1321 lines
37 KiB
Plaintext
1321 lines
37 KiB
Plaintext
#***************************************************************************
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# _ _ ____ _
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# Project ___| | | | _ \| |
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# / __| | | | |_) | |
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# | (__| |_| | _ <| |___
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# \___|\___/|_| \_\_____|
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#
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# Copyright (C) 1998 - 2005, Daniel Stenberg, <daniel@haxx.se>, et al.
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#
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# This software is licensed as described in the file COPYING, which
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# you should have received as part of this distribution. The terms
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# are also available at http://curl.haxx.se/docs/copyright.html.
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#
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# You may opt to use, copy, modify, merge, publish, distribute and/or sell
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# copies of the Software, and permit persons to whom the Software is
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# furnished to do so, under the terms of the COPYING file.
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#
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# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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# KIND, either express or implied.
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#
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# $Id$
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###########################################################################
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dnl CURL_CHECK_HEADER_WINDOWS
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dnl -------------------------------------------------
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dnl Check for compilable and valid windows.h header
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AC_DEFUN([CURL_CHECK_HEADER_WINDOWS], [
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AC_CACHE_CHECK([for windows.h], [ac_cv_header_windows_h], [
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([
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#undef inline
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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],[
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int dummy=2*WINVER;
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])
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],[
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ac_cv_header_windows_h="yes"
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],[
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ac_cv_header_windows_h="no"
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])
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])
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if test "x$ac_cv_header_windows_h" = "xyes"; then
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AC_DEFINE_UNQUOTED(HAVE_WINDOWS_H, 1,
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[Define to 1 if you have the windows.h header file.])
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AC_DEFINE_UNQUOTED(WIN32_LEAN_AND_MEAN, 1,
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[Define to avoid automatic inclusion of winsock.h])
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fi
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])
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dnl CURL_CHECK_HEADER_WINSOCK
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dnl -------------------------------------------------
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dnl Check for compilable and valid winsock.h header
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AC_DEFUN([CURL_CHECK_HEADER_WINSOCK], [
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AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
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AC_CACHE_CHECK([for winsock.h], [ac_cv_header_winsock_h], [
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([
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#undef inline
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#include <winsock.h>
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],[
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int dummy=WSACleanup();
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])
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],[
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ac_cv_header_winsock_h="yes"
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],[
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ac_cv_header_winsock_h="no"
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])
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])
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if test "x$ac_cv_header_winsock_h" = "xyes"; then
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AC_DEFINE_UNQUOTED(HAVE_WINSOCK_H, 1,
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[Define to 1 if you have the winsock.h header file.])
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fi
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])
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dnl CURL_CHECK_HEADER_WINSOCK2
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dnl -------------------------------------------------
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dnl Check for compilable and valid winsock2.h header
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AC_DEFUN([CURL_CHECK_HEADER_WINSOCK2], [
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AC_REQUIRE([CURL_CHECK_HEADER_WINDOWS])dnl
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AC_CACHE_CHECK([for winsock2.h], [ac_cv_header_winsock2_h], [
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([
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#undef inline
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#include <winsock2.h>
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],[
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int dummy=2*IPPROTO_ESP;
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])
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],[
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ac_cv_header_winsock2_h="yes"
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],[
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ac_cv_header_winsock2_h="no"
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])
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])
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if test "x$ac_cv_header_winsock2_h" = "xyes"; then
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AC_DEFINE_UNQUOTED(HAVE_WINSOCK2_H, 1,
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[Define to 1 if you have the winsock2.h header file.])
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fi
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])
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dnl CURL_CHECK_HEADER_WS2TCPIP
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dnl -------------------------------------------------
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dnl Check for compilable and valid ws2tcpip.h header
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AC_DEFUN([CURL_CHECK_HEADER_WS2TCPIP], [
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AC_REQUIRE([CURL_CHECK_HEADER_WINSOCK2])dnl
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AC_CACHE_CHECK([for ws2tcpip.h], [ac_cv_header_ws2tcpip_h], [
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([
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#undef inline
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#include <winsock2.h>
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#include <ws2tcpip.h>
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],[
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int dummy=2*IP_PKTINFO;
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])
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],[
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ac_cv_header_ws2tcpip_h="yes"
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],[
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ac_cv_header_ws2tcpip_h="no"
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])
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])
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if test "x$ac_cv_header_ws2tcpip_h" = "xyes"; then
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AC_DEFINE_UNQUOTED(HAVE_WS2TCPIP_H, 1,
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[Define to 1 if you have the ws2tcpip.h header file.])
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fi
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])
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dnl CURL_CHECK_TYPE_SOCKLEN_T
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dnl -------------------------------------------------
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dnl Check for existing socklen_t type, and provide
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dnl an equivalent type if socklen_t not available
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AC_DEFUN([CURL_CHECK_TYPE_SOCKLEN_T], [
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AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
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AC_CHECK_TYPE([socklen_t], ,[
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AC_CACHE_CHECK([for socklen_t equivalent],
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[curl_cv_socklen_t_equiv], [
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curl_cv_socklen_t_equiv="unknown"
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for arg2 in "struct sockaddr" void; do
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for t in int size_t unsigned long "unsigned long"; do
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([
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#undef inline
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#ifdef HAVE_WINDOWS_H
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#ifdef HAVE_WINSOCK2_H
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#include <winsock2.h>
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#else
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#ifdef HAVE_WINSOCK_H
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#include <winsock.h>
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#endif
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#endif
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#else
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#endif
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int getpeername (int, $arg2 *, $t *);
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],[
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$t len=0;
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getpeername(0,0,&len);
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])
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],[
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curl_cv_socklen_t_equiv="$t"
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break 2
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])
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done
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done
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])
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if test "$curl_cv_socklen_t_equiv" = "unknown"; then
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AC_MSG_ERROR([Cannot find a type to use in place of socklen_t])
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else
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AC_DEFINE_UNQUOTED(socklen_t, $curl_cv_socklen_t_equiv,
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[type to use in place of socklen_t if not defined])
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fi
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],[
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#undef inline
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#ifdef HAVE_WINDOWS_H
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#ifdef HAVE_WINSOCK2_H
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#include <winsock2.h>
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#ifdef HAVE_WS2TCPIP_H
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#include <ws2tcpip.h>
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#endif
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#endif
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#else
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#endif
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])
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])
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dnl CURL_CHECK_FUNC_GETNAMEINFO
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dnl -------------------------------------------------
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dnl Test if the getnameinfo function is available,
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dnl and check the types of five of its arguments.
