1 #***************************************************************************
3 # Project ___| | | | _ \| |
5 # | (__| |_| | _ <| |___
6 # \___|\___/|_| \_\_____|
8 # Copyright (C) 1998 - 2012, Daniel Stenberg, <daniel@haxx.se>, et al.
10 # This software is licensed as described in the file COPYING, which
11 # you should have received as part of this distribution. The terms
12 # are also available at http://curl.haxx.se/docs/copyright.html.
14 # You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 # copies of the Software, and permit persons to whom the Software is
16 # furnished to do so, under the terms of the COPYING file.
18 # This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 # KIND, either express or implied.
21 #***************************************************************************
22 dnl Process this file with autoconf to produce a configure script.
26 dnl We don't know the version number "statically" so we use a dash here
27 AC_INIT([curl], [-], [a suitable curl mailing list: http://curl.haxx.se/mail/])
30 CURL_OVERRIDE_AUTOCONF
32 dnl configure script copyright
33 AC_COPYRIGHT([Copyright (c) 1998 - 2011 Daniel Stenberg, <daniel@haxx.se>
34 This configure script may be copied, distributed and modified under the
35 terms of the curl license; see COPYING for more details])
37 AC_CONFIG_SRCDIR([lib/urldata.h])
38 AM_CONFIG_HEADER(lib/curl_config.h include/curl/curlbuild.h)
39 AC_CONFIG_MACRO_DIR([m4])
42 CURL_CHECK_OPTION_DEBUG
43 CURL_CHECK_OPTION_OPTIMIZE
44 CURL_CHECK_OPTION_WARNINGS
45 CURL_CHECK_OPTION_WERROR
46 CURL_CHECK_OPTION_CURLDEBUG
47 CURL_CHECK_OPTION_SYMBOL_HIDING
48 CURL_CHECK_OPTION_ARES
50 CURL_CHECK_PATH_SEPARATOR_REQUIRED
53 # save the configure arguments
55 CONFIGURE_OPTIONS="\"$ac_configure_args\""
56 AC_SUBST(CONFIGURE_OPTIONS)
59 if test X"$want_werror" = Xyes; then
60 CURL_CFLAG_EXTRAS="-Werror"
62 AC_SUBST(CURL_CFLAG_EXTRAS)
64 dnl SED is mandatory for configure process and libtool.
65 dnl Set it now, allowing it to be changed later.
66 if test -z "$SED"; then
67 dnl allow it to be overridden
68 AC_PATH_PROG([SED], [sed], [not_found],
69 [$PATH:/usr/bin:/usr/local/bin])
70 if test -z "$SED" || test "$SED" = "not_found"; then
71 AC_MSG_ERROR([sed not found in PATH. Cannot continue without sed.])
76 dnl GREP is mandatory for configure process and libtool.
77 dnl Set it now, allowing it to be changed later.
78 if test -z "$GREP"; then
79 dnl allow it to be overridden
80 AC_PATH_PROG([GREP], [grep], [not_found],
81 [$PATH:/usr/bin:/usr/local/bin])
82 if test -z "$GREP" || test "$GREP" = "not_found"; then
83 AC_MSG_ERROR([grep not found in PATH. Cannot continue without grep.])
88 dnl EGREP is mandatory for configure process and libtool.
89 dnl Set it now, allowing it to be changed later.
90 if test -z "$EGREP"; then
91 dnl allow it to be overridden
92 if echo a | ($GREP -E '(a|b)') >/dev/null 2>&1; then
93 AC_MSG_CHECKING([for egrep])
95 AC_MSG_RESULT([$EGREP])
97 AC_PATH_PROG([EGREP], [egrep], [not_found],
98 [$PATH:/usr/bin:/usr/local/bin])
101 if test -z "$EGREP" || test "$EGREP" = "not_found"; then
102 AC_MSG_ERROR([egrep not found in PATH. Cannot continue without egrep.])
106 dnl AR is mandatory for configure process and libtool.
107 dnl This is target dependent, so check it as a tool.
108 if test -z "$AR"; then
109 dnl allow it to be overridden
110 AC_PATH_TOOL([AR], [ar], [not_found],
111 [$PATH:/usr/bin:/usr/local/bin])
112 if test -z "$AR" || test "$AR" = "not_found"; then
113 AC_MSG_ERROR([ar not found in PATH. Cannot continue without ar.])
120 dnl Remove non-configure distributed curlbuild.h
121 if test -f ${srcdir}/include/curl/curlbuild.h; then
122 rm -f ${srcdir}/include/curl/curlbuild.h
125 dnl figure out the libcurl version
126 CURLVERSION=`$SED -ne 's/^#define LIBCURL_VERSION "\(.*\)"/\1/p' ${srcdir}/include/curl/curlver.h`
128 AC_MSG_CHECKING([curl version])
129 AC_MSG_RESULT($CURLVERSION)
131 AC_SUBST(CURLVERSION)
134 dnl we extract the numerical version for curl-config only
135 VERSIONNUM=`$SED -ne 's/^#define LIBCURL_VERSION_NUM 0x\(.*\)/\1/p' ${srcdir}/include/curl/curlver.h`
138 dnl Solaris pkgadd support definitions
139 PKGADD_PKG="HAXXcurl"
140 PKGADD_NAME="cURL - a client that groks URLs"
141 PKGADD_VENDOR="curl.haxx.se"
143 AC_SUBST(PKGADD_NAME)
144 AC_SUBST(PKGADD_VENDOR)
147 dnl initialize all the info variables
148 curl_ssl_msg="no (--with-{ssl,gnutls,nss,polarssl,cyassl,axtls,winssl} )"
149 curl_ssh_msg="no (--with-libssh2)"
150 curl_zlib_msg="no (--with-zlib)"
151 curl_krb4_msg="no (--with-krb4*)"
152 curl_gss_msg="no (--with-gssapi)"
153 curl_spnego_msg="no (--with-spnego)"
154 curl_tls_srp_msg="no (--enable-tls-srp)"
155 curl_res_msg="default (--enable-ares / --enable-threaded-resolver)"
156 curl_ipv6_msg="no (--enable-ipv6)"
157 curl_idn_msg="no (--with-libidn)"
158 curl_manual_msg="no (--enable-manual)"
159 curl_libcurl_msg="enabled (--disable-libcurl-option)"
160 curl_verbose_msg="enabled (--disable-verbose)"
161 curl_sspi_msg="no (--enable-sspi)"
162 curl_ldap_msg="no (--enable-ldap / --with-ldap-lib / --with-lber-lib)"
163 curl_ldaps_msg="no (--enable-ldaps)"
164 curl_rtsp_msg="no (--enable-rtsp)"
165 curl_rtmp_msg="no (--with-librtmp)"
166 curl_mtlnk_msg="no (--with-libmetalink)"
168 init_ssl_msg=${curl_ssl_msg}
171 dnl Save anything in $LIBS for later
176 dnl Detect the canonical host and target build environment
180 dnl Get system canonical name
181 AC_DEFINE_UNQUOTED(OS, "${host}", [cpu-machine-OS])
183 dnl Checks for programs.
186 dnl Our curl_off_t internal and external configure settings
187 CURL_CONFIGURE_CURL_OFF_T
189 dnl This defines _ALL_SOURCE for AIX
190 CURL_CHECK_AIX_ALL_SOURCE
192 dnl Our configure and build reentrant settings
193 CURL_CONFIGURE_THREAD_SAFE
194 CURL_CONFIGURE_REENTRANT
196 dnl check for how to do large files
199 dnl support building of Windows DLLs
202 dnl force libtool to build static libraries with PIC on AMD64-Linux & FreeBSD
203 AC_MSG_CHECKING([if arch-OS host is AMD64-Linux/FreeBSD (to build static libraries with PIC)])
205 x86_64*linux*|amd64*freebsd*|ia64*freebsd*)
214 AC_MSG_CHECKING([if compiler is icc (to build with PIC)])
228 AC_MSG_CHECKING([if we need -mimpure-text])
232 if test "$GCC" = "yes"; then
239 AC_MSG_RESULT($mimpure)
240 AM_CONDITIONAL(MIMPURE, test x$mimpure = xyes)
242 AC_MSG_CHECKING([if we need BUILDING_LIBCURL])
243 use_cppflag_building_libcurl="no"
244 use_cppflag_curl_staticlib="no"
245 CPPFLAG_CURL_STATICLIB=""
249 use_cppflag_building_libcurl="yes"
250 AC_MSG_CHECKING([if we need CURL_STATICLIB])
251 if test "X$enable_shared" = "Xno"
254 use_cppflag_curl_staticlib="yes"
255 CPPFLAG_CURL_STATICLIB="-DCURL_STATICLIB"
264 AM_CONDITIONAL(USE_CPPFLAG_BUILDING_LIBCURL, test x$use_cppflag_building_libcurl = xyes)
265 AM_CONDITIONAL(USE_CPPFLAG_CURL_STATICLIB, test x$use_cppflag_curl_staticlib = xyes)
266 AC_SUBST(CPPFLAG_CURL_STATICLIB)
268 # Determine whether all dependent libraries must be specified when linking
269 if test "X$enable_shared" = "Xyes" -a "X$link_all_deplibs" = "Xno"
275 AC_SUBST(REQUIRE_LIB_DEPS)
277 dnl The install stuff has already been taken care of by the automake stuff
281 dnl check if there's a way to force code inline
284 dnl **********************************************************************
285 dnl platform/compiler/architecture specific checks/flags
286 dnl **********************************************************************
289 CURL_SET_COMPILER_BASIC_OPTS
290 CURL_SET_COMPILER_DEBUG_OPTS
291 CURL_SET_COMPILER_OPTIMIZE_OPTS
292 CURL_SET_COMPILER_WARNING_OPTS
294 if test "$compiler_id" = "INTEL_UNIX_C"; then
296 if test "$compiler_num" -ge "1000"; then
297 dnl icc 10.X or later
298 CFLAGS="$CFLAGS -shared-intel"
299 elif test "$compiler_num" -ge "900"; then
301 CFLAGS="$CFLAGS -i-dynamic"
306 CURL_CHECK_COMPILER_HALT_ON_ERROR
307 CURL_CHECK_COMPILER_ARRAY_SIZE_NEGATIVE
308 CURL_CHECK_COMPILER_SYMBOL_HIDING
310 CURL_CHECK_NO_UNDEFINED
311 AM_CONDITIONAL(NO_UNDEFINED, test x$need_no_undefined = xyes)
314 AM_CONDITIONAL(CURLDEBUG, test x$want_curldebug = xyes)
316 supports_unittests=yes
317 # cross-compilation of unit tests static library/programs fails when
318 # libcurl shared library is built. This might be due to a libtool or
319 # automake issue. In this case we disable unit tests.
320 if test "x$cross_compiling" != "xno" &&
321 test "x$enable_shared" != "xno"; then
322 supports_unittests=no
325 # IRIX 6.5.24 gcc 3.3 autobuilds fail unittests library compilation due to
326 # a problem related with OpenSSL headers and library versions not matching.
327 # Disable unit tests while time to further investigate this is found.
330 if test "$compiler_id" = "GNU_C"; then
331 supports_unittests=no
336 # All AIX autobuilds fails unit tests linking against unittests library
337 # due to unittests library being built with no symbols or members. Libtool ?
338 # Disable unit tests while time to further investigate this is found.
341 supports_unittests=no
345 dnl Build unit tests when option --enable-debug is given.
346 if test "x$want_debug" = "xyes" &&
347 test "x$supports_unittests" = "xyes"; then
352 AM_CONDITIONAL(BUILD_UNITTESTS, test x$want_unittests = xyes)
354 dnl **********************************************************************
355 dnl Compilation based checks should not be done before this point.
356 dnl **********************************************************************
358 dnl **********************************************************************
359 dnl Make sure that our checks for headers windows.h winsock.h winsock2.h
360 dnl and ws2tcpip.h take precedence over any other further checks which
361 dnl could be done later using AC_CHECK_HEADER or AC_CHECK_HEADERS for
362 dnl this specific header files. And do them before its results are used.
363 dnl **********************************************************************
365 CURL_CHECK_HEADER_WINDOWS
366 CURL_CHECK_NATIVE_WINDOWS
367 case X-"$ac_cv_native_windows" in
369 CURL_CHECK_HEADER_WINSOCK
370 CURL_CHECK_HEADER_WINSOCK2
371 CURL_CHECK_HEADER_WS2TCPIP
372 CURL_CHECK_HEADER_WINLDAP
373 CURL_CHECK_HEADER_WINBER
376 ac_cv_header_winsock_h="no"
377 ac_cv_header_winsock2_h="no"
378 ac_cv_header_ws2tcpip_h="no"
379 ac_cv_header_winldap_h="no"
380 ac_cv_header_winber_h="no"
383 CURL_CHECK_WIN32_LARGEFILE
385 dnl ************************************************************
386 dnl switch off particular protocols
388 AC_MSG_CHECKING([whether to support http])
390 AC_HELP_STRING([--enable-http],[Enable HTTP support])
391 AC_HELP_STRING([--disable-http],[Disable HTTP support]),
392 [ case "$enableval" in
395 AC_DEFINE(CURL_DISABLE_HTTP, 1, [to disable HTTP])
396 AC_MSG_WARN([disable HTTP disables FTP over proxy and RTSP])
397 AC_SUBST(CURL_DISABLE_HTTP, [1])
398 AC_DEFINE(CURL_DISABLE_RTSP, 1, [to disable RTSP])
399 AC_SUBST(CURL_DISABLE_RTSP, [1])
401 *) AC_MSG_RESULT(yes)
406 AC_MSG_CHECKING([whether to support ftp])
408 AC_HELP_STRING([--enable-ftp],[Enable FTP support])
409 AC_HELP_STRING([--disable-ftp],[Disable FTP support]),
410 [ case "$enableval" in
413 AC_DEFINE(CURL_DISABLE_FTP, 1, [to disable FTP])
414 AC_SUBST(CURL_DISABLE_FTP, [1])
416 *) AC_MSG_RESULT(yes)
421 AC_MSG_CHECKING([whether to support file])
423 AC_HELP_STRING([--enable-file],[Enable FILE support])
424 AC_HELP_STRING([--disable-file],[Disable FILE support]),
425 [ case "$enableval" in
428 AC_DEFINE(CURL_DISABLE_FILE, 1, [to disable FILE])
429 AC_SUBST(CURL_DISABLE_FILE, [1])
431 *) AC_MSG_RESULT(yes)
