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File 0001-Upgrade-liborcus-to-0.16.0.patch of Package libreoffice

From 9ffb1f6ac0f11fd446fd0e84b8dc69898691b4d3 Mon Sep 17 00:00:00 2001
From: Kohei Yoshida <kohei@libreoffice.org>
Date: Wed, 9 Sep 2020 21:23:48 -0400
Subject: [PATCH] Upgrade liborcus to 0.16.0.

Change-Id: Iae29fb26417dfc161698a81bee84e81545969065
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/102502
Tested-by: Jenkins
Reviewed-by: Kohei Yoshida <kohei@libreoffice.org>
---
 RepositoryExternal.mk                         |   4 +-
 configure.ac                                  |   2 +-
 download.lst                                  |   4 +-
 ...k-all-untentionally-unused-variables.patch | 376 ++++++++++++++++++
 external/liborcus/ExternalPackage_liborcus.mk |   8 +-
 external/liborcus/ExternalProject_liborcus.mk |   4 +-
 external/liborcus/Library_orcus-parser.mk     |   1 +
 external/liborcus/Library_orcus.mk            |   4 +
 external/liborcus/UnpackedTarball_liborcus.mk |   1 +
 .../liborcus/windows-constants-hack.patch     |   2 +-
 sc/source/filter/inc/orcusinterface.hxx       |  21 +-
 sc/source/filter/orcus/interface.cxx          |  82 ++--
 sc/source/filter/orcus/xmlcontext.cxx         |   7 +-
 sc/source/ui/xmlsource/xmlsourcedlg.cxx       |   6 +-
 14 files changed, 475 insertions(+), 47 deletions(-)
 create mode 100644 external/liborcus/0001-Mark-all-untentionally-unused-variables.patch

diff --git a/RepositoryExternal.mk b/RepositoryExternal.mk
index 7f623ac..df765fa 100644
--- a/RepositoryExternal.mk
+++ b/RepositoryExternal.mk
@@ -3281,7 +3281,7 @@ $(call gb_LinkTarget_set_include,$(1),\
 )
 
 $(call gb_LinkTarget_add_libs,$(1),\
-       -L$(call gb_UnpackedTarball_get_dir,liborcus)/src/liborcus/.libs -lorcus-0.15 \
+       -L$(call gb_UnpackedTarball_get_dir,liborcus)/src/liborcus/.libs -lorcus-0.16 \
 )
 
 $(if $(SYSTEM_BOOST), \
@@ -3300,7 +3300,7 @@ $(call gb_LinkTarget_set_include,$(1),\
 )
 
 $(call gb_LinkTarget_add_libs,$(1),\
-	-L$(call gb_UnpackedTarball_get_dir,liborcus)/src/parser/.libs -lorcus-parser-0.15 \
+	-L$(call gb_UnpackedTarball_get_dir,liborcus)/src/parser/.libs -lorcus-parser-0.16 \
 )
 
