From eb6b73540d1ee7ff5a6874dd0e35f9b30b68e3b8 Mon Sep 17 00:00:00 2001 From: fanquake Date: Thu, 25 Jun 2020 10:25:23 +0800 Subject: [PATCH] build: pass _WIN32_WINNT=0x0601 when building libevent for Windows This enables of the use of AI_* definitions in the Windows headers, specifically AI_ADDRCONFIG, which fixes an issue with libevent and ipv6 on Windows. It also aligns with what we define in configure when building Core. --- depends/packages/libevent.mk | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/depends/packages/libevent.mk b/depends/packages/libevent.mk index ffdd57642..1cd5a1749 100644 --- a/depends/packages/libevent.mk +++ b/depends/packages/libevent.mk @@ -10,12 +10,16 @@ define $(package)_preprocess_cmds ./autogen.sh endef +# When building for Windows, we set _WIN32_WINNT to target the same Windows +# version as we do in configure. Due to quirks in libevents build system, this +# is also required to enable support for ipv6. See #19375. define $(package)_set_vars $(package)_config_opts=--disable-shared --disable-openssl --disable-libevent-regress --disable-samples $(package)_config_opts += --disable-dependency-tracking --enable-option-checking $(package)_config_opts_release=--disable-debug-mode $(package)_config_opts_linux=--with-pic $(package)_config_opts_android=--with-pic + $(package)_cppflags_mingw32=-D_WIN32_WINNT=0x0601 endef define $(package)_config_cmds