436 AC_MSG_CHECKING([whether to support ldap])
438 AC_HELP_STRING([--enable-ldap],[Enable LDAP support])
439 AC_HELP_STRING([--disable-ldap],[Disable LDAP support]),
440 [ case "$enableval" in
443 AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
444 AC_SUBST(CURL_DISABLE_LDAP, [1])
452 AC_MSG_CHECKING([whether to support ldaps])
454 AC_HELP_STRING([--enable-ldaps],[Enable LDAPS support])
455 AC_HELP_STRING([--disable-ldaps],[Disable LDAPS support]),
456 [ case "$enableval" in
459 AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
460 AC_SUBST(CURL_DISABLE_LDAPS, [1])
462 *) if test "x$CURL_DISABLE_LDAP" = "x1" ; then
463 AC_MSG_RESULT(LDAP needs to be enabled to support LDAPS)
464 AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
465 AC_SUBST(CURL_DISABLE_LDAPS, [1])
468 AC_DEFINE(HAVE_LDAP_SSL, 1, [Use LDAPS implementation])
469 AC_SUBST(HAVE_LDAP_SSL, [1])
473 if test "x$CURL_DISABLE_LDAP" = "x1" ; then
475 AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
476 AC_SUBST(CURL_DISABLE_LDAPS, [1])
479 AC_DEFINE(HAVE_LDAP_SSL, 1, [Use LDAPS implementation])
480 AC_SUBST(HAVE_LDAP_SSL, [1])
484 AC_MSG_CHECKING([whether to support rtsp])
486 AC_HELP_STRING([--enable-rtsp],[Enable RTSP support])
487 AC_HELP_STRING([--disable-rtsp],[Disable RTSP support]),
488 [ case "$enableval" in
491 AC_DEFINE(CURL_DISABLE_RTSP, 1, [to disable RTSP])
492 AC_SUBST(CURL_DISABLE_RTSP, [1])
494 *) if test x$CURL_DISABLE_HTTP = x1 ; then
495 AC_MSG_ERROR(HTTP support needs to be enabled in order to enable RTSP support!)
498 curl_rtsp_msg="enabled"
502 if test "x$CURL_DISABLE_HTTP" != "x1"; then
504 curl_rtsp_msg="enabled"
510 AC_MSG_CHECKING([whether to support proxies])
512 AC_HELP_STRING([--enable-proxy],[Enable proxy support])
513 AC_HELP_STRING([--disable-proxy],[Disable proxy support]),
514 [ case "$enableval" in
517 AC_DEFINE(CURL_DISABLE_PROXY, 1, [to disable proxies])
518 AC_SUBST(CURL_DISABLE_PROXY, [1])
520 *) AC_MSG_RESULT(yes)
526 AC_MSG_CHECKING([whether to support dict])
528 AC_HELP_STRING([--enable-dict],[Enable DICT support])
529 AC_HELP_STRING([--disable-dict],[Disable DICT support]),
530 [ case "$enableval" in
533 AC_DEFINE(CURL_DISABLE_DICT, 1, [to disable DICT])
534 AC_SUBST(CURL_DISABLE_DICT, [1])
536 *) AC_MSG_RESULT(yes)
541 AC_MSG_CHECKING([whether to support telnet])
542 AC_ARG_ENABLE(telnet,
543 AC_HELP_STRING([--enable-telnet],[Enable TELNET support])
544 AC_HELP_STRING([--disable-telnet],[Disable TELNET support]),
545 [ case "$enableval" in
548 AC_DEFINE(CURL_DISABLE_TELNET, 1, [to disable TELNET])
549 AC_SUBST(CURL_DISABLE_TELNET, [1])
551 *) AC_MSG_RESULT(yes)
556 AC_MSG_CHECKING([whether to support tftp])
558 AC_HELP_STRING([--enable-tftp],[Enable TFTP support])
559 AC_HELP_STRING([--disable-tftp],[Disable TFTP support]),
560 [ case "$enableval" in
563 AC_DEFINE(CURL_DISABLE_TFTP, 1, [to disable TFTP])
564 AC_SUBST(CURL_DISABLE_TFTP, [1])
566 *) AC_MSG_RESULT(yes)
572 AC_MSG_CHECKING([whether to support pop3])
574 AC_HELP_STRING([--enable-pop3],[Enable POP3 support])
575 AC_HELP_STRING([--disable-pop3],[Disable POP3 support]),
576 [ case "$enableval" in
579 AC_DEFINE(CURL_DISABLE_POP3, 1, [to disable POP3])
580 AC_SUBST(CURL_DISABLE_POP3, [1])
582 *) AC_MSG_RESULT(yes)
589 AC_MSG_CHECKING([whether to support imap])
591 AC_HELP_STRING([--enable-imap],[Enable IMAP support])
592 AC_HELP_STRING([--disable-imap],[Disable IMAP support]),
593 [ case "$enableval" in
596 AC_DEFINE(CURL_DISABLE_IMAP, 1, [to disable IMAP])
597 AC_SUBST(CURL_DISABLE_IMAP, [1])
599 *) AC_MSG_RESULT(yes)
606 AC_MSG_CHECKING([whether to support smtp])
608 AC_HELP_STRING([--enable-smtp],[Enable SMTP support])
609 AC_HELP_STRING([--disable-smtp],[Disable SMTP support]),
610 [ case "$enableval" in
613 AC_DEFINE(CURL_DISABLE_SMTP, 1, [to disable SMTP])
614 AC_SUBST(CURL_DISABLE_SMTP, [1])
616 *) AC_MSG_RESULT(yes)
622 AC_MSG_CHECKING([whether to support gopher])
623 AC_ARG_ENABLE(gopher,
624 AC_HELP_STRING([--enable-gopher],[Enable Gopher support])
625 AC_HELP_STRING([--disable-gopher],[Disable Gopher support]),
626 [ case "$enableval" in
629 AC_DEFINE(CURL_DISABLE_GOPHER, 1, [to disable Gopher])
630 AC_SUBST(CURL_DISABLE_GOPHER, [1])
632 *) AC_MSG_RESULT(yes)
639 dnl **********************************************************************
640 dnl Check for built-in manual
641 dnl **********************************************************************
643 AC_MSG_CHECKING([whether to provide built-in manual])
644 AC_ARG_ENABLE(manual,
645 AC_HELP_STRING([--enable-manual],[Enable built-in manual])
646 AC_HELP_STRING([--disable-manual],[Disable built-in manual]),
647 [ case "$enableval" in
651 *) AC_MSG_RESULT(yes)
658 dnl The actual use of the USE_MANUAL variable is done much later in this
659 dnl script to allow other actions to disable it as well.
661 dnl ************************************************************
662 dnl disable C code generation support
664 AC_MSG_CHECKING([whether to enable generation of C code])
665 AC_ARG_ENABLE(libcurl_option,
666 AC_HELP_STRING([--enable-libcurl-option],[Enable --libcurl C code generation support])
667 AC_HELP_STRING([--disable-libcurl-option],[Disable --libcurl C code generation support]),
668 [ case "$enableval" in
671 AC_DEFINE(CURL_DISABLE_LIBCURL_OPTION, 1, [to disable --libcurl C code generation option])
672 curl_libcurl_msg="no"
674 *) AC_MSG_RESULT(yes)
680 dnl **********************************************************************
681 dnl Checks for libraries.
682 dnl **********************************************************************
686 dnl gethostbyname without lib or in the nsl lib?
687 AC_CHECK_FUNC(gethostbyname,
688 [HAVE_GETHOSTBYNAME="1"
690 [ AC_CHECK_LIB(nsl, gethostbyname,
691 [HAVE_GETHOSTBYNAME="1"
696 if test "$HAVE_GETHOSTBYNAME" != "1"
698 dnl gethostbyname in the socket lib?
699 AC_CHECK_LIB(socket, gethostbyname,
700 [HAVE_GETHOSTBYNAME="1"
701 LIBS="$LIBS -lsocket"
705 if test "$HAVE_GETHOSTBYNAME" != "1"
707 dnl gethostbyname in the watt lib?
708 AC_CHECK_LIB(watt, gethostbyname,
709 [HAVE_GETHOSTBYNAME="1"
710 CPPFLAGS="-I/dev/env/WATT_ROOT/inc"
711 LDFLAGS="-L/dev/env/WATT_ROOT/lib"
716 dnl At least one system has been identified to require BOTH nsl and socket
717 dnl libs at the same time to link properly.
718 if test "$HAVE_GETHOSTBYNAME" != "1"
720 AC_MSG_CHECKING([for gethostbyname with both nsl and socket libs])
721 my_ac_save_LIBS=$LIBS
722 LIBS="-lnsl -lsocket $LIBS"
730 HAVE_GETHOSTBYNAME="1"
733 LIBS=$my_ac_save_LIBS
737 if test "$HAVE_GETHOSTBYNAME" != "1"
739 dnl This is for winsock systems
740 if test "$ac_cv_header_windows_h" = "yes"; then
741 if test "$ac_cv_header_winsock_h" = "yes"; then
744 winsock_LIB="-lwinsock"
747 winsock_LIB="-lwsock32"
751 if test "$ac_cv_header_winsock2_h" = "yes"; then
752 winsock_LIB="-lws2_32"
754 if test ! -z "$winsock_LIB"; then
755 my_ac_save_LIBS=$LIBS
756 LIBS="$winsock_LIB $LIBS"
757 AC_MSG_CHECKING([for gethostbyname in $winsock_LIB])
760 #ifdef HAVE_WINDOWS_H
761 #ifndef WIN32_LEAN_AND_MEAN
762 #define WIN32_LEAN_AND_MEAN
765 #ifdef HAVE_WINSOCK2_H
766 #include <winsock2.h>
768 #ifdef HAVE_WINSOCK_H
774 gethostbyname("www.dummysite.com");
778 HAVE_GETHOSTBYNAME="1"
782 LIBS=$my_ac_save_LIBS
788 if test "$HAVE_GETHOSTBYNAME" != "1"
790 dnl This is for Minix 3.1
791 AC_MSG_CHECKING([for gethostbyname for Minix 3])
794 /* Older Minix versions may need <net/gen/netdb.h> here instead */
797 gethostbyname("www.dummysite.com");
801 HAVE_GETHOSTBYNAME="1"
807 if test "$HAVE_GETHOSTBYNAME" != "1"
809 dnl This is for eCos with a stubbed DNS implementation
810 AC_MSG_CHECKING([for gethostbyname for eCos])
816 gethostbyname("www.dummysite.com");
820 HAVE_GETHOSTBYNAME="1"
826 if test "$HAVE_GETHOSTBYNAME" != "1"
828 dnl gethostbyname in the network lib - for Haiku OS
829 AC_CHECK_LIB(network, gethostbyname,
830 [HAVE_GETHOSTBYNAME="1"
831 LIBS="$LIBS -lnetwork"
835 if test "$HAVE_GETHOSTBYNAME" != "1"
837 dnl gethostbyname in the net lib - for BeOS
838 AC_CHECK_LIB(net, gethostbyname,
839 [HAVE_GETHOSTBYNAME="1"
845 if test "$HAVE_GETHOSTBYNAME" != "1"; then
846 AC_MSG_ERROR([couldn't find libraries for gethostbyname()])
850 AC_CHECK_FUNC(strcasecmp, , [ AC_CHECK_LIB(resolve, strcasecmp) ])
852 if test "$ac_cv_lib_resolve_strcasecmp" = "$ac_cv_func_strcasecmp"; then
853 AC_CHECK_LIB(resolve, strcasecmp,
854 [LIBS="-lresolve $LIBS"],
858 ac_cv_func_strcasecmp="no"
860 CURL_CHECK_LIBS_CONNECT
862 CURL_NETWORK_LIBS=$LIBS
864 dnl **********************************************************************
865 dnl In case that function clock_gettime with monotonic timer is available,
866 dnl check for additional required libraries.
867 dnl **********************************************************************
868 CURL_CHECK_LIBS_CLOCK_GETTIME_MONOTONIC
870 dnl **********************************************************************
871 dnl The preceding library checks are all potentially useful for test
872 dnl servers (for providing networking support). Save the list of required
873 dnl libraries at this point for use while linking those test servers.
874 dnl **********************************************************************
875 TEST_SERVER_LIBS=$LIBS
877 dnl **********************************************************************
878 AC_MSG_CHECKING([whether to use libgcc])
879 AC_ARG_ENABLE(libgcc,
880 AC_HELP_STRING([--enable-libgcc],[use libgcc when linking]),
881 [ case "$enableval" in
883 ALL_LIBS="$ALL_LIBS -lgcc"
892 dnl **********************************************************************
894 dnl **********************************************************************
897 AC_ARG_WITH(ldap-lib,
898 AC_HELP_STRING([--with-ldap-lib=libname],[Specify name of ldap lib file]),
899 [LDAPLIBNAME="$withval"])
902 AC_ARG_WITH(lber-lib,
903 AC_HELP_STRING([--with-lber-lib=libname],[Specify name of lber lib file]),
904 [LBERLIBNAME="$withval"])
906 if test x$CURL_DISABLE_LDAP != x1 ; then
908 CURL_CHECK_HEADER_LBER
909 CURL_CHECK_HEADER_LDAP
910 CURL_CHECK_HEADER_LDAPSSL
911 CURL_CHECK_HEADER_LDAP_SSL
913 if test -z "$LDAPLIBNAME" ; then
914 if test "$ac_cv_native_windows" = "yes"; then
915 dnl Windows uses a single and unique LDAP library name
916 LDAPLIBNAME="wldap32"
921 if test "$LDAPLIBNAME" ; then
922 AC_CHECK_LIB("$LDAPLIBNAME", ldap_init,, [
923 AC_MSG_WARN(["$LDAPLIBNAME" is not an LDAP library: LDAP disabled])
924 AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
925 AC_SUBST(CURL_DISABLE_LDAP, [1])
926 AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
927 AC_SUBST(CURL_DISABLE_LDAPS, [1])])
929 dnl Try to find the right ldap libraries for this system
931 case X-"$curl_cv_ldap_LIBS" in
933 AC_MSG_WARN([Cannot find libraries for LDAP support: LDAP disabled])
934 AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
935 AC_SUBST(CURL_DISABLE_LDAP, [1])
936 AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
937 AC_SUBST(CURL_DISABLE_LDAPS, [1])
943 if test x$CURL_DISABLE_LDAP != x1 ; then
945 if test "$LBERLIBNAME" ; then
946 dnl If name is "no" then don't define this library at all
947 dnl (it's only needed if libldap.so's dependencies are broken).