 endef
diff --git a/configure.ac b/configure.ac
index ce14b54..36342b1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9827,7 +9827,7 @@ AC_SUBST(ENABLE_FUZZERS)
 dnl ===================================================================
 dnl Orcus
 dnl ===================================================================
-libo_CHECK_SYSTEM_MODULE([orcus],[ORCUS],[liborcus-0.15 >= 0.15.0])
+libo_CHECK_SYSTEM_MODULE([orcus],[ORCUS],[liborcus-0.16 >= 0.16.0])
 if test "$with_system_orcus" != "yes"; then
     if test "$SYSTEM_BOOST" = "TRUE"; then
         # ===========================================================
diff --git a/download.lst b/download.lst
index 6398a09..1f3b4b1 100644
--- a/download.lst
+++ b/download.lst
@@ -204,8 +204,8 @@ export OPENLDAP_SHA256SUM := cdd6cffdebcd95161a73305ec13fc7a78e9707b46ca9f84fb89
 export OPENLDAP_TARBALL := openldap-2.4.45.tgz
 export OPENSSL_SHA256SUM := 14cb464efe7ac6b54799b34456bd69558a749a4931ecfd9cf9f71d7881cac7bc
 export OPENSSL_TARBALL := openssl-1.0.2t.tar.gz
-export ORCUS_SHA256SUM := cfb2aa60825f2a78589ed030c07f46a1ee16ef8a2d1bf2279192fbc1ae5a5f61
-export ORCUS_TARBALL := liborcus-0.15.4.tar.bz2
+export ORCUS_SHA256SUM := 854c6ec167ace59baa2984e175bac7b5b2af91bfde4bb10d2088b87a51ed76ec
+export ORCUS_TARBALL := liborcus-0.16.0.tar.bz2
 export OWNCLOUD_ANDROID_LIB_SHA256SUM := b18b3e3ef7fae6a79b62f2bb43cc47a5346b6330f6a383dc4be34439aca5e9fb
 export OWNCLOUD_ANDROID_LIB_TARBALL := owncloud-android-library-0.9.4-no-binary-deps.tar.gz
 export PAGEMAKER_SHA256SUM := 66adacd705a7d19895e08eac46d1e851332adf2e736c566bef1164e7a442519d
diff --git a/external/liborcus/0001-Mark-all-untentionally-unused-variables.patch b/external/liborcus/0001-Mark-all-untentionally-unused-variables.patch
new file mode 100644
index 0000000..b0f6a57
--- /dev/null
+++ b/external/liborcus/0001-Mark-all-untentionally-unused-variables.patch
@@ -0,0 +1,376 @@
+From 6d34c41b661a9e8dddf6d08bf1f3c1fd4f5581da Mon Sep 17 00:00:00 2001
+From: Kohei Yoshida <kohei.yoshida@gmail.com>
+Date: Fri, 11 Sep 2020 21:39:09 -0400
+Subject: [PATCH] Mark all untentionally unused variables.
+
+---
+ include/orcus/css_parser.hpp       | 70 ++++++++++++++++++++++++------
+ include/orcus/csv_parser.hpp       |  5 ++-
+ include/orcus/json_parser.hpp      | 15 +++++--
+ include/orcus/sax_parser.hpp       | 35 ++++++++++++---
+ include/orcus/sax_token_parser.hpp | 20 +++++++--
+ include/orcus/yaml_parser.hpp      | 10 ++++-
+ 6 files changed, 124 insertions(+), 31 deletions(-)
+
+diff --git a/include/orcus/css_parser.hpp b/include/orcus/css_parser.hpp
+index cdfae5e0..3e96980b 100644
+--- a/include/orcus/css_parser.hpp
++++ b/include/orcus/css_parser.hpp
+@@ -31,23 +31,44 @@ namespace orcus {
+ class css_handler
+ {
+ public:
+-    void at_rule_name(const char* p, size_t n) {}
++    void at_rule_name(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+-    void simple_selector_type(const char* p, size_t n) {}
++    void simple_selector_type(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+-    void simple_selector_class(const char* p, size_t n) {}
++    void simple_selector_class(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+-    void simple_selector_pseudo_element(orcus::css::pseudo_element_t pe) {}
++    void simple_selector_pseudo_element(orcus::css::pseudo_element_t pe)
++    {
++        (void)pe;
++    }
+ 
+-    void simple_selector_pseudo_class(orcus::css::pseudo_class_t pc) {}
++    void simple_selector_pseudo_class(orcus::css::pseudo_class_t pc)
++    {
++        (void)pc;
++    }
+ 
+-    void simple_selector_id(const char* p, size_t n) {}
++    void simple_selector_id(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+     void end_simple_selector() {}
+ 
+     void end_selector() {}
+ 
+-    void combinator(orcus::css::combinator_t combinator) {}
++    void combinator(orcus::css::combinator_t combinator)
++    {
++        (void)combinator;
++    }
+ 
+     /**
+      * Called at each property name.
+@@ -55,7 +76,10 @@ public:
+      * @param p pointer to the char-array containing the property name string.
+      * @param n length of the property name string.
+      */
+-    void property_name(const char* p, size_t n) {}
++    void property_name(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+     /**
+      * Called at each ordinary property value string.
+@@ -63,7 +87,10 @@ public:
+      * @param p pointer to the char-array containing the value string.
+      * @param n length of the value string.
+      */
+-    void value(const char* p, size_t n) {}
++    void value(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+     /**
