mirror of
https://github.com/moparisthebest/wget
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405 lines
12 KiB
Plaintext
405 lines
12 KiB
Plaintext
dnl Wget-specific Autoconf macros.
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dnl Copyright (C) 1996-2005, 2007 Free Software Foundation, Inc.
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 3 of the License, or
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dnl (at your option) any later version.
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
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dnl In addition, as a special exception, the Free Software Foundation
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dnl gives permission to link the code of its release of Wget with the
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dnl OpenSSL project's "OpenSSL" library (or with modified versions of it
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dnl that use the same license as the "OpenSSL" library), and distribute
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dnl the linked executables. You must obey the GNU General Public License
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dnl in all respects for all of the code used other than "OpenSSL". If you
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dnl modify this file, you may extend this exception to your version of the
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dnl file, but you are not obligated to do so. If you do not wish to do
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dnl so, delete this exception statement from your version.
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dnl
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dnl Check for `struct utimbuf'.
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dnl
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AC_DEFUN([WGET_STRUCT_UTIMBUF], [
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AC_CHECK_TYPES([struct utimbuf], [], [], [
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#include <stdio.h>
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#if HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#if HAVE_UTIME_H
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# include <utime.h>
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#endif
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])
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])
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dnl Check for socklen_t. The third argument of accept, getsockname,
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dnl etc. is int * on some systems, but size_t * on others. POSIX
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dnl finally standardized on socklen_t, but older systems don't have
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dnl it. If socklen_t exists, we use it, else if accept() accepts
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dnl size_t *, we use that, else we use int.
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AC_DEFUN([WGET_SOCKLEN_T], [
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AC_MSG_CHECKING(for socklen_t)
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AC_COMPILE_IFELSE([
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#include <sys/types.h>
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#include <sys/socket.h>
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socklen_t x;
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], [AC_MSG_RESULT(socklen_t)], [
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AC_COMPILE_IFELSE([
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#include <sys/types.h>
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#include <sys/socket.h>
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int accept (int, struct sockaddr *, size_t *);
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], [
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AC_MSG_RESULT(size_t)
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AC_DEFINE([socklen_t], [size_t],
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[Define to int or size_t on systems without socklen_t.])
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], [
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AC_MSG_RESULT(int)
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AC_DEFINE([socklen_t], [int],
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[Define to int or size_t on systems without socklen_t.])
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])
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])
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])
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dnl Check whether fnmatch.h can be included. This doesn't use
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dnl AC_FUNC_FNMATCH because Wget is already careful to only use
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dnl fnmatch on certain OS'es. However, fnmatch.h is sometimes broken
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dnl even on those because Apache installs its own fnmatch.h to
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dnl /usr/local/include (!), which GCC uses before /usr/include.
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AC_DEFUN([WGET_FNMATCH], [
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AC_MSG_CHECKING([for working fnmatch.h])
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AC_COMPILE_IFELSE([#include <fnmatch.h>
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], [
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AC_MSG_RESULT(yes)
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AC_DEFINE([HAVE_WORKING_FNMATCH_H], 1,
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[Define if fnmatch.h can be included.])
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], [
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AC_MSG_RESULT(no)
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])
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])
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dnl Check for nanosleep. For nanosleep to work on Solaris, we must
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dnl link with -lrt (recently) or with -lposix4 (older releases).
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AC_DEFUN([WGET_NANOSLEEP], [
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AC_CHECK_FUNCS(nanosleep, [], [
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AC_CHECK_LIB(rt, nanosleep, [
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AC_DEFINE([HAVE_NANOSLEEP], 1,
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[Define if you have the nanosleep function.])
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LIBS="-lrt $LIBS"
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], [
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AC_CHECK_LIB(posix4, nanosleep, [
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AC_DEFINE([HAVE_NANOSLEEP], 1,
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[Define if you have the nanosleep function.])
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LIBS="-lposix4 $LIBS"
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])
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])
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])
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])
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AC_DEFUN([WGET_POSIX_CLOCK], [
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AC_CHECK_FUNCS(clock_gettime, [], [
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AC_CHECK_LIB(rt, clock_gettime)
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])
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])
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dnl Check whether we need to link with -lnsl and -lsocket, as is the
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dnl case on e.g. Solaris.
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AC_DEFUN([WGET_NSL_SOCKET], [
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dnl On Solaris, -lnsl is needed to use gethostbyname. But checking
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dnl for gethostbyname is not enough because on "NCR MP-RAS 3.0"
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dnl gethostbyname is in libc, but -lnsl is still needed to use
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dnl -lsocket, as well as for functions such as inet_ntoa. We look
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dnl for such known offenders and if one of them is not found, we
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dnl check if -lnsl is needed.