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dnl If the function succeeds HAVE_GETNAMEINFO will be
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dnl defined, defining the types of the arguments in
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dnl GETNAMEINFO_TYPE_ARG1, GETNAMEINFO_TYPE_ARG2,
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dnl GETNAMEINFO_TYPE_ARG46 and GETNAMEINFO_TYPE_ARG7.
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dnl This function is experimental and its results shall
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dnl not be trusted while this notice is in place ------
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AC_DEFUN([CURL_CHECK_FUNC_GETNAMEINFO], [
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AC_REQUIRE([CURL_CHECK_HEADER_WS2TCPIP])dnl
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AC_REQUIRE([CURL_CHECK_TYPE_SOCKLEN_T])dnl
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AC_CHECK_HEADERS(sys/types.h sys/socket.h netdb.h)
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#
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AC_MSG_CHECKING([for getnameinfo])
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AC_LINK_IFELSE([
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AC_LANG_FUNC_LINK_TRY([getnameinfo])
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],[
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AC_MSG_RESULT([yes])
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curl_cv_getnameinfo="yes"
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],[
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AC_MSG_RESULT([no])
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curl_cv_getnameinfo="no"
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])
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#
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if test "$curl_cv_getnameinfo" != "yes"; then
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AC_MSG_CHECKING([deeper for getnameinfo])
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AC_TRY_LINK([
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],[
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getnameinfo();
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],[
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AC_MSG_RESULT([yes])
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curl_cv_getnameinfo="yes"
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],[
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AC_MSG_RESULT([but still no])
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curl_cv_getnameinfo="no"
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])
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fi
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#
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if test "$curl_cv_getnameinfo" != "yes"; then
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AC_MSG_CHECKING([deeper and deeper for getnameinfo])
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AC_TRY_LINK([
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#undef inline
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#ifdef HAVE_WINDOWS_H
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#ifdef HAVE_WINSOCK2_H
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#include <winsock2.h>
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#ifdef HAVE_WS2TCPIP_H
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#include <ws2tcpip.h>
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#endif
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#endif
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#else
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#endif
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],[
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getnameinfo(0, 0, 0, 0, 0, 0, 0);
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],[
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AC_MSG_RESULT([yes])
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curl_cv_getnameinfo="yes"
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],[
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AC_MSG_RESULT([but still no])
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curl_cv_getnameinfo="no"
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])
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fi
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#
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if test "$curl_cv_getnameinfo" = "yes"; then
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AC_CACHE_CHECK([types of arguments for getnameinfo],
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[curl_cv_func_getnameinfo_args], [
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curl_cv_func_getnameinfo_args="unknown"
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for gni_arg1 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
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for gni_arg2 in 'socklen_t' 'size_t' 'int'; do
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for gni_arg46 in 'size_t' 'int' 'socklen_t' 'unsigned int' 'DWORD'; do
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for gni_arg7 in 'int' 'unsigned int'; do
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AC_COMPILE_IFELSE([
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AC_LANG_PROGRAM([
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#undef inline
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#ifdef HAVE_WINDOWS_H
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#if (!defined(_WIN32_WINNT)) || (_WIN32_WINNT < 0x0501)
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#undef _WIN32_WINNT
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#define _WIN32_WINNT 0x0501
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#endif
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#include <windows.h>
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#ifdef HAVE_WINSOCK2_H
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#include <winsock2.h>
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#ifdef HAVE_WS2TCPIP_H
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#include <ws2tcpip.h>
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#endif
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#endif
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#define GNICALLCONV WSAAPI
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#else
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#define GNICALLCONV
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#endif
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extern int GNICALLCONV getnameinfo($gni_arg1, $gni_arg2,
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char *, $gni_arg46,
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char *, $gni_arg46,
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$gni_arg7);
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],[
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$gni_arg2 salen=0;
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$gni_arg46 hostlen=0;
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$gni_arg46 servlen=0;
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$gni_arg7 flags=0;
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int res = getnameinfo(0, salen, 0, hostlen, 0, servlen, flags);
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])
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],[
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curl_cv_func_getnameinfo_args="$gni_arg1,$gni_arg2,$gni_arg46,$gni_arg7"
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break 4
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])
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done
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done
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done
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done
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]) # AC_CACHE_CHECK
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if test "$curl_cv_func_getnameinfo_args" = "unknown"; then
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AC_MSG_WARN([Cannot find proper types to use for getnameinfo args])
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AC_MSG_WARN([HAVE_GETNAMEINFO will not be defined])
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else
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gni_prev_IFS=$IFS; IFS=','
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set dummy `echo "$curl_cv_func_getnameinfo_args" | sed 's/\*/\*/g'`
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IFS=$gni_prev_IFS
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shift
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AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG1, $[1],
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[Define to the type of arg 1 for getnameinfo.])
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AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG2, $[2],
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[Define to the type of arg 2 for getnameinfo.])
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AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG46, $[3],
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[Define to the type of args 4 and 6 for getnameinfo.])
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AC_DEFINE_UNQUOTED(GETNAMEINFO_TYPE_ARG7, $[4],
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[Define to the type of arg 7 for getnameinfo.])
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AC_DEFINE_UNQUOTED(HAVE_GETNAMEINFO, 1,
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[Define to 1 if you have the getnameinfo function.])
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ac_cv_func_getnameinfo="yes"
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fi
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fi
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]) # AC_DEFUN
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dnl CURL_CHECK_NONBLOCKING_SOCKET
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dnl -------------------------------------------------
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dnl Check for how to set a socket to non-blocking state. There seems to exist
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dnl four known different ways, with the one used almost everywhere being POSIX
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dnl and XPG3, while the other different ways for different systems (old BSD,
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dnl Windows and Amiga).
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dnl
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dnl There are two known platforms (AIX 3.x and SunOS 4.1.x) where the
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dnl O_NONBLOCK define is found but does not work. This condition is attempted
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dnl to get caught in this script by using an excessive number of #ifdefs...