+      * Called at each RGB color value of a property.
+@@ -72,7 +99,10 @@ public:
+      * @param green value of green (0-255)
+      * @param blue value of blue (0-255)
+      */
+-    void rgb(uint8_t red, uint8_t green, uint8_t blue) {}
++    void rgb(uint8_t red, uint8_t green, uint8_t blue)
++    {
++        (void)red; (void)green; (void)blue;
++    }
+ 
+     /**
+      * Called at each RGB color value of a property with alpha transparency
+@@ -83,7 +113,10 @@ public:
+      * @param blue value of blue (0-255)
+      * @param alpha alpha transparency value
+      */
+-    void rgba(uint8_t red, uint8_t green, uint8_t blue, double alpha) {}
++    void rgba(uint8_t red, uint8_t green, uint8_t blue, double alpha)
++    {
++        (void)red; (void)green; (void)blue; (void)alpha;
++    }
+ 
+     /**
+      * Called at each HSL color value of a property.
+@@ -92,7 +125,10 @@ public:
+      * @param sat saturation
+      * @param light lightness
+      */
+-    void hsl(uint8_t hue, uint8_t sat, uint8_t light) {}
++    void hsl(uint8_t hue, uint8_t sat, uint8_t light)
++    {
++        (void)hue; (void)sat; (void)light;
++    }
+ 
+     /**
+      * Called at each HSL color value of a property with alpha transparency
+@@ -103,7 +139,10 @@ public:
+      * @param light lightness
+      * @param alpha alpha value
+      */
+-    void hsla(uint8_t hue, uint8_t sat, uint8_t light, double alpha) {}
++    void hsla(uint8_t hue, uint8_t sat, uint8_t light, double alpha)
++    {
++        (void)hue; (void)sat; (void)light; (void)alpha;
++    }
+ 
+     /**
+      * Called at each URL value of a property.
+@@ -111,7 +150,10 @@ public:
+      * @param p pointer to the char-array containing the URL value string.
+      * @param n length of the URL value string.
+      */
+-    void url(const char* p, size_t n) {}
++    void url(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+     /**
+      * Called when the parsing begins.
+diff --git a/include/orcus/csv_parser.hpp b/include/orcus/csv_parser.hpp
+index a873b0f2..27b4f924 100644
+--- a/include/orcus/csv_parser.hpp
++++ b/include/orcus/csv_parser.hpp
+@@ -47,7 +47,10 @@ public:
+      *                  the text content is guaranteed to be valid so long as
+      *                  the original CSV stream content is valid.
+      */
+-    void cell(const char* p, size_t n, bool transient) {}
++    void cell(const char* p, size_t n, bool transient)
++    {
++        (void)p; (void)n; (void)transient;
++    }
+ };
+ 
+ template<typename _Handler>
+diff --git a/include/orcus/json_parser.hpp b/include/orcus/json_parser.hpp
+index 51a3d7cc..ef22b3a8 100644
+--- a/include/orcus/json_parser.hpp
++++ b/include/orcus/json_parser.hpp
+@@ -54,7 +54,10 @@ public:
+      *                  pointer points to somewhere in the JSON stream being
+      *                  parsed.
+      */
+-    void object_key(const char* p, size_t len, bool transient) {}
++    void object_key(const char* p, size_t len, bool transient)
++    {
++        (void)p; (void)len; (void)transient;
++    }
+ 
+     /**
+      * Called when the closing curly brace of an object is encountered.
+@@ -87,14 +90,20 @@ public:
+      *                  pointer points to somewhere in the JSON stream being
+      *                  parsed.
+      */
+-    void string(const char* p, size_t len, bool transient) {}
++    void string(const char* p, size_t len, bool transient)
++    {
++        (void)p; (void)len; (void)transient;
++    }
+ 
+     /**
+      * Called when a numeric value is encountered.
+      *
+      * @param val numeric value.
+      */
+-    void number(double val) {}
++    void number(double val)
++    {
++        (void)val;
++    }
+ };
+ 
+ /**
+diff --git a/include/orcus/sax_parser.hpp b/include/orcus/sax_parser.hpp
+index 73c17d06..3b21bfdf 100644
+--- a/include/orcus/sax_parser.hpp
++++ b/include/orcus/sax_parser.hpp
+@@ -30,7 +30,10 @@ public:
+      *
+      * @param param struct containing doctype declaration data.
+      */
+-    void doctype(const orcus::sax::doctype_declaration& param) {}
++    void doctype(const orcus::sax::doctype_declaration& param)
++    {
++        (void)param;
++    }
+ 
+     /**
+      * Called when &lt;?... is encountered, where the '...' may be an
+@@ -39,28 +42,40 @@ public:
+      *
+      * @param decl name of the identifier.
+      */
+-    void start_declaration(const orcus::pstring& decl) {}
++    void start_declaration(const orcus::pstring& decl)
++    {
++        (void)decl;
++    }
+ 
+     /**
+      * Called when the closing tag (&gt;) of a &lt;?... ?&gt; is encountered.
