AC_DEFUN([LIBCURL_CHECK_CONFIG],
[
AH_TEMPLATE([LIBCURL_FEATURE_SSL],[Defined if libcurl supports SSL])
AH_TEMPLATE([LIBCURL_FEATURE_KRB4],[Defined if libcurl supports KRB4])
AH_TEMPLATE([LIBCURL_FEATURE_IPV6],[Defined if libcurl supports IPv6])
AH_TEMPLATE([LIBCURL_FEATURE_LIBZ],[Defined if libcurl supports libz])
AH_TEMPLATE([LIBCURL_FEATURE_ASYNCHDNS],[Defined if libcurl supports AsynchDNS])
AH_TEMPLATE([LIBCURL_FEATURE_IDN],[Defined if libcurl supports IDN])
AH_TEMPLATE([LIBCURL_FEATURE_SSPI],[Defined if libcurl supports SSPI])
AH_TEMPLATE([LIBCURL_FEATURE_NTLM],[Defined if libcurl supports NTLM])
AH_TEMPLATE([LIBCURL_PROTOCOL_HTTP],[Defined if libcurl supports HTTP])
AH_TEMPLATE([LIBCURL_PROTOCOL_HTTPS],[Defined if libcurl supports HTTPS])
AH_TEMPLATE([LIBCURL_PROTOCOL_FTP],[Defined if libcurl supports FTP])
AH_TEMPLATE([LIBCURL_PROTOCOL_FTPS],[Defined if libcurl supports FTPS])
AH_TEMPLATE([LIBCURL_PROTOCOL_FILE],[Defined if libcurl supports FILE])
AH_TEMPLATE([LIBCURL_PROTOCOL_TELNET],[Defined if libcurl supports TELNET])
AH_TEMPLATE([LIBCURL_PROTOCOL_LDAP],[Defined if libcurl supports LDAP])
AH_TEMPLATE([LIBCURL_PROTOCOL_DICT],[Defined if libcurl supports DICT])
AH_TEMPLATE([LIBCURL_PROTOCOL_TFTP],[Defined if libcurl supports TFTP])
AH_TEMPLATE([LIBCURL_PROTOCOL_RTSP],[Defined if libcurl supports RTSP])
AH_TEMPLATE([LIBCURL_PROTOCOL_POP3],[Defined if libcurl supports POP3])
AH_TEMPLATE([LIBCURL_PROTOCOL_IMAP],[Defined if libcurl supports IMAP])
AH_TEMPLATE([LIBCURL_PROTOCOL_SMTP],[Defined if libcurl supports SMTP])
AC_ARG_WITH(libcurl,
AS_HELP_STRING([--with-libcurl=PREFIX],[look for the curl library in PREFIX/lib and headers in PREFIX/include]),
[_libcurl_with=$withval],[_libcurl_with=ifelse([$1],,[yes],[$1])])
if test "$_libcurl_with" != "no" ; then
AC_PROG_AWK
_libcurl_version_parse="eval $AWK '{split(\$NF,A,\".\"); X=256*256*A[[1]]+256*A[[2]]+A[[3]]; print X;}'"
_libcurl_try_link=yes
if test -d "$_libcurl_with" ; then
LIBCURL_CPPFLAGS="-I$withval/include"
_libcurl_ldflags="-L$withval/lib"
AC_PATH_PROG([_libcurl_config],[curl-config],[],
["$withval/bin"])
else
AC_PATH_PROG([_libcurl_config],[curl-config],[],[$PATH])
fi
if test x$_libcurl_config != "x" ; then
AC_CACHE_CHECK([for the version of libcurl],
[libcurl_cv_lib_curl_version],
[libcurl_cv_lib_curl_version=`$_libcurl_config --version | $AWK '{print $[]2}'`])
_libcurl_version=`echo $libcurl_cv_lib_curl_version | $_libcurl_version_parse`
_libcurl_wanted=`echo ifelse([$2],,[0],[$2]) | $_libcurl_version_parse`
if test $_libcurl_wanted -gt 0 ; then
AC_CACHE_CHECK([for libcurl >= version $2],
[libcurl_cv_lib_version_ok],
[
if test $_libcurl_version -ge $_libcurl_wanted ; then
libcurl_cv_lib_version_ok=yes
else
libcurl_cv_lib_version_ok=no
fi
])
fi
if test $_libcurl_wanted -eq 0 || test x$libcurl_cv_lib_version_ok = xyes ; then
if test x"$LIBCURL_CPPFLAGS" = "x" ; then
LIBCURL_CPPFLAGS=`$_libcurl_config --cflags`
