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curl/configure.ac

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#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) 1998 - 2008, Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at http://curl.haxx.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
# $Id$
#***************************************************************************
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.57)
dnl We don't know the version number "statically" so we use a dash here
AC_INIT([curl], [-], [a suitable curl mailing list => http://curl.haxx.se/mail/])
dnl configure script copyright
AC_COPYRIGHT([Copyright (c) 1998 - 2008 Daniel Stenberg, <daniel@haxx.se>
This configure script may be copied, distributed and modified under the
terms of the curl license; see COPYING for more details])
AC_CONFIG_SRCDIR([lib/urldata.h])
AM_CONFIG_HEADER(lib/config.h src/config.h include/curl/curlbuild.h)
AM_MAINTAINER_MODE
dnl SED is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
AC_PATH_PROG([SED], [sed], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
if test -z "$SED" || test "$SED" = "not_found"; then
AC_MSG_ERROR([sed not found in PATH. Cannot continue without sed.])
fi
AC_SUBST([SED])
dnl GREP is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
AC_PATH_PROG([GREP], [grep], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
if test -z "$GREP" || test "$GREP" = "not_found"; then
AC_MSG_ERROR([grep not found in PATH. Cannot continue without grep.])
fi
AC_SUBST([GREP])
dnl EGREP is mandatory for configure process and libtool.
dnl Set it now, allowing it to be changed later.
if echo a | ($GREP -E '(a|b)') >/dev/null 2>&1; then
AC_MSG_CHECKING([for egrep])
EGREP="$GREP -E"
AC_MSG_RESULT([$EGREP])
else
AC_PATH_PROG([EGREP], [egrep], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
fi
if test -z "$EGREP" || test "$EGREP" = "not_found"; then
AC_MSG_ERROR([egrep not found in PATH. Cannot continue without egrep.])
fi
AC_SUBST([EGREP])
dnl AR is mandatory for configure process and libtool.
dnl This is target dependant, so check it as a tool.
AC_PATH_TOOL([AR], [ar], [not_found],
[$PATH:/usr/bin:/usr/local/bin])
if test -z "$AR" || test "$AR" = "not_found"; then
AC_MSG_ERROR([ar not found in PATH. Cannot continue without ar.])
fi
AC_SUBST([AR])
AC_SUBST(libext)
dnl figure out the libcurl version
VERSION=`$SED -ne 's/^#define LIBCURL_VERSION "\(.*\)"/\1/p' ${srcdir}/include/curl/curlver.h`
AM_INIT_AUTOMAKE(curl,$VERSION)
AC_MSG_CHECKING([curl version])
AC_MSG_RESULT($VERSION)
dnl
dnl we extract the numerical version for curl-config only
VERSIONNUM=`$SED -ne 's/^#define LIBCURL_VERSION_NUM 0x\(.*\)/\1/p' ${srcdir}/include/curl/curlver.h`
AC_SUBST(VERSIONNUM)
dnl Solaris pkgadd support definitions
PKGADD_PKG="HAXXcurl"
PKGADD_NAME="cURL - a client that groks URLs"
PKGADD_VENDOR="curl.haxx.se"
AC_SUBST(PKGADD_PKG)
AC_SUBST(PKGADD_NAME)
AC_SUBST(PKGADD_VENDOR)
dnl
dnl initialize all the info variables
curl_ssl_msg="no (--with-ssl / --with-gnutls)"
curl_ssh_msg="no (--with-libssh2)"
curl_zlib_msg="no (--with-zlib)"
curl_krb4_msg="no (--with-krb4*)"
curl_gss_msg="no (--with-gssapi)"
curl_spnego_msg="no (--with-spnego)"
curl_ares_msg="no (--enable-ares)"
curl_ipv6_msg="no (--enable-ipv6)"
curl_idn_msg="no (--with-libidn)"
curl_manual_msg="no (--enable-manual)"
curl_verbose_msg="enabled (--disable-verbose)"
curl_sspi_msg="no (--enable-sspi)"
curl_ldap_msg="no (--enable-ldap / --with-ldap-lib / --with-lber-lib)"
curl_ldaps_msg="no (--enable-ldaps)"
dnl
dnl Save anything in $LIBS for later
dnl
ALL_LIBS=$LIBS
dnl
dnl Detect the canonical host and target build environment
dnl
AC_CANONICAL_HOST
dnl Get system canonical name
AC_DEFINE_UNQUOTED(OS, "${host}", [cpu-machine-OS])
dnl Checks for programs.
AC_PROG_CC
dnl Our curl_off_t internal and external configure settings
CURL_CONFIGURE_CURL_OFF_T
dnl This defines _ALL_SOURCE for AIX
CURL_CHECK_AIX_ALL_SOURCE
dnl Our configure and build reentrant settings
CURL_CONFIGURE_REENTRANT
dnl check for how to do large files
AC_SYS_LARGEFILE
dnl support building of Windows DLLs
AC_LIBTOOL_WIN32_DLL
dnl skip libtool C++ and Fortran compiler checks
m4_ifdef([AC_PROG_CXX], [m4_undefine([AC_PROG_CXX])])
m4_defun([AC_PROG_CXX],[])
m4_ifdef([AC_PROG_CXXCPP], [m4_undefine([AC_PROG_CXXCPP])])
m4_defun([AC_PROG_CXXCPP],[true])
m4_ifdef([AC_PROG_F77], [m4_undefine([AC_PROG_F77])])
m4_defun([AC_PROG_F77],[])
dnl skip libtool C++ and Fortran linker checks
m4_ifdef([AC_LIBTOOL_CXX], [m4_undefine([AC_LIBTOOL_CXX])])
m4_defun([AC_LIBTOOL_CXX],[])
m4_ifdef([AC_LIBTOOL_CXXCPP], [m4_undefine([AC_LIBTOOL_CXXCPP])])
m4_defun([AC_LIBTOOL_CXXCPP],[true])
m4_ifdef([AC_LIBTOOL_F77], [m4_undefine([AC_LIBTOOL_F77])])
m4_defun([AC_LIBTOOL_F77],[])
dnl force libtool to build static libraries with PIC on AMD64-linux
AC_MSG_CHECKING([if arch-OS host is AMD64-linux (to build static libraries with PIC)])
case $host in
x86_64*linux*)
AC_MSG_RESULT([yes])
with_pic=yes
;;
*)
AC_MSG_RESULT([no])
;;
esac
dnl libtool setup
AC_PROG_LIBTOOL
AC_MSG_CHECKING([if we need -no-undefined])
case $host in
*-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-cegcc*)
need_no_undefined=yes
;;
*)
need_no_undefined=no
;;
esac
AC_MSG_RESULT($need_no_undefined)
AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes)
AC_MSG_CHECKING([if we need -mimpure-text])
mimpure=no
case $host in
*-*-solaris2*)
if test "$GCC" = "yes"; then
mimpure="yes"
fi
;;
*)
;;
esac
AC_MSG_RESULT($mimpure)
AM_CONDITIONAL(MIMPURE, test x$mimpure = xyes)
AM_CONDITIONAL(STATICLIB, false)
AC_MSG_CHECKING([if we need BUILDING_LIBCURL])
case $host in
*-*-mingw*)
AC_DEFINE(BUILDING_LIBCURL, 1, [when building libcurl itself])
AC_MSG_RESULT(yes)
AC_MSG_CHECKING([if we need CURL_STATICLIB])
if test "X$enable_shared" = "Xno"
then
AC_DEFINE(CURL_STATICLIB, 1, [when not building a shared library])
AC_MSG_RESULT(yes)
AM_CONDITIONAL(STATICLIB, true)
else
AC_MSG_RESULT(no)
fi
;;
*)
AC_MSG_RESULT(no)
;;
esac
# Determine whether all dependent libraries must be specified when linking
if test "X$enable_shared" = "Xyes" -a "X$link_all_deplibs" = "Xno"
then
REQUIRE_LIB_DEPS=no
else
REQUIRE_LIB_DEPS=yes
fi
AC_SUBST(REQUIRE_LIB_DEPS)
dnl The install stuff has already been taken care of by the automake stuff
dnl AC_PROG_INSTALL
AC_PROG_MAKE_SET
dnl check if there's a way to force code inline
AC_C_INLINE
dnl **********************************************************************
dnl platform/compiler/architecture specific checks/flags
dnl **********************************************************************
case $host in
#
x86_64*linux*)
#
dnl find out if icc is being used
if test "z$ICC" = "z"; then
CURL_DETECT_ICC
fi
#
if test "$ICC" = "yes"; then
dnl figure out icc version
AC_MSG_CHECKING([icc version])
iccver=`$CC -dumpversion`
iccnhi=`echo $iccver | cut -d . -f1`
iccnlo=`echo $iccver | cut -d . -f2`
iccnum=`(expr $iccnhi "*" 100 + $iccnlo) 2>/dev/null`
AC_MSG_RESULT($iccver)
#
if test "$iccnum" -ge "900" && test "$iccnum" -lt "1000"; then
dnl icc 9.X specific
CFLAGS="$CFLAGS -i-dynamic"
fi
#
if test "$iccnum" -ge "1000"; then
dnl icc 10.X or later
CFLAGS="$CFLAGS -shared-intel"
fi
#
fi
;;
#
esac
AC_MSG_CHECKING([whether we are using the IBM C compiler])
CURL_CHECK_DEF([__IBMC__], [], [silent])
if test "$curl_cv_have_def___IBMC__" = "yes"; then
AC_MSG_RESULT([yes])
dnl Ensure that compiler optimizations are always thread-safe.
CFLAGS="$CFLAGS -qthreaded"
dnl Disable type based strict aliasing optimizations, using worst
dnl case aliasing assumptions when compiling. Type based aliasing
dnl would restrict the lvalues that could be safely used to access
dnl a data object.
CFLAGS="$CFLAGS -qnoansialias"
dnl Force compiler to stop after the compilation phase, without
dnl generating an object code file when compilation has errors.
