WASM gbuild: add --pre-js dependencies

Currently includes environment.js for general environment settings
and soffice_args.js for soffice command line flags.

Change-Id: I1166c5a9ae53c56a69b9223c865b4df525d07450
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/128590
Tested-by: Jenkins
Reviewed-by: Jan-Marek Glogowski <glogow@fbihome.de>

8 files changed, 34 insertions, 1 deletions

diff --git a/desktop/Executable_soffice_bin.mk b/desktop/Executable_soffice_bin.mk
index 14a72ab6c055..a3c3ff258613 100644
--- a/desktop/Executable_soffice_bin.mk
+++ b/desktop/Executable_soffice_bin.mk
@@ -27,6 +27,8 @@ $(eval $(call gb_Executable_add_cobjects,soffice_bin,\
     desktop/source/app/main \
 ))
 
+$(eval $(call gb_Executable_add_prejs,soffice_bin,$(SRCDIR)/static/emscripten/soffice_args.js))
+
 ifeq ($(OS),WNT)
 
 $(eval $(call gb_Executable_set_targettype_gui,soffice_bin,NO))
diff --git a/solenv/gbuild/CppunitTest.mk b/solenv/gbuild/CppunitTest.mk
index e3a5b58233d1..7fc1cd79c12d 100644
--- a/solenv/gbuild/CppunitTest.mk
+++ b/solenv/gbuild/CppunitTest.mk
@@ -491,5 +491,6 @@ gb_CppunitTest_use_clang = $(call gb_CppunitTest__forward_to_Linktarget,$(0),$(1
 gb_CppunitTest_set_clang_precompiled_header = $(call gb_CppunitTest__forward_to_Linktarget,$(0),$(1),$(2),$(3))
 gb_CppunitTest_use_glxtest = $(call gb_CppunitTest__forward_to_Linktarget,$(0),$(1),$(2),$(3))
 gb_CppunitTest_use_vclmain = $(call gb_CppunitTest__forward_to_Linktarget,$(0),$(1),$(2),$(3))
+gb_CppunitTest_add_prejs = $(call gb_CppunitTest__forward_to_Linktarget,$(0),$(1),$(2),$(3))
 
 # vim: set noet sw=4:
diff --git a/solenv/gbuild/Executable.mk b/solenv/gbuild/Executable.mk
index e0622b4bdd55..a2ffd3aa351b 100644
--- a/solenv/gbuild/Executable.mk
+++ b/solenv/gbuild/Executable.mk
@@ -156,6 +156,7 @@ gb_Executable_use_clang = $(call gb_Executable__forward_to_Linktarget,$(0),$(1),
 gb_Executable_set_clang_precompiled_header = $(call gb_Executable__forward_to_Linktarget,$(0),$(1),$(2),$(3))
 gb_Executable_use_glxtest = $(call gb_Executable__forward_to_Linktarget,$(0),$(1),$(2),$(3))
 gb_Executable_use_vclmain = $(call gb_Executable__forward_to_Linktarget,$(0),$(1),$(2),$(3))
+gb_Executable_add_prejs = $(call gb_Executable__forward_to_Linktarget,$(0),$(1),$(2),$(3))
 
 # Run-time use
 
diff --git a/solenv/gbuild/LinkTarget.mk b/solenv/gbuild/LinkTarget.mk
index 22fe3bafc3ff..a0c199ac765f 100644
--- a/solenv/gbuild/LinkTarget.mk
+++ b/solenv/gbuild/LinkTarget.mk
@@ -1067,6 +1067,7 @@ $(call gb_LinkTarget_get_target,$(1)) : T_CC :=
 $(call gb_LinkTarget_get_target,$(1)) : T_CXX :=
 $(call gb_LinkTarget_get_target,$(1)) : T_USE_LD := $(USE_LD)
 $(call gb_LinkTarget_get_target,$(1)) : T_LTOFLAGS := $(gb_LTOFLAGS)
+$(call gb_LinkTarget_get_target,$(1)) : T_PREJS :=
 
 ifeq ($(gb_FULLDEPS),$(true))
 ifeq (depcache:,$(filter depcache,$(.FEATURES)):$(gb_PARTIAL_BUILD))
@@ -2276,4 +2277,13 @@ endef
 # call gb_LinkTarget__set_plugin_for_nodep,linktarget,loader
 gb_LinkTarget__set_plugin_for_nodep = $(call gb_LinkTarget__set_plugin_for,$(1),$(2),$(true))
 