+      *
+      * @param decl name of the identifier.
+      */
+-    void end_declaration(const orcus::pstring& decl) {}
++    void end_declaration(const orcus::pstring& decl)
++    {
++        (void)decl;
++    }
+ 
+     /**
+      * Called at the start of each element.
+      *
+      * @param elem information of the element being parsed.
+      */
+-    void start_element(const orcus::sax::parser_element& elem) {}
++    void start_element(const orcus::sax::parser_element& elem)
++    {
++        (void)elem;
++    }
+ 
+     /**
+      * Called at the end of each element.
+      *
+      * @param elem information of the element being parsed.
+      */
+-    void end_element(const orcus::sax::parser_element& elem) {}
++    void end_element(const orcus::sax::parser_element& elem)
++    {
++        (void)elem;
++    }
+ 
+     /**
+      * Called when a segment of a text content is parsed.  Each text content
+@@ -76,7 +91,10 @@ public:
+      *                  a non-text value or be interned within the scope of
+      *                  the callback</em>.
+      */
+-    void characters(const orcus::pstring& val, bool transient) {}
++    void characters(const orcus::pstring& val, bool transient)
++    {
++        (void)val; (void)transient;
++    }
+ 
+     /**
+      * Called upon parsing of an attribute of an element.  Note that <em>when
+@@ -86,7 +104,10 @@ public:
+      *
+      * @param attr struct containing attribute information.
+      */
+-    void attribute(const orcus::sax::parser_attribute& attr) {}
++    void attribute(const orcus::sax::parser_attribute& attr)
++    {
++        (void)attr;
++    }
+ };
+ 
+ /**
+diff --git a/include/orcus/sax_token_parser.hpp b/include/orcus/sax_token_parser.hpp
+index 1452bc27..6b1b1de4 100644
+--- a/include/orcus/sax_token_parser.hpp
++++ b/include/orcus/sax_token_parser.hpp
+@@ -71,7 +71,10 @@ public:
+      *
+      * @param decl struct containing the attributes of the XML declaration.
+      */
+-    void declaration(const orcus::xml_declaration_t& decl) {}
++    void declaration(const orcus::xml_declaration_t& decl)
++    {
++        (void)decl;
++    }
+ 
+     /**
+      * Called at the start of each element.
+@@ -79,7 +82,10 @@ public:
+      * @param elem struct containing the element's information as well as all
+      *             the attributes that belong to the element.
+      */
+-    void start_element(const orcus::xml_token_element_t& elem) {}
++    void start_element(const orcus::xml_token_element_t& elem)
++    {
++        (void)elem;
++    }
+ 
+     /**
+      * Called at the end of each element.
+@@ -87,7 +93,10 @@ public:
+      * @param elem struct containing the element's information as well as all
+      *             the attributes that belong to the element.
+      */
+-    void end_element(const orcus::xml_token_element_t& elem) {}
++    void end_element(const orcus::xml_token_element_t& elem)
++    {
++        (void)elem;
++    }
+ 
+     /**
+      * Called when a segment of a text content is parsed.  Each text content
+@@ -103,7 +112,10 @@ public:
+      *                  a non-text value or be interned within the scope of
+      *                  the callback</em>.
+      */
+-    void characters(const orcus::pstring& val, bool transient) {}
++    void characters(const orcus::pstring& val, bool transient)
++    {
++        (void)val; (void)transient;
++    }
+ };
+ 
+ /**
+diff --git a/include/orcus/yaml_parser.hpp b/include/orcus/yaml_parser.hpp
+index 797ebbec..8d16fbc7 100644
+--- a/include/orcus/yaml_parser.hpp
++++ b/include/orcus/yaml_parser.hpp
+@@ -72,14 +72,20 @@ public:
+      * @param p pointer to the first character of the string value.
+      * @param len length of the string value.
+      */
+-    void string(const char* p, size_t n) {}
++    void string(const char* p, size_t n)
++    {
++        (void)p; (void)n;
++    }
+ 
+     /**
+      * Called when a numeric value is encountered.
+      *
+      * @param val numeric value.
+      */
+-    void number(double val) {}
++    void number(double val)
++    {
++        (void)val;
++    }
+ 
+     /**
+      * Called when a boolean 'true' keyword is encountered.
+-- 
+2.25.1
+
diff --git a/external/liborcus/ExternalPackage_liborcus.mk b/external/liborcus/ExternalPackage_liborcus.mk
index 21dd1bf..7476918 100644
--- a/external/liborcus/ExternalPackage_liborcus.mk
+++ b/external/liborcus/ExternalPackage_liborcus.mk
@@ -12,11 +12,11 @@ $(eval $(call gb_ExternalPackage_ExternalPackage,liborcus,liborcus))
 $(eval $(call gb_ExternalPackage_use_external_project,liborcus,liborcus))
 