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dnl
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AC_DEFUN([CURL_CHECK_NONBLOCKING_SOCKET],
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[
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AC_MSG_CHECKING([non-blocking sockets style])
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AC_TRY_COMPILE([
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/* headers for O_NONBLOCK test */
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#include <sys/types.h>
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#include <unistd.h>
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#include <fcntl.h>
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],[
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/* try to compile O_NONBLOCK */
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#if defined(sun) || defined(__sun__) || defined(__SUNPRO_C) || defined(__SUNPRO_CC)
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# if defined(__SVR4) || defined(__srv4__)
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# define PLATFORM_SOLARIS
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# else
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# define PLATFORM_SUNOS4
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# endif
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#endif
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#if (defined(_AIX) || defined(__xlC__)) && !defined(_AIX4)
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# define PLATFORM_AIX_V3
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#endif
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#if defined(PLATFORM_SUNOS4) || defined(PLATFORM_AIX_V3) || defined(__BEOS__)
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#error "O_NONBLOCK does not work on this platform"
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#endif
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int socket;
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int flags = fcntl(socket, F_SETFL, flags | O_NONBLOCK);
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],[
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dnl the O_NONBLOCK test was fine
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nonblock="O_NONBLOCK"
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AC_DEFINE(HAVE_O_NONBLOCK, 1, [use O_NONBLOCK for non-blocking sockets])
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],[
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dnl the code was bad, try a different program now, test 2
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AC_TRY_COMPILE([
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/* headers for FIONBIO test */
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#include <unistd.h>
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#include <stropts.h>
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],[
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/* FIONBIO source test (old-style unix) */
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int socket;
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int flags = ioctl(socket, FIONBIO, &flags);
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],[
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dnl FIONBIO test was good
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nonblock="FIONBIO"
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AC_DEFINE(HAVE_FIONBIO, 1, [use FIONBIO for non-blocking sockets])
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],[
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dnl FIONBIO test was also bad
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dnl the code was bad, try a different program now, test 3
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AC_TRY_COMPILE([
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/* headers for ioctlsocket test (Windows) */
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#undef inline
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#ifdef HAVE_WINDOWS_H
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#ifndef WIN32_LEAN_AND_MEAN
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#define WIN32_LEAN_AND_MEAN
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#endif
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#include <windows.h>
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#ifdef HAVE_WINSOCK2_H
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#include <winsock2.h>
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#else
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#ifdef HAVE_WINSOCK_H
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#include <winsock.h>
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#endif
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#endif
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#endif
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],[
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/* ioctlsocket source code */
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SOCKET sd;
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unsigned long flags = 0;
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sd = socket(0, 0, 0);
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ioctlsocket(sd, FIONBIO, &flags);
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],[
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dnl ioctlsocket test was good
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nonblock="ioctlsocket"
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AC_DEFINE(HAVE_IOCTLSOCKET, 1, [use ioctlsocket() for non-blocking sockets])
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],[
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dnl ioctlsocket didnt compile!, go to test 4
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AC_TRY_LINK([
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/* headers for IoctlSocket test (Amiga?) */
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#include <sys/ioctl.h>
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],[
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/* IoctlSocket source code */
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int socket;
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int flags = IoctlSocket(socket, FIONBIO, (long)1);
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],[
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dnl ioctlsocket test was good
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nonblock="IoctlSocket"
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AC_DEFINE(HAVE_IOCTLSOCKET_CASE, 1, [use Ioctlsocket() for non-blocking sockets])
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],[
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dnl Ioctlsocket didnt compile, do test 5!
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AC_TRY_COMPILE([
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/* headers for SO_NONBLOCK test (BeOS) */
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|
#include <socket.h>
|
|
],[
|
|
/* SO_NONBLOCK source code */
|
|
long b = 1;
|
|
int socket;
|
|
int flags = setsockopt(socket, SOL_SOCKET, SO_NONBLOCK, &b, sizeof(b));
|
|
],[
|
|
dnl the SO_NONBLOCK test was good
|
|
nonblock="SO_NONBLOCK"
|
|
AC_DEFINE(HAVE_SO_NONBLOCK, 1, [use SO_NONBLOCK for non-blocking sockets])
|
|
],[
|
|
dnl test 5 didnt compile!
|
|
nonblock="nada"
|
|
AC_DEFINE(HAVE_DISABLED_NONBLOCKING, 1, [disabled non-blocking sockets])
|
|
])
|
|
dnl end of fifth test
|
|
|
|
])
|
|
dnl end of forth test
|
|
|
|
])
|
|
dnl end of third test
|
|
|
|
])
|
|
dnl end of second test
|
|
|
|
])
|
|
dnl end of non-blocking try-compile test
|
|
AC_MSG_RESULT($nonblock)
|
|
|
|
if test "$nonblock" = "nada"; then
|
|
AC_MSG_WARN([non-block sockets disabled])
|
|
fi
|
|
])
|
|
|
|
|
|
dnl TYPE_SOCKADDR_STORAGE
|
|
dnl -------------------------------------------------
|
|
dnl Check for struct sockaddr_storage. Most IPv6-enabled hosts have it, but
|
|
dnl AIX 4.3 is one known exception.
|
|
AC_DEFUN([TYPE_SOCKADDR_STORAGE],
|
|
[
|
|
AC_CHECK_TYPE([struct sockaddr_storage],
|
|
AC_DEFINE(HAVE_STRUCT_SOCKADDR_STORAGE, 1,
|
|
[if struct sockaddr_storage is defined]), ,
|
|
[
|
|
#undef inline
|
|
#ifdef HAVE_WINDOWS_H
|
|
#ifndef WIN32_LEAN_AND_MEAN
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#endif
|
|
#include <windows.h>
|
|
#ifdef HAVE_WINSOCK2_H
|
|
#include <winsock2.h>
|
|
#endif
|
|
#else
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_SOCKET_H
|
|
#include <sys/socket.h>
|
|
#endif
|
|
#ifdef HAVE_NETINET_IN_H
|
|
#include <netinet/in.h>
|
|
#endif
|
|
#ifdef HAVE_ARPA_INET_H
|
|
#include <arpa/inet.h>
|
|
#endif
|
|
#endif
|
|
])
|
|
])
|
|
|
|
|
|
dnl TYPE_IN_ADDR_T
|
|
dnl -------------------------------------------------
|
|
dnl Check for in_addr_t: it is used to receive the return code of inet_addr()
|
|
dnl and a few other things.