948 if test "$LBERLIBNAME" != "no" ; then
949 AC_CHECK_LIB("$LBERLIBNAME", ber_free,, [
950 AC_MSG_WARN(["$LBERLIBNAME" is not an LBER library: LDAP disabled])
951 AC_DEFINE(CURL_DISABLE_LDAP, 1, [to disable LDAP])
952 AC_SUBST(CURL_DISABLE_LDAP, [1])
953 AC_DEFINE(CURL_DISABLE_LDAPS, 1, [to disable LDAPS])
954 AC_SUBST(CURL_DISABLE_LDAPS, [1])])
959 if test x$CURL_DISABLE_LDAP != x1 ; then
960 AC_CHECK_FUNCS([ldap_url_parse ldap_init_fd])
962 if test "$LDAPLIBNAME" = "wldap32"; then
963 curl_ldap_msg="enabled (winldap)"
964 AC_DEFINE(CURL_LDAP_WIN, 1, [Use Windows LDAP implementation])
966 curl_ldap_msg="enabled (OpenLDAP)"
967 if test "x$ac_cv_func_ldap_init_fd" = "xyes"; then
968 AC_DEFINE(USE_OPENLDAP, 1, [Use OpenLDAP-specific code])
969 AC_SUBST(USE_OPENLDAP, [1])
974 if test x$CURL_DISABLE_LDAPS != x1 ; then
975 curl_ldaps_msg="enabled"
978 dnl **********************************************************************
980 dnl **********************************************************************
982 AC_MSG_CHECKING([whether to enable ipv6])
984 AC_HELP_STRING([--enable-ipv6],[Enable ipv6 (with ipv4) support])
985 AC_HELP_STRING([--disable-ipv6],[Disable ipv6 support]),
986 [ case "$enableval" in
991 *) AC_MSG_RESULT(yes)
996 AC_TRY_RUN([ /* is AF_INET6 available? */
997 #include <sys/types.h>
998 #include <sys/socket.h>
1001 if (socket(AF_INET6, SOCK_STREAM, 0) < 0)
1015 if test "$ipv6" = "yes"; then
1016 curl_ipv6_msg="enabled"
1019 # Check if struct sockaddr_in6 have sin6_scope_id member
1020 if test "$ipv6" = yes; then
1021 AC_MSG_CHECKING([if struct sockaddr_in6 has sin6_scope_id member])
1023 #include <sys/types.h>
1024 #include <netinet/in.h>] ,
1025 struct sockaddr_in6 s; s.sin6_scope_id = 0; , have_sin6_scope_id=yes)
1026 if test "$have_sin6_scope_id" = yes; then
1027 AC_MSG_RESULT([yes])
1028 AC_DEFINE(HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID, 1, [Define to 1 if struct sockaddr_in6 has the sin6_scope_id member])
1034 dnl **********************************************************************
1035 dnl Check if the operating system allows programs to write to their own argv[]
1036 dnl **********************************************************************
1038 AC_MSG_CHECKING([if argv can be written to])
1041 int main(int argc, char ** argv) {
1043 return (argv[0][0] == ' ')?0:1;
1047 curl_cv_writable_argv=yes
1049 curl_cv_writable_argv=no
1051 curl_cv_writable_argv=cross
1053 case $curl_cv_writable_argv in
1055 AC_DEFINE(HAVE_WRITABLE_ARGV, 1, [Define this symbol if your OS supports changing the contents of argv])
1063 AC_MSG_WARN([the previous check could not be made default was used])
1067 dnl **********************************************************************
1068 dnl Check for the presence of Kerberos4 libraries and headers
1069 dnl **********************************************************************
1071 AC_ARG_WITH(krb4-includes,
1072 AC_HELP_STRING([--with-krb4-includes=DIR],
1073 [Specify location of kerberos4 headers]),[
1074 CPPFLAGS="$CPPFLAGS -I$withval"
1079 AC_ARG_WITH(krb4-libs,
1080 AC_HELP_STRING([--with-krb4-libs=DIR],[Specify location of kerberos4 libs]),[
1081 LDFLAGS="$LDFLAGS -L$withval"
1088 AC_ARG_WITH(krb4,dnl
1089 AC_HELP_STRING([--with-krb4=DIR],[where to look for Kerberos4]),[
1091 if test X"$OPT_KRB4" != Xno; then
1093 if test X"$OPT_KRB4" != Xyes; then
1094 LDFLAGS="$LDFLAGS -L$OPT_KRB4/lib$libsuff"
1095 KRB4LIB="$OPT_KRB4/lib$libsuff"
1096 CPPFLAGS="$CPPFLAGS -I$OPT_KRB4/include"
1097 KRB4INC="$OPT_KRB4/include"
1102 AC_MSG_CHECKING([if Kerberos4 support is requested])
1104 if test "$want_krb4" = yes
1106 if test "$ipv6" = "yes"; then
1107 echo krb4 is not compatible with IPv6
1112 dnl Check for & handle argument to --with-krb4
1114 AC_MSG_CHECKING(where to look for Kerberos4)
1115 if test X"$OPT_KRB4" = Xyes
1117 AC_MSG_RESULT([defaults])
1119 AC_MSG_RESULT([libs in $KRB4LIB, headers in $KRB4INC])
1122 dnl Check for DES library
1123 AC_CHECK_LIB(des, des_pcbc_encrypt,
1125 AC_CHECK_HEADERS(des.h)
1128 AC_CHECK_FUNC(res_search, , [AC_CHECK_LIB(resolv, res_search)])
1130 dnl Check for the Kerberos4 library
1131 AC_CHECK_LIB(krb, krb_net_read,
1133 dnl Check for header files
1134 AC_CHECK_HEADERS(krb.h)
1136 dnl we found the required libraries, add to LIBS
1137 LIBS="-lkrb -lcom_err -ldes $LIBS"
1139 dnl Check for function krb_get_our_ip_for_realm
1140 dnl this is needed for NAT networks
1141 AC_CHECK_FUNCS(krb_get_our_ip_for_realm)
1144 AC_DEFINE(HAVE_KRB4, 1,
1145 [if you have the Kerberos4 libraries (including -ldes)])
1147 dnl substitute it too!
1149 AC_SUBST(KRB4_ENABLED)
1151 curl_krb4_msg="enabled"
1153 dnl the krb4 stuff needs a strlcpy()
1154 AC_CHECK_FUNCS(strlcpy)
1162 dnl **********************************************************************
1163 dnl Check for FBopenssl(SPNEGO) libraries
1164 dnl **********************************************************************
1167 AC_HELP_STRING([--with-spnego=DIR],
1168 [Specify location of SPNEGO library fbopenssl]), [
1169 SPNEGO_ROOT="$withval"
1170 if test x"$SPNEGO_ROOT" != xno; then
1175 AC_MSG_CHECKING([if SPNEGO support is requested])
1176 if test x"$want_spnego" = xyes; then
1178 if test X"$SPNEGO_ROOT" = Xyes; then
1179 AC_MSG_ERROR([FBOpenSSL libs and/or directories were not found where specified!])
1182 if test -z "$SPNEGO_LIB_DIR"; then
1183 LDFLAGS="$LDFLAGS -L$SPNEGO_ROOT -lfbopenssl"
1185 LDFLAGS="$LDFLAGS $SPNEGO_LIB_DIR"
1189 AC_DEFINE(HAVE_SPNEGO, 1,
1190 [Define this if you have the SPNEGO library fbopenssl])
1191 curl_spnego_msg="enabled"
1197 dnl **********************************************************************
1198 dnl Check for GSS-API libraries
1199 dnl **********************************************************************
1201 dnl check for gss stuff in the /usr as default
1204 AC_ARG_WITH(gssapi-includes,
1205 AC_HELP_STRING([--with-gssapi-includes=DIR],
1206 [Specify location of GSSAPI header]),
1207 [ GSSAPI_INCS="-I$withval"
1211 AC_ARG_WITH(gssapi-libs,
1212 AC_HELP_STRING([--with-gssapi-libs=DIR],
1213 [Specify location of GSSAPI libs]),
1214 [ GSSAPI_LIB_DIR="-L$withval"
1219 AC_HELP_STRING([--with-gssapi=DIR],
1220 [Where to look for GSSAPI]), [
1221 GSSAPI_ROOT="$withval"
1222 if test x"$GSSAPI_ROOT" != xno; then
1224 if test x"$GSSAPI_ROOT" = xyes; then
1225 dnl if yes, then use default root
1231 save_CPPFLAGS="$CPPFLAGS"
1232 AC_MSG_CHECKING([if GSSAPI support is requested])
1233 if test x"$want_gss" = xyes; then
1236 if test -z "$GSSAPI_INCS"; then
1237 if test -f "$GSSAPI_ROOT/bin/krb5-config"; then
1238 GSSAPI_INCS=`$GSSAPI_ROOT/bin/krb5-config --cflags gssapi`
1239 elif test "$GSSAPI_ROOT" != "yes"; then
1240 GSSAPI_INCS="-I$GSSAPI_ROOT/include"
1244 CPPFLAGS="$CPPFLAGS $GSSAPI_INCS"
1246 AC_CHECK_HEADER(gss.h,
1248 dnl found in the given dirs
1249 AC_DEFINE(HAVE_GSSGNU, 1, [if you have the GNU gssapi libraries])
1253 dnl not found, check Heimdal or MIT
1254 AC_CHECK_HEADERS([gssapi/gssapi.h], [], [not_mit=1])
1256 [gssapi/gssapi_generic.h gssapi/gssapi_krb5.h],
1261 #ifdef HAVE_GSSAPI_GSSAPI_H
1262 #include <gssapi/gssapi.h>
1265 if test "x$not_mit" = "x1"; then
1266 dnl MIT not found, check for Heimdal
1267 AC_CHECK_HEADER(gssapi.h,
1270 AC_DEFINE(HAVE_GSSHEIMDAL, 1, [if you have the Heimdal gssapi libraries])
1273 dnl no header found, disabling GSS
1275 AC_MSG_WARN(disabling GSSAPI since no header files was found)
1280 AC_DEFINE(HAVE_GSSMIT, 1, [if you have the MIT gssapi libraries])
1281 dnl check if we have a really old MIT kerberos (<= 1.2)
1282 AC_MSG_CHECKING([if gssapi headers declare GSS_C_NT_HOSTBASED_SERVICE])
1285 #include <gssapi/gssapi.h>
1286 #include <gssapi/gssapi_generic.h>
1287 #include <gssapi/gssapi_krb5.h>
1292 GSS_C_NT_HOSTBASED_SERVICE,
1296 AC_MSG_RESULT([yes])
1299 AC_DEFINE(HAVE_OLD_GSSMIT, 1,
1300 [if you have an old MIT gssapi library, lacking GSS_C_NT_HOSTBASED_SERVICE])
1308 if test x"$want_gss" = xyes; then
1309 AC_DEFINE(HAVE_GSSAPI, 1, [if you have the gssapi libraries])
1311 curl_gss_msg="enabled (MIT/Heimdal)"
1313 if test -n "$gnu_gss"; then
1314 curl_gss_msg="enabled (GNU GSS)"
1315 LDFLAGS="$LDFLAGS $GSSAPI_LIB_DIR"
1317 elif test -z "$GSSAPI_LIB_DIR"; then
1320 LIBS="$LIBS -lgssapi_krb5 -lresolv"
1323 if test -f "$GSSAPI_ROOT/bin/krb5-config"; then
1324 dnl krb5-config doesn't have --libs-only-L or similar, put everything
1326 gss_libs=`$GSSAPI_ROOT/bin/krb5-config --libs gssapi`
1327 LIBS="$LIBS $gss_libs"
1328 elif test "$GSSAPI_ROOT" != "yes"; then
1329 LDFLAGS="$LDFLAGS -L$GSSAPI_ROOT/lib$libsuff"
1330 LIBS="$LIBS -lgssapi"
1332 LIBS="$LIBS -lgssapi"
1337 LDFLAGS="$LDFLAGS $GSSAPI_LIB_DIR"
1338 LIBS="$LIBS -lgssapi"
1341 CPPFLAGS="$save_CPPFLAGS"
1344 dnl -------------------------------------------------
1345 dnl check winssl option before other SSL libraries
1346 dnl -------------------------------------------------
1349 AC_ARG_WITH(winssl,dnl
1350 AC_HELP_STRING([--with-winssl],[enable Windows native SSL/TLS])
1351 AC_HELP_STRING([--without-winssl], [disable Windows native SSL/TLS]),
1352 OPT_WINSSL=$withval)
1354 AC_MSG_CHECKING([whether to enable Windows native SSL/TLS (Windows native builds only)])
1355 if test "$curl_ssl_msg" = "$init_ssl_msg"; then
1356 if test "x$OPT_WINSSL" != "xno" &&
1357 test "x$ac_cv_native_windows" = "xyes"; then
1359 AC_DEFINE(USE_SCHANNEL, 1, [to enable Windows native SSL/TLS support])
1360 AC_SUBST(USE_SCHANNEL, [1])
1361 curl_ssl_msg="enabled (Windows-native)"
1363 # --with-winssl implies --enable-sspi
1364 AC_DEFINE(USE_WINDOWS_SSPI, 1, [to enable SSPI support])
1365 AC_SUBST(USE_WINDOWS_SSPI, [1])
1366 curl_sspi_msg="enabled"
1374 dnl **********************************************************************
1375 dnl Check for the presence of SSL libraries and headers
1376 dnl **********************************************************************
1378 dnl Default to compiler & linker defaults for SSL files & libraries.
