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curl/configure.ac

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dnl $Id$
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.57)
dnl We don't know the version number "staticly" so we use a dash here
AC_INIT(curl, [-], [curl-bug@haxx.se])
dnl configure script copyright
AC_COPYRIGHT([Copyright (c) 1998 - 2004 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)
AM_MAINTAINER_MODE
dnl SED is needed by some of the tools
AC_PATH_PROG( SED, sed, sed-was-not-found-by-configure,
$PATH:/usr/bin:/usr/local/bin)
AC_SUBST(SED)
if test "x$SED" = "xsed-was-not-found-by-configure"; then
AC_MSG_WARN([sed was not found, this may ruin your chances to build fine])
fi
dnl AR is used by libtool, and try the odd Solaris path too
dnl we use AC_CHECK_TOOL since this should make a library for the target
dnl platform
AC_CHECK_TOOL(AR, ar,
ar-was-not-found-by-configure,
$PATH:/usr/bin:/usr/local/bin:/usr/ccs/bin)
AC_SUBST(AR)
if test "x$AR" = "xar-was-not-found-by-configure"; then
AC_MSG_WARN([ar was not found, this may ruin your chances to build fine])
fi
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' ${srcdir}/include/curl/curlver.h`
AC_SUBST(VERSIONNUM)
dnl Solaris pkgadd support definitions
PKGADD_PKG="HAXXcurl"
PKGADD_NAME="cURL - a client that groks URLs"
PKGADD_VENDOR="curl.haxx.se"
AC_SUBST(PKGADD_PKG)
AC_SUBST(PKGADD_NAME)
AC_SUBST(PKGADD_VENDOR)
dnl
dnl initialize all the info variables to 'no'
curl_ssl_msg="no (--with-ssl)"
curl_zlib_msg="no (--with-zlib)"
curl_krb4_msg="no (--with-krb4*)"
curl_gss_msg="no (--with-gssapi)"
curl_spnego_msg="no (--with-spnego)"
curl_ares_msg="no (--enable-ares)"
curl_ipv6_msg="no (--enable-ipv6)"
curl_idn_msg="no (--with-libidn)"
curl_manual_msg="no (--enable-manual)"
dnl
dnl Detect the canonical host and target build environment
dnl
AC_CANONICAL_HOST
dnl Get system canonical name
AC_DEFINE_UNQUOTED(OS, "${host}", [cpu-machine-OS])
dnl Check for AIX weirdos
AC_AIX
dnl Checks for programs.
AC_PROG_CC
dnl check for how to do large files
AC_SYS_LARGEFILE
dnl check for cygwin stuff
AC_LIBTOOL_WIN32_DLL
dnl libtool setup
AM_PROG_LIBTOOL
AC_MSG_CHECKING([if we need -no-undefined])
case $host in
*-*-cygwin | *-*-mingw* | *-*-pw32*)
need_no_undefined=yes
;;
*)
need_no_undefined=no
;;
esac
AC_MSG_RESULT($need_no_undefined)
AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes)
AC_MSG_CHECKING([if we need -mimpure-text])
case $host in
*-*-solaris2*)
if test "$GCC" = "yes"; then
mimpure="yes"
fi
;;
*)
mimpure=no
;;
esac
AC_MSG_RESULT($mimpure)
AM_CONDITIONAL(MIMPURE, test x$mimpure = xyes)
dnl The install stuff has already been taken care of by the automake stuff
dnl AC_PROG_INSTALL
AC_PROG_MAKE_SET
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 "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_HTTP, 1, [to disable HTTP])
AC_MSG_WARN([disable HTTP disables FTP over proxy and GOPHER too])
AC_DEFINE(CURL_DISABLE_GOPHER, 1, [to disable GOPHER])
AC_SUBST(CURL_DISABLE_HTTP)
AC_SUBST(CURL_DISABLE_GOPHER)
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support ftp])
AC_ARG_ENABLE(ftp,
AC_HELP_STRING([--enable-ftp],[Enable FTP support])
AC_HELP_STRING([--disable-ftp],[Disable FTP support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_FTP, 1, [to disable FTP])