CFLAGS="$CFLAGS -qhalt=e"
else
AC_MSG_RESULT([no])
fi
AC_MSG_CHECKING([whether we are using the DEC/Compaq C compiler])
CURL_CHECK_DEF([__DECC], [], [silent])
CURL_CHECK_DEF([__DECC_VER], [], [silent])
if test "$curl_cv_have_def___DECC" = "yes" &&
test "$curl_cv_have_def___DECC_VER" = "yes"; then
AC_MSG_RESULT([yes])
dnl Select strict ANSI C compiler mode
CFLAGS="$CFLAGS -std1"
dnl Turn off optimizer ANSI C aliasing rules
CFLAGS="$CFLAGS -noansi_alias"
dnl Select a higher warning level than default level2
CFLAGS="$CFLAGS -msg_enable level3"
dnl Generate warnings for missing function prototypes
CFLAGS="$CFLAGS -warnprotos"
dnl Change some warnings into fatal errors
CFLAGS="$CFLAGS -msg_fatal toofewargs,toomanyargs"
else
AC_MSG_RESULT([no])
fi
CURL_CHECK_COMPILER_HALT_ON_ERROR
CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE
dnl **********************************************************************
dnl Compilation based checks should not be done before this point.
dnl **********************************************************************
dnl **********************************************************************
dnl Make sure that our checks for headers windows.h winsock.h winsock2.h
dnl and ws2tcpip.h take precedence over any other further checks which
dnl could be done later using AC_CHECK_HEADER or AC_CHECK_HEADERS for
dnl this specific header files. And do them before its results are used.
dnl **********************************************************************
CURL_CHECK_HEADER_WINDOWS
CURL_CHECK_NATIVE_WINDOWS
case X-"$ac_cv_native_windows" in
X-yes)
CURL_CHECK_HEADER_WINSOCK
CURL_CHECK_HEADER_WINSOCK2
CURL_CHECK_HEADER_WS2TCPIP
CURL_CHECK_HEADER_WINLDAP
CURL_CHECK_HEADER_WINBER
;;
*)
ac_cv_header_winsock_h="no"
ac_cv_header_winsock2_h="no"
ac_cv_header_ws2tcpip_h="no"
ac_cv_header_winldap_h="no"
ac_cv_header_winber_h="no"
;;
esac
CURL_CHECK_WIN32_LARGEFILE
dnl ************************************************************
dnl switch off particular protocols
dnl
AC_MSG_CHECKING([whether to support http])
AC_ARG_ENABLE(http,
AC_HELP_STRING([--enable-http],[Enable HTTP support])
AC_HELP_STRING([--disable-http],[Disable HTTP support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_HTTP, 1, [to disable HTTP])
AC_MSG_WARN([disable HTTP disables FTP over proxy])
AC_SUBST(CURL_DISABLE_HTTP, [1])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support ftp])
AC_ARG_ENABLE(ftp,
AC_HELP_STRING([--enable-ftp],[Enable FTP support])
AC_HELP_STRING([--disable-ftp],[Disable FTP support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_FTP, 1, [to disable FTP])
AC_SUBST(CURL_DISABLE_FTP, [1])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support file])
AC_ARG_ENABLE(file,
AC_HELP_STRING([--enable-file],[Enable FILE support])
AC_HELP_STRING([--disable-file],[Disable FILE support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_FILE, 1, [to disable FILE])
AC_SUBST(CURL_DISABLE_FILE, [1])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support ldap])
AC_ARG_ENABLE(ldap,
AC_HELP_STRING([--enable-ldap],[Enable LDAP support])
AC_HELP_STRING([--disable-ldap],[Disable LDAP support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
AC_SUBST(CURL_DISABLE_LDAP, [1])
;;
*)
case $host in
*-*-cygwin*)
# Force no ldap. config/build process is broken for cygwin
AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
AC_SUBST(CURL_DISABLE_LDAP, [1])
AC_MSG_RESULT(no)
;;
*)
AC_MSG_RESULT(yes)
esac
;;
esac ],[
case $host in
*-*-cygwin*)
# Force no ldap. config/build process is broken for cygwin
AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
AC_SUBST(CURL_DISABLE_LDAP, [1])
AC_MSG_RESULT(no)
;;
*)
AC_MSG_RESULT(yes)
esac ]
)
AC_MSG_CHECKING([whether to support ldaps])
AC_ARG_ENABLE(ldaps,
AC_HELP_STRING([--enable-ldaps],[Enable LDAPS support])
AC_HELP_STRING([--disable-ldaps],[Disable LDAPS support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
AC_SUBST(CURL_DISABLE_LDAPS, [1])
;;
*) if test x$CURL_DISABLE_LDAP = x1 ; then
AC_MSG_RESULT(LDAP support needs to be enabled in order to enable LDAPS support!)
AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
AC_SUBST(CURL_DISABLE_LDAPS, [1])
else
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_LDAP_SSL, 1, [Use LDAPS implementation])
curl_ldaps_msg="enabled"
fi
;;
esac ],
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
AC_SUBST(CURL_DISABLE_LDAPS, [1])
)
AC_MSG_CHECKING([whether to support dict])
AC_ARG_ENABLE(dict,
AC_HELP_STRING([--enable-dict],[Enable DICT support])
AC_HELP_STRING([--disable-dict],[Disable DICT support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_DICT, 1, [to disable DICT])
AC_SUBST(CURL_DISABLE_DICT, [1])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support telnet])
AC_ARG_ENABLE(telnet,
AC_HELP_STRING([--enable-telnet],[Enable TELNET support])
AC_HELP_STRING([--disable-telnet],[Disable TELNET support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_TELNET, 1, [to disable TELNET])
AC_SUBST(CURL_DISABLE_TELNET, [1])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support tftp])
AC_ARG_ENABLE(tftp,
AC_HELP_STRING([--enable-tftp],[Enable TFTP support])
AC_HELP_STRING([--disable-tftp],[Disable TFTP support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_TFTP, 1, [to disable TFTP])
AC_SUBST(CURL_DISABLE_TFTP, [1])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
dnl **********************************************************************
dnl Check for built-in manual
dnl **********************************************************************
AC_MSG_CHECKING([whether to provide built-in manual])
AC_ARG_ENABLE(manual,
AC_HELP_STRING([--enable-manual],[Enable built-in manual])
AC_HELP_STRING([--disable-manual],[Disable built-in manual]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
USE_MANUAL="1"
;;
esac ],
AC_MSG_RESULT(yes)
USE_MANUAL="1"
)
dnl The actual use of the USE_MANUAL variable is done much later in this
dnl script to allow other actions to disable it as well.
dnl **********************************************************************
dnl check if this is the Intel ICC compiler, and if so make it stricter
dnl (convert warning 147 into an error) so that it properly can detect the
dnl gethostbyname_r() version
dnl **********************************************************************
CURL_DETECT_ICC([CFLAGS="$CFLAGS -we 147"])
dnl **********************************************************************
dnl Checks for libraries.
dnl **********************************************************************
dnl gethostbyname without lib or in the nsl lib?
AC_CHECK_FUNC(gethostbyname,
[HAVE_GETHOSTBYNAME="1"
],
[ AC_CHECK_LIB(nsl, gethostbyname,
[HAVE_GETHOSTBYNAME="1"
LIBS="$LIBS -lnsl"
])
])
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl gethostbyname in the socket lib?
AC_CHECK_LIB(socket, gethostbyname,
[HAVE_GETHOSTBYNAME="1"
LIBS="$LIBS -lsocket"
])
fi
dnl At least one system has been identified to require BOTH nsl and socket
dnl libs at the same time to link properly.
if test "$HAVE_GETHOSTBYNAME" != "1"
then
AC_MSG_CHECKING([for gethostbyname with both nsl and socket libs])
my_ac_save_LIBS=$LIBS
LIBS="-lnsl -lsocket $LIBS"
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
]],[[
gethostbyname();
]])
],[
AC_MSG_RESULT([yes])
HAVE_GETHOSTBYNAME="1"
],[
AC_MSG_RESULT([no])
LIBS=$my_ac_save_LIBS
])
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl This is for winsock systems
if test "$ac_cv_header_windows_h" = "yes"; then
if test "$ac_cv_header_winsock_h" = "yes"; then
case $host in
*-*-mingw32ce*)
winsock_LIB="-lwinsock"
;;
*)
winsock_LIB="-lwsock32"
;;
esac
fi
if test "$ac_cv_header_winsock2_h" = "yes"; then
winsock_LIB="-lws2_32"
fi
if test ! -z "$winsock_LIB"; then
my_ac_save_LIBS=$LIBS
LIBS="$winsock_LIB $LIBS"
AC_MSG_CHECKING([for gethostbyname in $winsock_LIB])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#ifdef HAVE_WINDOWS_H
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#else
#ifdef HAVE_WINSOCK_H
#include <winsock.h>
#endif
#endif
#endif
]],[[
gethostbyname("www.dummysite.com");
]])
],[
AC_MSG_RESULT([yes])
HAVE_GETHOSTBYNAME="1"
],[
AC_MSG_RESULT([no])
winsock_LIB=""
LIBS=$my_ac_save_LIBS
])
fi
fi
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl This is for Minix 3.1
AC_MSG_CHECKING([for gethostbyname for Minix 3])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
/* Older Minix versions may need <net/gen/netdb.h> here instead */
#include <netdb.h>
]],[[
gethostbyname("www.dummysite.com");
]])
],[
AC_MSG_RESULT([yes])
HAVE_GETHOSTBYNAME="1"
],[
AC_MSG_RESULT([no])
])
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl This is for eCos with a stubbed DNS implementation
AC_MSG_CHECKING([for gethostbyname for eCos])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#include <stdio.h>
#include <netdb.h>
]],[[
gethostbyname("www.dummysite.com");
]])
],[
AC_MSG_RESULT([yes])
HAVE_GETHOSTBYNAME="1"
],[
AC_MSG_RESULT([no])
])
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl gethostbyname in the network lib - for Haiku OS
AC_CHECK_LIB(network, gethostbyname,
[HAVE_GETHOSTBYNAME="1"
LIBS="$LIBS -lnetwork"
])
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl gethostbyname in the net lib - for BeOS
AC_CHECK_LIB(net, gethostbyname,
[HAVE_GETHOSTBYNAME="1"
LIBS="$LIBS -lnet"
])
fi
if test "$HAVE_GETHOSTBYNAME" = "1"; then
AC_DEFINE(HAVE_GETHOSTBYNAME, 1, [If you have gethostbyname])
else
AC_MSG_ERROR([couldn't find libraries for gethostbyname()])
fi
dnl resolve lib?
AC_CHECK_FUNC(strcasecmp, , [ AC_CHECK_LIB(resolve, strcasecmp) ])
if test "$ac_cv_lib_resolve_strcasecmp" = "$ac_cv_func_strcasecmp"; then
AC_CHECK_LIB(resolve, strcasecmp,
[LIBS="-lresolve $LIBS"],
,
-lnsl)
fi
dnl socket lib?