1380 dnl Default to no CA bundle
1383 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])
1384 AC_HELP_STRING([--without-ssl], [disable OpenSSL]),
1387 if test "$curl_ssl_msg" = "$init_ssl_msg" && test X"$OPT_SSL" != Xno; then
1388 dnl backup the pre-ssl variables
1389 CLEANLDFLAGS="$LDFLAGS"
1390 CLEANCPPFLAGS="$CPPFLAGS"
1395 dnl --with-ssl (without path) used
1396 if test x$cross_compiling != xyes; then
1397 dnl only do pkg-config magic when not cross-compiling
1400 PREFIX_OPENSSL=/usr/local/ssl
1401 LIB_OPENSSL="$PREFIX_OPENSSL/lib$libsuff"
1404 dnl no --with-ssl option given, just check default places
1405 if test x$cross_compiling != xyes; then
1406 dnl only do pkg-config magic when not cross-compiling
1412 dnl check the given --with-ssl spot
1414 PREFIX_OPENSSL=$OPT_SSL
1416 dnl Try pkg-config even when cross-compiling. Since we
1417 dnl specify PKG_CONFIG_LIBDIR we're only looking where
1418 dnl the user told us to look
1419 OPENSSL_PCDIR="$OPT_SSL/lib/pkgconfig"
1420 AC_MSG_NOTICE([PKG_CONFIG_LIBDIR will be set to "$OPENSSL_PCDIR"])
1421 if test -f "$OPENSSL_PCDIR/openssl.pc"; then
1425 dnl in case pkg-config comes up empty, use what we got
1427 LIB_OPENSSL="$PREFIX_OPENSSL/lib$libsuff"
1428 if test "$PREFIX_OPENSSL" != "/usr" ; then
1429 SSL_LDFLAGS="-L$LIB_OPENSSL"
1430 SSL_CPPFLAGS="-I$PREFIX_OPENSSL/include"
1432 SSL_CPPFLAGS="$SSL_CPPFLAGS -I$PREFIX_OPENSSL/include/openssl"
1436 if test "$PKGTEST" = "yes"; then
1438 CURL_CHECK_PKGCONFIG(openssl, [$OPENSSL_PCDIR])
1440 if test "$PKGCONFIG" != "no" ; then
1441 SSL_LIBS=`CURL_EXPORT_PCDIR([$OPENSSL_PCDIR]) dnl
1442 $PKGCONFIG --libs-only-l openssl 2>/dev/null`
1444 SSL_LDFLAGS=`CURL_EXPORT_PCDIR([$OPENSSL_PCDIR]) dnl
1445 $PKGCONFIG --libs-only-L openssl 2>/dev/null`
1447 SSL_CPPFLAGS=`CURL_EXPORT_PCDIR([$OPENSSL_PCDIR]) dnl
1448 $PKGCONFIG --cflags-only-I openssl 2>/dev/null`
1450 AC_MSG_NOTICE([pkg-config: SSL_LIBS: "$SSL_LIBS"])
1451 AC_MSG_NOTICE([pkg-config: SSL_LDFLAGS: "$SSL_LDFLAGS"])
1452 AC_MSG_NOTICE([pkg-config: SSL_CPPFLAGS: "$SSL_CPPFLAGS"])
1454 LIB_OPENSSL=`echo $SSL_LDFLAGS | sed -e 's/-L//g'`
1456 dnl use the values pkg-config reported. This is here
1457 dnl instead of below with CPPFLAGS and LDFLAGS because we only
1458 dnl learn about this via pkg-config. If we only have
1459 dnl the argument to --with-ssl we don't know what
1460 dnl additional libs may be necessary. Hope that we
1462 LIBS="$LIBS $SSL_LIBS"
1466 dnl finally, set flags to use SSL
1467 CPPFLAGS="$CPPFLAGS $SSL_CPPFLAGS"
1468 LDFLAGS="$LDFLAGS $SSL_LDFLAGS"
1470 dnl This is for Msys/Mingw
1472 *-*-msys* | *-*-mingw*)
1473 AC_MSG_CHECKING([for gdi32])
1474 my_ac_save_LIBS=$LIBS
1475 LIBS="-lgdi32 $LIBS"
1476 AC_TRY_LINK([#include <windef.h>
1477 #include <wingdi.h>],
1480 AC_MSG_RESULT([yes])],
1481 [ dnl failed, restore LIBS
1482 LIBS=$my_ac_save_LIBS
1488 AC_CHECK_LIB(crypto, CRYPTO_lock,[
1490 LIBS="-lcrypto $LIBS"
1492 LDFLAGS="$CLEANLDFLAGS -L$LIB_OPENSSL"
1493 CPPFLAGS="$CLEANCPPFLAGS -I$PREFIX_OPENSSL/include/openssl -I$PREFIX_OPENSSL/include"
1494 AC_CHECK_LIB(crypto, CRYPTO_add_lock,[
1496 LIBS="-lcrypto $LIBS"], [
1497 LDFLAGS="$CLEANLDFLAGS"
1498 CPPFLAGS="$CLEANCPPFLAGS"
1504 if test X"$HAVECRYPTO" = X"yes"; then
1505 dnl This is only reasonable to do if crypto actually is there: check for
1506 dnl SSL libs NOTE: it is important to do this AFTER the crypto lib
1508 AC_CHECK_LIB(ssl, SSL_connect)
1510 if test "$ac_cv_lib_ssl_SSL_connect" != yes; then
1511 dnl we didn't find the SSL lib, try the RSAglue/rsaref stuff
1512 AC_MSG_CHECKING(for ssl with RSAglue/rsaref libs in use);
1514 LIBS="$LIBS -lRSAglue -lrsaref"
1515 AC_CHECK_LIB(ssl, SSL_connect)
1516 if test "$ac_cv_lib_ssl_SSL_connect" != yes; then
1517 dnl still no SSL_connect
1526 dnl Have the libraries--check for SSLeay/OpenSSL headers
1527 AC_CHECK_HEADERS(openssl/x509.h openssl/rsa.h openssl/crypto.h \
1528 openssl/pem.h openssl/ssl.h openssl/err.h,
1529 curl_ssl_msg="enabled (OpenSSL)"
1531 AC_DEFINE(USE_OPENSSL, 1, [if OpenSSL is in use]))
1533 if test $ac_cv_header_openssl_x509_h = no; then
1534 dnl we don't use the "action" part of the AC_CHECK_HEADERS macro
1535 dnl since 'err.h' might in fact find a krb4 header with the same
1537 AC_CHECK_HEADERS(x509.h rsa.h crypto.h pem.h ssl.h err.h)
1539 if test $ac_cv_header_x509_h = yes &&
1540 test $ac_cv_header_crypto_h = yes &&
1541 test $ac_cv_header_ssl_h = yes; then
1543 curl_ssl_msg="enabled (OpenSSL)"
1549 if test X"$OPENSSL_ENABLED" = X"1"; then
1550 AC_DEFINE(USE_SSLEAY, 1, [if SSL is enabled])
1552 dnl is there a pkcs12.h header present?
1553 AC_CHECK_HEADERS(openssl/pkcs12.h)
1557 dnl USE_SSLEAY is the historical name for what configure calls
1558 dnl OPENSSL_ENABLED; the names should really be unified
1559 USE_SSLEAY="$OPENSSL_ENABLED"
1560 AC_SUBST(USE_SSLEAY)
1562 if test X"$OPT_SSL" != Xoff &&
1563 test "$OPENSSL_ENABLED" != "1"; then
1564 AC_MSG_ERROR([OpenSSL libs and/or directories were not found where specified!])
1568 if test X"$OPENSSL_ENABLED" = X"1"; then
1569 dnl If the ENGINE library seems to be around, check for the OpenSSL engine
1570 dnl stuff, it is kind of "separated" from the main SSL check
1571 AC_CHECK_FUNC(ENGINE_init,
1573 AC_CHECK_HEADERS(openssl/engine.h)
1574 AC_CHECK_FUNCS( ENGINE_load_builtin_engines )
1577 dnl these can only exist if openssl exists
1578 dnl yassl doesn't have SSL_get_shutdown
1580 AC_CHECK_FUNCS( RAND_status \
1584 CRYPTO_cleanup_all_ex_data \
1586 SSLv2_client_method )
1588 dnl Make an attempt to detect if this is actually yassl's headers and
1589 dnl OpenSSL emulation layer. We still leave everything else believing
1590 dnl and acting like OpenSSL.
1592 AC_MSG_CHECKING([for yaSSL using OpenSSL compatibility mode])
1595 #include <openssl/ssl.h>
1597 #if defined(YASSL_VERSION) && defined(OPENSSL_VERSION_NUMBER)
1598 int dummy = SSL_ERROR_NONE;
1600 Not the yaSSL OpenSSL compatibility header.
1604 AC_MSG_RESULT([yes])
1605 AC_DEFINE_UNQUOTED(USE_YASSLEMUL, 1,
1606 [Define to 1 if using yaSSL in OpenSSL compatibility mode.])
1607 curl_ssl_msg="enabled (OpenSSL emulation by yaSSL)"
1613 if test "$OPENSSL_ENABLED" = "1"; then
1614 if test -n "$LIB_OPENSSL"; then
1615 dnl when the ssl shared libs were found in a path that the run-time
1616 dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
1617 dnl to prevent further configure tests to fail due to this
1618 if test "x$cross_compiling" != "xyes"; then
1619 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$LIB_OPENSSL"
1620 export LD_LIBRARY_PATH
1621 AC_MSG_NOTICE([Added $LIB_OPENSSL to LD_LIBRARY_PATH])
1624 CURL_CHECK_OPENSSL_API
1629 dnl **********************************************************************
1630 dnl Check for the presence of ZLIB libraries and headers
1631 dnl **********************************************************************
1633 dnl Check for & handle argument to --with-zlib.
1638 AC_HELP_STRING([--with-zlib=PATH],[search for zlib in PATH])
1639 AC_HELP_STRING([--without-zlib],[disable use of zlib]),
1640 [OPT_ZLIB="$withval"])
1642 if test "$OPT_ZLIB" = "no" ; then
1643 AC_MSG_WARN([zlib disabled])
1645 if test "$OPT_ZLIB" = "yes" ; then
1649 if test -z "$OPT_ZLIB" ; then
1650 dnl check for the lib first without setting any new path, since many
1651 dnl people have it in the default path
1653 AC_CHECK_LIB(z, inflateEnd,
1654 dnl libz found, set the variable
1656 dnl if no lib found, try /usr/local
1657 [OPT_ZLIB="/usr/local"])
1661 dnl Add a nonempty path to the compiler flags
1662 if test -n "$OPT_ZLIB"; then
1663 CPPFLAGS="$CPPFLAGS -I$OPT_ZLIB/include"
1664 LDFLAGS="$LDFLAGS -L$OPT_ZLIB/lib$libsuff"
1667 AC_CHECK_HEADER(zlib.h,
1669 dnl zlib.h was found
1671 dnl if the lib wasn't found already, try again with the new paths
1672 if test "$HAVE_LIBZ" != "1"; then
1673 AC_CHECK_LIB(z, gzread,
1675 dnl the lib was found!
1678 [ CPPFLAGS=$_cppflags
1683 dnl zlib.h was not found, restore the flags
1688 if test "$HAVE_LIBZ" = "1" && test "$HAVE_ZLIB_H" != "1"
1690 AC_MSG_WARN([configure found only the libz lib, not the header file!])
1692 elif test "$HAVE_LIBZ" != "1" && test "$HAVE_ZLIB_H" = "1"
1694 AC_MSG_WARN([configure found only the libz header file, not the lib!])
1695 elif test "$HAVE_LIBZ" = "1" && test "$HAVE_ZLIB_H" = "1"
1697 dnl both header and lib were found!
1699 AC_DEFINE(HAVE_ZLIB_H, 1, [if you have the zlib.h header file])
1700 AC_DEFINE(HAVE_LIBZ, 1, [if zlib is available])
1702 CURL_LIBS="$CURL_LIBS -lz"
1705 dnl replace 'HAVE_LIBZ' in the automake makefile.ams
1707 AC_MSG_NOTICE([found both libz and libz.h header])
1708 curl_zlib_msg="enabled"
1712 dnl set variable for use in automakefile(s)
1713 AM_CONDITIONAL(HAVE_LIBZ, test x"$AMFIXLIB" = x1)
1715 dnl **********************************************************************
1716 dnl Check for the random seed preferences
1717 dnl **********************************************************************
1719 if test X"$OPENSSL_ENABLED" = X"1"; then
1720 AC_ARG_WITH(egd-socket,
1721 AC_HELP_STRING([--with-egd-socket=FILE],
1722 [Entropy Gathering Daemon socket pathname]),
1723 [ EGD_SOCKET="$withval" ]
1725 if test -n "$EGD_SOCKET" ; then
1726 AC_DEFINE_UNQUOTED(EGD_SOCKET, "$EGD_SOCKET",
1727 [your Entropy Gathering Daemon socket pathname] )
1730 dnl Check for user-specified random device
1732 AC_HELP_STRING([--with-random=FILE],
1733 [read randomness from FILE (default=/dev/urandom)]),
1734 [ RANDOM_FILE="$withval" ],
1736 if test x$cross_compiling != xyes; then
1737 dnl Check for random device
1738 AC_CHECK_FILE("/dev/urandom", [ RANDOM_FILE="/dev/urandom"] )
1740 AC_MSG_WARN([skipped the /dev/urandom detection when cross-compiling])
1744 if test -n "$RANDOM_FILE" && test X"$RANDOM_FILE" != Xno ; then
1745 AC_SUBST(RANDOM_FILE)
1746 AC_DEFINE_UNQUOTED(RANDOM_FILE, "$RANDOM_FILE",
1747 [a suitable file to read random data from])
1752 dnl We require OpenSSL with SRP support.
1754 if test "$OPENSSL_ENABLED" = "1"; then
1755 AC_CHECK_LIB(crypto, SRP_Calc_client_key,
1757 AC_DEFINE(HAVE_SSLEAY_SRP, 1, [if you have the function SRP_Calc_client_key])
1758 AC_SUBST(HAVE_SSLEAY_SRP, [1])
1762 dnl ----------------------------------------------------
1763 dnl check for GnuTLS
1764 dnl ----------------------------------------------------
1766 dnl Default to compiler & linker defaults for GnuTLS files & libraries.
1769 AC_ARG_WITH(gnutls,dnl
1770 AC_HELP_STRING([--with-gnutls=PATH],[where to look for GnuTLS, PATH points to the installation root])
1771 AC_HELP_STRING([--without-gnutls], [disable GnuTLS detection]),
1772 OPT_GNUTLS=$withval)
1774 if test "$curl_ssl_msg" = "$init_ssl_msg"; then
1776 if test X"$OPT_GNUTLS" != Xno; then
1779 if test "x$OPT_GNUTLS" = "xyes"; then
1780 dnl this is with no partiular path given
1781 CURL_CHECK_PKGCONFIG(gnutls)
1783 if test "$PKGCONFIG" != "no" ; then
1784 addlib=`$PKGCONFIG --libs-only-l gnutls`
1785 addld=`$PKGCONFIG --libs-only-L gnutls`
1786 addcflags=`$PKGCONFIG --cflags-only-I gnutls`
1787 version=`$PKGCONFIG --modversion gnutls`
1788 gtlslib=`echo $addld | $SED -e 's/-L//'`
1790 dnl without pkg-config, we try libgnutls-config as that was how it
1792 check=`libgnutls-config --version 2>/dev/null`
1793 if test -n "$check"; then
1794 addlib=`libgnutls-config --libs`
1795 addcflags=`libgnutls-config --cflags`
1796 version=`libgnutls-config --version`
1797 gtlslib=`libgnutls-config --prefix`/lib$libsuff
1801 dnl this is with a given path, first check if there's a libgnutls-config
1802 dnl there and if not, make an educated guess
1803 cfg=$OPT_GNUTLS/bin/libgnutls-config
1804 check=`$cfg --version 2>/dev/null`
1805 if test -n "$check"; then
1806 addlib=`$cfg --libs`
1807 addcflags=`$cfg --cflags`
1808 version=`$cfg --version`
1809 gtlslib=`$cfg --prefix`/lib$libsuff
1811 dnl without pkg-config and libgnutls-config, we guess a lot!
