diff --git a/Misc/NEWS b/Misc/NEWS index 21215cb414b..8ada15ad709 100644 --- a/Misc/NEWS +++ b/Misc/NEWS @@ -821,6 +821,8 @@ Tests Build ----- +- Issue #16836: Enable IPv6 support even if IPv6 is disabled on the build host. + - Issue #16593: Have BSD 'make -s' do the right thing, thanks to Daniel Shahaf - Issue #16262: fix out-of-src-tree builds, if mercurial is not installed. diff --git a/configure b/configure index c4ff7242f00..1f00599154c 100755 --- a/configure +++ b/configure @@ -9103,28 +9103,20 @@ $as_echo "yes" >&6; } esac else - if test "$cross_compiling" = yes; then : - - { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5 -$as_echo "no" >&6; } - ipv6=no - -else cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ /* AF_INET6 available check */ #include #include -main() +int +main () { - if (socket(AF_INET6, SOCK_STREAM, 0) < 0) - exit(1); - else - exit(0); +int domain = AF_INET6; + ; + return 0; } - _ACEOF -if ac_fn_c_try_run "$LINENO"; then : +if ac_fn_c_try_compile "$LINENO"; then : { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 $as_echo "yes" >&6; } @@ -9137,10 +9129,7 @@ $as_echo "no" >&6; } ipv6=no fi -rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ - conftest.$ac_objext conftest.beam conftest.$ac_ext -fi - +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext if test "$ipv6" = "yes"; then { $as_echo "$as_me:${as_lineno-$LINENO}: checking if RFC2553 API is available" >&5 diff --git a/configure.ac b/configure.ac index ccb42d44cc2..5ae0d5add07 100644 --- a/configure.ac +++ b/configure.ac @@ -2346,25 +2346,15 @@ AC_ARG_ENABLE(ipv6, [ dnl the check does not work on cross compilation case... - AC_RUN_IFELSE([AC_LANG_SOURCE([[ /* AF_INET6 available check */ + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ /* AF_INET6 available check */ #include -#include -main() -{ - if (socket(AF_INET6, SOCK_STREAM, 0) < 0) - exit(1); - else - exit(0); -} -]])],[ +#include ]], +[[int domain = AF_INET6;]])],[ AC_MSG_RESULT(yes) ipv6=yes ],[ AC_MSG_RESULT(no) ipv6=no -],[ - AC_MSG_RESULT(no) - ipv6=no ]) if test "$ipv6" = "yes"; then