AC_CHECK_FUNC(connect, , [ AC_CHECK_LIB(socket, connect) ])
dnl **********************************************************************
dnl In case that function clock_gettime with monotonic timer is available,
dnl check for additional required libraries.
dnl **********************************************************************
CURL_CHECK_LIBS_CLOCK_GETTIME_MONOTONIC
dnl **********************************************************************
dnl The preceding library checks are all potentially useful for test
dnl servers (for providing networking support). Save the list of required
dnl libraries at this point for use while linking those test servers.
dnl **********************************************************************
TEST_SERVER_LIBS=$LIBS
dnl **********************************************************************
AC_MSG_CHECKING([whether to use libgcc])
AC_ARG_ENABLE(libgcc,
AC_HELP_STRING([--enable-libgcc],[use libgcc when linking]),
[ case "$enableval" in
yes)
ALL_LIBS="$ALL_LIBS -lgcc"
AC_MSG_RESULT(yes)
;;
*) AC_MSG_RESULT(no)
;;
esac ],
AC_MSG_RESULT(no)
)
dnl **********************************************************************
dnl Check for LDAP
dnl **********************************************************************
LDAPLIBNAME=""
AC_ARG_WITH(ldap-lib,
AC_HELP_STRING([--with-ldap-lib=libname],[Specify name of ldap lib file]),
[LDAPLIBNAME="$withval"])
LBERLIBNAME=""
AC_ARG_WITH(lber-lib,
AC_HELP_STRING([--with-lber-lib=libname],[Specify name of lber lib file]),
[LBERLIBNAME="$withval"])
if test x$CURL_DISABLE_LDAP != x1 ; then
CURL_CHECK_HEADER_LBER
CURL_CHECK_HEADER_LDAP
CURL_CHECK_HEADER_LDAPSSL
CURL_CHECK_HEADER_LDAP_SSL
if test -z "$LDAPLIBNAME" ; then
case $host in
*-*-cygwin* | *-*-mingw* | *-*-pw32*)
dnl Windows uses a single and unique OpenLDAP DLL name
LDAPLIBNAME="wldap32"
LBERLIBNAME="no"
;;
esac
fi
if test "$LDAPLIBNAME" ; then
AC_CHECK_LIB("$LDAPLIBNAME", ldap_init,, [
AC_MSG_WARN(["$LDAPLIBNAME" is not an LDAP library: LDAP disabled])
AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
AC_SUBST(CURL_DISABLE_LDAP, [1])])
AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
AC_SUBST(CURL_DISABLE_LDAPS, [1])
else
dnl Try to find the right ldap libraries for this system
CURL_CHECK_LIBS_LDAP
case X-"$curl_cv_ldap_LIBS" in
X-unknown)
AC_MSG_WARN([Cannot find libraries for LDAP support: LDAP disabled])
AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
AC_SUBST(CURL_DISABLE_LDAP, [1])
AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
AC_SUBST(CURL_DISABLE_LDAPS, [1])
;;
esac
fi
fi
if test x$CURL_DISABLE_LDAP != x1 ; then
if test "$LBERLIBNAME" ; then
dnl If name is "no" then don't define this library at all
dnl (it's only needed if libldap.so's dependencies are broken).
if test "$LBERLIBNAME" != "no" ; then
AC_CHECK_LIB("$LBERLIBNAME", ber_free,, [
AC_MSG_WARN(["$LBERLIBNAME" is not an LBER library: LDAP disabled])
AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
AC_SUBST(CURL_DISABLE_LDAP, [1])])
AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
AC_SUBST(CURL_DISABLE_LDAPS, [1])
fi
fi
fi
if test x$CURL_DISABLE_LDAP != x1 ; then
AC_CHECK_FUNCS([ldap_url_parse])
if test "$LDAPLIBNAME" = "wldap32"; then
curl_ldap_msg="enabled (winldap)"
AC_DEFINE(CURL_LDAP_WIN, 1, [Use W$ LDAP implementation])
case $host in
*-*-cygwin* | *-*-pw32*)
AC_DEFINE(CURL_LDAP_HYBRID, 1, [W$ LDAP with non-W$ compiler])
;;
esac
else
curl_ldap_msg="enabled (OpenLDAP)"
fi
fi
dnl **********************************************************************
dnl Checks for IPv6
dnl **********************************************************************
AC_MSG_CHECKING([whether to enable ipv6])
AC_ARG_ENABLE(ipv6,
AC_HELP_STRING([--enable-ipv6],[Enable ipv6 (with ipv4) support])
AC_HELP_STRING([--disable-ipv6],[Disable ipv6 support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
ipv6=no
;;
*) AC_MSG_RESULT(yes)
ipv6=yes
;;
esac ],
AC_TRY_RUN([ /* is AF_INET6 available? */
#include <sys/types.h>
#include <sys/socket.h>
main()
{
if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
exit(1);
else
exit(0);
}
],
AC_MSG_RESULT(yes)
ipv6=yes,
AC_MSG_RESULT(no)
ipv6=no,
AC_MSG_RESULT(no)
ipv6=no
))
if test "$ipv6" = "yes"; then
curl_ipv6_msg="enabled"
fi
dnl **********************************************************************
dnl Check how non-blocking sockets are set
dnl **********************************************************************
AC_ARG_ENABLE(nonblocking,
AC_HELP_STRING([--enable-nonblocking],[Enable detecting how to do it])
AC_HELP_STRING([--disable-nonblocking],[Disable non-blocking socket detection]),
[
if test "$enableval" = "no" ; then
AC_MSG_WARN([non-blocking sockets disabled])
AC_DEFINE(HAVE_DISABLED_NONBLOCKING, 1,
[to disable NON-BLOCKING connections])
else
CURL_CHECK_NONBLOCKING_SOCKET
fi
],
[
CURL_CHECK_NONBLOCKING_SOCKET
])
dnl **********************************************************************
dnl Check if the operating system allows programs to write to their own argv[]
dnl **********************************************************************
AC_MSG_CHECKING([if argv can be written to])
AC_CACHE_VAL(curl_cv_writable_argv, [
AC_RUN_IFELSE([[
int main(int argc, char ** argv) {
argv[0][0] = ' ';
return (argv[0][0] == ' ')?0:1;
}
]],
curl_cv_writable_argv=yes,
curl_cv_writable_argv=no,
curl_cv_writable_argv=cross)
])
case $curl_cv_writable_argv in
yes)
AC_DEFINE(HAVE_WRITABLE_ARGV, 1, [Define this symbol if your OS supports changing the contents of argv])
AC_MSG_RESULT(yes)
;;
no)
AC_MSG_RESULT(no)
;;
*)
AC_MSG_RESULT(no)
AC_MSG_WARN([the previous check could not be made default was used])
;;
esac
dnl **********************************************************************
dnl Check for the presence of Kerberos4 libraries and headers
dnl **********************************************************************
AC_ARG_WITH(krb4-includes,
AC_HELP_STRING([--with-krb4-includes=DIR],
[Specify location of kerberos4 headers]),[
CPPFLAGS="$CPPFLAGS -I$withval"
KRB4INC="$withval"
want_krb4=yes
])
AC_ARG_WITH(krb4-libs,
AC_HELP_STRING([--with-krb4-libs=DIR],[Specify location of kerberos4 libs]),[
LDFLAGS="$LDFLAGS -L$withval"
KRB4LIB="$withval"
want_krb4=yes
])
OPT_KRB4=off
AC_ARG_WITH(krb4,dnl
AC_HELP_STRING([--with-krb4=DIR],[where to look for Kerberos4]),[
OPT_KRB4="$withval"
if test X"$OPT_KRB4" != Xno; then
want_krb4="yes"
if test X"$OPT_KRB4" != Xyes; then
LDFLAGS="$LDFLAGS -L$OPT_KRB4/lib$libsuff"
KRB4LIB="$OPT_KRB4/lib$libsuff"
CPPFLAGS="$CPPFLAGS -I$OPT_KRB4/include"
KRB4INC="$OPT_KRB4/include"
fi
fi
])
AC_MSG_CHECKING([if Kerberos4 support is requested])
if test "$want_krb4" = yes
then
if test "$ipv6" = "yes"; then
echo krb4 is not compatible with IPv6
exit 1
fi
AC_MSG_RESULT(yes)
dnl Check for & handle argument to --with-krb4
AC_MSG_CHECKING(where to look for Kerberos4)
if test X"$OPT_KRB4" = Xyes
then
AC_MSG_RESULT([defaults])
else
AC_MSG_RESULT([libs in $KRB4LIB, headers in $KRB4INC])
fi
dnl Check for DES library
AC_CHECK_LIB(des, des_pcbc_encrypt,
[
AC_CHECK_HEADERS(des.h)
dnl resolv lib?
AC_CHECK_FUNC(res_search, , [AC_CHECK_LIB(resolv, res_search)])
dnl Check for the Kerberos4 library
AC_CHECK_LIB(krb, krb_net_read,
[
dnl Check for header files
AC_CHECK_HEADERS(krb.h)
dnl we found the required libraries, add to LIBS
LIBS="-lkrb -lcom_err -ldes $LIBS"
dnl Check for function krb_get_our_ip_for_realm
dnl this is needed for NAT networks
AC_CHECK_FUNCS(krb_get_our_ip_for_realm)
dnl add define KRB4
AC_DEFINE(HAVE_KRB4, 1,
[if you have the Kerberos4 libraries (including -ldes)])
dnl substitute it too!
KRB4_ENABLED=1
AC_SUBST(KRB4_ENABLED)
curl_krb4_msg="enabled"
dnl the krb4 stuff needs a strlcpy()
AC_CHECK_FUNCS(strlcpy)
])
])
else
AC_MSG_RESULT(no)
fi
dnl **********************************************************************
dnl Check for FBopenssl(SPNEGO) libraries
dnl **********************************************************************
AC_ARG_WITH(spnego,
AC_HELP_STRING([--with-spnego=DIR],
[Specify location of SPNEGO library fbopenssl]), [
SPNEGO_ROOT="$withval"
if test x"$SPNEGO_ROOT" != xno; then
want_spnego="yes"
fi
])
AC_MSG_CHECKING([if SPNEGO support is requested])
if test x"$want_spnego" = xyes; then
if test X"$SPNEGO_ROOT" = Xyes; then
AC_MSG_ERROR([FBOpenSSL libs and/or directories were not found where specified!])