fi
if test x"$LIBCURL" = "x" ; then
LIBCURL=`$_libcurl_config --libs`
case "${host}" in
powerpc-apple-darwin7*)
LIBCURL=`echo $LIBCURL | sed -e 's|-arch i386||g'`
;;
esac
fi
_libcurl_features=`$_libcurl_config --feature`
if test $_libcurl_version -ge 461828 ; then
_libcurl_protocols=`$_libcurl_config --protocols`
fi
else
_libcurl_try_link=no
fi
unset _libcurl_wanted
fi
if test $_libcurl_try_link = yes ; then
LIBCURL=${LIBCURL-"$_libcurl_ldflags -lcurl"}
AC_CACHE_CHECK([whether libcurl is usable],
[libcurl_cv_lib_curl_usable],
[
_libcurl_save_cppflags=$CPPFLAGS
CPPFLAGS="$LIBCURL_CPPFLAGS $CPPFLAGS"
_libcurl_save_libs=$LIBS
LIBS="$LIBCURL $LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[/* Try and use a few common options to force a failure if we are
missing symbols or can't link. */
int x;
curl_easy_setopt(NULL,CURLOPT_URL,NULL);
x=CURL_ERROR_SIZE;
x=CURLOPT_WRITEFUNCTION;
x=CURLOPT_WRITEDATA;
x=CURLOPT_ERRORBUFFER;
x=CURLOPT_STDERR;
x=CURLOPT_VERBOSE;
if (x) {;}
]])],libcurl_cv_lib_curl_usable=yes,libcurl_cv_lib_curl_usable=no)
CPPFLAGS=$_libcurl_save_cppflags
LIBS=$_libcurl_save_libs
unset _libcurl_save_cppflags
unset _libcurl_save_libs
])
if test $libcurl_cv_lib_curl_usable = yes ; then
_libcurl_save_cppflags=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $LIBCURL_CPPFLAGS"
_libcurl_save_libs=$LIBS
LIBS="$LIBS $LIBCURL"
AC_CHECK_FUNC(curl_free,,
AC_DEFINE(curl_free,free,
[Define curl_free() as free() if our version of curl lacks curl_free.]))
CPPFLAGS=$_libcurl_save_cppflags
LIBS=$_libcurl_save_libs
unset _libcurl_save_cppflags
unset _libcurl_save_libs
AC_DEFINE(HAVE_LIBCURL,1,
[Define to 1 if you have a functional curl library.])
AC_SUBST(LIBCURL_CPPFLAGS)
AC_SUBST(LIBCURL)
for _libcurl_feature in $_libcurl_features ; do
AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_feature_$_libcurl_feature),[1])
eval AS_TR_SH(libcurl_feature_$_libcurl_feature)=yes
done
if test "x$_libcurl_protocols" = "x" ; then
_libcurl_protocols="HTTP FTP FILE TELNET LDAP DICT TFTP"
if test x$libcurl_feature_SSL = xyes ; then
_libcurl_protocols="$_libcurl_protocols HTTPS"
if test $_libcurl_version -ge 461568; then
_libcurl_protocols="$_libcurl_protocols FTPS"
fi
fi
if test $_libcurl_version -ge 463872; then
_libcurl_protocols="$_libcurl_protocols RTSP IMAP POP3 SMTP"
fi
fi
for _libcurl_protocol in $_libcurl_protocols ; do
AC_DEFINE_UNQUOTED(AS_TR_CPP(libcurl_protocol_$_libcurl_protocol),[1])
eval AS_TR_SH(libcurl_protocol_$_libcurl_protocol)=yes
done
else
unset LIBCURL
unset LIBCURL_CPPFLAGS
fi
fi
unset _libcurl_try_link
unset _libcurl_version_parse
unset _libcurl_config
unset _libcurl_feature
unset _libcurl_features
unset _libcurl_protocol
unset _libcurl_protocols
unset _libcurl_version
unset _libcurl_ldflags
fi
if test x$_libcurl_with = xno || test x$libcurl_cv_lib_curl_usable != xyes ; then
ifelse([$4],,:,[$4])
else
ifelse([$3],,:,[$3])
fi
unset _libcurl_with
])