+# call gb_LinkTarget_add_prejs,linktarget,js_file
+define gb_LinkTarget_add_prejs
+ifeq (EMSCRIPTEN,$(OS))
+$(call gb_LinkTarget_get_target,$(1)) : T_PREJS += $(2)
+$(call gb_LinkTarget_get_target,$(1)) : $(2)
+endif
+
+endef
+
 # vim: set noet sw=4:
diff --git a/solenv/gbuild/platform/EMSCRIPTEN_INTEL_GCC.mk b/solenv/gbuild/platform/EMSCRIPTEN_INTEL_GCC.mk
index 2dd31741d3a0..ae2ba0620edb 100644
--- a/solenv/gbuild/platform/EMSCRIPTEN_INTEL_GCC.mk
+++ b/solenv/gbuild/platform/EMSCRIPTEN_INTEL_GCC.mk
@@ -11,6 +11,10 @@ gb_UnoApiHeadersTarget_select_variant = $(if $(filter udkapi,$(1)),comprehensive
 
 include $(GBUILDDIR)/platform/unxgcc.mk
 
+# don't sort; later can override previous settings!
+gb_EMSCRIPTEN_PRE_JS_FILES = \
+    $(SRCDIR)/static/emscripten/environment.js \
+
 gb_RUN_CONFIGURE := $(SRCDIR)/solenv/bin/run-configure
 # avoid -s SAFE_HEAP=1 - c.f. gh#8584 this breaks source maps
 gb_EMSCRIPTEN_CPPFLAGS := -pthread -s USE_PTHREADS=1
@@ -53,6 +57,8 @@ $(call gb_LinkTarget_add_auxtargets,$(2),\
         $(patsubst %.lib,%.worker.js,$(3)) \
 )
 
+$(foreach pre_js,$(gb_EMSCRIPTEN_PRE_JS_FILES),$(call gb_Executable_add_prejs,$(1),$(pre_js)))
+
 endef
 
 define gb_CppunitTest_CppunitTest_platform
@@ -62,6 +68,8 @@ $(call gb_LinkTarget_add_auxtargets,$(2),\
         $(patsubst %.lib,%.worker.js,$(3)) \
 )
 
+$(foreach pre_js,$(gb_EMSCRIPTEN_PRE_JS_FILES),$(call gb_CppunitTest_add_prejs,$(1),$(pre_js)))
+
 endef
 
 gb_SUPPRESS_TESTS := $(true)
diff --git a/solenv/gbuild/platform/unxgcc.mk b/solenv/gbuild/platform/unxgcc.mk
index de3c2f8cc95a..b104ecc26b5b 100644
--- a/solenv/gbuild/platform/unxgcc.mk
+++ b/solenv/gbuild/platform/unxgcc.mk
@@ -138,7 +138,7 @@ $(call gb_Helper_abbreviate_dirs,\
 		$(if $(SOVERSIONSCRIPT),-Wl$(COMMA)--soname=$(notdir $(1)) \
 			-Wl$(COMMA)--version-script=$(SOVERSIONSCRIPT)) \
 		$(subst \d,$$,$(RPATH)) \
-		$(T_USE_LD) $(T_LDFLAGS) \
+		$(T_USE_LD) $(T_LDFLAGS) $(foreach pre_js,$(T_PREJS), --pre-js $(pre_js)) \
 		$(foreach object,$(COBJECTS),$(call gb_CObject_get_target,$(object))) \
 		$(foreach object,$(CXXOBJECTS),$(call gb_CxxObject_get_target,$(object))) \
 		$(foreach object,$(ASMOBJECTS),$(call gb_AsmObject_get_target,$(object))) \
diff --git a/static/emscripten/environment.js b/static/emscripten/environment.js
new file mode 100644
index 000000000000..bc60fddcbbe3
--- /dev/null
+++ b/static/emscripten/environment.js
@@ -0,0 +1,5 @@
+if (!('preRun' in Module)) Module['preRun'] = [];
+Module.preRun.push(function() {
+    ENV.SAL_LOG = "+WARN"
+    ENV.SAL_VCL_QT5_USE_CAIRO = "1"
+});
diff --git a/static/emscripten/soffice_args.js b/static/emscripten/soffice_args.js
new file mode 100644
index 000000000000..7ecf7e8988e8
--- /dev/null
+++ b/static/emscripten/soffice_args.js
@@ -0,0 +1,6 @@
+Module['arguments'] = [
+    '--norestore',
+    '--nologo',
+    '--writer',
+    '/android/default-document/example.odt'
+];