1813 addld=-L$OPT_GNUTLS/lib$libsuff
1814 addcflags=-I$OPT_GNUTLS/include
1815 version="" # we just don't know
1816 gtlslib=$OPT_GNUTLS/lib$libsuff
1820 if test -z "$version"; then
1821 dnl lots of efforts, still no go
1825 if test -n "$addlib"; then
1828 CLEANCPPFLAGS="$CPPFLAGS"
1829 CLEADLDFLAGS="$LDFLAGS"
1831 LIBS="$LIBS $addlib"
1832 LDFLAGS="$LDFLAGS $addld"
1833 if test "$addcflags" != "-I/usr/include"; then
1834 CPPFLAGS="$CPPFLAGS $addcflags"
1837 AC_CHECK_LIB(gnutls, gnutls_check_version,
1839 AC_DEFINE(USE_GNUTLS, 1, [if GnuTLS is enabled])
1840 AC_SUBST(USE_GNUTLS, [1])
1843 curl_ssl_msg="enabled (GnuTLS)"
1847 CPPFLAGS="$CLEANCPPFLAGS"
1850 if test "x$USE_GNUTLS" = "xyes"; then
1851 AC_MSG_NOTICE([detected GnuTLS version $version])
1853 if test -n "$gtlslib"; then
1854 dnl when shared libs were found in a path that the run-time
1855 dnl linker doesn't search through, we need to add it to
1856 dnl LD_LIBRARY_PATH to prevent further configure tests to fail
1858 if test "x$cross_compiling" != "xyes"; then
1859 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$gtlslib"
1860 export LD_LIBRARY_PATH
1861 AC_MSG_NOTICE([Added $gtlslib to LD_LIBRARY_PATH])
1868 fi dnl GNUTLS not disabled
1873 dnl Check which crypto backend GnuTLS uses
1876 if test "$GNUTLS_ENABLED" = "1"; then
1878 # First check if we can detect either crypto library via transitive linking
1879 AC_CHECK_LIB(gnutls, nettle_MD5Init, [ USE_GNUTLS_NETTLE=1 ])
1880 if test "$USE_GNUTLS_NETTLE" = ""; then
1881 AC_CHECK_LIB(gnutls, gcry_control, [ USE_GNUTLS_NETTLE=0 ])
1883 # If not, try linking directly to both of them to see if they are available
1884 if test "$USE_GNUTLS_NETTLE" = ""; then
1885 AC_CHECK_LIB(nettle, nettle_MD5Init, [ USE_GNUTLS_NETTLE=1 ])
1887 if test "$USE_GNUTLS_NETTLE" = ""; then
1888 AC_CHECK_LIB(gcrypt, gcry_control, [ USE_GNUTLS_NETTLE=0 ])
1890 if test "$USE_GNUTLS_NETTLE" = ""; then
1891 AC_MSG_ERROR([GnuTLS found, but neither gcrypt nor nettle found])
1893 if test "$USE_GNUTLS_NETTLE" = "1"; then
1894 AC_DEFINE(USE_GNUTLS_NETTLE, 1, [if GnuTLS uses nettle as crypto backend])
1895 AC_SUBST(USE_GNUTLS_NETTLE, [1])
1896 LIBS="$LIBS -lnettle"
1898 LIBS="$LIBS -lgcrypt"
1903 dnl We require GnuTLS with SRP support.
1905 if test "$GNUTLS_ENABLED" = "1"; then
1906 AC_CHECK_LIB(gnutls, gnutls_srp_verifier,
1908 AC_DEFINE(HAVE_GNUTLS_SRP, 1, [if you have the function gnutls_srp_verifier])
1909 AC_SUBST(HAVE_GNUTLS_SRP, [1])
1913 dnl ----------------------------------------------------
1914 dnl check for PolarSSL
1915 dnl ----------------------------------------------------
1917 dnl Default to compiler & linker defaults for PolarSSL files & libraries.
1922 AC_ARG_WITH(polarssl,dnl
1923 AC_HELP_STRING([--with-polarssl=PATH],[where to look for PolarSSL, PATH points to the installation root])
1924 AC_HELP_STRING([--without-polarssl], [disable PolarSSL detection]),
1925 OPT_POLARSSL=$withval)
1927 if test "$curl_ssl_msg" = "$init_ssl_msg"; then
1929 if test X"$OPT_POLARSSL" != Xno; then
1931 if test "$OPT_POLARSSL" = "yes"; then
1935 if test -z "$OPT_POLARSSL" ; then
1936 dnl check for lib first without setting any new path
1938 AC_CHECK_LIB(polarssl, havege_init,
1939 dnl libpolarssl found, set the variable
1941 AC_DEFINE(USE_POLARSSL, 1, [if PolarSSL is enabled])
1942 AC_SUBST(USE_POLARSSL, [1])
1945 curl_ssl_msg="enabled (PolarSSL)"
1949 if test "x$USE_POLARSSL" != "xyes"; then
1950 dnl add the path and test again
1951 addld=-L$OPT_POLARSSL/lib$libsuff
1952 addcflags=-I$OPT_POLARSSL/include
1953 polarssllib=$OPT_POLARSSL/lib$libsuff
1955 LDFLAGS="$LDFLAGS $addld"
1956 if test "$addcflags" != "-I/usr/include"; then
1957 CPPFLAGS="$CPPFLAGS $addcflags"
1960 AC_CHECK_LIB(polarssl, ssl_init,
1962 AC_DEFINE(USE_POLARSSL, 1, [if PolarSSL is enabled])
1963 AC_SUBST(USE_POLARSSL, [1])
1966 curl_ssl_msg="enabled (PolarSSL)"
1974 if test "x$USE_POLARSSL" = "xyes"; then
1975 AC_MSG_NOTICE([detected PolarSSL])
1977 CURL_LIBS="$CURL_LIBS -lpolarssl"
1978 LIBS="$LIBS -lpolarssl"
1980 if test -n "$polarssllib"; then
1981 dnl when shared libs were found in a path that the run-time
1982 dnl linker doesn't search through, we need to add it to
1983 dnl LD_LIBRARY_PATH to prevent further configure tests to fail
1985 if test "x$cross_compiling" != "xyes"; then
1986 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$polarssllib"
1987 export LD_LIBRARY_PATH
1988 AC_MSG_NOTICE([Added $polarssllib to LD_LIBRARY_PATH])
1993 fi dnl PolarSSL not disabled
1997 dnl ----------------------------------------------------
1998 dnl check for CyaSSL
1999 dnl ----------------------------------------------------
2001 dnl Default to compiler & linker defaults for CyaSSL files & libraries.
2006 AC_ARG_WITH(cyassl,dnl
2007 AC_HELP_STRING([--with-cyassl=PATH],[where to look for CyaSSL, PATH points to the installation root (default: system lib default)])
2008 AC_HELP_STRING([--without-cyassl], [disable CyaSSL detection]),
2009 OPT_CYASSL=$withval)
2011 if test "$curl_ssl_msg" = "$init_ssl_msg"; then
2013 if test X"$OPT_CYASSL" != Xno; then
2015 if test "$OPT_CYASSL" = "yes"; then
2019 if test -z "$OPT_CYASSL" ; then
2020 dnl check for lib in system default first
2022 AC_CHECK_LIB(cyassl, CyaSSL_Init,
2023 dnl libcyassl found, set the variable
2025 AC_DEFINE(USE_CYASSL, 1, [if CyaSSL is enabled])
2026 AC_SUBST(USE_CYASSL, [1])
2029 curl_ssl_msg="enabled (CyaSSL)"
2033 if test "x$USE_CYASSL" != "xyes"; then
2034 dnl add the path and test again
2035 addld=-L$OPT_CYASSL/lib$libsuff
2036 addcflags=-I$OPT_CYASSL/include
2037 cyassllib=$OPT_CYASSL/lib$libsuff
2039 LDFLAGS="$LDFLAGS $addld"
2040 if test "$addcflags" != "-I/usr/include"; then
2041 CPPFLAGS="$CPPFLAGS $addcflags"
2044 AC_CHECK_LIB(cyassl, CyaSSL_Init,
2046 AC_DEFINE(USE_CYASSL, 1, [if CyaSSL is enabled])
2047 AC_SUBST(USE_CYASSL, [1])
2050 curl_ssl_msg="enabled (CyaSSL)"
2058 if test "x$USE_CYASSL" = "xyes"; then
2059 AC_MSG_NOTICE([detected CyaSSL])
2061 CURL_LIBS="$CURL_LIBS -lcyassl -lm"
2062 LIBS="$LIBS -lcyassl -lm"
2064 if test -n "$cyassllib"; then
2065 dnl when shared libs were found in a path that the run-time
2066 dnl linker doesn't search through, we need to add it to
2067 dnl LD_LIBRARY_PATH to prevent further configure tests to fail
2069 if test "x$cross_compiling" != "xyes"; then
2070 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$cyassllib"
2071 export LD_LIBRARY_PATH
2072 AC_MSG_NOTICE([Added $cyassllib to LD_LIBRARY_PATH])
2078 fi dnl CyaSSL not disabled
2082 dnl ----------------------------------------------------
2083 dnl NSS. Only check if GnuTLS and OpenSSL are not enabled
2084 dnl ----------------------------------------------------
2086 dnl Default to compiler & linker defaults for NSS files & libraries.
2090 AC_HELP_STRING([--with-nss=PATH],[where to look for NSS, PATH points to the installation root])
2091 AC_HELP_STRING([--without-nss], [disable NSS detection]),
2094 if test "$curl_ssl_msg" = "$init_ssl_msg"; then
2096 if test X"$OPT_NSS" != Xno; then
2097 if test "x$OPT_NSS" = "xyes"; then
2099 CURL_CHECK_PKGCONFIG(nss)
2101 if test "$PKGCONFIG" != "no" ; then
2102 addlib=`$PKGCONFIG --libs nss`
2103 addcflags=`$PKGCONFIG --cflags nss`
2104 version=`$PKGCONFIG --modversion nss`
2105 nssprefix=`$PKGCONFIG --variable=prefix nss`
2107 dnl Without pkg-config, we check for nss-config
2109 check=`nss-config --version 2>/dev/null`
2110 if test -n "$check"; then
2111 addlib=`nss-config --libs`
2112 addcflags=`nss-config --cflags`
2113 version=`nss-config --version`
2114 nssprefix=`nss-config --prefix`
2122 # Without pkg-config, we'll kludge in some defaults
2123 addlib="-L$OPT_NSS/lib -lssl3 -lsmime3 -lnss3 -lplds4 -lplc4 -lnspr4 -lpthread -ldl"
2124 addcflags="-I$OPT_NSS/include"
2129 if test -n "$addlib"; then
2132 CLEANCPPFLAGS="$CPPFLAGS"
2134 LIBS="$LIBS $addlib"
2135 if test "$addcflags" != "-I/usr/include"; then
2136 CPPFLAGS="$CPPFLAGS $addcflags"
2139 dnl The function PK11_CreateGenericObject is needed to load libnsspem.so
2140 AC_CHECK_LIB(nss3, PK11_CreateGenericObject,
2142 AC_DEFINE(USE_NSS, 1, [if NSS is enabled])
2143 AC_SUBST(USE_NSS, [1])
2146 curl_ssl_msg="enabled (NSS)"
2150 CPPFLAGS="$CLEANCPPFLAGS"
2153 if test "x$USE_NSS" = "xyes"; then
2154 AC_MSG_NOTICE([detected NSS version $version])
2156 dnl NSS_InitContext() was introduced in NSS 3.12.5 and helps to prevent
2157 dnl collisions on NSS initialization/shutdown with other libraries
2158 AC_CHECK_FUNC(NSS_InitContext,
2160 AC_DEFINE(HAVE_NSS_INITCONTEXT, 1, [if you have the NSS_InitContext function])
2161 AC_SUBST(HAVE_NSS_INITCONTEXT, [1])
2164 dnl when shared libs were found in a path that the run-time
2165 dnl linker doesn't search through, we need to add it to
2166 dnl LD_LIBRARY_PATH to prevent further configure tests to fail
2168 if test "x$cross_compiling" != "xyes"; then
2169 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$nssprefix/lib$libsuff"
2170 export LD_LIBRARY_PATH
2171 AC_MSG_NOTICE([Added $nssprefix/lib$libsuff to LD_LIBRARY_PATH])
2177 fi dnl NSS not disabled
2179 fi dnl curl_ssl_msg = init_ssl_msg
2183 AC_ARG_WITH(axtls,dnl
2184 AC_HELP_STRING([--with-axtls=PATH],[Where to look for axTLS, PATH points to the axTLS installation prefix (default: /usr/local). Ignored if another SSL engine is selected.])
2185 AC_HELP_STRING([--without-axtls], [disable axTLS]),
2188 if test "$curl_ssl_msg" = "$init_ssl_msg"; then
2189 if test X"$OPT_AXTLS" != Xno; then
2190 dnl backup the pre-axtls variables
2191 CLEANLDFLAGS="$LDFLAGS"
2192 CLEANCPPFLAGS="$CPPFLAGS"
2195 case "$OPT_AXTLS" in
2197 dnl --with-axtls (without path) used
2198 PREFIX_AXTLS=/usr/local
2199 LIB_AXTLS="$PREFIX_AXTLS/lib"
2200 LDFLAGS="$LDFLAGS -L$LIB_AXTLS"
2201 CPPFLAGS="$CPPFLAGS -I$PREFIX_AXTLS/include"
2204 dnl no --with-axtls option given, just check default places
2208 dnl check the given --with-axtls spot
2209 PREFIX_AXTLS=$OPT_AXTLS
2210 LIB_AXTLS="$PREFIX_AXTLS/lib"
2211 LDFLAGS="$LDFLAGS -L$LIB_AXTLS"
2212 CPPFLAGS="$CPPFLAGS -I$PREFIX_AXTLS/include"
2216 AC_CHECK_LIB(axtls, ssl_version,[
2217 LIBS="-laxtls $LIBS"
2218 AC_DEFINE(USE_AXTLS, 1, [if axTLS is enabled])
2219 AC_SUBST(USE_AXTLS, [1])
2222 curl_ssl_msg="enabled (axTLS)"
2225 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$LIB_AXTLS"
2226 export LD_LIBRARY_PATH
2227 AC_MSG_NOTICE([Added $LIB_AXTLS to LD_LIBRARY_PATH])
2229 LDFLAGS="$CLEANLDFLAGS"
2230 CPPFLAGS="$CLEANCPPFLAGS"
2236 if test "x$OPENSSL_ENABLED$GNUTLS_ENABLED$NSS_ENABLED$POLARSSL_ENABLED$AXTLS_ENABLED$CYASSL_ENABLED$WINSSL_ENABLED" = "x"; then
2237 AC_MSG_WARN([SSL disabled, you will not be able to use HTTPS, FTPS, NTLM and more.])
2238 AC_MSG_WARN([Use --with-ssl, --with-gnutls, --with-polarssl, --with-cyassl, --with-nss, --with-axtls or --with-winssl to address this.])