AC_SUBST(CURL_DISABLE_FTP)
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support gopher])
AC_ARG_ENABLE(gopher,
AC_HELP_STRING([--enable-gopher],[Enable GOPHER support])
AC_HELP_STRING([--disable-gopher],[Disable GOPHER support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_GOPHER, 1, [to disable GOPHER])
AC_SUBST(CURL_DISABLE_GOPHER)
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support file])
AC_ARG_ENABLE(file,
AC_HELP_STRING([--enable-file],[Enable FILE support])
AC_HELP_STRING([--disable-file],[Disable FILE support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_FILE, 1, [to disable FILE])
AC_SUBST(CURL_DISABLE_FILE)
;;
*) 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 "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
AC_SUBST(CURL_DISABLE_LDAP)
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
AC_MSG_CHECKING([whether to support dict])
AC_ARG_ENABLE(dict,
AC_HELP_STRING([--enable-dict],[Enable DICT support])
AC_HELP_STRING([--disable-dict],[Disable DICT support]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_DICT, 1, [to disable DICT])
AC_SUBST(CURL_DISABLE_DICT)
;;
*) 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 "$enableval" in
no)
AC_MSG_RESULT(no)
AC_DEFINE(CURL_DISABLE_TELNET, 1, [to disable TELNET])
AC_SUBST(CURL_DISABLE_TELNET)
;;
*) AC_MSG_RESULT(yes)
;;
esac ],
AC_MSG_RESULT(yes)
)
dnl **********************************************************************
dnl Check for built-in manual
dnl **********************************************************************
AC_MSG_CHECKING([whether to provide built-in manual])
AC_ARG_ENABLE(manual,
AC_HELP_STRING([--enable-manual],[Enable built-in manual])
AC_HELP_STRING([--disable-manual],[Disable built-in manual]),
[ case "$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 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 $LIBS"
AC_TRY_LINK( ,
[gethostbyname();],
[ dnl found it!
HAVE_GETHOSTBYNAME="1",
AC_MSG_RESULT([yes])],
[ dnl failed!
AC_MSG_RESULT([no])
dnl restore LIBS
LIBS=$my_ac_save_LIBS]
)
fi
if test "$HAVE_GETHOSTBYNAME" != "1"
then
dnl This is for Msys/Mingw
AC_MSG_CHECKING([for gethostbyname in ws2_32])
my_ac_save_LIBS=$LIBS
LIBS="-lws2_32 $LIBS"
AC_TRY_LINK([#include <winsock2.h>],
[gethostbyname("www.dummysite.com");],
[ dnl worked!
AC_MSG_RESULT([yes])
HAVE_GETHOSTBYNAME="1"],
[ dnl failed, restore LIBS
LIBS=$my_ac_save_LIBS
AC_MSG_RESULT(no)]
)
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 $LIBS"],
,
-lnsl)
fi
dnl socket lib?
AC_CHECK_FUNC(connect, , [ AC_CHECK_LIB(socket, connect) ])
dnl dl lib?
AC_CHECK_FUNC(dlclose, , [ AC_CHECK_LIB(dl, dlopen) ])
AC_MSG_CHECKING([whether to use libgcc])
AC_ARG_ENABLE(libgcc,
AC_HELP_STRING([--enable-libgcc],[use libgcc when linking]),
[ case "$enableval" in
yes)
LIBS="$LIBS -lgcc"
AC_MSG_RESULT(yes)
;;
*) AC_MSG_RESULT(no)
;;
esac ],
AC_MSG_RESULT(no)
)
dnl **********************************************************************
dnl Check for the presence of the winmm library.
dnl **********************************************************************
AC_MSG_CHECKING([for timeGetTime in winmm])
my_ac_save_LIBS=$LIBS
LIBS="-lwinmm $LIBS"
AC_TRY_LINK([#include <windef.h>
#include <mmsystem.h>
],
[timeGetTime();],
[ dnl worked!