AC_MSG_RESULT(no)
else
if test -z "$SPNEGO_LIB_DIR"; then
LDFLAGS="$LDFLAGS -L$SPNEGO_ROOT -lfbopenssl"
else
LDFLAGS="$LDFLAGS $SPNEGO_LIB_DIR"
fi
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SPNEGO, 1,
[Define this if you have the SPNEGO library fbopenssl])
curl_spnego_msg="enabled"
fi
else
AC_MSG_RESULT(no)
fi
dnl **********************************************************************
dnl Check for GSS-API libraries
dnl **********************************************************************
dnl check for gss stuff in the /usr as default
GSSAPI_ROOT="/usr"
AC_ARG_WITH(gssapi-includes,
AC_HELP_STRING([--with-gssapi-includes=DIR],
[Specify location of GSSAPI header]),
[ GSSAPI_INCS="-I$withval"
want_gss="yes" ]
)
AC_ARG_WITH(gssapi-libs,
AC_HELP_STRING([--with-gssapi-libs=DIR],
[Specify location of GSSAPI libs]),
[ GSSAPI_LIB_DIR="-L$withval"
want_gss="yes" ]
)
AC_ARG_WITH(gssapi,
AC_HELP_STRING([--with-gssapi=DIR],
[Where to look for GSSAPI]), [
GSSAPI_ROOT="$withval"
if test x"$GSSAPI_ROOT" != xno; then
want_gss="yes"
if test x"$GSSAPI_ROOT" = xyes; then
dnl if yes, then use default root
GSSAPI_ROOT="/usr"
fi
fi
])
save_CPPFLAGS="$CPPFLAGS"
AC_MSG_CHECKING([if GSSAPI support is requested])
if test x"$want_gss" = xyes; then
AC_MSG_RESULT(yes)
if test -z "$GSSAPI_INCS"; then
if test -f "$GSSAPI_ROOT/bin/krb5-config"; then
GSSAPI_INCS=`$GSSAPI_ROOT/bin/krb5-config --cflags gssapi`
GSSAPI_LIBS=`$GSSAPI_ROOT/bin/krb5-config --libs gssapi`
elif test "$GSSAPI_ROOT" != "yes"; then
GSSAPI_INCS="-I$GSSAPI_ROOT/include"
GSSAPI_LIBS="-lgssapi"
fi
fi
CPPFLAGS="$CPPFLAGS $GSSAPI_INCS"
LIBS="$LIBS $GSSAPI_LIBS"
AC_CHECK_HEADER(gss.h,
[
dnl found in the given dirs
AC_DEFINE(HAVE_GSSGNU, 1, [if you have the GNU gssapi libraries])
gnu_gss=yes
],
[
dnl not found, check Heimdal or MIT
AC_CHECK_HEADERS(
[gssapi/gssapi.h gssapi/gssapi_generic.h gssapi/gssapi_krb5.h],
[],
[not_mit=1])
if test "x$not_mit" = "x1"; then
dnl MIT not found, check for Heimdal
AC_CHECK_HEADER(gssapi.h,
[
dnl found
AC_DEFINE(HAVE_GSSHEIMDAL, 1, [if you have the Heimdal gssapi libraries])
],
[
dnl no header found, disabling GSS
want_gss=no
AC_MSG_WARN(disabling GSSAPI since no header files was found)
]
)
else
dnl MIT found
AC_DEFINE(HAVE_GSSMIT, 1, [if you have the MIT gssapi libraries])
dnl check if we have a really old MIT kerberos (<= 1.2)
AC_MSG_CHECKING([if gssapi headers declare GSS_C_NT_HOSTBASED_SERVICE])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#include <gssapi/gssapi.h>
#include <gssapi/gssapi_generic.h>
#include <gssapi/gssapi_krb5.h>
]],[[
gss_import_name(
(OM_uint32 *)0,
(gss_buffer_t)0,
GSS_C_NT_HOSTBASED_SERVICE,
(gss_name_t *)0);
]])
],[
AC_MSG_RESULT([yes])
],[
AC_MSG_RESULT([no])
AC_DEFINE(HAVE_OLD_GSSMIT, 1,
[if you have an old MIT gssapi library, lacking GSS_C_NT_HOSTBASED_SERVICE])
])
fi
]
)
else
AC_MSG_RESULT(no)
fi
if test x"$want_gss" = xyes; then
AC_DEFINE(HAVE_GSSAPI, 1, [if you have the gssapi libraries])
curl_gss_msg="enabled (MIT/Heimdal)"
if test -n "$gnu_gss"; then
curl_gss_msg="enabled (GNU GSS)"
LDFLAGS="$LDFLAGS $GSSAPI_LIB_DIR"
LIBS="$LIBS -lgss"
elif test -z "$GSSAPI_LIB_DIR"; then
if test -f "$GSSAPI_ROOT/bin/krb5-config"; then
dnl krb5-config doesn't have --libs-only-L or similar, put everything
dnl into LIBS
gss_libs=`$GSSAPI_ROOT/bin/krb5-config --libs gssapi`
LIBS="$LIBS $gss_libs"
elif test "$GSSAPI_ROOT" != "yes"; then
LDFLAGS="$LDFLAGS -L$GSSAPI_ROOT/lib$libsuff"
LIBS="$LIBS -lgssapi"
else
LIBS="$LIBS -lgssapi"
fi
else
LDFLAGS="$LDFLAGS $GSSAPI_LIB_DIR"
LIBS="$LIBS -lgssapi"
fi
else
CPPFLAGS="$save_CPPFLAGS"
fi
dnl **********************************************************************
dnl Check for the presence of SSL libraries and headers
dnl **********************************************************************
dnl Default to compiler & linker defaults for SSL files & libraries.
OPT_SSL=off
dnl Default to no CA bundle
ca="no"
AC_ARG_WITH(ssl,dnl
AC_HELP_STRING([--with-ssl=PATH],[Where to look for OpenSSL, PATH points to the SSL installation (default: /usr/local/ssl); when possible, set the PKG_CONFIG_PATH environment variable instead of using this option])
AC_HELP_STRING([--without-ssl], [disable OpenSSL]),
OPT_SSL=$withval)
if test X"$OPT_SSL" != Xno; then
dnl backup the pre-ssl variables
CLEANLDFLAGS="$LDFLAGS"
CLEANCPPFLAGS="$CPPFLAGS"
CLEANLIBS="$LIBS"
case "$OPT_SSL" in
yes)
dnl --with-ssl (without path) used
if test x$cross_compiling != xyes; then
dnl only do pkg-config magic when not cross-compiling
PKGTEST="yes"
fi
PREFIX_OPENSSL=/usr/local/ssl
LIB_OPENSSL="$PREFIX_OPENSSL/lib$libsuff"
;;
off)
dnl no --with-ssl option given, just check default places
if test x$cross_compiling != xyes; then
dnl only do pkg-config magic when not cross-compiling
PKGTEST="yes"
fi
PREFIX_OPENSSL=
;;
*)
dnl check the given --with-ssl spot
PKGTEST="no"
PREFIX_OPENSSL=$OPT_SSL
LIB_OPENSSL="$PREFIX_OPENSSL/lib$libsuff"
LDFLAGS="$LDFLAGS -L$LIB_OPENSSL"
CPPFLAGS="$CPPFLAGS -I$PREFIX_OPENSSL/include/openssl -I$PREFIX_OPENSSL/include"
;;
esac
if test "$PKGTEST" = "yes"; then
dnl Detect the pkg-config tool, as it may have extra info about the
dnl openssl installation we can use. I *believe* this is what we are
dnl expected to do on really recent Redhat Linux hosts.
AC_PATH_PROG( PKGCONFIG, pkg-config, no, $PATH:/usr/bin:/usr/local/bin)
if test "$PKGCONFIG" != "no" ; then
AC_MSG_CHECKING([OpenSSL options with pkg-config])
$PKGCONFIG --exists openssl
SSL_EXISTS=$?
if test "$SSL_EXISTS" -eq "0"; then
SSL_LIBS=`$PKGCONFIG --libs-only-l openssl 2>/dev/null`
SSL_LDFLAGS=`$PKGCONFIG --libs-only-L openssl 2>/dev/null`
SSL_CPPFLAGS=`$PKGCONFIG --cflags-only-I openssl 2>/dev/null`
LIB_OPENSSL=`echo $SSL_LDFLAGS | sed -e 's/-L//g'`
dnl use the values pkg-config reported
LIBS="$LIBS $SSL_LIBS"
CPPFLAGS="$CPPFLAGS $SSL_CPPFLAGS"
LDFLAGS="$LDFLAGS $SSL_LDFLAGS"
AC_MSG_RESULT([found])
else
AC_MSG_RESULT([no])
fi
fi
fi
AC_CHECK_LIB(crypto, CRYPTO_lock,[
HAVECRYPTO="yes"
LIBS="-lcrypto $LIBS"
],[
LDFLAGS="$CLEANLDFLAGS -L$LIB_OPENSSL"
CPPFLAGS="$CLEANCPPFLAGS -I$PREFIX_OPENSSL/include/openssl -I$PREFIX_OPENSSL/include"
AC_CHECK_LIB(crypto, CRYPTO_add_lock,[
HAVECRYPTO="yes"
LIBS="-lcrypto $LIBS"], [
LDFLAGS="$CLEANLDFLAGS"
CPPFLAGS="$CLEANCPPFLAGS"
LIBS="$CLEANLIBS"
])
])
if test X"$HAVECRYPTO" = X"yes"; then
dnl This is only reasonable to do if crypto actually is there: check for
dnl SSL libs NOTE: it is important to do this AFTER the crypto lib
AC_CHECK_LIB(ssl, SSL_connect)
if test "$ac_cv_lib_ssl_SSL_connect" != yes; then
dnl we didn't find the SSL lib, try the RSAglue/rsaref stuff
AC_MSG_CHECKING(for ssl with RSAglue/rsaref libs in use);
OLIBS=$LIBS
LIBS="$LIBS -lRSAglue -lrsaref"
AC_CHECK_LIB(ssl, SSL_connect)
if test "$ac_cv_lib_ssl_SSL_connect" != yes; then
dnl still no SSL_connect
AC_MSG_RESULT(no)
LIBS=$OLIBS
else
AC_MSG_RESULT(yes)
fi
else
dnl Have the libraries--check for SSLeay/OpenSSL headers
AC_CHECK_HEADERS(openssl/x509.h openssl/rsa.h openssl/crypto.h \
openssl/pem.h openssl/ssl.h openssl/err.h,
curl_ssl_msg="enabled (OpenSSL)"
OPENSSL_ENABLED=1
AC_DEFINE(USE_OPENSSL, 1, [if OpenSSL is in use]))
if test $ac_cv_header_openssl_x509_h = no; then
dnl we don't use the "action" part of the AC_CHECK_HEADERS macro
dnl since 'err.h' might in fact find a krb4 header with the same
dnl name
AC_CHECK_HEADERS(x509.h rsa.h crypto.h pem.h ssl.h err.h)
if test $ac_cv_header_x509_h = yes &&
test $ac_cv_header_crypto_h = yes &&
test $ac_cv_header_ssl_h = yes; then
dnl three matches
curl_ssl_msg="enabled (OpenSSL)"
OPENSSL_ENABLED=1
fi
fi
fi
if test X"$OPENSSL_ENABLED" = X"1"; then
AC_DEFINE(USE_SSLEAY, 1, [if SSL is enabled])
dnl is there a pkcs12.h header present?