2240 # SSL is enabled, genericly
2241 AC_SUBST(SSL_ENABLED)
2245 dnl **********************************************************************
2246 dnl Check for the CA bundle
2247 dnl **********************************************************************
2249 CURL_CHECK_CA_BUNDLE
2251 dnl **********************************************************************
2252 dnl Check for libmetalink
2253 dnl **********************************************************************
2257 AC_ARG_WITH(libmetalink,dnl
2258 AC_HELP_STRING([--with-libmetalink=PATH],[where to look for libmetalink, PATH points to the installation root])
2259 AC_HELP_STRING([--without-libmetalink], [disable libmetalink detection]),
2260 OPT_LIBMETALINK=$withval)
2262 if test X"$OPT_LIBMETALINK" != Xno; then
2270 if test "x$OPT_LIBMETALINK" = "xyes"; then
2271 dnl this is with no partiular path given
2273 CURL_CHECK_PKGCONFIG(libmetalink)
2275 dnl When particular path is given, set PKG_CONFIG_LIBDIR using the path.
2276 LIBMETALINK_PCDIR="$OPT_LIBMETALINK/lib/pkgconfig"
2277 AC_MSG_NOTICE([PKG_CONFIG_LIBDIR will be set to "$LIBMETALINK_PCDIR"])
2278 if test -f "$LIBMETALINK_PCDIR/libmetalink.pc"; then
2281 if test "$PKGTEST" = "yes"; then
2282 CURL_CHECK_PKGCONFIG(libmetalink, [$LIBMETALINK_PCDIR])
2285 if test "$PKGTEST" = "yes" && test "$PKGCONFIG" != "no"; then
2286 addlib=`CURL_EXPORT_PCDIR([$LIBMETALINK_PCDIR]) dnl
2287 $PKGCONFIG --libs-only-l libmetalink`
2288 addld=`CURL_EXPORT_PCDIR([$LIBMETALINK_PCDIR]) dnl
2289 $PKGCONFIG --libs-only-L libmetalink`
2290 addcflags=`CURL_EXPORT_PCDIR([$LIBMETALINK_PCDIR]) dnl
2291 $PKGCONFIG --cflags-only-I libmetalink`
2292 version=`CURL_EXPORT_PCDIR([$LIBMETALINK_PCDIR]) dnl
2293 $PKGCONFIG --modversion libmetalink`
2294 libmetalinklib=`echo $addld | $SED -e 's/-L//'`
2296 if test -n "$addlib"; then
2298 AC_MSG_NOTICE([detected libmetalink version $version])
2299 curl_mtlnk_msg="enabled"
2300 LIBMETALINK_LIBS=$addlib
2301 LIBMETALINK_LDFLAGS=$addld
2302 LIBMETALINK_CFLAGS=$addcflags
2303 AC_SUBST([LIBMETALINK_LIBS])
2304 AC_SUBST([LIBMETALINK_LDFLAGS])
2305 AC_SUBST([LIBMETALINK_CFLAGS])
2306 AC_DEFINE(USE_METALINK, 1, [Define to enable metalink support])
2311 dnl **********************************************************************
2312 dnl Check for the presence of LIBSSH2 libraries and headers
2313 dnl **********************************************************************
2315 dnl Default to compiler & linker defaults for LIBSSH2 files & libraries.
2317 AC_ARG_WITH(libssh2,dnl
2318 AC_HELP_STRING([--with-libssh2=PATH],[Where to look for libssh2, PATH points to the LIBSSH2 installation; when possible, set the PKG_CONFIG_PATH environment variable instead of using this option])
2319 AC_HELP_STRING([--without-libssh2], [disable LIBSSH2]),
2320 OPT_LIBSSH2=$withval)
2322 if test X"$OPT_LIBSSH2" != Xno; then
2323 dnl backup the pre-libssh2 variables
2324 CLEANLDFLAGS="$LDFLAGS"
2325 CLEANCPPFLAGS="$CPPFLAGS"
2328 case "$OPT_LIBSSH2" in
2330 dnl --with-libssh2 (without path) used
2331 CURL_CHECK_PKGCONFIG(libssh2)
2333 if test "$PKGCONFIG" != "no" ; then
2334 LIB_SSH2=`$PKGCONFIG --libs-only-l libssh2`
2335 LD_SSH2=`$PKGCONFIG --libs-only-L libssh2`
2336 CPP_SSH2=`$PKGCONFIG --cflags-only-I libssh2`
2337 version=`$PKGCONFIG --modversion libssh2`
2338 DIR_SSH2=`echo $LD_SSH2 | $SED -e 's/-L//'`
2343 dnl no --with-libssh2 option given, just check default places
2346 dnl use the given --with-libssh2 spot
2347 PREFIX_SSH2=$OPT_LIBSSH2
2351 dnl if given with a prefix, we set -L and -I based on that
2352 if test -n "$PREFIX_SSH2"; then
2354 LD_SSH2=-L${PREFIX_SSH2}/lib$libsuff
2355 CPP_SSH2=-I${PREFIX_SSH2}/include
2356 DIR_SSH2=${PREFIX_SSH2}/lib$libsuff
2359 LDFLAGS="$LDFLAGS $LD_SSH2"
2360 CPPFLAGS="$CPPFLAGS $CPP_SSH2"
2361 LIBS="$LIBS $LIB_SSH2"
2363 AC_CHECK_LIB(ssh2, libssh2_channel_open_ex)
2365 AC_CHECK_HEADERS(libssh2.h,
2366 curl_ssh_msg="enabled (libSSH2)"
2368 AC_DEFINE(USE_LIBSSH2, 1, [if libSSH2 is in use])
2369 AC_SUBST(USE_LIBSSH2, [1])
2372 if test X"$OPT_LIBSSH2" != Xoff &&
2373 test "$LIBSSH2_ENABLED" != "1"; then
2374 AC_MSG_ERROR([libSSH2 libs and/or directories were not found where specified!])
2377 if test "$LIBSSH2_ENABLED" = "1"; then
2378 if test -n "$DIR_SSH2"; then
2379 dnl when the libssh2 shared libs were found in a path that the run-time
2380 dnl linker doesn't search through, we need to add it to LD_LIBRARY_PATH
2381 dnl to prevent further configure tests to fail due to this
2383 dnl libssh2_version is a post 1.0 addition
2384 dnl libssh2_init and libssh2_exit were added in 1.2.5
2385 dnl libssh2_scp_send64 was added in 1.2.6
2386 dnl libssh2_session_handshake was added in 1.2.8
2387 AC_CHECK_FUNCS( libssh2_version libssh2_init libssh2_exit \
2388 libssh2_scp_send64 libssh2_session_handshake)
2389 if test "x$cross_compiling" != "xyes"; then
2390 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$DIR_SSH2"
2391 export LD_LIBRARY_PATH
2392 AC_MSG_NOTICE([Added $DIR_SSH2 to LD_LIBRARY_PATH])
2396 dnl no libssh2, revert back to clean variables
2397 LDFLAGS=$CLEANLDFLAGS
2398 CPPFLAGS=$CLEANCPPFLAGS
2403 dnl **********************************************************************
2404 dnl Check for the presence of LIBRTMP libraries and headers
2405 dnl **********************************************************************
2407 dnl Default to compiler & linker defaults for LIBRTMP files & libraries.
2409 AC_ARG_WITH(librtmp,dnl
2410 AC_HELP_STRING([--with-librtmp=PATH],[Where to look for librtmp, PATH points to the LIBRTMP installation; when possible, set the PKG_CONFIG_PATH environment variable instead of using this option])
2411 AC_HELP_STRING([--without-librtmp], [disable LIBRTMP]),
2412 OPT_LIBRTMP=$withval)
2414 if test X"$OPT_LIBRTMP" != Xno; then
2415 dnl backup the pre-librtmp variables
2416 CLEANLDFLAGS="$LDFLAGS"
2417 CLEANCPPFLAGS="$CPPFLAGS"
2420 case "$OPT_LIBRTMP" in
2422 dnl --with-librtmp (without path) used
2423 CURL_CHECK_PKGCONFIG(librtmp)
2425 if test "$PKGCONFIG" != "no" ; then
2426 LIB_RTMP=`$PKGCONFIG --libs-only-l librtmp`
2427 LD_RTMP=`$PKGCONFIG --libs-only-L librtmp`
2428 CPP_RTMP=`$PKGCONFIG --cflags-only-I librtmp`
2429 version=`$PKGCONFIG --modversion librtmp`
2430 DIR_RTMP=`echo $LD_RTMP | $SED -e 's/-L//'`
2432 dnl To avoid link errors, we do not allow --librtmp without
2433 dnl a pkgconfig file
2434 AC_MSG_ERROR([--librtmp was specified but could not find librtmp pkgconfig file.])
2439 dnl no --with-librtmp option given, just check default places
2443 dnl use the given --with-librtmp spot
2444 PREFIX_RTMP=$OPT_LIBRTMP
2448 dnl if given with a prefix, we set -L and -I based on that
2449 if test -n "$PREFIX_RTMP"; then
2450 LD_RTMP=-L${PREFIX_RTMP}/lib$libsuff
2451 CPP_RTMP=-I${PREFIX_RTMP}/include
2452 DIR_RTMP=${PREFIX_RTMP}/lib$libsuff
2455 LDFLAGS="$LDFLAGS $LD_RTMP"
2456 CPPFLAGS="$CPPFLAGS $CPP_RTMP"
2457 LIBS="$LIBS $LIB_RTMP"
2459 AC_CHECK_LIB(rtmp, RTMP_Init,
2461 AC_CHECK_HEADERS(librtmp/rtmp.h,
2462 curl_rtmp_msg="enabled (librtmp)"
2464 AC_DEFINE(USE_LIBRTMP, 1, [if librtmp is in use])
2465 AC_SUBST(USE_LIBRTMP, [1])
2468 dnl not found, revert back to clean variables
2469 LDFLAGS=$CLEANLDFLAGS
2470 CPPFLAGS=$CLEANCPPFLAGS
2474 if test X"$OPT_LIBRTMP" != Xoff &&
2475 test "$LIBRTMP_ENABLED" != "1"; then
2476 AC_MSG_ERROR([librtmp libs and/or directories were not found where specified!])
2481 dnl **********************************************************************
2482 dnl Check for linker switch for versioned symbols
2483 dnl **********************************************************************
2485 versioned_symbols_flavour=
2486 AC_MSG_CHECKING([whether versioned symbols are wanted])
2487 AC_ARG_ENABLE(versioned-symbols,
2488 AC_HELP_STRING([--enable-versioned-symbols], [Enable versioned symbols in shared library])
2489 AC_HELP_STRING([--disable-versioned-symbols], [Disable versioned symbols in shared library]),
2490 [ case "$enableval" in
2491 yes) AC_MSG_RESULT(yes)
2492 AC_MSG_CHECKING([if libraries can be versioned])
2493 GLD=`$LD --help < /dev/null 2>/dev/null | grep version-script`
2494 if test -z "$GLD"; then
2496 AC_MSG_WARN([You need an ld version supporting the --version-script option])
2499 if test "x$OPENSSL_ENABLED" = "x1"; then
2500 versioned_symbols_flavour="OPENSSL_"
2501 elif test "x$GNUTLS_ENABLED" == "x1"; then
2502 versioned_symbols_flavour="GNUTLS_"
2503 elif test "x$NSS_ENABLED" == "x1"; then
2504 versioned_symbols_flavour="NSS_"
2505 elif test "x$POLARSSL_ENABLED" == "x1"; then
2506 versioned_symbols_flavour="POLARSSL_"
2507 elif test "x$CYASSL_ENABLED" == "x1"; then
2508 versioned_symbols_flavour="CYASSL_"
2509 elif test "x$AXTLS_ENABLED" == "x1"; then
2510 versioned_symbols_flavour="AXTLS_"
2511 elif test "x$WINSSL_ENABLED" == "x1"; then
2512 versioned_symbols_flavour="WINSSL_"
2514 versioned_symbols_flavour=""
2516 versioned_symbols="yes"
2520 *) AC_MSG_RESULT(no)
2528 AC_SUBST(VERSIONED_FLAVOUR, ["$versioned_symbols_flavour"])
2529 AM_CONDITIONAL(VERSIONED_SYMBOLS, test "x$versioned_symbols" = "xyes")
2532 dnl **********************************************************************
2533 dnl Check for the presence of IDN libraries and headers
2534 dnl **********************************************************************
2536 AC_MSG_CHECKING([whether to build with libidn])
2539 AC_HELP_STRING([--with-libidn=PATH],[Enable libidn usage])
2540 AC_HELP_STRING([--without-libidn],[Disable libidn usage]),
2544 dnl --without-libidn option used
2549 dnl configure option not specified
2551 want_idn_path="default"
2552 AC_MSG_RESULT([(assumed) yes])
2555 dnl --with-libidn option used without path
2557 want_idn_path="default"
2558 AC_MSG_RESULT([yes])
2561 dnl --with-libidn option used with path
2563 want_idn_path="$withval"
2564 AC_MSG_RESULT([yes ($withval)])
2568 if test "$want_idn" = "yes"; then
2569 dnl idn library support has been requested
2570 clean_CPPFLAGS="$CPPFLAGS"
2571 clean_LDFLAGS="$LDFLAGS"
2575 if test "$want_idn_path" != "default"; then
2576 dnl path has been specified
2577 IDN_PCDIR="$want_idn_path/lib$libsuff/pkgconfig"
2578 CURL_CHECK_PKGCONFIG(libidn, [$IDN_PCDIR])
2579 if test "$PKGCONFIG" != "no"; then
2580 IDN_LIBS=`CURL_EXPORT_PCDIR([$IDN_PCDIR]) dnl
2581 $PKGCONFIG --libs-only-l libidn 2>/dev/null`
2582 IDN_LDFLAGS=`CURL_EXPORT_PCDIR([$IDN_PCDIR]) dnl
2583 $PKGCONFIG --libs-only-L libidn 2>/dev/null`
2584 IDN_CPPFLAGS=`CURL_EXPORT_PCDIR([$IDN_PCDIR]) dnl
2585 $PKGCONFIG --cflags-only-I libidn 2>/dev/null`
2586 IDN_DIR=`echo $IDN_LDFLAGS | $SED -e 's/-L//'`
2588 dnl pkg-config not available or provides no info
2590 IDN_LDFLAGS="-L$want_idn_path/lib$libsuff"
2591 IDN_CPPFLAGS="-I$want_idn_path/include"
2592 IDN_DIR="$want_idn_path/lib$libsuff"
2595 dnl path not specified
2596 CURL_CHECK_PKGCONFIG(libidn)
2597 if test "$PKGCONFIG" != "no"; then
2598 IDN_LIBS=`$PKGCONFIG --libs-only-l libidn 2>/dev/null`
2599 IDN_LDFLAGS=`$PKGCONFIG --libs-only-L libidn 2>/dev/null`
2600 IDN_CPPFLAGS=`$PKGCONFIG --cflags-only-I libidn 2>/dev/null`
2601 IDN_DIR=`echo $IDN_LDFLAGS | $SED -e 's/-L//'`
2603 dnl pkg-config not available or provides no info
2608 if test "$PKGCONFIG" != "no"; then
2609 AC_MSG_NOTICE([pkg-config: IDN_LIBS: "$IDN_LIBS"])
2610 AC_MSG_NOTICE([pkg-config: IDN_LDFLAGS: "$IDN_LDFLAGS"])
2611 AC_MSG_NOTICE([pkg-config: IDN_CPPFLAGS: "$IDN_CPPFLAGS"])
2612 AC_MSG_NOTICE([pkg-config: IDN_DIR: "$IDN_DIR"])
2614 AC_MSG_NOTICE([IDN_LIBS: "$IDN_LIBS"])
2615 AC_MSG_NOTICE([IDN_LDFLAGS: "$IDN_LDFLAGS"])
2616 AC_MSG_NOTICE([IDN_CPPFLAGS: "$IDN_CPPFLAGS"])
2617 AC_MSG_NOTICE([IDN_DIR: "$IDN_DIR"])
2620 CPPFLAGS="$IDN_CPPFLAGS $CPPFLAGS"
2621 LDFLAGS="$IDN_LDFLAGS $LDFLAGS"
2622 LIBS="$IDN_LIBS $LIBS"
2624 AC_MSG_CHECKING([if idna_to_ascii_4i can be linked])
2626 AC_LANG_FUNC_LINK_TRY([idna_to_ascii_4i])
2628 AC_MSG_RESULT([yes])
2629 tst_links_libidn="yes"
2632 tst_links_libidn="no"
2634 if test "$tst_links_libidn" = "no"; then
2635 AC_MSG_CHECKING([if idna_to_ascii_lz can be linked])
2637 AC_LANG_FUNC_LINK_TRY([idna_to_ascii_lz])
2639 AC_MSG_RESULT([yes])
2640 tst_links_libidn="yes"
2643 tst_links_libidn="no"