|
|
AC_DEFUN([TYPE_IN_ADDR_T],
|
|
[
|
|
AC_CHECK_TYPE([in_addr_t], ,[
|
|
AC_MSG_CHECKING([for in_addr_t equivalent])
|
|
AC_CACHE_VAL([curl_cv_in_addr_t_equiv],
|
|
[
|
|
curl_cv_in_addr_t_equiv=
|
|
for t in "unsigned long" int size_t unsigned long; do
|
|
AC_TRY_COMPILE([
|
|
#undef inline
|
|
#ifdef HAVE_WINDOWS_H
|
|
#ifndef WIN32_LEAN_AND_MEAN
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#endif
|
|
#include <windows.h>
|
|
#ifdef HAVE_WINSOCK2_H
|
|
#include <winsock2.h>
|
|
#else
|
|
#ifdef HAVE_WINSOCK_H
|
|
#include <winsock.h>
|
|
#endif
|
|
#endif
|
|
#else
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_SOCKET_H
|
|
#include <sys/socket.h>
|
|
#endif
|
|
#ifdef HAVE_NETINET_IN_H
|
|
#include <netinet/in.h>
|
|
#endif
|
|
#ifdef HAVE_ARPA_INET_H
|
|
#include <arpa/inet.h>
|
|
#endif
|
|
#endif
|
|
],[
|
|
$t data = inet_addr ("1.2.3.4");
|
|
],[
|
|
curl_cv_in_addr_t_equiv="$t"
|
|
break
|
|
])
|
|
done
|
|
|
|
if test "x$curl_cv_in_addr_t_equiv" = x; then
|
|
AC_MSG_ERROR([Cannot find a type to use in place of in_addr_t])
|
|
fi
|
|
])
|
|
AC_MSG_RESULT($curl_cv_in_addr_t_equiv)
|
|
AC_DEFINE_UNQUOTED(in_addr_t, $curl_cv_in_addr_t_equiv,
|
|
[type to use in place of in_addr_t if not defined])],
|
|
[
|
|
#undef inline
|
|
#ifdef HAVE_WINDOWS_H
|
|
#ifndef WIN32_LEAN_AND_MEAN
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#endif
|
|
#include <windows.h>
|
|
#ifdef HAVE_WINSOCK2_H
|
|
#include <winsock2.h>
|
|
#else
|
|
#ifdef HAVE_WINSOCK_H
|
|
#include <winsock.h>
|
|
#endif
|
|
#endif
|
|
#else
|
|
#ifdef HAVE_SYS_TYPES_H
|
|
#include <sys/types.h>
|
|
#endif
|
|
#ifdef HAVE_SYS_SOCKET_H
|
|
#include <sys/socket.h>
|
|
#endif
|
|
#ifdef HAVE_NETINET_IN_H
|
|
#include <netinet/in.h>
|
|
#endif
|
|
#ifdef HAVE_ARPA_INET_H
|
|
#include <arpa/inet.h>
|
|
#endif
|
|
#endif
|
|
]) dnl AC_CHECK_TYPE
|
|
]) dnl AC_DEFUN
|
|
|
|
dnl ************************************************************
|
|
dnl check for "localhost", if it doesn't exist, we can't do the
|
|
dnl gethostbyname_r tests!
|
|
dnl
|
|
|
|
AC_DEFUN([CURL_CHECK_WORKING_RESOLVER],[
|
|
AC_MSG_CHECKING([if "localhost" resolves])
|
|
AC_TRY_RUN([
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#include <netdb.h>
|
|
|
|
int
|
|
main () {
|
|
struct hostent *h;
|
|
h = gethostbyname("localhost");
|
|
exit (h == NULL ? 1 : 0); }],[
|
|
AC_MSG_RESULT(yes)],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_ERROR([can't figure out gethostbyname_r() since localhost doesn't resolve])
|
|
|
|
]
|
|
)
|
|
])
|
|
|
|
dnl ************************************************************
|
|
dnl check for working getaddrinfo() that works with AI_NUMERICHOST
|
|
dnl
|
|
AC_DEFUN([CURL_CHECK_WORKING_GETADDRINFO],[
|
|
AC_CACHE_CHECK(for working getaddrinfo, ac_cv_working_getaddrinfo,[
|
|
AC_TRY_RUN( [
|
|
#include <netdb.h>
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
|
|
int main(void)
|
|
{
|
|
struct addrinfo hints, *ai;
|
|
int error;
|
|
|
|
memset(&hints, 0, sizeof(hints));
|
|
hints.ai_flags = AI_NUMERICHOST;
|
|
hints.ai_family = AF_UNSPEC;
|
|
hints.ai_socktype = SOCK_STREAM;
|
|
error = getaddrinfo("127.0.0.1", "8080", &hints, &ai);
|
|
if (error) {
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
],[
|
|
ac_cv_working_getaddrinfo="yes"
|
|
],[
|
|
ac_cv_working_getaddrinfo="no"
|
|
],[
|
|
ac_cv_working_getaddrinfo="yes"
|
|
])])
|
|
if test "$ac_cv_working_getaddrinfo" = "yes"; then
|
|
AC_DEFINE(HAVE_GETADDRINFO, 1, [Define if getaddrinfo exists and works])
|
|
AC_DEFINE(ENABLE_IPV6, 1, [Define if you want to enable IPv6 support])
|
|
|
|
IPV6_ENABLED=1
|
|
AC_SUBST(IPV6_ENABLED)
|
|
fi
|
|
])
|
|
|
|
dnl ************************************************************
|
|
dnl check for working NI_WITHSCOPEID in getnameinfo()
|
|
dnl
|
|
AC_DEFUN([CURL_CHECK_NI_WITHSCOPEID],[
|
|
AC_CACHE_CHECK(for working NI_WITHSCOPEID, ac_cv_working_ni_withscopeid,[
|
|
|
|
AC_RUN_IFELSE([[
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netdb.h>
|
|
int main()
|
|
{
|
|
#ifdef NI_WITHSCOPEID
|
|
struct sockaddr_storage ss;
|
|
int sslen = sizeof(ss);
|
|
int rc;
|
|
char hbuf[NI_MAXHOST];
|
|
int fd = socket(AF_INET6, SOCK_STREAM, 0);
|
|
if(fd < 0) {
|
|
perror("socket()");
|
|
return 1; /* couldn't create socket of either kind */
|
|
}
|
|
|
|
rc = getsockname(fd, (struct sockaddr *)&ss, &sslen);
|
|
if(rc) {
|
|
perror("getsockname()");
|
|
return 2;
|
|
}
|
|
|
|
rc = getnameinfo((struct sockaddr *)&ss, sslen, hbuf, sizeof(hbuf),
|
|
NULL, 0,
|
|
NI_NUMERICHOST | NI_NUMERICSERV | NI_WITHSCOPEID);
|
|
|
|
if(rc) {
|
|
printf("rc = %s\n", gai_strerror(rc));
|
|
return 3;
|
|
}
|