 ifeq ($(OS),MACOSX)
-$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-0.15.0.dylib,src/liborcus/.libs/liborcus-0.15.0.dylib))
-$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-parser-0.15.0.dylib,src/parser/.libs/liborcus-parser-0.15.0.dylib))
+$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-0.16.0.dylib,src/liborcus/.libs/liborcus-0.16.0.dylib))
+$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-parser-0.16.0.dylib,src/parser/.libs/liborcus-parser-0.16.0.dylib))
 else ifeq ($(DISABLE_DYNLOADING),)
-$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-0.15.so.0,src/liborcus/.libs/liborcus-0.15.so.0.0.0))
-$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-parser-0.15.so.0,src/parser/.libs/liborcus-parser-0.15.so.0.0.0))
+$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-0.16.so.0,src/liborcus/.libs/liborcus-0.16.so.0.0.0))
+$(eval $(call gb_ExternalPackage_add_file,liborcus,$(LIBO_LIB_FOLDER)/liborcus-parser-0.16.so.0,src/parser/.libs/liborcus-parser-0.16.so.0.0.0))
 endif
 
 # vim: set noet sw=4 ts=4:
diff --git a/external/liborcus/ExternalProject_liborcus.mk b/external/liborcus/ExternalProject_liborcus.mk
index 38658cc..3671294 100644
--- a/external/liborcus/ExternalProject_liborcus.mk
+++ b/external/liborcus/ExternalProject_liborcus.mk
@@ -123,8 +123,8 @@ $(call gb_ExternalProject_get_state_target,liborcus,build) :
 		   $(MAKE) \
 		$(if $(filter MACOSX,$(OS)),\
 			&& $(PERL) $(SRCDIR)/solenv/bin/macosx-change-install-names.pl shl OOO \
-				$(EXTERNAL_WORKDIR)/src/liborcus/.libs/liborcus-0.15.0.dylib \
-				$(EXTERNAL_WORKDIR)/src/parser/.libs/liborcus-parser-0.15.0.dylib \
+				$(EXTERNAL_WORKDIR)/src/liborcus/.libs/liborcus-0.16.0.dylib \
+				$(EXTERNAL_WORKDIR)/src/parser/.libs/liborcus-parser-0.16.0.dylib \
 		) \
 	)
 	$(call gb_Trace_EndRange,liborcus,EXTERNAL)
diff --git a/external/liborcus/Library_orcus-parser.mk b/external/liborcus/Library_orcus-parser.mk
index d3cbddb..4e46591 100644
--- a/external/liborcus/Library_orcus-parser.mk
+++ b/external/liborcus/Library_orcus-parser.mk
@@ -63,6 +63,7 @@ $(eval $(call gb_Library_add_generated_exception_objects,orcus-parser,\
 	UnpackedTarball/liborcus/src/parser/tokens \
 	UnpackedTarball/liborcus/src/parser/types \
 	UnpackedTarball/liborcus/src/parser/xml_namespace \
+	UnpackedTarball/liborcus/src/parser/xml_writer \
 	UnpackedTarball/liborcus/src/parser/yaml_parser_base \
 	UnpackedTarball/liborcus/src/parser/zip_archive \
 	UnpackedTarball/liborcus/src/parser/zip_archive_stream \
diff --git a/external/liborcus/Library_orcus.mk b/external/liborcus/Library_orcus.mk
index ea99e75..0a0ca58 100644
--- a/external/liborcus/Library_orcus.mk
+++ b/external/liborcus/Library_orcus.mk
@@ -85,6 +85,7 @@ $(eval $(call gb_Library_add_generated_exception_objects,orcus,\
 	UnpackedTarball/liborcus/src/liborcus/odf_tokens \
 	UnpackedTarball/liborcus/src/liborcus/ods_content_xml_context \
 	UnpackedTarball/liborcus/src/liborcus/ods_content_xml_handler \
+	UnpackedTarball/liborcus/src/liborcus/ods_dde_links_context \
 	UnpackedTarball/liborcus/src/liborcus/ods_session_data \
 	UnpackedTarball/liborcus/src/liborcus/ooxml_content_types \
 	UnpackedTarball/liborcus/src/liborcus/ooxml_global \
@@ -103,6 +104,7 @@ $(eval $(call gb_Library_add_generated_exception_objects,orcus,\
 	UnpackedTarball/liborcus/src/liborcus/orcus_xls_xml \
 	UnpackedTarball/liborcus/src/liborcus/orcus_xlsx \
 	UnpackedTarball/liborcus/src/liborcus/orcus_xml \
+	UnpackedTarball/liborcus/src/liborcus/orcus_xml_impl \
 	UnpackedTarball/liborcus/src/liborcus/orcus_xml_map_def \
 	UnpackedTarball/liborcus/src/liborcus/session_context \
 	UnpackedTarball/liborcus/src/liborcus/spreadsheet_iface_util \
@@ -134,7 +136,9 @@ $(eval $(call gb_Library_add_generated_exception_objects,orcus,\
 	UnpackedTarball/liborcus/src/liborcus/xml_simple_stream_handler \
 	UnpackedTarball/liborcus/src/liborcus/xml_stream_handler \
 	UnpackedTarball/liborcus/src/liborcus/xml_stream_parser \
+	UnpackedTarball/liborcus/src/liborcus/xml_structure_mapper \
 	UnpackedTarball/liborcus/src/liborcus/xml_structure_tree \
+	UnpackedTarball/liborcus/src/liborcus/xpath_parser \
 	UnpackedTarball/liborcus/src/liborcus/yaml_document_tree \
 ))
 