AC_CHECK_HEADERS(openssl/pkcs12.h)
else
LIBS="$CLEANLIBS"
fi
dnl USE_SSLEAY is the historical name for what configure calls
dnl OPENSSL_ENABLED; the names should really be unified
USE_SSLEAY="$OPENSSL_ENABLED"
AC_SUBST(USE_SSLEAY)
if test X"$OPT_SSL" != Xoff &&
test "$OPENSSL_ENABLED" != "1"; then
AC_MSG_ERROR([OpenSSL libs and/or directories were not found where specified!])
fi
fi
if test X"$OPENSSL_ENABLED" = X"1"; then
dnl If the ENGINE library seems to be around, check for the OpenSSL engine
dnl stuff, it is kind of "separated" from the main SSL check
AC_CHECK_FUNC(ENGINE_init,
[
AC_CHECK_HEADERS(openssl/engine.h)
AC_CHECK_FUNCS( ENGINE_load_builtin_engines )
])
dnl these can only exist if openssl exists
dnl yassl doesn't have SSL_get_shutdown
AC_CHECK_FUNCS( RAND_status \
RAND_screen \
RAND_egd \
CRYPTO_cleanup_all_ex_data \
SSL_get_shutdown )
dnl Make an attempt to detect if this is actually yassl's headers and
dnl OpenSSL emulation layer. We still leave everything else believing
dnl and acting like OpenSSL.
AC_MSG_CHECKING([for yaSSL using OpenSSL compatibility mode])
AC_COMPILE_IFELSE([
AC_LANG_PROGRAM([[
#include <openssl/ssl.h>
]],[[
#if defined(YASSL_VERSION) && defined(OPENSSL_VERSION_NUMBER)
int dummy = SSL_ERROR_NONE;
#else
Not the yaSSL OpenSSL compatibility header.
#endif
]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE_UNQUOTED(USE_YASSLEMUL, 1,
[Define to 1 if using yaSSL in OpenSSL compatibility mode.])
curl_ssl_msg="enabled (OpenSSL emulation by yaSSL)"
],[
AC_MSG_RESULT([no])
])
fi
if test "$OPENSSL_ENABLED" = "1"; then
if test -n "$LIB_OPENSSL"; then
dnl when the ssl shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
dnl to prevent further configure tests to fail due to this
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$LIB_OPENSSL"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $LIB_OPENSSL to LD_LIBRARY_PATH])
fi
fi
fi
dnl **********************************************************************
dnl Check for the presence of ZLIB libraries and headers
dnl **********************************************************************
dnl Check for & handle argument to --with-zlib.
_cppflags=$CPPFLAGS
_ldflags=$LDFLAGS
AC_ARG_WITH(zlib,
AC_HELP_STRING([--with-zlib=PATH],[search for zlib in PATH])
AC_HELP_STRING([--without-zlib],[disable use of zlib]),
[OPT_ZLIB="$withval"])
if test "$OPT_ZLIB" = "no" ; then
AC_MSG_WARN([zlib disabled])
else
if test "$OPT_ZLIB" = "yes" ; then
OPT_ZLIB=""
fi
if test -z "$OPT_ZLIB" ; then
dnl check for the lib first without setting any new path, since many
dnl people have it in the default path
AC_CHECK_LIB(z, inflateEnd,
dnl libz found, set the variable
[HAVE_LIBZ="1"],
dnl if no lib found, try /usr/local
[OPT_ZLIB="/usr/local"])
fi
dnl Add a nonempty path to the compiler flags
if test -n "$OPT_ZLIB"; then
CPPFLAGS="$CPPFLAGS -I$OPT_ZLIB/include"
LDFLAGS="$LDFLAGS -L$OPT_ZLIB/lib$libsuff"
fi
AC_CHECK_HEADER(zlib.h,
[
dnl zlib.h was found
HAVE_ZLIB_H="1"
dnl if the lib wasn't found already, try again with the new paths
if test "$HAVE_LIBZ" != "1"; then
AC_CHECK_LIB(z, gzread,
[
dnl the lib was found!
HAVE_LIBZ="1"
],
[ CPPFLAGS=$_cppflags
LDFLAGS=$_ldflags])
fi
],
[
dnl zlib.h was not found, restore the flags
CPPFLAGS=$_cppflags
LDFLAGS=$_ldflags]
)
if test "$HAVE_LIBZ" = "1" && test "$HAVE_ZLIB_H" != "1"
then
AC_MSG_WARN([configure found only the libz lib, not the header file!])
HAVE_LIBZ=""
elif test "$HAVE_LIBZ" != "1" && test "$HAVE_ZLIB_H" = "1"
then
AC_MSG_WARN([configure found only the libz header file, not the lib!])
elif test "$HAVE_LIBZ" = "1" && test "$HAVE_ZLIB_H" = "1"
then
dnl both header and lib were found!
AC_SUBST(HAVE_LIBZ)
AC_DEFINE(HAVE_ZLIB_H, 1, [if you have the zlib.h header file])
AC_DEFINE(HAVE_LIBZ, 1, [if zlib is available])
CURL_LIBS="$CURL_LIBS -lz"
LIBS="$LIBS -lz"
dnl replace 'HAVE_LIBZ' in the automake makefile.ams
AMFIXLIB="1"
AC_MSG_NOTICE([found both libz and libz.h header])
curl_zlib_msg="enabled"
fi
fi
dnl set variable for use in automakefile(s)
AM_CONDITIONAL(HAVE_LIBZ, test x"$AMFIXLIB" = x1)
dnl **********************************************************************
dnl Check for the presence of LIBSSH2 libraries and headers
dnl **********************************************************************
dnl Default to compiler & linker defaults for LIBSSH2 files & libraries.
OPT_LIBSSH2=off
AC_ARG_WITH(libssh2,dnl
AC_HELP_STRING([--with-libssh2=PATH],[Where to look for libssh2, PATH points to the LIBSSH2 installation (default: /usr/local/lib); when possible, set the PKG_CONFIG_PATH environment variable instead of using this option])
AC_HELP_STRING([--without-libssh2], [disable LIBSSH2]),
OPT_LIBSSH2=$withval)
if test X"$OPT_LIBSSH2" != Xno; then
dnl backup the pre-libssh2 variables
CLEANLDFLAGS="$LDFLAGS"
CLEANCPPFLAGS="$CPPFLAGS"
CLEANLIBS="$LIBS"
case "$OPT_LIBSSH2" in
yes)
dnl --with-libssh2 (without path) used
PREFIX_LIBSSH2=/usr/local/lib
LIB_LIBSSH2="$PREFIX_LIBSSH2$libsuff"
;;
off)
dnl no --with-libssh2 option given, just check default places
PREFIX_LIBSSH2=
;;
*)
dnl use the given --with-libssh2 spot
PREFIX_LIBSSH2=$OPT_LIBSSH2
LIB_LIBSSH2="$PREFIX_LIBSSH2/lib$libsuff"
LDFLAGS="$LDFLAGS -L$LIB_LIBSSH2"
CPPFLAGS="$CPPFLAGS -I$PREFIX_LIBSSH2/include"
;;
esac
AC_CHECK_LIB(ssh2, libssh2_channel_open_ex)
AC_CHECK_HEADERS(libssh2.h,
curl_ssh_msg="enabled (libSSH2)"
LIBSSH2_ENABLED=1
AC_DEFINE(USE_LIBSSH2, 1, [if libSSH2 is in use])
AC_SUBST(USE_LIBSSH2, [1])
)
if test X"$OPT_LIBSSH2" != Xoff &&
test "$LIBSSH2_ENABLED" != "1"; then
AC_MSG_ERROR([libSSH2 libs and/or directories were not found where specified!])
fi
if test "$LIBSSH2_ENABLED" = "1"; then
if test -n "$LIB_LIBSSH2"; then
dnl when the libssh2 shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
dnl to prevent further configure tests to fail due to this
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$LIB_LIBSSH2"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $LIB_LIBSSH2 to LD_LIBRARY_PATH])
fi
fi
fi
dnl **********************************************************************
dnl Check for the random seed preferences
dnl **********************************************************************
if test X"$OPENSSL_ENABLED" = X"1"; then
AC_ARG_WITH(egd-socket,
AC_HELP_STRING([--with-egd-socket=FILE],
[Entropy Gathering Daemon socket pathname]),
[ EGD_SOCKET="$withval" ]
)
if test -n "$EGD_SOCKET" ; then
AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET",
[your Entropy Gathering Daemon socket pathname] )
fi
dnl Check for user-specified random device
AC_ARG_WITH(random,
AC_HELP_STRING([--with-random=FILE],
[read randomness from FILE (default=/dev/urandom)]),
[ RANDOM_FILE="$withval" ],
[
dnl Check for random device
AC_CHECK_FILE("/dev/urandom", [ RANDOM_FILE="/dev/urandom"] )
]
)
if test -n "$RANDOM_FILE" && test X"$RANDOM_FILE" != Xno ; then
AC_SUBST(RANDOM_FILE)
AC_DEFINE_UNQUOTED(RANDOM_FILE, "$RANDOM_FILE",
[a suitable file to read random data from])
fi
fi
dnl ----------------------------------------------------
dnl FIX: only check for GnuTLS if OpenSSL is not enabled
dnl ----------------------------------------------------
dnl Default to compiler & linker defaults for GnuTLS files & libraries.