|
|
|
return 0; /* everything works fine, use NI_WITHSCOPEID! */
|
|
#else
|
|
return 4; /* we don't seem to have the definition, don't use it */
|
|
#endif
|
|
}
|
|
]],
|
|
dnl program worked:
|
|
[ ac_cv_working_ni_withscopeid="yes" ],
|
|
dnl program failed:
|
|
[ ac_cv_working_ni_withscopeid="no" ],
|
|
dnl we cross-compile, check the headers using the preprocessor
|
|
[
|
|
|
|
AC_EGREP_CPP(WORKS,
|
|
[
|
|
#include <stdio.h>
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netdb.h>
|
|
|
|
#ifdef NI_WITHSCOPEID
|
|
WORKS
|
|
#endif
|
|
],
|
|
ac_cv_working_ni_withscopeid="yes",
|
|
ac_cv_working_ni_withscopeid="no" )
|
|
|
|
]
|
|
) dnl end of AC_RUN_IFELSE
|
|
|
|
]) dnl end of AC_CACHE_CHECK
|
|
|
|
if test "$ac_cv_working_ni_withscopeid" = "yes"; then
|
|
AC_DEFINE(HAVE_NI_WITHSCOPEID, 1,
|
|
[Define if NI_WITHSCOPEID exists and works])
|
|
fi
|
|
|
|
]) dnl end of AC_DEFUN
|
|
|
|
|
|
AC_DEFUN([CURL_CHECK_LOCALTIME_R],
|
|
[
|
|
dnl check for localtime_r
|
|
AC_CHECK_FUNCS(localtime_r,[
|
|
AC_MSG_CHECKING(whether localtime_r is declared)
|
|
AC_EGREP_CPP(localtime_r,[
|
|
#include <time.h>],[
|
|
AC_MSG_RESULT(yes)],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING(whether localtime_r with -D_REENTRANT is declared)
|
|
AC_EGREP_CPP(localtime_r,[
|
|
#define _REENTRANT
|
|
#include <time.h>],[
|
|
AC_DEFINE(NEED_REENTRANT)
|
|
AC_MSG_RESULT(yes)],
|
|
AC_MSG_RESULT(no))])])
|
|
])
|
|
|
|
dnl
|
|
dnl This function checks for strerror_r(). If it isn't found at first, it
|
|
dnl retries with _THREAD_SAFE defined, as that is what AIX seems to require
|
|
dnl in order to find this function.
|
|
dnl
|
|
dnl If the function is found, it will then proceed to check how the function
|
|
dnl actually works: glibc-style or POSIX-style.
|
|
dnl
|
|
dnl glibc:
|
|
dnl char *strerror_r(int errnum, char *buf, size_t n);
|
|
dnl
|
|
dnl What this one does is to return the error string (no surprises there),
|
|
dnl but it doesn't usually copy anything into buf! The 'buf' and 'n'
|
|
dnl parameters are only meant as an optional working area, in case strerror_r
|
|
dnl needs it. A quick test on a few systems shows that it's generally not
|
|
dnl touched at all.
|
|
dnl
|
|
dnl POSIX:
|
|
dnl int strerror_r(int errnum, char *buf, size_t n);
|
|
dnl
|
|
AC_DEFUN([CURL_CHECK_STRERROR_R],
|
|
[
|
|
AC_CHECK_FUNCS(strerror_r)
|
|
|
|
if test "x$ac_cv_func_strerror_r" = "xyes"; then
|
|
|
|
AC_MSG_CHECKING(whether strerror_r is declared)
|
|
AC_EGREP_CPP(strerror_r,[
|
|
#include <string.h>],[
|
|
AC_MSG_RESULT(yes)],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING(whether strerror_r with -D_REENTRANT is declared)
|
|
AC_EGREP_CPP(strerror_r,[
|
|
#define _REENTRANT
|
|
#include <string.h>],[
|
|
CPPFLAGS="-D_REENTRANT $CPPFLAGS"
|
|
AC_MSG_RESULT(yes)],
|
|
AC_MSG_RESULT(no)
|
|
AC_DEFINE(HAVE_NO_STRERROR_R_DECL, 1, [we have no strerror_r() proto])
|
|
) dnl with _THREAD_SAFE
|
|
]) dnl plain cpp for it
|
|
|
|
dnl determine if this strerror_r() is glibc or POSIX
|
|
AC_MSG_CHECKING([for a glibc strerror_r API])
|
|
AC_TRY_RUN([
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
int
|
|
main () {
|
|
char buffer[1024]; /* big enough to play with */
|
|
char *string =
|
|
strerror_r(EACCES, buffer, sizeof(buffer));
|
|
/* this should've returned a string */
|
|
if(!string || !string[0])
|
|
return 99;
|
|
return 0;
|
|
}
|
|
],
|
|
GLIBC_STRERROR_R="1"
|
|
AC_DEFINE(HAVE_GLIBC_STRERROR_R, 1, [we have a glibc-style strerror_r()])
|
|
AC_MSG_RESULT([yes]),
|
|
AC_MSG_RESULT([no]),
|
|
|
|
dnl Use an inferior method of strerror_r detection while cross-compiling
|
|
AC_EGREP_CPP(yes, [
|
|
#include <features.h>
|
|
#ifdef __GLIBC__
|
|
yes
|
|
#endif
|
|
],
|
|
dnl looks like glibc, so assume a glibc-style strerror_r()
|
|
GLIBC_STRERROR_R="1"
|
|
AC_DEFINE(HAVE_GLIBC_STRERROR_R, 1, [we have a glibc-style strerror_r()])
|
|
AC_MSG_RESULT([yes]),
|
|
AC_MSG_NOTICE([cannot determine strerror_r() style: edit lib/config.h manually!])
|
|
) dnl while cross-compiling
|
|
)
|
|
|
|
if test -z "$GLIBC_STRERROR_R"; then
|
|
|
|
AC_MSG_CHECKING([for a POSIX strerror_r API])
|
|
AC_TRY_RUN([
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
int
|
|
main () {
|
|
char buffer[1024]; /* big enough to play with */
|
|
int error =
|
|
strerror_r(EACCES, buffer, sizeof(buffer));
|
|
/* This should've returned zero, and written an error string in the
|
|
buffer.*/
|
|
if(!buffer[0] || error)
|
|
return 99;
|
|
return 0;
|
|
}
|
|
],
|
|
AC_DEFINE(HAVE_POSIX_STRERROR_R, 1, [we have a POSIX-style strerror_r()])
|
|
AC_MSG_RESULT([yes]),
|
|
AC_MSG_RESULT([no]) ,
|
|
dnl cross-compiling!
