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authorMorten Johan Sørvig <morten.sorvig@qt.io>2018-06-01 15:13:30 +0200
committerEskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>2018-08-30 06:48:33 +0000
commit29c0377f07f4942f9957ea87d59c252148dc9e5b (patch)
treecb79a59b6c47305ca024675cc1325ed0a6be8aac /mkspecs/features/wasm/wasm.prf
parent707ae5b66774a2ed4713da3b8fa69c1d002c3beb (diff)
WebAssembly for QtBase
This is the squashed diff from wip/webassembly to dev. Done-with: Peng Wu <peng.wu@intopalo.com> Done-with: Sami Enne <sami.enne@intopalo.com> Done-with: Morten Johan Sørvig <morten.sorvig@qt.io> Started-by: Andrew Knight <andrew.knight@intopalo.com> Change-Id: I6562433c0a38d6ec49ab675e0f104f2665f3392d Reviewed-by: Lorn Potter <lorn.potter@gmail.com> Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@qt.io>
Diffstat (limited to 'mkspecs/features/wasm/wasm.prf')
-rw-r--r--mkspecs/features/wasm/wasm.prf81
1 files changed, 81 insertions, 0 deletions
diff --git a/mkspecs/features/wasm/wasm.prf b/mkspecs/features/wasm/wasm.prf
new file mode 100644
index 0000000000..278a6719c7
--- /dev/null
+++ b/mkspecs/features/wasm/wasm.prf
@@ -0,0 +1,81 @@
+
+# DESTDIR will be empty if not set in the app .pro file; make sure it has a value
+isEmpty(DESTDIR): DESTDIR = $$OUT_PWD
+
+# Create js and wasm files for applications
+contains(TEMPLATE, .*app) {
+ TARGET_BASE = $${TARGET}
+ TARGET_HTML = $${TARGET}.html
+ TARGET_JS = $${TARGET}.js
+
+ # Make the emscripten compiler generate a js file
+ TARGET = $$TARGET_JS
+
+ QMAKE_INCDIR += $$(HOME)/.emscripten_ports/openssl/include
+
+ CONFIG += static
+ js_file.files = $$TARGET_JS
+ js_file.path = $$target.path
+ isEmpty(js_file.path): \
+ js_file.path += ./
+ INSTALLS += js_file
+
+ # Copy hosting html and javascript to the application build directory.
+ exists($$[QT_INSTALL_PLUGINS]/platforms/wasm_shell.html) {
+ # don't pass this until it's installed somewhere
+ # otherwise makespec test fails during qt configure
+ WASM_PLUGIN_PATH = $$[QT_INSTALL_PLUGINS]/platforms
+ } else {
+ ## internal build. not installed
+ WASM_PLUGIN_PATH = $$PWD/../../../src/plugins/platforms/wasm
+ }
+
+ # Copy/Generate main .html file (e.g. myapp.html) from the webassembly_shell.html by
+ # replacing the app name placeholder with the actual app name.
+ apphtml.name = application main html file
+ apphtml.output = $$DESTDIR/$$TARGET_HTML
+ apphtml.commands = sed -e s/APPNAME/$$TARGET_BASE/g $$WASM_PLUGIN_PATH/wasm_shell.html > $$DESTDIR/$$TARGET_HTML
+ apphtml.input = $$WASM_PLUGIN_PATH/wasm_shell.html
+ apphtml.depends = $$apphtml.input
+ QMAKE_EXTRA_COMPILERS += apphtml
+
+ appjs.name = application qtloader.js
+ appjs.output = $$DESTDIR/qtloader.js
+ appjs.commands = $$QMAKE_COPY $$WASM_PLUGIN_PATH/qtloader.js $$DESTDIR
+ appjs.input = $$WASM_PLUGIN_PATH/qtloader.js
+ appjs.depends = $$appjs.input
+ QMAKE_EXTRA_COMPILERS += appjs
+
+ appsvg.name = application qtlogo.svg
+ appsvg.output = $$DESTDIR/qtlogo.svg
+ appsvg.commands = $$QMAKE_COPY $$WASM_PLUGIN_PATH/qtlogo.svg $$DESTDIR
+ appsvg.input = $$WASM_PLUGIN_PATH/qtlogo.svg
+ appsvg.depends = $$appsvg.input
+ QMAKE_EXTRA_COMPILERS += appsvg
+
+ QMAKE_EXTRA_TARGETS += apphtml appjs appsvg
+ POST_TARGETDEPS += apphtml appjs appsvg
+
+ # Add manual target to make "make -B shellfiles" work.
+ shellfiles.target = shellfiles
+ shellfiles.depends = apphtml appjs appsvg
+ QMAKE_EXTRA_TARGETS += shellfiles
+
+ # emscripten ports are linked into the main module (this app), not the Qt
+ # libs which reference them
+ qt {
+ qt_depends = $$resolve_depends(QT, "QT.")
+ contains(qt_depends, core(-private)?): QMAKE_LFLAGS += \
+ $$QMAKE_LIBS_THREAD $$QMAKE_LIBS_ZLIB
+ contains(qt_depends, gui(-private)?): QMAKE_LFLAGS += \
+ $$QMAKE_LIBS_FREETYPE $$QMAKE_LIBS_LIBPNG
+ }
+}
+
+# Creates the stand-alone version of the library from bitcode
+!static:contains(TEMPLATE, .*lib): {
+ load(resolve_target)
+ QMAKE_POST_LINK += $$QMAKE_LINK_SHLIB $$QMAKE_RESOLVED_TARGET -o $${QMAKE_RESOLVED_TARGET}.js
+
+ QMAKE_INCDIR += $$(HOME)/.emscripten_ports/openssl/include
+}