mirror of https://github.com/getdnsapi/getdns.git
Add detection of TFO support during configure
This commit is contained in:
saradickinson
parent
9d7d9997df
commit
0680e1144f
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@ -1754,6 +1754,52 @@ $as_echo "$ac_res" >&6; }
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} # ac_fn_c_check_func
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# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
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# ---------------------------------------------
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# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
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# accordingly.
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ac_fn_c_check_decl ()
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{
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as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
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as_decl_name=`echo $2|sed 's/ *(.*//'`
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as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
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$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
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if eval \${$3+:} false; then :
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$as_echo_n "(cached) " >&6
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else
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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$4
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int
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main ()
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{
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#ifndef $as_decl_name
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#ifdef __cplusplus
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(void) $as_decl_use;
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#else
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(void) $as_decl_name;
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#endif
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#endif
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;
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return 0;
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}
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_ACEOF
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if ac_fn_c_try_compile "$LINENO"; then :
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eval "$3=yes"
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else
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eval "$3=no"
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fi
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rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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fi
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eval ac_res=\$$3
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
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$as_echo "$ac_res" >&6; }
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eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
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} # ac_fn_c_check_decl
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# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
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# -------------------------------------------
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# Tests whether TYPE exists after having included INCLUDES, setting cache
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@ -10797,9 +10843,16 @@ fi
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case "$enable_tcp_fastopen" in
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yes)
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# TODO: Check if it is available (linux only)
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{ $as_echo "$as_me:${as_lineno-$LINENO}: TCP Fast Open enabled" >&5
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$as_echo "$as_me: TCP Fast Open enabled" >&6;}
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ac_fn_c_check_decl "$LINENO" "MSG_FASTOPEN" "ac_cv_have_decl_MSG_FASTOPEN" "$ac_includes_default
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#include <sys/socket.h>
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"
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if test "x$ac_cv_have_decl_MSG_FASTOPEN" = xyes; then :
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else
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as_fn_error $? "TCP Fast Open is not available: please rerun without --enable-tcp-fastopen" "$LINENO" 5
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fi
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cat >>confdefs.h <<_ACEOF
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#define USE_TCP_FASTOPEN 1
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@ -10807,8 +10860,6 @@ _ACEOF
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;;
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no|*)
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{ $as_echo "$as_me:${as_lineno-$LINENO}: TCP Fast Open not enabled" >&5
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$as_echo "$as_me: TCP Fast Open not enabled" >&6;}
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;;
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esac
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@ -82,12 +82,12 @@ ACX_ARG_RPATH
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AC_ARG_ENABLE(tcp-fastopen, AC_HELP_STRING([--enable-tcp-fastopen], [Enable TCP Fast Open]))
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case "$enable_tcp_fastopen" in
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yes)
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# TODO: Check if it is available (linux only)
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AC_MSG_NOTICE([TCP Fast Open enabled])
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AC_CHECK_DECL([MSG_FASTOPEN], [], [AC_MSG_ERROR([TCP Fast Open is not available: please rerun without --enable-tcp-fastopen])], [AC_INCLUDES_DEFAULT
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#include <sys/socket.h>
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])
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AC_DEFINE_UNQUOTED([USE_TCP_FASTOPEN], [1], [Define this to enable TCP fast open.])
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;;
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no|*)
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AC_MSG_NOTICE([TCP Fast Open not enabled])
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;;
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esac
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@ -802,7 +802,7 @@ stub_tcp_write(int fd, getdns_tcp_state *tcp, getdns_network_req *netreq)
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/* We have an initialized packet buffer.
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* Lets see how much of it we can write
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*/
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#if defined (USE_TCP_FASTOPEN) && defined(MSG_FASTOPEN)
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#ifdef USE_TCP_FASTOPEN
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/* We use sendto() here which will do both a connect and send */
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written = sendto(fd, pkt, pkt_len + 2, MSG_FASTOPEN,
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(struct sockaddr *)&(netreq->upstream->addr),
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@ -1016,7 +1016,7 @@ priv_getdns_submit_stub_request(getdns_network_req *netreq)
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return GETDNS_RETURN_GENERIC_ERROR;
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getdns_sock_nonblock(netreq->fd);
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#if defined (USE_TCP_FASTOPEN) && defined(MSG_FASTOPEN)
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#ifdef USE_TCP_FASTOPEN
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/* Leave the connect to the later call to sendto() */
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#else
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if (connect(netreq->fd, (struct sockaddr *)&upstream->addr,
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@ -1047,9 +1047,10 @@ priv_getdns_submit_stub_request(getdns_network_req *netreq)
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return GETDNS_RETURN_GENERIC_ERROR;
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getdns_sock_nonblock(upstream->fd);
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#if defined (USE_TCP_FASTOPEN) && defined(MSG_FASTOPEN)
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#ifdef USE_TCP_FASTOPEN
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/* Leave the connect to the later call to sendto() */
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#else
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fprintf(stderr,"connecting");
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if (connect(upstream->fd,
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(struct sockaddr *)&upstream->addr,
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upstream->addr_len) == -1 && errno != EINPROGRESS){
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