diff --git a/external/liborcus/UnpackedTarball_liborcus.mk b/external/liborcus/UnpackedTarball_liborcus.mk
index e5e33b0..4736dbc 100644
--- a/external/liborcus/UnpackedTarball_liborcus.mk
+++ b/external/liborcus/UnpackedTarball_liborcus.mk
@@ -20,6 +20,7 @@ $(eval $(call gb_UnpackedTarball_add_patches,liborcus,\
 	external/liborcus/gcc9.patch.0 \
 	external/liborcus/libtool.patch.0 \
 	external/liborcus/fix-pch.patch.0 \
+	external/liborcus/0001-Mark-all-untentionally-unused-variables.patch \
 ))
 
 ifeq ($(OS),WNT)
diff --git a/external/liborcus/windows-constants-hack.patch b/external/liborcus/windows-constants-hack.patch
index 876bc16..51aabfa 100644
--- a/external/liborcus/windows-constants-hack.patch
+++ b/external/liborcus/windows-constants-hack.patch
@@ -8,7 +8,7 @@ index ae571f5..539ce18 100644
  
 -#include "constants.inl"
 +#define ORCUS_MAJOR_VERSION 0
-+#define ORCUS_MINOR_VERSION 11
++#define ORCUS_MINOR_VERSION 16
 +#define ORCUS_MICRO_VERSION 0
  
  namespace orcus {
diff --git a/sc/source/filter/inc/orcusinterface.hxx b/sc/source/filter/inc/orcusinterface.hxx
index b298c71..00aea67 100644
--- a/sc/source/filter/inc/orcusinterface.hxx
+++ b/sc/source/filter/inc/orcusinterface.hxx
@@ -62,6 +62,11 @@ public:
     {
         return mnTextEncoding;
     }
+
+    ScDocumentImport& getDoc() const
+    {
+        return mrDoc;
+    }
 };
 
 class ScOrcusRefResolver : public orcus::spreadsheet::iface::import_reference_resolver
@@ -71,20 +76,28 @@ class ScOrcusRefResolver : public orcus::spreadsheet::iface::import_reference_re
 public:
     ScOrcusRefResolver( const ScOrcusGlobalSettings& rGS );
 
-    orcus::spreadsheet::address_t resolve_address(const char* p, size_t n) override;
-    orcus::spreadsheet::range_t resolve_range(const char* p, size_t n) override;
+    orcus::spreadsheet::src_address_t resolve_address(const char* p, size_t n) override;
+    orcus::spreadsheet::src_range_t resolve_range(const char* p, size_t n) override;
 };
 
 class ScOrcusNamedExpression : public orcus::spreadsheet::iface::import_named_expression
 {
     ScDocumentImport& mrDoc;
     const ScOrcusGlobalSettings& mrGlobalSettings;
-    SCTAB mnTab; //< negative if global, else >= 0 for sheet-local named expressions.
+    ScAddress maBasePos;
+    OUString maName;
+    OUString maExpr;
+    const SCTAB mnTab; //< negative if global, else >= 0 for sheet-local named expressions.
 
 public:
     ScOrcusNamedExpression( ScDocumentImport& rDoc, const ScOrcusGlobalSettings& rGS, SCTAB nTab = -1 );
 