2647 if test "$tst_links_libidn" = "yes"; then
2648 AC_DEFINE(HAVE_LIBIDN, 1, [Define to 1 if you have the `idn' library (-lidn).])
2649 dnl different versions of libidn have different setups of these:
2650 AC_CHECK_FUNCS( idn_free idna_strerror tld_strerror )
2651 AC_CHECK_HEADERS( idn-free.h tld.h )
2652 if test "x$ac_cv_header_tld_h" = "xyes"; then
2653 AC_SUBST([IDN_ENABLED], [1])
2654 curl_idn_msg="enabled"
2655 if test -n "$IDN_DIR"; then
2656 LD_LIBRARY_PATH="$LD_LIBRARY_PATH:$IDN_DIR"
2657 export LD_LIBRARY_PATH
2658 AC_MSG_NOTICE([Added $IDN_DIR to LD_LIBRARY_PATH])
2661 AC_MSG_WARN([Libraries for IDN support too old: IDN disabled])
2662 CPPFLAGS="$clean_CPPFLAGS"
2663 LDFLAGS="$clean_LDFLAGS"
2667 AC_MSG_WARN([Cannot find libraries for IDN support: IDN disabled])
2668 CPPFLAGS="$clean_CPPFLAGS"
2669 LDFLAGS="$clean_LDFLAGS"
2675 dnl Let's hope this split URL remains working:
2676 dnl http://publibn.boulder.ibm.com/doc_link/en_US/a_doc_lib/aixprggd/ \
2677 dnl genprogc/thread_quick_ref.htm
2680 dnl **********************************************************************
2681 dnl Back to "normal" configuring
2682 dnl **********************************************************************
2684 dnl Checks for header files.
2687 CURL_CHECK_HEADER_MALLOC
2688 CURL_CHECK_HEADER_MEMORY
2690 dnl Now check for the very most basic headers. Then we can use these
2691 dnl ones as default-headers when checking for the rest!
2734 dnl to do if not found
2738 dnl default includes
2740 #ifdef HAVE_SYS_TYPES_H
2741 #include <sys/types.h>
2743 #ifdef HAVE_SYS_TIME_H
2744 #include <sys/time.h>
2746 #ifdef HAVE_SYS_SELECT_H
2747 #include <sys/select.h>
2749 #ifdef HAVE_SYS_SOCKET_H
2750 #include <sys/socket.h>
2752 #ifdef HAVE_NETINET_IN_H
2753 #include <netinet/in.h>
2755 #ifdef HAVE_SYS_UN_H
2761 dnl Checks for typedefs, structures, and compiler characteristics.
2763 CURL_CHECK_VARIADIC_MACROS
2766 CURL_CHECK_STRUCT_TIMEVAL
2767 CURL_VERIFY_RUNTIMELIBS
2769 AC_CHECK_SIZEOF(size_t)
2770 AC_CHECK_SIZEOF(long)
2771 AC_CHECK_SIZEOF(int)
2772 AC_CHECK_SIZEOF(short)
2774 AC_CHECK_SIZEOF(time_t)
2775 AC_CHECK_SIZEOF(off_t)
2778 if test x"$ac_cv_native_windows" != "xyes" &&
2779 test $ac_cv_sizeof_off_t -ne $curl_sizeof_curl_off_t; then
2780 AC_MSG_WARN([This libcurl built is probably not ABI compatible with previous])
2781 AC_MSG_WARN([builds! You MUST read lib/README.curl_off_t to figure it out.])
2786 AC_CHECK_TYPE(long long,
2787 [AC_DEFINE(HAVE_LONGLONG, 1,
2788 [Define to 1 if the compiler supports the 'long long' data type.])]
2792 if test "xyes" = "x$longlong"; then
2793 AC_MSG_CHECKING([if numberLL works])
2797 long long val = 1000LL;
2800 AC_MSG_RESULT([yes])
2801 AC_DEFINE(HAVE_LL, 1, [if your compiler supports LL])
2809 AC_CHECK_TYPE(ssize_t, ,
2810 AC_DEFINE(ssize_t, int, [the signed version of size_t]))
2812 # check for bool type
2813 AC_CHECK_TYPE([bool],[
2814 AC_DEFINE(HAVE_BOOL_T, 1,
2815 [Define to 1 if bool is an available type.])
2817 #ifdef HAVE_SYS_TYPES_H
2818 #include <sys/types.h>
2820 #ifdef HAVE_STDBOOL_H
2821 #include <stdbool.h>
2825 CURL_CONFIGURE_CURL_SOCKLEN_T
2829 TYPE_SOCKADDR_STORAGE
2835 CURL_CHECK_FUNC_SELECT
2837 CURL_CHECK_FUNC_RECV
2838 CURL_CHECK_FUNC_RECVFROM
2839 CURL_CHECK_FUNC_SEND
2840 CURL_CHECK_MSG_NOSIGNAL
2842 CURL_CHECK_FUNC_ALARM
2843 CURL_CHECK_FUNC_BASENAME
2844 CURL_CHECK_FUNC_CLOSESOCKET
2845 CURL_CHECK_FUNC_CLOSESOCKET_CAMEL
2846 CURL_CHECK_FUNC_CONNECT
2847 CURL_CHECK_FUNC_FCNTL
2848 CURL_CHECK_FUNC_FDOPEN
2849 CURL_CHECK_FUNC_FREEADDRINFO
2850 CURL_CHECK_FUNC_FREEIFADDRS
2851 CURL_CHECK_FUNC_FSETXATTR
2852 CURL_CHECK_FUNC_FTRUNCATE
2853 CURL_CHECK_FUNC_GETADDRINFO
2854 CURL_CHECK_FUNC_GAI_STRERROR
2855 CURL_CHECK_FUNC_GETHOSTBYADDR
2856 CURL_CHECK_FUNC_GETHOSTBYADDR_R
2857 CURL_CHECK_FUNC_GETHOSTBYNAME
2858 CURL_CHECK_FUNC_GETHOSTBYNAME_R
2859 CURL_CHECK_FUNC_GETHOSTNAME
2860 CURL_CHECK_FUNC_GETIFADDRS
2861 CURL_CHECK_FUNC_GETSERVBYPORT_R
2862 CURL_CHECK_FUNC_GMTIME_R
2863 CURL_CHECK_FUNC_INET_NTOA_R
2864 CURL_CHECK_FUNC_INET_NTOP
2865 CURL_CHECK_FUNC_INET_PTON
2866 CURL_CHECK_FUNC_IOCTL
2867 CURL_CHECK_FUNC_IOCTLSOCKET
2868 CURL_CHECK_FUNC_IOCTLSOCKET_CAMEL
2869 CURL_CHECK_FUNC_LOCALTIME_R
2870 CURL_CHECK_FUNC_MEMRCHR
2871 CURL_CHECK_FUNC_POLL
2872 CURL_CHECK_FUNC_SETSOCKOPT
2873 CURL_CHECK_FUNC_SIGACTION
2874 CURL_CHECK_FUNC_SIGINTERRUPT
2875 CURL_CHECK_FUNC_SIGNAL
2876 CURL_CHECK_FUNC_SIGSETJMP
2877 CURL_CHECK_FUNC_SOCKET
2878 CURL_CHECK_FUNC_SOCKETPAIR
2879 CURL_CHECK_FUNC_STRCASECMP
2880 CURL_CHECK_FUNC_STRCASESTR
2881 CURL_CHECK_FUNC_STRCMPI
2882 CURL_CHECK_FUNC_STRDUP
2883 CURL_CHECK_FUNC_STRERROR_R
2884 CURL_CHECK_FUNC_STRICMP
2885 CURL_CHECK_FUNC_STRLCAT
2886 CURL_CHECK_FUNC_STRNCASECMP
2887 CURL_CHECK_FUNC_STRNCMPI
2888 CURL_CHECK_FUNC_STRNICMP
2889 CURL_CHECK_FUNC_STRSTR
2890 CURL_CHECK_FUNC_STRTOK_R
2891 CURL_CHECK_FUNC_STRTOLL
2892 CURL_CHECK_FUNC_WRITEV
2898 AC_MSG_NOTICE([skip check for pipe on msdosdjgpp])
2902 AC_CHECK_FUNCS([fork \
2921 eval skipcheck=\$skipcheck_$func
2922 if test "x$skipcheck" != "xyes"; then
2923 AC_MSG_CHECKING([deeper for $func])
2930 AC_MSG_RESULT([yes])
2931 eval "ac_cv_func_$func=yes"
2932 AC_DEFINE_UNQUOTED(XC_SH_TR_CPP([HAVE_$func]), [1],
2933 [Define to 1 if you have the $func function.])
2935 AC_MSG_RESULT([but still no])
2940 dnl Check if the getnameinfo function is available
2941 dnl and get the types of five of its arguments.
2942 CURL_CHECK_FUNC_GETNAMEINFO
2944 if test "$ipv6" = "yes"; then
2945 if test "$ac_cv_func_getaddrinfo" = "yes"; then
2946 AC_DEFINE(ENABLE_IPV6, 1, [Define if you want to enable IPv6 support])
2948 AC_SUBST(IPV6_ENABLED)
2950 CURL_CHECK_NI_WITHSCOPEID
2953 dnl ************************************************************
2954 dnl enable non-blocking communications
2956 CURL_CHECK_OPTION_NONBLOCKING
2957 CURL_CHECK_NONBLOCKING_SOCKET
2959 dnl ************************************************************
2960 dnl nroff tool stuff
2963 AC_PATH_PROG( PERL, perl, ,
2964 $PATH:/usr/local/bin/perl:/usr/bin/:/usr/local/bin )
2967 AC_PATH_PROGS( NROFF, gnroff nroff, ,
2968 $PATH:/usr/bin/:/usr/local/bin )
2971 if test -n "$NROFF"; then
2972 dnl only check for nroff options if an nroff command was found
2974 AC_MSG_CHECKING([how to use *nroff to get plain text from man pages])
2976 mancheck=`echo foo | $NROFF $MANOPT 2>/dev/null`
2977 if test -z "$mancheck"; then
2979 mancheck=`echo foo | $NROFF $MANOPT 2>/dev/null`
2980 if test -z "$mancheck"; then
2982 AC_MSG_RESULT([failed])
2983 AC_MSG_WARN([found no *nroff option to get plaintext from man pages])
2985 AC_MSG_RESULT([$MANOPT])
2988 AC_MSG_RESULT([$MANOPT])
2993 if test -z "$MANOPT"
2995 dnl if no nroff tool was found, or no option that could convert man pages
2996 dnl was found, then disable the built-in manual stuff
2997 AC_MSG_WARN([disabling built-in manual])
3001 dnl *************************************************************************
3002 dnl If the manual variable still is set, then we go with providing a built-in
3005 if test "$USE_MANUAL" = "1"; then
3006 AC_DEFINE(USE_MANUAL, 1, [If you want to build curl with the built-in manual])
3007 curl_manual_msg="enabled"
3010 dnl set variable for use in automakefile(s)
3011 AM_CONDITIONAL(USE_MANUAL, test x"$USE_MANUAL" = x1)
3014 AM_CONDITIONAL(USE_EMBEDDED_ARES, test x$embedded_ares = xyes)
3016 if test "x$ac_cv_native_windows" != "xyes" &&
3017 test "x$enable_shared" = "xyes"; then
3018 build_libhostname=yes
3020 build_libhostname=no
3022 AM_CONDITIONAL(BUILD_LIBHOSTNAME, test x$build_libhostname = xyes)
3024 CURL_CHECK_OPTION_THREADED_RESOLVER
3026 if test "x$want_thres" = xyes && test "x$want_ares" = xyes; then
3028 [Options --enable-threaded-resolver and --enable-ares are mutually exclusive])
3031 if test "$want_thres" = "yes"; then
3032 AC_CHECK_HEADER(pthread.h,
3033 [ AC_DEFINE(HAVE_PTHREAD_H, 1, [if you have <pthread.h>])
3034 save_CFLAGS="$CFLAGS"
3035 CFLAGS="$CFLAGS -pthread"
3036 AC_CHECK_LIB(pthread, pthread_create,
3037 [ AC_MSG_NOTICE([using POSIX threaded DNS lookup])
3038 AC_DEFINE(USE_THREADS_POSIX, 1, [if you want POSIX threaded DNS lookup])
3040 curl_res_msg="threaded"
3042 [ CFLAGS="$save_CFLAGS"])
3046 dnl ************************************************************
3047 dnl disable verbose text strings
3049 AC_MSG_CHECKING([whether to enable verbose strings])
3050 AC_ARG_ENABLE(verbose,
3051 AC_HELP_STRING([--enable-verbose],[Enable verbose strings])
3052 AC_HELP_STRING([--disable-verbose],[Disable verbose strings]),
3053 [ case "$enableval" in
3056 AC_DEFINE(CURL_DISABLE_VERBOSE_STRINGS, 1, [to disable verbose strings])
3057 curl_verbose_msg="no"
3059 *) AC_MSG_RESULT(yes)
3065 dnl ************************************************************
3066 dnl enable SSPI support
3068 AC_MSG_CHECKING([whether to enable SSPI support (Windows native builds only)])
3070 AC_HELP_STRING([--enable-sspi],[Enable SSPI])
3071 AC_HELP_STRING([--disable-sspi],[Disable SSPI]),
3072 [ case "$enableval" in
3074 if test "$ac_cv_native_windows" = "yes"; then
3076 AC_DEFINE(USE_WINDOWS_SSPI, 1, [to enable SSPI support])
3077 AC_SUBST(USE_WINDOWS_SSPI, [1])
3078 curl_sspi_msg="enabled"