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wget_check_in_nsl=NONE
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AC_CHECK_FUNCS(gethostbyname, [], [
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wget_check_in_nsl=gethostbyname
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])
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AC_CHECK_FUNCS(inet_ntoa, [], [
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wget_check_in_nsl=inet_ntoa
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])
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if test $wget_check_in_nsl != NONE; then
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AC_CHECK_LIB(nsl, $wget_check_in_nsl)
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fi
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AC_CHECK_LIB(socket, socket)
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])
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dnl ************************************************************
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dnl START OF IPv6 AUTOCONFIGURATION SUPPORT MACROS
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dnl ************************************************************
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AC_DEFUN([TYPE_STRUCT_SOCKADDR_IN6],[
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wget_have_sockaddr_in6=
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AC_CHECK_TYPES([struct sockaddr_in6],[
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wget_have_sockaddr_in6=yes
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],[
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wget_have_sockaddr_in6=no
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],[
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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])
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if test "X$wget_have_sockaddr_in6" = "Xyes"; then :
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$1
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else :
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$2
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fi
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])
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AC_DEFUN([MEMBER_SIN6_SCOPE_ID],[
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AC_REQUIRE([TYPE_STRUCT_SOCKADDR_IN6])
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wget_member_sin6_scope_id=
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if test "X$wget_have_sockaddr_in6" = "Xyes"; then
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AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],[
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wget_member_sin6_scope_id=yes
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],[
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wget_member_sin6_scope_id=no
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],[
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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])
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fi
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if test "X$wget_member_sin6_scope_id" = "Xyes"; then
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AC_DEFINE([HAVE_SOCKADDR_IN6_SCOPE_ID], 1,
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[Define if struct sockaddr_in6 has the sin6_scope_id member])
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$1
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else :
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$2
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fi
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])
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AC_DEFUN([PROTO_INET6],[
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AC_CACHE_CHECK([for INET6 protocol support], [wget_cv_proto_inet6],[
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AC_TRY_CPP([
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#include <sys/types.h>
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#include <sys/socket.h>
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#ifndef PF_INET6
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#error Missing PF_INET6
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#endif
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#ifndef AF_INET6
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#error Mlssing AF_INET6
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#endif
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],[
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wget_cv_proto_inet6=yes
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],[
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wget_cv_proto_inet6=no
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])
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])
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if test "X$wget_cv_proto_inet6" = "Xyes"; then :
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$1
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else :
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$2
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fi
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])
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AC_DEFUN([WGET_STRUCT_SOCKADDR_STORAGE],[
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AC_CHECK_TYPES([struct sockaddr_storage],[], [], [
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#include <sys/types.h>
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#include <sys/socket.h>
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])
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])
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dnl ************************************************************
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dnl END OF IPv6 AUTOCONFIGURATION SUPPORT MACROS
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dnl ************************************************************
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# This code originates from Ulrich Drepper's AM_WITH_NLS.
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AC_DEFUN([WGET_WITH_NLS],
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[AC_MSG_CHECKING([whether NLS is requested])
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dnl Default is enabled NLS
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AC_ARG_ENABLE(nls,
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[ --disable-nls do not use Native Language Support],
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HAVE_NLS=$enableval, HAVE_NLS=yes)
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AC_MSG_RESULT($HAVE_NLS)
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dnl If something goes wrong, we may still decide not to use NLS.
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dnl For this reason, defer AC_SUBST'ing HAVE_NLS until the very
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dnl last moment.
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if test x"$HAVE_NLS" = xyes; then
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dnl If LINGUAS is specified, use only those languages. In fact,
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dnl compute an intersection of languages in LINGUAS and
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dnl ALL_LINGUAS, and use that.
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if test x"$LINGUAS" != x; then
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new_linguas=
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for lang1 in $ALL_LINGUAS; do
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for lang2 in $LINGUAS; do
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if test "$lang1" = "$lang2"; then
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new_linguas="$new_linguas $lang1"
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fi
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done
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done
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ALL_LINGUAS=$new_linguas
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fi
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AC_MSG_NOTICE([language catalogs: $ALL_LINGUAS])
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AM_PATH_PROG_WITH_TEST(MSGFMT, msgfmt,
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[test -z "`$ac_dir/$ac_word -h 2>&1 | grep 'dv '`"], msgfmt)
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AM_PATH_PROG_WITH_TEST(XGETTEXT, xgettext,
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[test -z "`$ac_dir/$ac_word -h 2>&1 | grep '(HELP)'`"], :)
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AC_SUBST(MSGFMT)
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AC_PATH_PROG(GMSGFMT, gmsgfmt, $MSGFMT)
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CATOBJEXT=.gmo
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INSTOBJEXT=.mo
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DATADIRNAME=share
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dnl Test whether we really found GNU xgettext.
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if test "$XGETTEXT" != ":"; then
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dnl If it is no GNU xgettext we define it as : so that the
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dnl Makefiles still can work.
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if $XGETTEXT --omit-header /dev/null 2> /dev/null; then
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: ;
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else
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AC_MSG_RESULT(
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[found xgettext programs is not GNU xgettext; ignore it])
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XGETTEXT=":"
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fi
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fi
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AC_CHECK_HEADERS(libintl.h)
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dnl Prefer gettext found in -lintl to the one in libc.