-    virtual void define_name(const char* p_name, size_t n_name, const char* p_exp, size_t n_exp) override;
+    void reset();
+
+    virtual void set_base_position(const orcus::spreadsheet::src_address_t& pos) override;
+    virtual void set_named_expression(const char* p_name, size_t n_name, const char* p_exp, size_t n_exp) override;
+    virtual void set_named_range(const char* p_name, size_t n_name, const char* p_range, size_t n_range) override;
+    virtual void commit() override;
 };
 
 class ScOrcusSharedStrings : public orcus::spreadsheet::iface::import_shared_strings
diff --git a/sc/source/filter/orcus/interface.cxx b/sc/source/filter/orcus/interface.cxx
index 220f7ce..aa96eb2 100644
--- a/sc/source/filter/orcus/interface.cxx
+++ b/sc/source/filter/orcus/interface.cxx
@@ -46,6 +46,7 @@
 #include <sal/log.hxx>
 
 #include <stylesbuffer.hxx>
+#include <orcus/exception.hpp>
 
 using namespace com::sun::star;
 
@@ -158,51 +159,54 @@ orcus::spreadsheet::formula_grammar_t ScOrcusGlobalSettings::get_default_formula
 ScOrcusRefResolver::ScOrcusRefResolver( const ScOrcusGlobalSettings& rGS ) :
     mrGlobalSettings(rGS) {}
 
-os::address_t ScOrcusRefResolver::resolve_address(const char* p, size_t n)
+os::src_address_t ScOrcusRefResolver::resolve_address(const char* p, size_t n)
 {
     OUString aStr(p, n, mrGlobalSettings.getTextEncoding());
 
     ScAddress aAddr;
-    aAddr.Parse(aStr, nullptr,
+    aAddr.Parse(aStr, &mrGlobalSettings.getDoc().getDoc(),
         formula::FormulaGrammar::extractRefConvention(
             mrGlobalSettings.getCalcGrammar()));
 
-    os::address_t ret;
-    ret.column = 0;
-    ret.row = 0;
-
-    if (aAddr.IsValid())
+    if (!aAddr.IsValid())
     {
-        ret.column = aAddr.Col();
-        ret.row = aAddr.Row();
+        std::ostringstream os;
+        os << "'" << std::string(p, n) << "' is not a valid address expression.";
+        throw orcus::invalid_arg_error(os.str());
     }
 
+    os::src_address_t ret;
+    ret.sheet = aAddr.Tab();
+    ret.column = aAddr.Col();
+    ret.row = aAddr.Row();
+
     return ret;
 }
 
-os::range_t ScOrcusRefResolver::resolve_range(const char* p, size_t n)
+os::src_range_t ScOrcusRefResolver::resolve_range(const char* p, size_t n)
 {
     OUString aStr(p, n, mrGlobalSettings.getTextEncoding());
 
     ScRange aRange;
-    aRange.Parse(aStr, nullptr,
+    aRange.Parse(aStr, &mrGlobalSettings.getDoc().getDoc(),
         formula::FormulaGrammar::extractRefConvention(
             mrGlobalSettings.getCalcGrammar()));
 
-    os::range_t ret;
-    ret.first.column = 0;
-    ret.first.row = 0;
-    ret.last.column = 0;
-    ret.last.row = 0;
-
-    if (aRange.IsValid())
+    if (!aRange.IsValid())
     {
-        ret.first.column = aRange.aStart.Col();
-        ret.first.row    = aRange.aStart.Row();
-        ret.last.column  = aRange.aEnd.Col();
-        ret.last.row     = aRange.aEnd.Row();
+        std::ostringstream os;
+        os << "'" << std::string(p, n) << "' is not a valid range expression.";
+        throw orcus::invalid_arg_error(os.str());
     }
 
+    os::src_range_t ret;
+    ret.first.sheet  = aRange.aStart.Tab();
+    ret.first.column = aRange.aStart.Col();
+    ret.first.row    = aRange.aStart.Row();
+    ret.last.sheet   = aRange.aEnd.Tab();
+    ret.last.column  = aRange.aEnd.Col();
+    ret.last.row     = aRange.aEnd.Row();
+
     return ret;
 }
 
@@ -210,20 +214,46 @@ ScOrcusNamedExpression::ScOrcusNamedExpression(
     ScDocumentImport& rDoc, const ScOrcusGlobalSettings& rGS, SCTAB nTab ) :
     mrDoc(rDoc), mrGlobalSettings(rGS), mnTab(nTab) {}
 