OPT_GNUTLS=no
AC_ARG_WITH(gnutls,dnl
AC_HELP_STRING([--with-gnutls=PATH],[where to look for GnuTLS, PATH points to the installation root (default: /usr/local/)])
AC_HELP_STRING([--without-gnutls], [disable GnuTLS detection]),
OPT_GNUTLS=$withval)
if test "$OPENSSL_ENABLED" != "1"; then
if test X"$OPT_GNUTLS" != Xno; then
if test "x$OPT_GNUTLS" = "xyes"; then
check=`libgnutls-config --version 2>/dev/null`
if test -n "$check"; then
addlib=`libgnutls-config --libs`
addcflags=`libgnutls-config --cflags`
version=`libgnutls-config --version`
gtlsprefix=`libgnutls-config --prefix`
fi
else
addlib=`$OPT_GNUTLS/bin/libgnutls-config --libs`
addcflags=`$OPT_GNUTLS/bin/libgnutls-config --cflags`
version=`$OPT_GNUTLS/bin/libgnutls-config --version 2>/dev/null`
gtlsprefix=$OPT_GNUTLS
if test -z "$version"; then
version="unknown"
fi
fi
if test -n "$addlib"; then
CLEANLIBS="$LIBS"
CLEANCPPFLAGS="$CPPFLAGS"
LIBS="$LIBS $addlib"
if test "$addcflags" != "-I/usr/include"; then
CPPFLAGS="$CPPFLAGS $addcflags"
fi
AC_CHECK_LIB(gnutls, gnutls_check_version,
[
AC_DEFINE(USE_GNUTLS, 1, [if GnuTLS is enabled])
AC_SUBST(USE_GNUTLS, [1])
GNUTLS_ENABLED=1
USE_GNUTLS="yes"
curl_ssl_msg="enabled (GnuTLS)"
],
[
LIBS="$CLEANLIBS"
CPPFLAGS="$CLEANCPPFLAGS"
])
if test "x$USE_GNUTLS" = "xyes"; then
AC_MSG_NOTICE([detected GnuTLS version $version])
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$gtlsprefix/lib$libsuff"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $gtlsprefix/lib$libsuff to LD_LIBRARY_PATH])
fi
fi
fi dnl GNUTLS not disabled
fi dnl OPENSSL != 1
dnl ----------------------------------------------------
dnl NSS. Only check if GnuTLS and OpenSSL are not enabled
dnl ----------------------------------------------------
dnl Default to compiler & linker defaults for NSS files & libraries.
OPT_NSS=no
AC_ARG_WITH(nss,dnl
AC_HELP_STRING([--with-nss=PATH],[where to look for NSS, PATH points to the installation root (default: /usr/local/)])
AC_HELP_STRING([--without-nss], [disable NSS detection]),
OPT_NSS=$withval)
if test "$OPENSSL_ENABLED" != "1" -a "$GNUTLS_ENABLED" != "1"; then
if test X"$OPT_NSS" != Xno; then
if test "x$OPT_NSS" = "xyes"; then
check=`pkg-config --version 2>/dev/null`
if test -n "$check"; then
addlib=`pkg-config --libs nss`
addcflags=`pkg-config --cflags nss`
version=`pkg-config --modversion nss`
nssprefix=`pkg-config --variable=prefix nss`
fi
else
# Without pkg-config, we'll kludge in some defaults
addlib="-lssl3 -lsmime3 -lnss3 -lplds4 -lplc4 -lnspr4 -lpthread -ldl"
addcflags="-I$OPT_NSS/include"
version="unknown"
gtlsprefix=$OPT_GNUTLS
fi
dnl Check for functionPK11_CreateGenericObject
dnl this is needed for using the PEM PKCS#11 module
AC_CHECK_LIB(nss3, PK11_CreateGenericObject,
[
AC_DEFINE(HAVE_PK11_CREATEGENERICOBJECT, 1, [if you have the function PK11_CreateGenericObject])
AC_SUBST(HAVE_PK11_CREATEGENERICOBJECT, [1])
])
if test -n "$addlib"; then
CLEANLIBS="$LIBS"
CLEANCPPFLAGS="$CPPFLAGS"
LIBS="$LIBS $addlib"
if test "$addcflags" != "-I/usr/include"; then
CPPFLAGS="$CPPFLAGS $addcflags"
fi
AC_CHECK_LIB(nss3, NSS_Initialize,
[
AC_DEFINE(USE_NSS, 1, [if NSS is enabled])
AC_SUBST(USE_NSS, [1])
USE_NSS="yes"
NSS_ENABLED=1
curl_ssl_msg="enabled (NSS)"
],
[
LIBS="$CLEANLIBS"
CPPFLAGS="$CLEANCPPFLAGS"
])
if test "x$USE_NSS" = "xyes"; then
AC_MSG_NOTICE([detected NSS version $version])
dnl when shared libs were found in a path that the run-time
dnl linker doesn't search through, we need to add it to
dnl LD_LIBRARY_PATH to prevent further configure tests to fail
dnl due to this
LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$nssprefix/lib$libsuff"
export LD_LIBRARY_PATH
AC_MSG_NOTICE([Added $nssprefix/lib$libsuff to LD_LIBRARY_PATH])
fi
fi
fi dnl NSS not disabled
fi dnl OPENSSL != 1 -a GNUTLS_ENABLED != 1
if test "x$OPENSSL_ENABLED$GNUTLS_ENABLED$NSS_ENABLED" = "x"; then
AC_MSG_WARN([SSL disabled, you will not be able to use HTTPS, FTPS, NTLM and more.])
AC_MSG_WARN([Use --with-ssl, --with-gnutls or --with-nss to address this.])
else
# SSL is enabled, genericly
AC_SUBST(SSL_ENABLED)
SSL_ENABLED="1"
fi
dnl **********************************************************************
dnl Check for the CA bundle
dnl **********************************************************************
CURL_CHECK_CA_BUNDLE
dnl **********************************************************************
dnl Check for the presence of IDN libraries and headers
dnl **********************************************************************
AC_MSG_CHECKING([whether to build with libidn])
AC_ARG_WITH(libidn,
AC_HELP_STRING([--with-libidn=PATH],[Enable libidn usage])
AC_HELP_STRING([--without-libidn],[Disable libidn usage]),
[LIBIDN="$withval"])
case "$LIBIDN" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
idn=""
dnl if there is a given path, check that FIRST
if test -n "$LIBIDN"; then
if test "x$LIBIDN" != "xyes"; then
oldLDFLAGS=$LDFLAGS
oldCPPFLAGS=$CPPFLAGS
LDFLAGS="$LDFLAGS -L$LIBIDN/lib"
CPPFLAGS="$CPPFLAGS -I$LIBIDN/include"
idn="yes"
AC_CHECK_LIB(idn, idna_to_ascii_4i, ,
idn=""
LDFLAGS=$oldLDFLAGS
CPPFLAGS=$oldCPPFLAGS)
fi
fi
if test "x$idn" != "xyes"; then
dnl check with default paths
idn="yes"
AC_CHECK_LIB(idn, idna_to_ascii_lz, ,
idn="")
fi
if test "x$idn" = "xyes"; then
curl_idn_msg="enabled"
AC_SUBST(IDN_ENABLED, [1])
dnl different versions of libidn have different setups of these:
AC_CHECK_FUNCS( idn_free idna_strerror tld_strerror)
AC_CHECK_HEADERS( idn-free.h tld.h )
fi
;;
esac
dnl Default is to try the thread-safe versions of a few functions
OPT_THREAD=on
dnl detect AIX 4.3 or later
dnl see full docs on this reasoning in the lib/hostip.c source file
AC_MSG_CHECKING([AIX 4.3 or later])
AC_PREPROC_IFELSE([
#if defined(_AIX) && defined(_AIX43)
printf("just fine");
#else
#error "this is not AIX 4.3 or later"
#endif
],
[ AC_MSG_RESULT([yes])
RECENTAIX=yes
OPT_THREAD=off ],
[ AC_MSG_RESULT([no]) ]
)
AC_ARG_ENABLE(thread,dnl
AC_HELP_STRING([--disable-thread],[don't look for thread-safe functions])
AC_HELP_STRING([--enable-thread],[look for thread-safe functions]),
[ case "$enableval" in
no)
OPT_THREAD=off
AC_MSG_WARN(libcurl will not get built using thread-safe functions)
;;
*)
;;
esac
]
)
if test X"$OPT_THREAD" = Xoff
then
AC_DEFINE(DISABLED_THREADSAFE, 1,
[Set to explicitly specify we don't want to use thread-safe functions])
else
if test "$ipv6" != "yes"; then
dnl dig around for gethostbyname_r()
CURL_CHECK_GETHOSTBYNAME_R()
dnl dig around for gethostbyaddr_r()
dnl CURL_CHECK_GETHOSTBYADDR_R()
fi
dnl poke around for inet_ntoa_r()
CURL_CHECK_INET_NTOA_R()
dnl is there a localtime_r()
CURL_CHECK_LOCALTIME_R()
dnl is there a strerror_r()
CURL_CHECK_STRERROR_R()
checkfor_gmtime_r="yes"
fi
dnl for recent AIX versions, we skip all the thread-safe checks above since
dnl they claim a thread-safe libc using the standard API. But there are
dnl some functions still not thread-safe. Check for these!
dnl Let's hope this split URL remains working:
dnl http://publibn.boulder.ibm.com/doc_link/en_US/a_doc_lib/aixprggd/ \
dnl genprogc/thread_quick_ref.htm
if test "x$RECENTAIX" = "xyes"; then
AC_DEFINE(_THREAD_SAFE, 1, [define this if you need it to compile thread-safe code])
dnl is there a localtime_r()
CURL_CHECK_LOCALTIME_R()
dnl is there a strerror_r()
CURL_CHECK_STRERROR_R()
checkfor_gmtime_r="yes"
fi
if test x$cross_compiling != xyes; then
if test x$checkfor_gmtime_r = xyes; then
dnl if gmtime_r was found, verify that it actually works, as (at least) HPUX
dnl 10.20 is known to have a buggy one. If it doesn't work, disable use of
dnl it.