AC_MSG_RESULT([yes])
],
[ dnl failed, restore LIBS
LIBS=$my_ac_save_LIBS
AC_MSG_RESULT(no)]
)
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"
CURL_CHECK_WORKING_GETADDRINFO
CURL_CHECK_NI_WITHSCOPEID
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 "$enableval" = "no" ; then
AC_MSG_WARN([non-blocking sockets disabled])
AC_DEFINE(HAVE_DISABLED_NONBLOCKING, 1,
[to disable NON-BLOCKING connections])
else
CURL_CHECK_NONBLOCKING_SOCKET
fi
],
[
CURL_CHECK_NONBLOCKING_SOCKET
])
dnl **********************************************************************
dnl Check for the random seed preferences
dnl **********************************************************************
AC_ARG_WITH(egd-socket,
AC_HELP_STRING([--with-egd-socket=FILE],
[Entropy Gathering Daemon socket pathname]),
[ EGD_SOCKET="$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" ; then
AC_SUBST(RANDOM_FILE)
AC_DEFINE_UNQUOTED(RANDOM_FILE, "$RANDOM_FILE",
[a suitable file to read random data from])
fi
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"$OPT_KRB4" != Xyes
then
LDFLAGS="$LDFLAGS -L$OPT_KRB4/lib$libsuff"
KRB4LIB="$OPT_KRB4/lib$libsuff"
CPPFLAGS="$CPPFLAGS -I$OPT_KRB4/include"
KRB4INC="$OPT_KRB4/include"
fi
want_krb4="yes"
])
AC_MSG_CHECKING([if Kerberos4 support is requested])
if test "$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 -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"
want_spnego="yes" ]
)
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 $SPNEGO_LIB_DIR"
fi
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_SPNEGO, 1,
[Define this if you have the SPNEGO library fbopenssl])
curl_spnego_msg="enabled"
fi
else
AC_MSG_RESULT(no)
fi
dnl **********************************************************************
dnl Check for GSS-API libraries
dnl **********************************************************************
AC_ARG_WITH(gssapi-includes,
AC_HELP_STRING([--with-gssapi-includes=DIR],
[Specify location of GSSAPI header]),
[ GSSAPI_INCS="-I$withval"
want_gss="yes" ]
)
AC_ARG_WITH(gssapi-libs,
AC_HELP_STRING([--with-gssapi-libs=DIR],
[Specify location of GSSAPI libs]),
[ GSSAPI_LIBS="-L$withval -lgssapi"
want_gss="yes" ]
)
AC_ARG_WITH(gssapi,
AC_HELP_STRING([--with-gssapi=DIR],
[Where to look for GSSAPI]),
[ GSSAPI_ROOT="$withval"
want_gss="yes" ]
)
AC_MSG_CHECKING([if GSSAPI support is requested])
if test x"$want_gss" = xyes; then
if test -z "$GSSAPI_INCS"; then
if test -f "$GSSAPI_ROOT/bin/krb5-config"; then
GSSAPI_INCS=`$GSSAPI_ROOT/bin/krb5-config --cflags gssapi`
else
GSSAPI_INCS="-I$GSSAPI_ROOT/include"
fi
fi
CPPFLAGS="$CPPFLAGS $GSSAPI_INCS"
if test -z "$GSSAPI_LIB_DIR"; then
if test -f "$GSSAPI_ROOT/bin/krb5-config"; then
gss_ldflags=`$GSSAPI_ROOT/bin/krb5-config --libs gssapi`
LDFLAGS="$LDFLAGS $gss_ldflags"
else
LDFLAGS="$LDFLAGS -L$GSSAPI_ROOT/lib$libsuff -lgssapi"
fi
else
LDFLAGS="$LDFLAGS $GSSAPI_LIB_DIR"
fi
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_GSSAPI, 1, [if you have the gssapi libraries])
curl_gss_msg="enabled"
if test -n "$GSSAPI_INCS"; then
# cut off the preceding -I from the include path
GSSAPI_INCS=`echo $GSSAPI_INCS | sed -e s/^-I//g`
fi
if test -f "$GSSAPI_INCS/gssapi.h"; then
AC_DEFINE(HAVE_GSSHEIMDAL, 1, [if you have the Heimdal gssapi libraries])
else
AC_DEFINE(HAVE_GSSMIT, 1, [if you have the MIT gssapi libraries])
fi
else
AC_MSG_RESULT(no)
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 SSL, PATH points to the SSL installation (default: /usr/local/ssl)])
AC_HELP_STRING([--without-ssl], [disable SSL]),
OPT_SSL=$withval)
if test X"$OPT_SSL" = Xno
then
AC_MSG_WARN([SSL disabled, you will not be able to use HTTPS, FTPS, NTLM and more])
else
dnl backup the pre-ssl variables
CLEANLDFLAGS="$LDFLAGS"
CLEANCPPFLAGS="$CPPFLAGS"
CLEANLIBS="$LIBS"
dnl Detect the pkg-config tool, as it may have extra info about the openssl
dnl installation we can use. I *believe* this is what we are expected to do
dnl 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`
dnl use the values pkg-config reported
LIBS="$LIBS $SSL_LIBS"
CPPFLAGS="$CPPFLAGS $SSL_CPPFLAGS"
LDFLAGS="$LDFLAGS $SSL_LDFLAGS"
AC_MSG_RESULT([found])
else
AC_MSG_RESULT([no])
fi
fi
case "$OPT_SSL" in
yes)
EXTRA_SSL=/usr/local/ssl ;;
off)
EXTRA_SSL= ;;
*)
dnl check the given spot right away!
