[Buildroot] [PATCH v2, 2/6] wireshark: add libxml2 optional dependency

[Fabrice Fontaine]

Optional dependency to libxml2 has been added with version 2.4.0 and
https://github.com/wireshark/wireshark/commit/cfab5ef035db7be8502623af203ab3494a9200e3

Signed-off-by: Fabrice Fontaine <fontaine.fabrice at gmail.com>
---
Changes v1 -> v2:
 - Drop all new dependencies in the first patch of the serie

 package/wireshark/wireshark.mk | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/package/wireshark/wireshark.mk b/package/wireshark/wireshark.mk
index 714191761e..330ce59580 100644
--- a/package/wireshark/wireshark.mk
+++ b/package/wireshark/wireshark.mk
@@ -17,7 +17,6 @@ WIRESHARK_CONF_ENV = \
 WIRESHARK_CONF_OPTS = \
 	--enable-static=no \
 	--without-bcg729 \
-	--without-libxml2 \
 	--without-lz4 \
 	--without-nghttp2 \
 	--without-snappy \
@@ -96,6 +95,13 @@ else
 WIRESHARK_CONF_OPTS += --without-libssh
 endif
 
+ifeq ($(BR2_PACKAGE_LIBXML2),y)
+WIRESHARK_CONF_OPTS += --with-libxml2
+WIRESHARK_DEPENDENCIES += libxml2
+else
+WIRESHARK_CONF_OPTS += --without-libxml2
+endif
+
 # no support for lua53 yet
 ifeq ($(BR2_PACKAGE_LUA_5_1)$(BR2_PACKAGE_LUA_5_2),y)
 WIRESHARK_CONF_OPTS += --with-lua
-- 
2.17.1