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, [-], [a suitable curl mailing list => http://curl.haxx.se/mail/]) dnl configure script copyright AC_COPYRIGHT([Copyright (c) 1998 - 2004 Daniel Stenberg, 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 AC_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]) mimpure=no case $host in *-*-solaris2*) if test "$GCC" = "yes"; then mimpure="yes" fi ;; *) ;; esac AC_MSG_RESULT($mimpure) AM_CONDITIONAL(MIMPURE, test x$mimpure = xyes) AC_MSG_CHECKING([if we need _XOPEN_SOURCE defined to 500]) xopen=no case $host in mips-sgi-irix*) if test "$GCC" != "yes"; then xopen="yes" CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE=500" fi ;; *) ;; esac AC_MSG_RESULT($xopen) 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 $LIBS" AC_TRY_LINK([#include ], [gethostbyname("www.dummysite.com");], [ dnl worked! AC_MSG_RESULT([yes]) HAVE_GETHOSTBYNAME="1"], [ dnl failed, restore LIBS LIBS=$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 $LIBS" AC_TRY_LINK([#include #include ], [timeGetTime();], [ dnl worked! AC_MSG_RESULT([yes]) ], [ dnl failed, restore LIBS LIBS=$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 "$enableval" in no) AC_MSG_RESULT(no) ipv6=no ;; *) AC_MSG_RESULT(yes) ipv6=yes ;; esac ], AC_TRY_RUN([ /* is AF_INET6 available? */ #include #include main() { if (socket(AF_INET6, SOCK_STREAM, 0) < 0) exit(1); else exit(0); } ], AC_MSG_RESULT(yes) ipv6=yes, AC_MSG_RESULT(no) ipv6=no, AC_MSG_RESULT(no) ipv6=no )) if test "$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 -lcom_err -ldes $LIBS" dnl Check for function krb_get_our_ip_for_realm dnl this is needed for NAT networks AC_CHECK_FUNCS(krb_get_our_ip_for_realm) dnl add define KRB4 AC_DEFINE(HAVE_KRB4, 1, [if you have the Kerberos4 libraries (including -ldes)]) dnl substitute it too! KRB4_ENABLED=1 AC_SUBST(KRB4_ENABLED) curl_krb4_msg="enabled" dnl the krb4 stuff needs a strlcpy() AC_CHECK_FUNCS(strlcpy) ]) ]) else AC_MSG_RESULT(no) fi dnl ********************************************************************** dnl Check for FBopenssl(SPNEGO) libraries dnl ********************************************************************** AC_ARG_WITH(spnego, AC_HELP_STRING([--with-spnego=DIR], [Specify location of SPNEGO library fbopenssl]), [ SPNEGO_ROOT="$withval" 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 $LIBS" AC_TRY_LINK([#include #include ], [GdiFlush();], [ dnl worked! AC_MSG_RESULT([yes])], [ dnl failed, restore LIBS LIBS=$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 "$ipv6" != "yes"; then dnl dig around for gethostbyname_r() CURL_CHECK_GETHOSTBYNAME_R() dnl dig around for gethostbyaddr_r() dnl CURL_CHECK_GETHOSTBYADDR_R() fi dnl poke around for inet_ntoa_r() CURL_CHECK_INET_NTOA_R() dnl is there a localtime_r() CURL_CHECK_LOCALTIME_R() dnl is there a strerror_r() CURL_CHECK_STRERROR_R() AC_CHECK_FUNCS( gmtime_r ) fi dnl for recent AIX versions, we skip all the thread-safe checks above since dnl they claim a thread-safe libc using the standard API. But there are dnl some functions still not thread-safe. Check for these! dnl Let's hope this split URL remains working: dnl http://publibn.boulder.ibm.com/doc_link/en_US/a_doc_lib/aixprggd/ \ dnl genprogc/thread_quick_ref.htm if test "x$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 #endif #ifdef HAVE_SYS_TIME_H #include #endif #ifdef HAVE_SYS_SELECT_H #include #endif #ifdef HAVE_SYS_SOCKET_H #include #endif #ifdef HAVE_NETINET_IN_H #include #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 #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 ], [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 #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 /* 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} ])