|
|
AC_MSG_NOTICE([cannot determine strerror_r() style: edit lib/config.h manually!])
|
|
)
|
|
|
|
fi dnl if not using glibc API
|
|
|
|
fi dnl we have a strerror_r
|
|
|
|
])
|
|
|
|
AC_DEFUN([CURL_CHECK_INET_NTOA_R],
|
|
[
|
|
dnl determine if function definition for inet_ntoa_r exists.
|
|
AC_CHECK_FUNCS(inet_ntoa_r,[
|
|
AC_MSG_CHECKING(whether inet_ntoa_r is declared)
|
|
AC_EGREP_CPP(inet_ntoa_r,[
|
|
#include <arpa/inet.h>],[
|
|
AC_DEFINE(HAVE_INET_NTOA_R_DECL, 1, [inet_ntoa_r() is declared])
|
|
AC_MSG_RESULT(yes)],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING(whether inet_ntoa_r with -D_REENTRANT is declared)
|
|
AC_EGREP_CPP(inet_ntoa_r,[
|
|
#define _REENTRANT
|
|
#include <arpa/inet.h>],[
|
|
AC_DEFINE(HAVE_INET_NTOA_R_DECL, 1, [inet_ntoa_r() is declared])
|
|
AC_DEFINE(NEED_REENTRANT, 1, [need REENTRANT defined])
|
|
AC_MSG_RESULT(yes)],
|
|
AC_MSG_RESULT(no))])])
|
|
])
|
|
|
|
AC_DEFUN([CURL_CHECK_GETHOSTBYADDR_R],
|
|
[
|
|
dnl check for number of arguments to gethostbyaddr_r. it might take
|
|
dnl either 5, 7, or 8 arguments.
|
|
AC_CHECK_FUNCS(gethostbyaddr_r,[
|
|
AC_MSG_CHECKING(if gethostbyaddr_r takes 5 arguments)
|
|
AC_TRY_COMPILE([
|
|
#include <sys/types.h>
|
|
#include <netdb.h>],[
|
|
char * address;
|
|
int length;
|
|
int type;
|
|
struct hostent h;
|
|
struct hostent_data hdata;
|
|
int rc;
|
|
rc = gethostbyaddr_r(address, length, type, &h, &hdata);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYADDR_R_5, 1, [gethostbyaddr_r() takes 5 args])
|
|
ac_cv_gethostbyaddr_args=5],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING(if gethostbyaddr_r with -D_REENTRANT takes 5 arguments)
|
|
AC_TRY_COMPILE([
|
|
#define _REENTRANT
|
|
#include <sys/types.h>
|
|
#include <netdb.h>],[
|
|
char * address;
|
|
int length;
|
|
int type;
|
|
struct hostent h;
|
|
struct hostent_data hdata;
|
|
int rc;
|
|
rc = gethostbyaddr_r(address, length, type, &h, &hdata);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYADDR_R_5, 1, [gethostbyaddr_r() takes 5 args])
|
|
AC_DEFINE(NEED_REENTRANT, 1, [need REENTRANT])
|
|
ac_cv_gethostbyaddr_args=5],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING(if gethostbyaddr_r takes 7 arguments)
|
|
AC_TRY_COMPILE([
|
|
#include <sys/types.h>
|
|
#include <netdb.h>],[
|
|
char * address;
|
|
int length;
|
|
int type;
|
|
struct hostent h;
|
|
char buffer[8192];
|
|
int h_errnop;
|
|
struct hostent * hp;
|
|
|
|
hp = gethostbyaddr_r(address, length, type, &h,
|
|
buffer, 8192, &h_errnop);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYADDR_R_7, 1, [gethostbyaddr_r() takes 7 args] )
|
|
ac_cv_gethostbyaddr_args=7],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING(if gethostbyaddr_r takes 8 arguments)
|
|
AC_TRY_COMPILE([
|
|
#include <sys/types.h>
|
|
#include <netdb.h>],[
|
|
char * address;
|
|
int length;
|
|
int type;
|
|
struct hostent h;
|
|
char buffer[8192];
|
|
int h_errnop;
|
|
struct hostent * hp;
|
|
int rc;
|
|
|
|
rc = gethostbyaddr_r(address, length, type, &h,
|
|
buffer, 8192, &hp, &h_errnop);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYADDR_R_8, 1, [gethostbyaddr_r() takes 8 args])
|
|
ac_cv_gethostbyaddr_args=8],[
|
|
AC_MSG_RESULT(no)
|
|
have_missing_r_funcs="$have_missing_r_funcs gethostbyaddr_r"])])])])])
|
|
])
|
|
|
|
AC_DEFUN([CURL_CHECK_GETHOSTBYNAME_R],
|
|
[
|
|
dnl check for number of arguments to gethostbyname_r. it might take
|
|
dnl either 3, 5, or 6 arguments.