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dnl Otherwise it can happen that we include libintl.h from
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dnl /usr/local/lib, but fail to specify -lintl, which results in
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dnl link or run-time failures. (Symptom: libintl_bindtextdomain
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dnl not found at link-time.)
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AC_CHECK_LIB(intl, gettext, [
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dnl gettext is in libintl; announce the fact manually.
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LIBS="-lintl $LIBS"
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AC_DEFINE([HAVE_GETTEXT], 1,
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[Define if you have the gettext function.])
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], [
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AC_CHECK_FUNCS(gettext, [], [
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AC_MSG_RESULT([gettext not found; disabling NLS])
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HAVE_NLS=no
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])
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])
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for lang in $ALL_LINGUAS; do
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GMOFILES="$GMOFILES $lang.gmo"
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POFILES="$POFILES $lang.po"
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done
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dnl Construct list of names of catalog files to be constructed.
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for lang in $ALL_LINGUAS; do
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CATALOGS="$CATALOGS ${lang}${CATOBJEXT}"
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done
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dnl Make all variables we use known to autoconf.
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AC_SUBST(CATALOGS)
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AC_SUBST(CATOBJEXT)
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AC_SUBST(DATADIRNAME)
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AC_SUBST(GMOFILES)
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AC_SUBST(INSTOBJEXT)
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AC_SUBST(INTLLIBS)
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AC_SUBST(POFILES)
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fi
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AC_SUBST(HAVE_NLS)
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dnl Some independently maintained files, such as po/Makefile.in,
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dnl use `USE_NLS', so support it.
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USE_NLS=$HAVE_NLS
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AC_SUBST(USE_NLS)
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if test "x$HAVE_NLS" = xyes; then
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AC_DEFINE([HAVE_NLS], 1, [Define this if you want the NLS support.])
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fi
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])
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dnl Generate list of files to be processed by xgettext which will
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dnl be included in po/Makefile.
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dnl
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dnl This is not strictly an Autoconf macro, because it is run from
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dnl within `config.status' rather than from within configure. This
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dnl is why special rules must be applied for it.
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AC_DEFUN([WGET_PROCESS_PO],
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[
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dnl I wonder what the following several lines do...
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if test "x$srcdir" != "x."; then
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if test "x`echo $srcdir | sed 's@/.*@@'`" = "x"; then
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posrcprefix="$srcdir/"
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else
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posrcprefix="../$srcdir/"
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fi
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else
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posrcprefix="../"
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fi
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rm -f po/POTFILES
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dnl Use `echo' rather than AC_MSG_RESULT, because this is run from
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dnl `config.status'.
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echo "generating po/POTFILES from $srcdir/po/POTFILES.in"
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sed -e "/^#/d" -e "/^\$/d" -e "s,.*, $posrcprefix& \\\\," \
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-e "\$s/\(.*\) \\\\/\1/" \
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< $srcdir/po/POTFILES.in > po/POTFILES
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echo "creating po/Makefile"
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sed -e "/POTFILES =/r po/POTFILES" po/Makefile.in > po/Makefile
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])
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# Search path for a program which passes the given test.
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# Ulrich Drepper <drepper@cygnus.com>, 1996.
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#
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# This file may be copied and used freely without restrictions. It
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# can be used in projects which are not available under the GNU Public
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# License but which still want to provide support for the GNU gettext
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# functionality. Please note that the actual code is *not* freely
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# available.
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dnl AM_PATH_PROG_WITH_TEST(VARIABLE, PROG-TO-CHECK-FOR,
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dnl TEST-PERFORMED-ON-FOUND_PROGRAM [, VALUE-IF-NOT-FOUND [, PATH]])
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AC_DEFUN([AM_PATH_PROG_WITH_TEST],
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[# Extract the first word of "$2", so it can be a program name with args.
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set dummy $2; ac_word=[$]2
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AC_MSG_CHECKING([for $ac_word])
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AC_CACHE_VAL(ac_cv_path_$1,
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[case "[$]$1" in
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/*)
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ac_cv_path_$1="[$]$1" # Let the user override the test with a path.
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;;
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*)
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IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="${IFS}:"
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for ac_dir in ifelse([$5], , $PATH, [$5]); do
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test -z "$ac_dir" && ac_dir=.
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if test -f $ac_dir/$ac_word; then
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if [$3]; then
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ac_cv_path_$1="$ac_dir/$ac_word"
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break
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fi
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fi
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done
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IFS="$ac_save_ifs"
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dnl If no 4th arg is given, leave the cache variable unset,
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dnl so AC_PATH_PROGS will keep looking.
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ifelse([$4], , , [ test -z "[$]ac_cv_path_$1" && ac_cv_path_$1="$4"
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])dnl
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;;
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esac])dnl
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$1="$ac_cv_path_$1"
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if test -n "[$]$1"; then
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AC_MSG_RESULT([$]$1)
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else
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AC_MSG_RESULT(no)
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fi
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AC_SUBST($1)dnl
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])
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