-void ScOrcusNamedExpression::define_name(const char* p_name, size_t n_name, const char* p_exp, size_t n_exp)
+void ScOrcusNamedExpression::reset()
+{
+    maBasePos.SetTab(0);
+    maBasePos.SetCol(0);
+    maBasePos.SetRow(0);
+    maName.clear();
+    maExpr.clear();
+}
+
+void ScOrcusNamedExpression::set_base_position(const orcus::spreadsheet::src_address_t& pos)
+{
+    maBasePos.SetTab(pos.sheet);
+    maBasePos.SetCol(pos.column);
+    maBasePos.SetRow(pos.row);
+}
+
+void ScOrcusNamedExpression::set_named_expression(const char* p_name, size_t n_name, const char* p_exp, size_t n_exp)
+{
+    maName = OUString(p_name, n_name, mrGlobalSettings.getTextEncoding());
+    maExpr = OUString(p_exp, n_exp, mrGlobalSettings.getTextEncoding());
+}
+
+void ScOrcusNamedExpression::set_named_range(const char* /*p_name*/, size_t /*n_name*/, const char* /*p_range*/, size_t /*n_range*/)
 {
-    OUString aName(p_name, n_name, mrGlobalSettings.getTextEncoding());
-    OUString aExpr(p_exp, n_exp, mrGlobalSettings.getTextEncoding());
+    throw std::runtime_error("ScOrcusNamedExpression::set_named_range not implemented yet.");
+}
 
+void ScOrcusNamedExpression::commit()
+{
     ScRangeName* pNames = mnTab >= 0 ? mrDoc.getDoc().GetRangeName(mnTab) : mrDoc.getDoc().GetRangeName();
     if (!pNames)
         return;
 
     ScRangeData* pRange = new ScRangeData(
-        &mrDoc.getDoc(), aName, aExpr, ScAddress(), ScRangeData::Type::Name,
+        &mrDoc.getDoc(), maName, maExpr, maBasePos, ScRangeData::Type::Name,
         mrGlobalSettings.getCalcGrammar());
 
     pNames->insert(pRange, false);
+
+    reset(); // make sure to reset the state for the next run.
 }
 
 ScOrcusFactory::CellStoreToken::CellStoreToken(const ScAddress& rPos, Type eType)
diff --git a/sc/source/filter/orcus/xmlcontext.cxx b/sc/source/filter/orcus/xmlcontext.cxx
index ab16ae6..09f3ba9 100644
--- a/sc/source/filter/orcus/xmlcontext.cxx
+++ b/sc/source/filter/orcus/xmlcontext.cxx
@@ -89,10 +89,9 @@ void populateTree(
        rTreeCtrl.set_image(*xEntry, rParam.maImgElementRepeat, -1);
     }
 
-    orcus::xml_structure_tree::entity_names_type aNames;
+    orcus::xml_structure_tree::entity_names_type aNames = rWalker.get_attributes();
 
     // Insert attributes.
-    rWalker.get_attributes(aNames);
     for (const orcus::xml_structure_tree::entity_name& rAttrName : aNames)
     {
         OUString sAttr(toString(rAttrName, rWalker));
@@ -106,7 +105,7 @@ void populateTree(
         rTreeCtrl.set_image(*xAttr, rParam.maImgAttribute, -1);
     }
 
-    rWalker.get_children(aNames);
+    aNames = rWalker.get_children();
 
     // Non-leaf if it has child elements, leaf otherwise.
     rEntryData.mbLeafNode = aNames.empty();
@@ -266,7 +265,7 @@ void ScOrcusXMLContextImpl::importXML(const ScOrcusImportXMLParam& rParam)
             std::for_each(rLink.maFieldPaths.begin(), rLink.maFieldPaths.end(),
                 [&filter](const OString& rFieldPath)
                 {
-                    filter.append_field_link(rFieldPath.getStr());
+                    filter.append_field_link(rFieldPath.getStr(), orcus::pstring());
                 }
             );
 
diff --git a/sc/source/ui/xmlsource/xmlsourcedlg.cxx b/sc/source/ui/xmlsource/xmlsourcedlg.cxx
index 1eb2e4b..167ecae 100644
--- a/sc/source/ui/xmlsource/xmlsourcedlg.cxx
+++ b/sc/source/ui/xmlsource/xmlsourcedlg.cxx
@@ -49,8 +49,12 @@ OUString getXPath(
         if (pData)
             rNamespaces.push_back(pData->mnNamespaceID);
 
+        // element separator is '/' whereas attribute separator is '/@' in xpath.
         aBuf.insert(0, rTree.get_text(*xEntry, 0));
-        aBuf.insert(0, isAttribute(rTree, *xEntry) ? '@' : '/');
+        if (isAttribute(rTree, *xEntry))
+            aBuf.insert(0, "/@");
+        else
+            aBuf.insert(0, '/');
     }
     while (rTree.iter_parent(*xEntry));
 
-- 
2.26.2
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