AC_MSG_CHECKING([if gmtime_r exists and works])
AC_RUN_IFELSE([[
#include <time.h>
int main(void)
{
time_t local = 1170352587;
struct tm *gmt;
struct tm keeper;
putenv("TZ=CST6CDT");
tzset();
gmt = gmtime_r(&local, &keeper);
if(gmt) {
return 0;
}
return 1; /* failure */
}
]],
dnl success, do nothing
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GMTIME_R, 1, [if you have (a working) gmtime_r])
,
dnl failure, now disable the function
AC_MSG_RESULT(no)
,
dnl not invoked when crosscompiling)
echo "hej"
)
fi
else
dnl and for crosscompiling
AC_CHECK_FUNCS(gmtime_r)
fi
dnl **********************************************************************
dnl Back to "normal" configuring
dnl **********************************************************************
dnl Checks for header files.
AC_HEADER_STDC
CURL_CHECK_HEADER_MALLOC
dnl Now check for the very most basic headers. Then we can use these
dnl ones as default-headers when checking for the rest!
AC_CHECK_HEADERS(
sys/types.h \
sys/time.h \
sys/select.h \
sys/socket.h \
sys/ioctl.h \
assert.h \
unistd.h \
stdlib.h \
limits.h \
arpa/inet.h \
net/if.h \
netinet/in.h \
sys/un.h \
netinet/tcp.h \
netdb.h \
sys/sockio.h \
sys/stat.h \
sys/param.h \
termios.h \
termio.h \
sgtty.h \
fcntl.h \
alloca.h \
time.h \
io.h \
pwd.h \
utime.h \
sys/utime.h \
sys/poll.h \
poll.h \
sys/resource.h \
libgen.h \
locale.h \
errno.h \
stdbool.h \
arpa/tftp.h \
sys/filio.h \
setjmp.h,
dnl to do if not found
[],
dnl to do if found
[],
dnl default includes
[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_SYS_UN_H
#include <sys/un.h>
#endif
]
)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
CURL_CHECK_VARIADIC_MACROS
AC_TYPE_SIZE_T
AC_HEADER_TIME
CURL_CHECK_STRUCT_TIMEVAL
CURL_VERIFY_RUNTIMELIBS
AC_CHECK_SIZEOF(size_t)
AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
CURL_CONFIGURE_LONG
AC_CHECK_SIZEOF(time_t)
AC_CHECK_SIZEOF(off_t)
soname_bump=no
if test x"$ac_cv_native_windows" != "xyes" &&
test $ac_cv_sizeof_off_t -ne $curl_sizeof_curl_off_t; then
AC_MSG_WARN([This libcurl built is probably not ABI compatible with previous])
AC_MSG_WARN([builds! You MUST read lib/README.curl_off_t to figure it out.])
soname_bump=yes
fi
AC_CHECK_TYPE(long long,
[AC_DEFINE(HAVE_LONGLONG, 1,
[Define to 1 if the compiler supports the 'long long' data type.])]
longlong="yes"
)
if test "xyes" = "x$longlong"; then
AC_MSG_CHECKING([if numberLL works])
AC_COMPILE_IFELSE([long long val = 1000LL;],
[AC_DEFINE(HAVE_LL, 1, [if your compiler supports LL])]
AC_MSG_RESULT(yes),
AC_MSG_RESULT(no)
)
fi
# check for ssize_t
AC_CHECK_TYPE(ssize_t, ,
AC_DEFINE(ssize_t, int, [the signed version of size_t]))
# check for bool type
AC_CHECK_TYPE([bool],[
AC_DEFINE(HAVE_BOOL_T, 1,
[Define to 1 if bool is an available type.])
], ,[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_STDBOOL_H
#include <stdbool.h>
#endif
])
# Check for socklen_t or equivalent
CURL_CHECK_TYPE_SOCKLEN_T
TYPE_IN_ADDR_T
TYPE_SOCKADDR_STORAGE
TYPE_SIG_ATOMIC_T
AC_TYPE_SIGNAL
CURL_CHECK_FUNC_SELECT
CURL_CHECK_FUNC_RECV
CURL_CHECK_FUNC_RECVFROM
CURL_CHECK_FUNC_SEND
CURL_CHECK_MSG_NOSIGNAL
dnl Checks for library functions.
dnl AC_PROG_GCC_TRADITIONAL
dnl AC_FUNC_VPRINTF
case $host in
*msdosdjgpp)
ac_cv_func_pipe=no
skipcheck_pipe=yes
AC_MSG_NOTICE([skip check for pipe on msdosdjgpp])
;;
esac
AC_CHECK_FUNCS([basename \
closesocket \
fork \
ftruncate \
geteuid \
gethostbyaddr \
getpass_r \
getppid \
getprotobyname \
getpwuid \
getrlimit \
gettimeofday \
inet_addr \
inet_ntoa \
inet_pton \
perror \
pipe \
poll \
setlocale \
setmode \
setrlimit \
sigaction \
siginterrupt \
signal \
sigsetjmp \
socket \
strcasecmp \
strcasestr \
strcmpi \
strdup \
stricmp \
strlcat \
strstr \
strtok_r \
strtoll \
uname \
utime
],[
],[
func="$ac_func"
eval skipcheck=\$skipcheck_$func
if test "x$skipcheck" != "xyes"; then
AC_MSG_CHECKING([deeper for $func])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
]],[[
$func ();
]])
],[
AC_MSG_RESULT([yes])
eval "ac_cv_func_$func=yes"
AC_DEFINE_UNQUOTED([AS_TR_CPP([HAVE_$func])], [1],
[Define to 1 if you have the $func function.])
],[
AC_MSG_RESULT([but still no])
])
fi
])
dnl sigsetjmp() might be a macro and no function so if it isn't found already
dnl we make an extra check here!
if test "$ac_cv_func_sigsetjmp" != "yes"; then
AC_MSG_CHECKING([for sigsetjmp defined as macro])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#include <setjmp.h>
]],[[
sigjmp_buf jmpenv;
sigsetjmp(jmpenv, 1);
]])
],[
AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_SIGSETJMP, 1, [If you have sigsetjmp])
],[
AC_MSG_RESULT([no])
])
fi
AC_CHECK_DECL(basename, ,
AC_DEFINE(NEED_BASENAME_PROTO, 1, [If you lack a fine basename() prototype]),
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#ifdef HAVE_LIBGEN_H
#include <libgen.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
)
AC_CHECK_DECL(inet_pton, ,
AC_DEFINE(HAVE_NO_INET_PTON_PROTO, 1,
[Defined if no inet_pton() prototype available]),
[
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
]
)
dnl Check if the getnameinfo function is available
dnl and get the types of five of its arguments.
CURL_CHECK_FUNC_GETNAMEINFO
if test "$ipv6" = "yes"; then
CURL_CHECK_WORKING_GETADDRINFO
CURL_CHECK_NI_WITHSCOPEID
fi
AC_MSG_CHECKING([if we are Mac OS X (to disable poll)])
disable_poll=no
case $host in
*-*-darwin*)
disable_poll="yes";
;;
*)
;;
esac
AC_MSG_RESULT($disable_poll)
if test "$disable_poll" = "no"; then
dnl poll() might be badly emulated, as in Mac OS X 10.3 (and other BSDs?) and
dnl to find out we make an extra check here!
if test "$ac_cv_func_poll" = "yes"; then
AC_MSG_CHECKING([if poll works with NULL inputs])
AC_RUN_IFELSE([
#ifdef HAVE_SYS_POLL_H
#include <sys/poll.h>
#elif defined(HAVE_POLL_H)
#include <poll.h>
#endif
int main(void)
{
/* make this return 0 == timeout since there's nothing to read from */
return poll((void *)0, 0, 10 /*ms*/);
}
],
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_POLL_FINE, 1, [If you have a fine poll]),
AC_MSG_RESULT(no),
AC_MSG_RESULT(cross-compiling assumes yes)
AC_DEFINE(HAVE_POLL_FINE, 1, [If you have a fine poll])
) dnl end of AC_RUN_IFELSE
fi dnl poll() was found
fi dnl poll()-check is not disabled
AC_PATH_PROG( PERL, perl, ,
$PATH:/usr/local/bin/perl:/usr/bin/:/usr/local/bin )
AC_SUBST(PERL)
AC_PATH_PROGS( NROFF, gnroff nroff, ,
$PATH:/usr/bin/:/usr/local/bin )
AC_SUBST(NROFF)
if test -n "$NROFF"; then
dnl only check for nroff options if an nroff command was found
AC_MSG_CHECKING([how to use *nroff to get plain text from man pages])
MANOPT="-man"
mancheck=`echo foo | $NROFF $MANOPT 2>/dev/null`
if test -z "$mancheck"; then
MANOPT="-mandoc"
mancheck=`echo foo | $NROFF $MANOPT 2>/dev/null`
if test -z "$mancheck"; then
MANOPT=""
AC_MSG_RESULT([failed])
AC_MSG_WARN([found no *nroff option to get plaintext from man pages])
else
AC_MSG_RESULT([$MANOPT])
fi
else
AC_MSG_RESULT([$MANOPT])
fi
AC_SUBST(MANOPT)
fi
if test -z "$MANOPT"
then
dnl if no nroff tool was found, or no option that could convert man pages
dnl was found, then disable the built-in manual stuff
AC_MSG_WARN([disabling built-in manual])
USE_MANUAL="no";
fi
dnl *************************************************************************
dnl If the manual variable still is set, then we go with providing a built-in
dnl manual
if test "$USE_MANUAL" = "1"; then
AC_DEFINE(USE_MANUAL, 1, [If you want to build curl with the built-in manual])
curl_manual_msg="enabled"
fi
dnl set variable for use in automakefile(s)
AM_CONDITIONAL(USE_MANUAL, test x"$USE_MANUAL" = x1)
AC_MSG_CHECKING([whether to enable c-ares])
AC_ARG_ENABLE(ares,
AC_HELP_STRING([--enable-ares=PATH],[Enable c-ares for name lookups])
AC_HELP_STRING([--disable-ares],[Disable c-ares for name lookups]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
if test "x$IPV6_ENABLED" = "x1"; then
AC_MSG_NOTICE([c-ares may not work properly with ipv6])
fi
AC_DEFINE(USE_ARES, 1, [Define if you want to enable c-ares support])
dnl substitute HAVE_ARES for curl-config and similar
HAVE_ARES="1"
AC_SUBST(HAVE_ARES)
curl_ares_msg="enabled"
LIBS="-lcares $LIBS"
dnl For backwards compatibility default to includes/lib in srcdir/ares
dnl If a value is specified it is assumed that the libs are in $val/lib
dnl and the includes are in $val/include. This is the default setup for
dnl ares so it should not be a problem.
