 #endif
90 #if defined(__STDC__) || defined(__cplusplus)
91 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
92 #else
93 size_t iconv();
94 #endif
95 ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
96 am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
97 am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
98 AC_MSG_RESULT([$]{ac_t:-
99 }[$]am_cv_proto_iconv)
100 AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
101 [Define as const if the declaration of iconv() needs const.])
102 fi
103 ])

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