EXTRA_SSL=$OPT_SSL
LDFLAGS="$LDFLAGS -L$EXTRA_SSL/lib$libsuff"
CPPFLAGS="$CPPFLAGS -I$EXTRA_SSL/include/openssl -I$EXTRA_SSL/include"
;;
esac
AC_CHECK_LIB(crypto, CRYPTO_lock,[
HAVECRYPTO="yes"
],[
LDFLAGS="$CLEANLDFLAGS -L$EXTRA_SSL/lib$libsuff"
CPPFLAGS="$CLEANCPPFLAGS -I$EXTRA_SSL/include/openssl -I$EXTRA_SSL/include"
AC_CHECK_LIB(crypto, CRYPTO_add_lock,[
HAVECRYPTO="yes" ], [
LDFLAGS="$CLEANLDFLAGS"
CPPFLAGS="$CLEANCPPFLAGS"
LIBS="$CLEANLIBS"
])
])
if test "$HAVECRYPTO" = "yes"; then
dnl This is only reasonable to do if crypto actually is there: check for
dnl SSL libs NOTE: it is important to do this AFTER the crypto lib
dnl This is for Msys/Mingw
AC_MSG_CHECKING([for gdi32])
my_ac_save_LIBS=$LIBS
LIBS="-lgdi32 $LIBS"
AC_TRY_LINK([#include <windef.h>
#include <wingdi.h>],
[GdiFlush();],
[ dnl worked!
AC_MSG_RESULT([yes])],
[ dnl failed, restore LIBS
LIBS=$my_ac_save_LIBS
AC_MSG_RESULT(no)]
)
AC_CHECK_LIB(crypto, CRYPTO_add_lock)
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
fi
dnl Check for SSLeay 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_ENABLED=1)
if test $ac_cv_header_openssl_x509_h = no; then
AC_CHECK_HEADERS(x509.h rsa.h crypto.h pem.h ssl.h err.h,
curl_ssl_msg="enabled"
OPENSSL_ENABLED=1)
fi
dnl If the ENGINE library seems to be around, check for the OpenSSL engine
dnl header, it is kind of "separated" from the main SSL check
AC_CHECK_FUNC(ENGINE_init, [ AC_CHECK_HEADERS(openssl/engine.h) ])
AC_SUBST(OPENSSL_ENABLED)
AC_MSG_CHECKING([CA cert bundle install path])
AC_ARG_WITH(ca-bundle,
AC_HELP_STRING([--with-ca-bundle=FILE], [File name to install the CA bundle as])
AC_HELP_STRING([--without-ca-bundle], [Don't install the CA bundle]),
[ ca="$withval" ],
[
if test "x$prefix" != xNONE; then
ca="\${prefix}/share/curl/curl-ca-bundle.crt"
else
ca="$ac_default_prefix/share/curl/curl-ca-bundle.crt"
fi
] )
if test X"$OPT_SSL" = Xno; then
ca="no"
fi
if test "x$ca" != "xno"; then
CURL_CA_BUNDLE='"'$ca'"'
AC_SUBST(CURL_CA_BUNDLE)
fi
AC_MSG_RESULT([$ca])
dnl these can only exist if openssl exists
AC_CHECK_FUNCS( RAND_status \
RAND_screen \
RAND_egd \
CRYPTO_cleanup_all_ex_data )
fi
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
AM_CONDITIONAL(CABUNDLE, test x$ca != xno)
dnl **********************************************************************
dnl Check for the presence of ZLIB libraries and headers
dnl **********************************************************************
dnl Check for & handle argument to --with-zlib.