3081 AC_MSG_WARN([--enable-sspi Ignored. Only supported on native Windows builds.])
3085 if test "x$WINSSL_ENABLED" = "x1"; then
3086 # --with-winssl implies --enable-sspi
3093 if test "x$WINSSL_ENABLED" = "x1"; then
3094 # --with-winssl implies --enable-sspi
3101 dnl ************************************************************
3102 dnl disable cryptographic authentication
3104 AC_MSG_CHECKING([whether to enable cryptographic authentication methods])
3105 AC_ARG_ENABLE(crypto-auth,
3106 AC_HELP_STRING([--enable-crypto-auth],[Enable cryptographic authentication])
3107 AC_HELP_STRING([--disable-crypto-auth],[Disable cryptographic authentication]),
3108 [ case "$enableval" in
3111 AC_DEFINE(CURL_DISABLE_CRYPTO_AUTH, 1, [to disable cryptographic authentication])
3113 *) AC_MSG_RESULT(yes)
3119 CURL_CHECK_OPTION_NTLM_WB
3123 dnl ************************************************************
3124 dnl disable TLS-SRP authentication
3126 AC_MSG_CHECKING([whether to enable TLS-SRP authentication])
3127 AC_ARG_ENABLE(tls-srp,
3128 AC_HELP_STRING([--enable-tls-srp],[Enable TLS-SRP authentication])
3129 AC_HELP_STRING([--disable-tls-srp],[Disable TLS-SRP authentication]),
3130 [ case "$enableval" in
3133 AC_DEFINE(CURL_DISABLE_TLS_SRP, 1, [to disable TLS-SRP authentication])
3136 *) AC_MSG_RESULT(yes)
3144 if test "$want_tls_srp" = "yes" && ( test "x$HAVE_GNUTLS_SRP" = "x1" || test "x$HAVE_SSLEAY_SRP" = "x1") ; then
3145 AC_DEFINE(USE_TLS_SRP, 1, [Use TLS-SRP authentication])
3147 curl_tls_srp_msg="enabled"
3150 dnl ************************************************************
3151 dnl disable cookies support
3153 AC_MSG_CHECKING([whether to enable support for cookies])
3154 AC_ARG_ENABLE(cookies,
3155 AC_HELP_STRING([--enable-cookies],[Enable cookies support])
3156 AC_HELP_STRING([--disable-cookies],[Disable cookies support]),
3157 [ case "$enableval" in
3160 AC_DEFINE(CURL_DISABLE_COOKIES, 1, [to disable cookies support])
3162 *) AC_MSG_RESULT(yes)
3168 dnl ************************************************************
3169 dnl hiding of library internal symbols
3171 CURL_CONFIGURE_SYMBOL_HIDING
3173 dnl ************************************************************
3174 dnl enforce SONAME bump
3177 AC_MSG_CHECKING([whether to enforce SONAME bump])
3178 AC_ARG_ENABLE(soname-bump,
3179 AC_HELP_STRING([--enable-soname-bump],[Enable enforced SONAME bump])
3180 AC_HELP_STRING([--disable-soname-bump],[Disable enforced SONAME bump]),
3181 [ case "$enableval" in
3182 yes) AC_MSG_RESULT(yes)
3189 AC_MSG_RESULT($soname_bump)
3191 AM_CONDITIONAL(SONAME_BUMP, test x$soname_bump = xyes)
3194 dnl ************************************************************
3195 if test ! -z "$winsock_LIB"; then
3197 dnl If ws2_32 is wanted, make sure it is the _last_ lib in LIBS (makes
3198 dnl things work when built with c-ares). But we can't just move it last
3199 dnl since then other stuff (SSL) won't build. So we simply append it to the
3202 LIBS="$LIBS $winsock_LIB"
3203 TEST_SERVER_LIBS="$TEST_SERVER_LIBS $winsock_LIB"
3208 dnl All the library dependencies put into $LIB apply to libcurl only.
3209 dnl Those in $CURL_LIBS apply to the curl command-line client only.
3210 dnl Those in $TEST_SERVER_LIBS apply to test servers only.
3211 dnl Those in $ALL_LIBS apply to all targets, including test targets.
3215 AC_SUBST(LIBCURL_LIBS)
3217 AC_SUBST(TEST_SERVER_LIBS)
3218 AC_SUBST(CURL_NETWORK_LIBS)
3219 LIBS=$ALL_LIBS dnl LIBS is a magic variable that's used for every link
3221 AM_CONDITIONAL(CROSSCOMPILING, test x$cross_compiling = xyes)
3224 ENABLE_SHARED="$enable_shared"
3225 AC_SUBST(ENABLE_SHARED)
3228 dnl For keeping supported features and protocols also in pkg-config file
3229 dnl since it is more cross-compile friendly than curl-config
3232 if test "x$USE_SSLEAY" = "x1"; then
3233 SUPPORT_FEATURES="$SUPPORT_FEATURES SSL"
3234 elif test -n "$SSL_ENABLED"; then
3235 SUPPORT_FEATURES="$SUPPORT_FEATURES SSL"
3237 if test "@KRB4_ENABLED@" = "x1"; then
3238 SUPPORT_FEATURES="$SUPPORT_FEATURES KRB4"
3240 if test "x$IPV6_ENABLED" = "x1"; then
3241 SUPPORT_FEATURES="$SUPPORT_FEATURES IPv6"
3243 if test "x$HAVE_LIBZ" = "x1"; then
3244 SUPPORT_FEATURES="$SUPPORT_FEATURES libz"
3246 if test "x$USE_ARES" = "x1" -o "x$USE_THREADS_POSIX" = "x1"; then
3247 SUPPORT_FEATURES="$SUPPORT_FEATURES AsynchDNS"
3249 if test "x$IDN_ENABLED" = "x1"; then
3250 SUPPORT_FEATURES="$SUPPORT_FEATURES IDN"
3252 if test "x$USE_WINDOWS_SSPI" = "x1"; then
3253 SUPPORT_FEATURES="$SUPPORT_FEATURES SSPI"
3255 if test "x$CURL_DISABLE_HTTP" != "x1"; then
3256 if test "x$USE_SSLEAY" = "x1" -o "x$USE_WINDOWS_SSPI" = "x1" \
3257 -o "x$GNUTLS_ENABLED" = "x1" -o "x$NSS_ENABLED" = "x1"; then
3258 SUPPORT_FEATURES="$SUPPORT_FEATURES NTLM"
3259 if test "x$NTLM_WB_ENABLED" = "x1"; then
3260 SUPPORT_FEATURES="$SUPPORT_FEATURES NTLM_WB"
3264 if test "x$USE_TLS_SRP" = "x1"; then
3265 SUPPORT_FEATURES="$SUPPORT_FEATURES TLS-SRP"
3268 AC_SUBST(SUPPORT_FEATURES)
3270 dnl For supported protocols in pkg-config file
3271 if test "x$CURL_DISABLE_HTTP" != "x1"; then
3272 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS HTTP"
3273 if test "x$SSL_ENABLED" = "x1"; then
3274 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS HTTPS"
3277 if test "x$CURL_DISABLE_FTP" != "x1"; then
3278 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS FTP"
3279 if test "x$SSL_ENABLED" = "x1"; then
3280 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS FTPS"
3283 if test "x$CURL_DISABLE_FILE" != "x1"; then
3284 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS FILE"
3286 if test "x$CURL_DISABLE_TELNET" != "x1"; then
3287 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS TELNET"
3289 if test "x$CURL_DISABLE_LDAP" != "x1"; then
3290 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS LDAP"
3291 if test "x$CURL_DISABLE_LDAPS" != "x1"; then
3292 if (test "x$USE_OPENLDAP" = "x1" && test "x$SSL_ENABLED" = "x1") ||
3293 (test "x$USE_OPENLDAP" != "x1" && test "x$HAVE_LDAP_SSL" = "x1"); then
3294 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS LDAPS"
3298 if test "x$CURL_DISABLE_DICT" != "x1"; then
3299 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS DICT"
3301 if test "x$CURL_DISABLE_TFTP" != "x1"; then
3302 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS TFTP"
3304 if test "x$CURL_DISABLE_GOPHER" != "x1"; then
3305 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS GOPHER"
3307 if test "x$CURL_DISABLE_POP3" != "x1"; then
3308 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS POP3"
3309 if test "x$SSL_ENABLED" = "x1"; then
3310 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS POP3S"
3313 if test "x$CURL_DISABLE_IMAP" != "x1"; then
3314 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS IMAP"
3315 if test "x$SSL_ENABLED" = "x1"; then
3316 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS IMAPS"
3319 if test "x$CURL_DISABLE_SMTP" != "x1"; then
3320 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS SMTP"
3321 if test "x$SSL_ENABLED" = "x1"; then
3322 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS SMTPS"
3325 if test "x$USE_LIBSSH2" = "x1"; then
3326 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS SCP"
3327 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS SFTP"
3329 if test "x$CURL_DISABLE_RTSP" != "x1"; then
3330 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS RTSP"
3332 if test "x$USE_LIBRTMP" = "x1"; then
3333 SUPPORT_PROTOCOLS="$SUPPORT_PROTOCOLS RTMP"
3336 dnl replace spaces with newlines
3338 dnl replace the newlines back to spaces
3339 SUPPORT_PROTOCOLS=`echo $SUPPORT_PROTOCOLS | tr ' ' '\012' | sort | tr '\012' ' '`
3341 AC_SUBST(SUPPORT_PROTOCOLS)
3343 dnl squeeze whitespace out of some variables
3352 squeeze LIBCURL_LIBS
3353 squeeze TEST_SERVER_LIBS
3354 squeeze CURL_NETWORK_LIBS
3356 squeeze SUPPORT_FEATURES
3357 squeeze SUPPORT_PROTOCOLS
3359 if test "x$want_curldebug_assumed" = "xyes" &&
3360 test "x$want_curldebug" = "xyes" && test "x$USE_ARES" = "x1"; then
3361 ac_configure_args="$ac_configure_args --enable-curldebug"
3364 AC_CONFIG_FILES([Makefile \
3366 docs/examples/Makefile \
3367 docs/libcurl/Makefile \
3369 include/curl/Makefile \
3374 tests/data/Makefile \
3375 tests/server/Makefile \
3376 tests/libtest/Makefile \
3377 tests/unit/Makefile \
3379 packages/Win32/Makefile \
3380 packages/Win32/cygwin/Makefile \
3381 packages/Linux/Makefile \
3382 packages/Linux/RPM/Makefile \
3383 packages/Linux/RPM/curl.spec \
3384 packages/Linux/RPM/curl-ssl.spec \
3385 packages/Solaris/Makefile \
3386 packages/EPM/curl.list \
3387 packages/EPM/Makefile \
3388 packages/vms/Makefile \
3389 packages/AIX/Makefile \
3390 packages/AIX/RPM/Makefile \
3391 packages/AIX/RPM/curl.spec \
3397 CURL_GENERATE_CONFIGUREHELP_PM
3399 AC_MSG_NOTICE([Configured to build curl/libcurl:
3401 curl version: ${CURLVERSION}
3403 Install prefix: ${prefix}
3405 SSL support: ${curl_ssl_msg}
3406 SSH support: ${curl_ssh_msg}
3407 zlib support: ${curl_zlib_msg}
3408 krb4 support: ${curl_krb4_msg}
3409 GSSAPI support: ${curl_gss_msg}
3410 SPNEGO support: ${curl_spnego_msg}
3411 TLS-SRP support: ${curl_tls_srp_msg}
3412 resolver: ${curl_res_msg}
3413 ipv6 support: ${curl_ipv6_msg}
3414 IDN support: ${curl_idn_msg}
3415 Build libcurl: Shared=${enable_shared}, Static=${enable_static}
3416 Built-in manual: ${curl_manual_msg}
3417 --libcurl option: ${curl_libcurl_msg}
3418 Verbose errors: ${curl_verbose_msg}
3419 SSPI support: ${curl_sspi_msg}
3420 ca cert bundle: ${ca}
3421 ca cert path: ${capath}
3422 LDAP support: ${curl_ldap_msg}
3423 LDAPS support: ${curl_ldaps_msg}
3424 RTSP support: ${curl_rtsp_msg}
3425 RTMP support: ${curl_rtmp_msg}
3426 metalink support: ${curl_mtlnk_msg}
3427 Protocols: ${SUPPORT_PROTOCOLS}
3430 if test "x$soname_bump" = "xyes"; then
3433 SONAME bump: yes - WARNING: this library will be built with the SONAME
3434 number bumped due to (a detected) ABI breakage.
3435 See lib/README.curl_off_t for details on this.