|
|
AC_CHECK_FUNCS(gethostbyname_r,[
|
|
AC_MSG_CHECKING([if gethostbyname_r takes 3 arguments])
|
|
AC_TRY_COMPILE([
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#include <netdb.h>
|
|
#undef NULL
|
|
#define NULL (void *)0
|
|
|
|
int
|
|
gethostbyname_r(const char *, struct hostent *, struct hostent_data *);],[
|
|
struct hostent_data data;
|
|
gethostbyname_r(NULL, NULL, NULL);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYNAME_R_3, 1, [gethostbyname_r() takes 3 args])
|
|
ac_cv_gethostbyname_args=3],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING([if gethostbyname_r with -D_REENTRANT takes 3 arguments])
|
|
AC_TRY_COMPILE([
|
|
#define _REENTRANT
|
|
|
|
#include <string.h>
|
|
#include <sys/types.h>
|
|
#include <netdb.h>
|
|
#undef NULL
|
|
#define NULL (void *)0
|
|
|
|
int
|
|
gethostbyname_r(const char *,struct hostent *, struct hostent_data *);],[
|
|
struct hostent_data data;
|
|
gethostbyname_r(NULL, NULL, NULL);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYNAME_R_3, 1, [gethostbyname_r() takes 3 args])
|
|
AC_DEFINE(NEED_REENTRANT, 1, [needs REENTRANT])
|
|
ac_cv_gethostbyname_args=3],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING([if gethostbyname_r takes 5 arguments])
|
|
AC_TRY_COMPILE([
|
|
#include <sys/types.h>
|
|
#include <netdb.h>
|
|
#undef NULL
|
|
#define NULL (void *)0
|
|
|
|
struct hostent *
|
|
gethostbyname_r(const char *, struct hostent *, char *, int, int *);],[
|
|
gethostbyname_r(NULL, NULL, NULL, 0, NULL);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYNAME_R_5, 1, [gethostbyname_r() takes 5 args])
|
|
ac_cv_gethostbyname_args=5],[
|
|
AC_MSG_RESULT(no)
|
|
AC_MSG_CHECKING([if gethostbyname_r takes 6 arguments])
|
|
AC_TRY_COMPILE([
|
|
#include <sys/types.h>
|
|
#include <netdb.h>
|
|
#undef NULL
|
|
#define NULL (void *)0
|
|
|
|
int
|
|
gethostbyname_r(const char *, struct hostent *, char *, size_t,
|
|
struct hostent **, int *);],[
|
|
gethostbyname_r(NULL, NULL, NULL, 0, NULL, NULL);],[
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_GETHOSTBYNAME_R_6, 1, [gethostbyname_r() takes 6 args])
|
|
ac_cv_gethostbyname_args=6],[
|
|
AC_MSG_RESULT(no)
|
|
have_missing_r_funcs="$have_missing_r_funcs gethostbyname_r"],
|
|
[ac_cv_gethostbyname_args=0])],
|
|
[ac_cv_gethostbyname_args=0])],
|
|
[ac_cv_gethostbyname_args=0])],
|
|
[ac_cv_gethostbyname_args=0])])
|
|
|
|
if test "$ac_cv_func_gethostbyname_r" = "yes"; then
|
|
if test "$ac_cv_gethostbyname_args" = "0"; then
|
|
dnl there's a gethostbyname_r() function, but we don't know how
|
|
dnl many arguments it wants!
|
|
AC_MSG_ERROR([couldn't figure out how to use gethostbyname_r()])
|
|
fi
|
|
fi
|
|
])
|
|
|
|
|
|
dnl We create a function for detecting which compiler we use and then set as
|
|
dnl pendantic compiler options as possible for that particular compiler. The
|
|
dnl options are only used for debug-builds.
|
|
|
|
AC_DEFUN([CURL_CC_DEBUG_OPTS],
|
|
[
|
|
if test "$GCC" = "yes"; then
|
|
|
|
dnl figure out gcc version!
|
|
AC_MSG_CHECKING([gcc version])
|
|
gccver=`$CC -dumpversion`
|
|
num1=`echo $gccver | cut -d . -f1`
|
|
num2=`echo $gccver | cut -d . -f2`
|
|
gccnum=`(expr $num1 "*" 100 + $num2) 2>/dev/null`
|
|
AC_MSG_RESULT($gccver)
|
|
|
|
AC_MSG_CHECKING([if this is icc in disguise])
|
|
AC_EGREP_CPP([^__INTEL_COMPILER], [__INTEL_COMPILER],
|
|
dnl action if the text is found, this it has not been replaced by the
|
|
dnl cpp
|
|
ICC="no"
|
|
AC_MSG_RESULT([no]),
|
|
dnl the text was not found, it was replaced by the cpp
|
|
ICC="yes"
|
|
AC_MSG_RESULT([yes])
|
|
)
|
|
|
|
if test "$ICC" = "yes"; then
|
|
dnl this is icc, not gcc.
|
|
|
|
dnl ICC warnings we ignore:
|
|
dnl * 269 warns on our "%Od" printf formatters for curl_off_t output:
|
|
dnl "invalid format string conversion"
|
|
dnl * 279 warns on static conditions in while expressions
|
|
dnl * 981 warns on "operands are evaluated in unspecified order"
|
|
dnl * 1418 "external definition with no prior declaration"
|
|
dnl * 1419 warns on "external declaration in primary source file"
|
|
dnl which we know and do on purpose.
|
|
|
|
WARN="-wd279,269,981,1418,1419"
|
|
|
|
if test "$gccnum" -gt "600"; then
|
|
dnl icc 6.0 and older doesn't have the -Wall flag
|
|
WARN="-Wall $WARN"
|
|
fi
|
|
else dnl $ICC = yes
|
|
dnl this is a set of options we believe *ALL* gcc versions support:
|
|
WARN="-W -Wall -Wwrite-strings -pedantic -Wpointer-arith -Wnested-externs -Winline -Wmissing-prototypes"
|
|
|
|
dnl -Wcast-align is a bit too annoying on all gcc versions ;-)
|
|
|
|
if test "$gccnum" -ge "207"; then
|
|
dnl gcc 2.7 or later
|
|
WARN="$WARN -Wmissing-declarations"
|
|
fi
|
|
|
|
if test "$gccnum" -gt "295"; then
|
|
dnl only if the compiler is newer than 2.95 since we got lots of
|
|
dnl "`_POSIX_C_SOURCE' is not defined" in system headers with
|
|
dnl gcc 2.95.4 on FreeBSD 4.9!
|
|
WARN="$WARN -Wundef -Wno-long-long -Wsign-compare"
|
|
fi
|
|
|
|
if test "$gccnum" -ge "296"; then
|
|
dnl gcc 2.96 or later
|
|
WARN="$WARN -Wfloat-equal"
|
|
fi
|
|
|
|
if test "$gccnum" -gt "296"; then
|
|
dnl this option does not exist in 2.96
|
|
WARN="$WARN -Wno-format-nonliteral"
|
|
fi
|
|
|
|
dnl -Wunreachable-code seems totally unreliable on my gcc 3.3.2 on
|
|
dnl on i686-Linux as it gives us heaps with false positives.
|
|
dnl Also, on gcc 4.0.X it is totally unbearable and complains all
|
|
dnl over making it unusable for generic purposes. Let's not use it.