_cppflags=$CPPFLAGS
_ldflags=$LDFLAGS
OPT_ZLIB="/usr/local"
AC_ARG_WITH(zlib,
AC_HELP_STRING([--with-zlib=PATH],[search for zlib in PATH])
AC_HELP_STRING([--without-zlib],[disable use of zlib]),
[OPT_ZLIB="$withval"])
case "$OPT_ZLIB" in
no)
AC_MSG_WARN([zlib disabled]) ;;
*)
dnl check for the lib first without setting any new path, since many
dnl people have it in the default path
AC_CHECK_LIB(z, inflateEnd,
dnl libz found, set the variable
[HAVE_LIBZ="1"],
dnl if no lib found, try to add the given library
[if test -d "$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!])
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])
LIBS="$LIBS -lz"
dnl replace 'HAVE_LIBZ' in the automake makefile.ams
AMFIXLIB="1"
AC_MSG_NOTICE([found both libz and libz.h header])
curl_zlib_msg="enabled"
fi
;;
esac
dnl set variable for use in automakefile(s)
AM_CONDITIONAL(HAVE_LIBZ, test x"$AMFIXLIB" = x1)
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)
AC_CHECK_LIB(idn, idna_to_ascii_lz, ,
[
dnl if there was a given path, try it
nolibidn="true"
if test "x$LIBIDN" != "xyes"; then
nolibidn="" dnl reset to test again
oldLDFLAGS=$LDFLAGS
oldCPPFLAGS=$CPPFLAGS
LDFLAGS="$LDFLAGS -L$LIBIDN/lib"
CPPFLAGS="$CPPFLAGS -I$LIBIDN/include"
AC_CHECK_LIB(idn, idna_to_ascii_4i, ,
nolibidn="true"
LDFLAGS=$oldLDFLAGS
CPPFLAGS=$oldCPPFLAGS)
fi
])
if test "x$nolibidn" != "xtrue"; then
curl_idn_msg="enabled"
dnl different versions of libidn have different setups of these:
AC_CHECK_FUNCS( idn_free )
AC_CHECK_HEADERS( idn-free.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 "$ipv6" != "yes"; then
dnl dig around for gethostbyname_r()
CURL_CHECK_GETHOSTBYNAME_R()
dnl dig around for gethostbyaddr_r()
CURL_CHECK_GETHOSTBYADDR_R()
fi
dnl poke around for inet_ntoa_r()
CURL_CHECK_INET_NTOA_R()
dnl is there a localtime_r()
CURL_CHECK_LOCALTIME_R()
dnl is there a strerror_r()
CURL_CHECK_STRERROR_R()
AC_CHECK_FUNCS( gmtime_r )
fi
dnl for recent AIX versions, we skip all the thread-safe checks above since
dnl they claim a thread-safe libc using the standard API. But there are
dnl some functions still not thread-safe. Check for these!
dnl Let's hope this split URL remains working:
dnl http://publibn.boulder.ibm.com/doc_link/en_US/a_doc_lib/aixprggd/ \
dnl genprogc/thread_quick_ref.htm
if test "x$RECENTAIX" = "xyes"; then
dnl is there a localtime_r()
CURL_CHECK_LOCALTIME_R()
dnl is there a strerror_r()
CURL_CHECK_STRERROR_R()
AC_CHECK_FUNCS( gmtime_r )
fi
dnl **********************************************************************
dnl Back to "normal" configuring
dnl **********************************************************************
dnl Checks for header files.
AC_HEADER_STDC
dnl First 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 \
malloc.h \
stdlib.h \
limits.h \
arpa/inet.h \
net/if.h \
netinet/in.h \
netinet/tcp.h \
netdb.h \
sys/sockio.h \
sys/stat.h \
sys/param.h \
termios.h \
termio.h \
sgtty.h \
fcntl.h \
dlfcn.h \
alloca.h \
winsock.h \
time.h \
io.h \
pwd.h \
utime.h \
sys/utime.h \
sys/poll.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
]
)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_CHECK_SIZEOF(curl_off_t, ,[
#include <stdio.h>
#include "$srcdir/include/curl/curl.h"
])
AC_CHECK_SIZEOF(size_t)
AC_CHECK_TYPE(long long,
[AC_DEFINE(HAVE_LONGLONG, 1, [if your compiler supports 'long long'])])
# check for ssize_t
AC_CHECK_TYPE(ssize_t, ,
AC_DEFINE(ssize_t, int, [the signed version of size_t]))
TYPE_SOCKLEN_T
TYPE_IN_ADDR_T
AC_FUNC_SELECT_ARGTYPES
dnl Checks for library functions.
