dev-cpp/libcmis: Fix build with dev-libs/libxml2-2.12.0

Closes: https://bugs.gentoo.org/917523
Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>

dev-cpp/libcmis/files/libcmis-0.6.2-libxml2-2.12.patch

@@ -0,0 +1,26 @@
+From 72618e63433c7243e4d9e79a638f19a09402eecc Mon Sep 17 00:00:00 2001
+From: Andreas Sturmlechner <asturm@gentoo.org>
+Date: Tue, 21 Nov 2023 23:10:07 +0100
+Subject: [PATCH] Fix build with libxml2-2.12 (missing include)
+
+See also: https://github.com/tdf/libcmis/issues/51
+Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>
+---
+ inc/libcmis/xml-utils.hxx | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/inc/libcmis/xml-utils.hxx b/inc/libcmis/xml-utils.hxx
+index 929385e..9bd99ae 100644
+--- a/inc/libcmis/xml-utils.hxx
++++ b/inc/libcmis/xml-utils.hxx
+@@ -34,6 +34,7 @@
+ #include <string>
+ 
+ #include <boost/date_time.hpp>
++#include <libxml/parser.h>
+ #include <libxml/tree.h>
+ #include <libxml/xpathInternals.h>
+ #include <libxml/xmlwriter.h>
+-- 
+2.43.0
+

dev-cpp/libcmis/libcmis-0.6.2.ebuild

@@ -41,6 +41,9 @@ BDEPEND="
 	)
 "
 
+# https://github.com/tdf/libcmis/pull/52
+PATCHES=( "${FILESDIR}/${P}-libxml2-2.12.patch" ) # bug 917523
+
 src_prepare() {
 	default
 	eautoreconf