|
|
|
|
if test "$gccnum" -ge "303"; then
|
|
dnl gcc 3.3 and later
|
|
WARN="$WARN -Wendif-labels -Wstrict-prototypes"
|
|
fi
|
|
|
|
if test "$gccnum" -ge "304"; then
|
|
# try these on gcc 3.4
|
|
WARN="$WARN -Wdeclaration-after-statement"
|
|
fi
|
|
|
|
for flag in $CPPFLAGS; do
|
|
case "$flag" in
|
|
-I*)
|
|
dnl Include path, provide a -isystem option for the same dir
|
|
dnl to prevent warnings in those dirs. The -isystem was not very
|
|
dnl reliable on earlier gcc versions.
|
|
add=`echo $flag | sed 's/^-I/-isystem /g'`
|
|
WARN="$WARN $add"
|
|
;;
|
|
esac
|
|
done
|
|
|
|
fi dnl $ICC = no
|
|
|
|
CFLAGS="$CFLAGS $WARN"
|
|
|
|
AC_MSG_NOTICE([Added this set of compiler options: $WARN])
|
|
|
|
else dnl $GCC = yes
|
|
|
|
AC_MSG_NOTICE([Added no extra compiler options])
|
|
|
|
fi dnl $GCC = yes
|
|
|
|
dnl strip off optimizer flags
|
|
NEWFLAGS=""
|
|
for flag in $CFLAGS; do
|
|
case "$flag" in
|
|
-O*)
|
|
dnl echo "cut off $flag"
|
|
;;
|
|
*)
|
|
NEWFLAGS="$NEWFLAGS $flag"
|
|
;;
|
|
esac
|
|
done
|
|
CFLAGS=$NEWFLAGS
|
|
|
|
]) dnl end of AC_DEFUN()
|
|
|
|
|
|
dnl Determine the name of the library to pass to dlopen() based on the name
|
|
dnl that would normally be given to AC_CHECK_LIB. The preprocessor symbol
|
|
dnl given is set to the quoted library file name.
|
|
dnl The standard dynamic library file name is first generated, based on the
|
|
dnl current system type, then a search is performed for that file on the
|
|
dnl standard dynamic library path. If it is a symbolic link, the destination
|
|
dnl of the link is used as the file name, after stripping off any minor
|
|
dnl version numbers. If a library file can't be found, a guess is made.
|
|
dnl This macro assumes AC_PROG_LIBTOOL has been called and requires perl
|
|
dnl to be available in the PATH, or $PERL to be set to its location.
|
|
dnl
|
|
dnl CURL_DLLIB_NAME(VARIABLE, library_name)
|
|
dnl e.g. CURL_DLLIB_NAME(LDAP_NAME, ldap) on a Linux system might result
|
|
dnl in LDAP_NAME holding the string "libldap.so.2".
|
|
|
|
AC_DEFUN([CURL_DLLIB_NAME],
|
|
[
|
|
AC_MSG_CHECKING([name of dynamic library $2])
|
|
dnl The shared library extension variable name changes from version to
|
|
dnl version of libtool. Try a few names then just set one statically.
|
|
test -z "$shared_ext" && shared_ext="$shrext_cmds"
|
|
test -z "$shared_ext" && shared_ext="$shrext"
|
|
test -z "$shared_ext" && shared_ext=".so"
|
|
|
|
dnl Create the library link name of the correct form for this platform
|
|
LIBNAME_LINK_SPEC=`echo "$library_names_spec" | $SED 's/^.* //'`
|
|
DLGUESSLIB=`name=$2 eval echo "$libname_spec"`
|
|
DLGUESSFILE=`libname="$DLGUESSLIB" release="" major="" versuffix="" eval echo "$LIBNAME_LINK_SPEC"`
|
|
|
|
dnl Synthesize a likely dynamic library name in case we can't find an actual one
|
|
SO_NAME_SPEC="$soname_spec"
|
|
dnl soname_spec undefined when identical to the 1st entry in library_names_spec
|
|
test -z "$SO_NAME_SPEC" && SO_NAME_SPEC=`echo "$library_names_spec" | $SED 's/ .*$//'`
|
|
DLGUESSSOFILE=`libname="$DLGUESSLIB" release="" major="" versuffix="" eval echo "$SO_NAME_SPEC"`
|
|
|
|
if test "$cross_compiling" = yes; then
|
|
dnl Can't look at filesystem when cross-compiling
|
|
AC_DEFINE_UNQUOTED($1, "$DLGUESSSOFILE", [$2 dynamic library file])
|
|
AC_MSG_RESULT([$DLGUESSSOFILE (guess while cross-compiling)])
|
|
else
|
|
|
|
DLFOUNDFILE=""
|
|
if test "$sys_lib_dlsearch_path_spec" ; then
|
|
dnl Search for the link library name and see what it points to.
|
|
for direc in $sys_lib_dlsearch_path_spec ; do
|
|
DLTRYFILE="$direc/$DLGUESSFILE"
|
|
dnl Find where the symbolic link for this name points
|
|
changequote(<<, >>)dnl
|
|
<<
|
|
DLFOUNDFILE=`${PERL:-perl} -e 'use File::Basename; (basename(readlink($ARGV[0])) =~ /^(.*[^\d]\.\d+)[\d\.]*$/ && print ${1}) || exit 1;' "$DLTRYFILE" 2>&5`
|
|
>>
|
|
changequote([, ])dnl
|
|
if test "$?" -eq "0"; then
|
|
dnl Found the file link
|
|
break
|
|
fi
|
|
done
|
|
fi
|
|
|
|
if test -z "$DLFOUNDFILE" ; then
|
|
dnl Couldn't find a link library, so guess at a name.
|
|
DLFOUNDFILE="$DLGUESSSOFILE"
|
|
fi
|
|
|
|
AC_DEFINE_UNQUOTED($1, "$DLFOUNDFILE", [$2 dynamic library file])
|
|
AC_MSG_RESULT($DLFOUNDFILE)
|
|
fi
|
|
])
|
|
|
|
# This is only a temporary fix. This macro is here to replace the broken one
|
|
# delivered by the automake project (including the 1.9.6 release). As soon as
|
|
# they ship a working version we SHOULD remove this work-around.
|
|
|
|
AC_DEFUN([AM_MISSING_HAS_RUN],
|
|
[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
|
|
test x"${MISSING+set}" = xset || MISSING="\${SHELL} \"$am_aux_dir/missing\""
|
|
# Use eval to expand $SHELL
|
|
if eval "$MISSING --run true"; then
|
|
am_missing_run="$MISSING --run "
|
|
else
|
|
am_missing_run=
|
|
AC_MSG_WARN([`missing' script is too old or missing])
|
|
fi
|
|
])
|