dnl AC_PROG_GCC_TRADITIONAL
AC_TYPE_SIGNAL
dnl AC_FUNC_VPRINTF
AC_CHECK_FUNCS( strtoll \
socket \
select \
strdup \
strstr \
strtok_r \
strftime \
uname \
strcasecmp \
stricmp \
strcmpi \
gethostbyaddr \
gettimeofday \
inet_addr \
inet_ntoa \
inet_pton \
tcsetattr \
tcgetattr \
perror \
closesocket \
siginterrupt \
sigaction \
signal \
getpass_r \
strlcat \
getpwuid \
geteuid \
dlopen \
utime \
sigsetjmp \
poll,
dnl if found
[],
dnl if not found, $ac_func is the name we check for
func="$ac_func"
AC_MSG_CHECKING([deeper for $func])
AC_TRY_LINK( [],
[ $func ();],
AC_MSG_RESULT(yes!)
eval "ac_cv_func_$func=yes"
def=`echo "HAVE_$func" | tr 'a-z' 'A-Z'`
AC_DEFINE_UNQUOTED($def, 1, [If you have $func]),
AC_MSG_RESULT(but still no)
)
)
dnl sigsetjmp() might be a macro and no function so if it isn't found already
dnl we make an extra check here!
if test "$ac_cv_func_sigsetjmp" != "yes"; then
AC_MSG_CHECKING([for sigsetjmp defined as macro])
AC_TRY_LINK( [#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
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>
#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
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 "$MANOPT"
then
dnl if no nroff tool was found, or no option that could convert man pages
dnl was found, then disable the built-in manual stuff
AC_MSG_WARN([disabling built-in manual])
USE_MANUAL="no";
fi
AC_PROG_YACC
if test -z "$YACC"
then
AC_MSG_CHECKING([if OK to build without bison/yacc])
dnl no yacc is a big deal if we have no pre-fixed getdate.y
if test -r "$srcdir/lib/getdate.c"
then
dnl all is well, we don't have to generate it!
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
AC_MSG_ERROR([no yacc or bison found, can't build libcurl!])
fi
fi
dnl *************************************************************************
dnl If the manual variable still is set, then we go with providing a built-in
dnl manual
if test "$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"$USE_MANUAL" = x1)
AC_MSG_CHECKING([whether to enable ares])
AC_ARG_ENABLE(ares,
AC_HELP_STRING([--enable-ares=PATH],[Enable ares for name lookups])
AC_HELP_STRING([--disable-ares],[Disable ares for name lookups]),
[ case "$enableval" in
no)
AC_MSG_RESULT(no)
;;
*) AC_MSG_RESULT(yes)
if test "x$IPV6_ENABLED" = "x1"; then
AC_MSG_ERROR([ares doesn't work with ipv6, disable ipv6 to use ares])
fi
AC_DEFINE(USE_ARES, 1, [Define if you want to enable ares support])
dnl substitute HAVE_ARES for curl-config and similar
HAVE_ARES="1"
AC_SUBST(HAVE_ARES)
curl_ares_msg="enabled"
LIBS="$LIBS -lcares"
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( [
#include <ares.h>
/* provide a set of dummy functions in case c-ares was built with debug */
void curl_dofree() { }
void curl_sclose() { }
void curl_domalloc() { }
int main(void)
{
ares_channel channel;
ares_cancel(channel);
return 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 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="$CFLAGS -g"
dnl set compiler "debug" options to become more picky, and remove
dnl optimize options from CFLAGS
CURL_CC_DEBUG_OPTS
;;
esac
],
AC_MSG_RESULT(no)
)
AM_CONDITIONAL(CROSSCOMPILING, test x$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 \
curl-config
])
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}
zlib support: ${curl_zlib_msg}
krb4 support: ${curl_krb4_msg}
GSSAPI support: ${curl_gss_msg}
SNPEGO 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}
])
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