+dnl ------ Open SSL
+openssl=no
+AC_ARG_WITH(openssl, [ --with-openssl[=DIR] OpenSSL library in DIR], [openssl=$withval])
+AC_SUBST(SSL_CFLAGS)
+AC_SUBST(SSL_LIBS)
+AC_SUBST(SSL_DEFS)
+USE_SSL=0
+SSL_CFLAGS=""
+SSL_LIBS=""
+SSL_DEFS=""
+if test "$openssl" != "no"; then
+ xLIBS="$LIBS";
+ xCFLAGS="$CFLAGS";
+ if test "$openssl" != "yes"; then
+ SSL_CFLAGS="-I$openssl/include -I$openssl/include/openssl"
+ SSL_LIBS="-L$openssl/lib"
+ CFLAGS="$SSL_CFLAGS $CFLAGS"
+ LIBS="$SSL_LIBS $LIBS"
+ fi
+ AC_CHECK_LIB(crypto, main,[SSL_LIBS="$SSL_LIBS -lcrypto"])
+ LIBS="$LIBS $SSL_LIBS"
+ AC_CHECK_LIB(ssl, SSL_new)
+ if test "$ac_cv_lib_ssl_SSL_new" = "yes"; then
+ SSL_LIBS="$SSL_LIBS -lssl"
+ AC_CHECK_HEADER(openssl/ssl.h,[SSL_DEFS="-DHAVE_OPENSSL_SSL_H=1"; USE_SSL=1])
+ else
+ SSL_LIBS=""
+ fi
+ LIBS="$xLIBS"
+ CFLAGS="$xCFLAGS"
+fi
+AM_CONDITIONAL(ISSSL, test $USE_SSL = "1")
+dnl
+dnl ------ GNU Readline
+READLINE_SHARED_LIBADD=""
+AC_CHECK_LIB(ncurses, tgetent, [READLINE_SHARED_LIBADD="-lncurses"],
+ AC_CHECK_LIB(termcap, tgetent, [READLINE_SHARED_LIBADD="-ltermcap"])
+)
+READLINE_LIBS=""
+AC_CHECK_LIB(readline, readline, [READLINE_LIBS="$READLINE_LIBS -lreadline $READLINE_SHARED_LIBADD"],,$READLINE_SHARED_LIBADD)
+AC_CHECK_LIB(history, add_history, [READLINE_LIBS="$READLINE_LIBS -lhistory"])
+if test "$ac_cv_lib_readline_readline" = "yes"; then
+ AC_CHECK_HEADERS(readline/readline.h readline/history.h)
+ xLIBS=$LIBS
+ LIBS="$LIBS $READLINE_LIBS"
+ AC_TRY_LINK([
+ #include <stdio.h>
+ #include <readline/readline.h>
+ ],[
+ static void f()
+ {
+ rl_attempted_completion_over = 0;
+ }
+ ],AC_DEFINE(HAVE_READLINE_COMPLETION_OVER))
+ AC_TRY_LINK([
+ #include <stdio.h>
+ #include <readline/readline.h>
+ ],[
+ static void f()
+ {
+ rl_completion_matches (0, 0);
+ }
+ ],AC_DEFINE(HAVE_READLINE_RL_COMPLETION_MATCHES))
+ LIBS=$xLIBS
+fi
+dnl ------ iconv
+AC_ARG_WITH(iconv, [ --with-iconv[=DIR] iconv library in DIR])
+if test "$with_iconv" != "no"; then
+ AC_MSG_CHECKING(for iconv)
+ oldLIBS="$LIBS"
+ oldCPPFLAGS="${CPPFLAGS}"
+ if test "$with_iconv" != "yes" -a "$with_iconv" != ""; then
+ LIBS="$LIBS -L${with_iconv}/lib"
+ CPPFLAGS="${CPPFLAGS} -I${with_iconv}/include"
+ fi
+ AC_TRY_LINK([
+ #include <iconv.h>
+ ],[
+ static void f() {iconv_t t = iconv_open("", ""); }
+ ],[
+ AC_DEFINE(HAVE_ICONV_H)
+ AC_MSG_RESULT(yes)
+ ],[
+ LIBS="$LIBS -liconv"
+ AC_TRY_LINK([
+ #include <iconv.h>
+ ],[
+ static void f() {iconv_t t = iconv_open("", ""); }
+ ],[
+ AC_DEFINE(HAVE_ICONV_H)
+ AC_MSG_RESULT(yes)
+ ],[
+ LIBS="$oldLIBS"
+ CPPFLAGS="$oldCPPFLAGS"
+ AC_MSG_RESULT(no)
+ ])
+ ])
+fi
+dnl ------ various functions
+AC_CHECK_FUNCS(vsnprintf gettimeofday poll)
+if test "$ac_cv_func_poll" = "yes"; then
+ AC_CHECK_HEADERS(sys/poll.h)
+fi
+dnl ------ socklen_t
+AC_MSG_CHECKING([for socklen_t])
+AC_CACHE_VAL(ac_cv_check_socklen_t,[ac_cv_check_socklen_t=''
+ AC_TRY_COMPILE([
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ extern accept(int, struct sockaddr *, socklen_t *);
+ ],,[ac_cv_check_socklen_t=socklen_t],[
+ AC_TRY_COMPILE([
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ extern accept(int, struct sockaddr *, size_t t *);
+ ],,[ac_cv_check_socklen_t=size_t],[ac_cv_check_socklen_t=int])
+ ])
+])
+AC_MSG_RESULT($ac_cv_check_socklen_t)
+AC_DEFINE_UNQUOTED(YAZ_SOCKLEN_T,$ac_cv_check_socklen_t)
+dnl
+dnl ------ tcpd
+AC_ARG_ENABLE(tcpd,[ --enable-tcpd[=PREFIX] enable TCP wrapper for server if available])
+if test "$enable_tcpd" != ""; then
+ oldLibs=$LIBS
+ oldCPPFLAGS=$CPPFLAGS
+ if test "$enable_tcpd" != "yes"; then
+ LIBS="$LIBS -L$enable_tcpd/lib"
+ CPPFLAGS="$CPPFLAGS -I$enable_tcpd/include"
+ fi
+ AC_MSG_CHECKING(for working tcpd.h)
+ LIBS="$LIBS -lwrap -lnsl"
+ AC_TRY_LINK([#include <syslog.h>
+#include <tcpd.h>
+ int allow_severity = LOG_INFO;
+ int deny_severity = LOG_WARNING;],
+ [struct request_info request_info; int i;
+ i = hosts_access(&request_info);],
+ tcpd_ok=1, tcpd_ok=0)
+ if test "$tcpd_ok" = "0"; then
+ AC_MSG_RESULT(no)
+ LIBS=$oldLibs
+ CPPFLAGS=$oldCPPFLAGS
+ else
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_TCPD_H)
+ fi
+fi
+dnl