if test "x$enableval" = "xyes" ; then
if test -d "$srcdir/ares"; then
aresembedded="yes"
AC_CONFIG_SUBDIRS(ares)
aresinc=`cd $srcdir/ares && pwd`
CPPFLAGS="$CPPFLAGS -I$aresinc"
dnl the pwd= below cannot 'cd' into the ares dir to get the full
dnl path to it, since it may not exist yet if we build outside of
dnl the source tree
pwd=`pwd`
LDFLAGS="$LDFLAGS -L$pwd/ares"
fi
else
CPPFLAGS="$CPPFLAGS -I$enableval/include"
LDFLAGS="$LDFLAGS -L$enableval/lib"
fi
if test -z "$aresembedded"; then
dnl verify that a sufficient c-ares is here if we have pointed one
dnl out and don't use the "embedded" ares dir (in which case we don't
dnl check it because it might not have been built yet)
AC_MSG_CHECKING([that c-ares is good and recent enough])
AC_LINK_IFELSE([
AC_LANG_PROGRAM([[
#include <ares.h>
/* set of dummy functions in case c-ares was built with debug */
void curl_dofree() { }
void curl_sclose() { }
void curl_domalloc() { }
void curl_docalloc() { }
void curl_socket() { }
]],[[
ares_channel channel;
ares_cancel(channel); /* added in 1.2.0 */
ares_process_fd(channel, 0, 0); /* added in 1.4.0 */
]])
],[
AC_MSG_RESULT([yes])
],[
AC_MSG_RESULT([no])
AC_MSG_ERROR([c-ares library defective or too old])
])
fi
;;
esac ],
AC_MSG_RESULT(no)
)
dnl ************************************************************
dnl disable verbose text strings
dnl
AC_MSG_CHECKING([whether to enable verbose strings])
AC_ARG_ENABLE(verbose,
AC_HELP_STRING([--enable-verbose],[Enable verbose strings])
AC_HELP_STRING([--disable-verbose],[Disable verbose strings]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_VERBOSE_STRINGS, 1, [to disable verbose strings])
curl_verbose_msg="no"
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
dnl ************************************************************
dnl enable SSPI support
dnl
AC_MSG_CHECKING([whether to enable SSPI support (Windows native builds only)])
AC_ARG_ENABLE(sspi,
AC_HELP_STRING([--enable-sspi],[Enable SSPI])
AC_HELP_STRING([--disable-sspi],[Disable SSPI]),
[ case "$enableval" in
yes)
if test "$ac_cv_native_windows" = "yes"; then
AC_MSG_RESULT(yes)
AC_DEFINE(USE_WINDOWS_SSPI, 1, [to enable SSPI support])
AC_SUBST(USE_WINDOWS_SSPI, [1])
curl_sspi_msg="yes"
else
AC_MSG_RESULT(no)
AC_MSG_WARN([--enable-sspi Ignored. Only supported on native Windows builds.])
fi
;;
*)
AC_MSG_RESULT(no)
;;
esac ],
AC_MSG_RESULT(no)
)
dnl ************************************************************
dnl lame option to switch on debug options
dnl
AC_MSG_CHECKING([whether to enable debug options])
AC_ARG_ENABLE(debug,
AC_HELP_STRING([--enable-debug],[Enable pedantic debug options])
AC_HELP_STRING([--disable-debug],[Disable debug options]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
CPPFLAGS="$CPPFLAGS -DCURLDEBUG"
CFLAGS="$CFLAGS -g"
dnl set compiler "debug" options to become more picky, and remove
dnl optimize options from CFLAGS
CURL_CC_DEBUG_OPTS
;;
esac
],
AC_MSG_RESULT(no)
)
dnl ************************************************************
dnl disable cryptographic authentication
dnl
AC_MSG_CHECKING([whether to enable cryptographic authentication methods])
AC_ARG_ENABLE(crypto-auth,
AC_HELP_STRING([--enable-crypto-auth],[Enable cryptographic authentication])
AC_HELP_STRING([--disable-crypto-auth],[Disable cryptographic authentication]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_CRYPTO_AUTH, 1, [to disable cryptographic authentication])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
dnl ************************************************************
dnl disable cookies support
dnl
AC_MSG_CHECKING([whether to enable support for cookies])
AC_ARG_ENABLE(cookies,
AC_HELP_STRING([--enable-cookies],[Enable cookies support])
AC_HELP_STRING([--disable-cookies],[Disable cookies support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_COOKIES, 1, [to disable cookies support])
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
dnl ************************************************************
dnl Enable hiding of internal symbols in library to reduce its size and
dnl speed dynamic linking of applications. This currently is only supported
dnl on gcc >= 4.0 and SunPro C.
dnl
AC_MSG_CHECKING([whether to enable hidden symbols in the library])
AC_ARG_ENABLE(hidden-symbols,
AC_HELP_STRING([--enable-hidden-symbols],[Hide internal symbols in library])
AC_HELP_STRING([--disable-hidden-symbols],[Leave all symbols with default visibility in library]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*)
AC_MSG_CHECKING([whether $CC supports it])
if test "$GCC" = yes ; then
if $CC --help --verbose 2>&1 | grep fvisibility= > /dev/null ; then
AC_MSG_RESULT(yes)
AC_DEFINE(CURL_HIDDEN_SYMBOLS, 1, [to enable hidden symbols])
AC_DEFINE(CURL_EXTERN_SYMBOL, [__attribute__ ((visibility ("default")))], [to make a symbol visible])
CFLAGS="$CFLAGS -fvisibility=hidden"
else
AC_MSG_RESULT(no)
fi
else
dnl Test for SunPro cc
if $CC 2>&1 | grep flags >/dev/null && $CC -flags | grep xldscope= >/dev/null ; then
AC_MSG_RESULT(yes)
AC_DEFINE(CURL_HIDDEN_SYMBOLS, 1, [to enable hidden symbols])
AC_DEFINE(CURL_EXTERN_SYMBOL, [__global], [to make a symbol visible])
CFLAGS="$CFLAGS -xldscope=hidden"
else
AC_MSG_RESULT(no)
fi
fi
;;
esac ],
AC_MSG_RESULT(no)
)
dnl ************************************************************
dnl enforce SONAME bump
dnl
AC_MSG_CHECKING([whether to enforce SONAME bump])
AC_ARG_ENABLE(soname-bump,
AC_HELP_STRING([--enable-soname-bump],[Enable enforced SONAME bump])
AC_HELP_STRING([--disable-soname-bump],[Disable enforced SONAME bump]),
[ case "$enableval" in
yes) AC_MSG_RESULT(yes)
soname_bump=yes
;;
*)
AC_MSG_RESULT(no)
;;
esac ],
AC_MSG_RESULT($soname_bump)
)
AM_CONDITIONAL(SONAME_BUMP, test x$soname_bump = xyes)
dnl ************************************************************
if test ! -z "$winsock_LIB"; then
dnl If ws2_32 is wanted, make sure it is the _last_ lib in LIBS (makes
dnl things work when built with c-ares). But we can't just move it last
dnl since then other stuff (SSL) won't build. So we simply append it to the
dnl end.
LIBS="$LIBS $winsock_LIB"
TEST_SERVER_LIBS="$TEST_SERVER_LIBS $winsock_LIB"
fi
dnl
dnl All the library dependencies put into $LIB apply to libcurl only.
dnl Those in $CURL_LIBS apply to the curl command-line client only.
dnl Those in $TEST_SERVER_LIBS apply to test servers only.
dnl Those in $ALL_LIBS apply to all targets, including test targets.
dnl
LIBCURL_LIBS=$LIBS
AC_SUBST(LIBCURL_LIBS)
AC_SUBST(CURL_LIBS)
AC_SUBST(TEST_SERVER_LIBS)
LIBS=$ALL_LIBS dnl LIBS is a magic variable that's used for every link
AM_CONDITIONAL(CROSSCOMPILING, test x$cross_compiling = xyes)
AC_CONFIG_FILES([Makefile \
docs/Makefile \
docs/examples/Makefile \
docs/libcurl/Makefile \
include/Makefile \
include/curl/Makefile \
src/Makefile \
lib/Makefile \
tests/Makefile \
tests/data/Makefile \
tests/server/Makefile \
tests/libtest/Makefile \
packages/Makefile \
packages/Win32/Makefile \
packages/Win32/cygwin/Makefile \
packages/Linux/Makefile \
packages/Linux/RPM/Makefile \
packages/Linux/RPM/curl.spec \
packages/Linux/RPM/curl-ssl.spec \
packages/Solaris/Makefile \
packages/DOS/Makefile \
packages/EPM/curl.list \
packages/EPM/Makefile \
packages/vms/Makefile \
packages/AIX/Makefile \
packages/AIX/RPM/Makefile \
packages/AIX/RPM/curl.spec \
curl-config \
libcurl.pc
])
AC_OUTPUT
AC_MSG_NOTICE([Configured to build curl/libcurl:
curl version: ${VERSION}
Host setup: ${host}
Install prefix: ${prefix}
Compiler: ${CC}
SSL support: ${curl_ssl_msg}
SSH support: ${curl_ssh_msg}
zlib support: ${curl_zlib_msg}
krb4 support: ${curl_krb4_msg}
GSSAPI support: ${curl_gss_msg}
SPNEGO support: ${curl_spnego_msg}
c-ares support: ${curl_ares_msg}
ipv6 support: ${curl_ipv6_msg}
IDN support: ${curl_idn_msg}
Build libcurl: Shared=${enable_shared}, Static=${enable_static}
Built-in manual: ${curl_manual_msg}
Verbose errors: ${curl_verbose_msg}
SSPI support: ${curl_sspi_msg}
ca cert bundle: ${ca}
ca cert path: ${capath}
LDAP support: ${curl_ldap_msg}
LDAPS support: ${curl_ldaps_msg}
])
if test "x$soname_bump" = "xyes"; then
cat <<EOM
SONAME bump: yes - WARNING: this library will be built with the SONAME
number bumped due to (a detected) ABI breakage.
See lib/README.curl_off_t for details on this.
EOM
fi
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