[Libreoffice-commits] core.git: Branch 'feature/wasm' - README.wasm RepositoryModule_host.mk solenv/gbuild

[Jan-Marek Glogowski (via logerrit)]

 README.wasm                 |   24 ++++++++++++++++++++++--
 RepositoryModule_host.mk    |    6 ------
 solenv/gbuild/LinkTarget.mk |    2 +-
 3 files changed, 23 insertions(+), 9 deletions(-)

New commits:
commit a99c59a4c7ac9ec1f7bf172c13ea4168d1c55a61
Author:     Jan-Marek Glogowski <glogow at fbihome.de>
AuthorDate: Fri Feb 12 14:01:45 2021 +0100
Commit:     Jan-Marek Glogowski <glogow at fbihome.de>
CommitDate: Fri Feb 12 14:01:45 2021 +0100

    Strip some stuff from build
    
    Change-Id: I8c2351a03ad65f4b82ee3fd2b4d64d6cf42d4592

diff --git a/README.wasm b/README.wasm
index 2dbe16010c8d..b27c863b99f3 100644
--- a/README.wasm
+++ b/README.wasm
@@ -135,6 +135,8 @@ conventions in WASM_EmscriptenInvoke. I didn't get a reply to that question for
 hours. Maybe I'll open an Emscripten issue, if we really have to implement
 this.
 
+WASM dynamic dispatch: https://fitzgeraldnick.com/2018/04/26/how-does-dynamic-dispatch-work-in-wasm.html
+
 
 = Workaround for eventual clang WASM compiler bug =
 
@@ -160,6 +162,26 @@ from "Jul 23 2018" which pre-dates the emscripten tag 1.39.8 from 02/14/2020 by
   If you get linking errors that archive has no index.
 
 
+= Emscripten filesystem access with threads =
+
+This is closed, but not really fixed IMHO: https://github.com/emscripten-core/emscripten/issues/3922
+
+
+= Dynamic libraries / modules in emscripten =
+
+There is a good summary in https://bugreports.qt.io/browse/QTBUG-63925
+
+Summary: you can't use modules and threads.
+
+This is mentioned at the end of: https://github.com/emscripten-core/emscripten/wiki/Linking
+The usage of MAIN_MODULE and SIDE_MODULE has other problems, a major one IMHO is symbol resolution at runtime only.
+So this works really more like plugins in the sense of symbol resolution without dependencies / rpath.
+
+There is some clang-level dynamic-linking in progress (WASM dlload). The follwing link is already a bit old,
+but I found it a god summary of problems to expect:
+https://iandouglasscott.com/2019/07/18/experimenting-with-webassembly-dynamic-linking-with-clang/
+
+
 = Mixed information, links, problems, TODO =
 
 More info on Qt WASM emscripten pthreads: https://wiki.qt.io/Qt_for_WebAssembly#Multithreading_Support
@@ -210,8 +232,6 @@ This will be interesting: https://emscripten.org/docs/getting_started/FAQ.html#h
 This didn't help much yet: https://github.com/emscripten-ports
 
 Emscripten supports standalone WASI binaries: https://github.com/emscripten-core/emscripten/wiki/WebAssembly-Standalone
-WASM dynamic dispatch: https://fitzgeraldnick.com/2018/04/26/how-does-dynamic-dispatch-work-in-wasm.html
-WASM dlload: https://iandouglasscott.com/2019/07/18/experimenting-with-webassembly-dynamic-linking-with-clang/
 
 https://www.qt.io/qt-examples-for-webassembly
 http://qtandeverything.blogspot.com/2017/06/qt-for-web-assembly.html
diff --git a/RepositoryModule_host.mk b/RepositoryModule_host.mk
index 20fdf05bc117..25a314e9785a 100644
--- a/RepositoryModule_host.mk
+++ b/RepositoryModule_host.mk
@@ -26,7 +26,6 @@ $(eval $(call gb_Module_add_moduledirs,libreoffice,\
 	animations \
 	apple_remote \
 	$(call gb_Helper_optional,AVMEDIA,avmedia) \
-	basctl \
 	basegfx \
 	basic \
 	bean \
@@ -103,13 +102,8 @@ $(eval $(call gb_Module_add_moduledirs,libreoffice,\
 	sal \
 	salhelper \
 	sax \
-	sc \
-	scaddins \
-	sccomp \
 	$(call gb_Helper_optional,DESKTOP,scp2) \
 	scripting \
-	sd \
-	sdext \
 	$(call gb_Helper_optional,DESKTOP,setup_native) \
 	sfx2 \
 	shell \
diff --git a/solenv/gbuild/LinkTarget.mk b/solenv/gbuild/LinkTarget.mk
index eab38bd528a4..404b394d4e0c 100644
--- a/solenv/gbuild/LinkTarget.mk
+++ b/solenv/gbuild/LinkTarget.mk
@@ -1609,7 +1609,7 @@ $(2) : $(call gb_LinkTarget_get_target,$(1))
 		touch -r $$< $$@; \
 	else \
 		rm -f $$<; \
-		echo "ERROR: aux-target missing, library deleted, please try running make again"; \
+		echo "ERROR: aux-target $$@ missing, library deleted, please try running make again"; \
 		false; \
 	fi