pcbjam/tests/wasm-app/Makefile.wasm

# Makefile for wxWidgets WASM test apps
# Uses the local wxWidgets build
#
# Usage:
#   make -f Makefile.wasm          # Optimized release build
#   make -f Makefile.wasm DEBUG=1  # Debug build with DWARF symbols and source maps

WXCONFIG = ../../build-wasm/wxwidgets-universal/wx-config
TOOLS_ROOT = ../../wxwidgets/build/wasm

CXX = em++
WX_CXXFLAGS := $(shell $(WXCONFIG) --cxxflags)

# Libraries for GL apps (minimal_test uses OpenGL)
WX_LDFLAGS_GL := $(shell $(WXCONFIG) --libs base,core,gl,aui)

# Libraries for non-GL apps (standalone tests don't need GL)
WX_LDFLAGS_NOGL := $(shell $(WXCONFIG) --libs base,core,aui)

# Debug or Release build
ifdef DEBUG
    # Debug: DWARF info, source maps, minimal optimization
    CXXFLAGS = -g -O0 $(WX_CXXFLAGS)
    DEBUG_LDFLAGS = -g -gsource-map
else
    # Release: optimized
    CXXFLAGS = -O2 $(WX_CXXFLAGS)
    DEBUG_LDFLAGS =
endif

# Base Emscripten flags (for all apps)
# ASYNCIFY enables blocking modal dialogs (ShowModal waits for user)
# ASYNCIFY_IMPORTS tells Emscripten which imported JS functions can unwind the stack
# - startModal: for modal dialogs
# - js_writeTextToClipboard, js_readTextFromClipboard, js_clipboardHasText, js_clearClipboard: for clipboard
BASE_LDFLAGS = -sALLOW_MEMORY_GROWTH -sERROR_ON_UNDEFINED_SYMBOLS=0 \
               -s "EXPORTED_RUNTIME_METHODS=['HEAPU8','HEAP8','HEAP32','ccall']" \
               -sASYNCIFY=1 \
               -sASYNCIFY_STACK_SIZE=8192 \
               -sASYNCIFY_IMPORTS=['startModal','js_writeTextToClipboard','js_readTextFromClipboard','js_clipboardHasText','js_clearClipboard']

# GL-specific flags
EM_GL_FLAGS = -sLEGACY_GL_EMULATION -sMAX_WEBGL_VERSION=2
GL_SHIM = ../../lib/gl_immediate_shim.js

# LDFLAGS for GL apps (minimal_test)
LDFLAGS_GL = $(DEBUG_LDFLAGS) $(BASE_LDFLAGS) $(EM_GL_FLAGS) --js-library=$(GL_SHIM) $(WX_LDFLAGS_GL)

# LDFLAGS for non-GL apps (standalone tests)
LDFLAGS_NOGL = $(DEBUG_LDFLAGS) $(BASE_LDFLAGS) $(WX_LDFLAGS_NOGL)

JS = $(TOOLS_ROOT)/wx.js
HTML = $(TOOLS_ROOT)/template.html

# Standalone directories
S = standalone

all: minimal_test.html \
     $(S)/menu/menu_test.html \
     $(S)/clipboard/clipboard_test.html \
     $(S)/filedialog/filedialog_test.html \
     $(S)/layout/layout_test.html \
     $(S)/aui/aui_test.html \
     $(S)/toolbar/toolbar_test.html \
     $(S)/grid/grid_test.html \
     $(S)/dialog/dialog_test.html \
     $(S)/timer/timer_test.html \
     $(S)/tree/tree_test.html

# Main test app (uses GL)
minimal_test.o: minimal_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

minimal_test.html: minimal_test.o
	$(CXX) $< $(LDFLAGS_GL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Menu test (no GL)
$(S)/menu/menu_test.o: $(S)/menu/menu_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/menu/menu_test.html: $(S)/menu/menu_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Clipboard test (no GL)
$(S)/clipboard/clipboard_test.o: $(S)/clipboard/clipboard_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/clipboard/clipboard_test.html: $(S)/clipboard/clipboard_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# FileDialog test (no GL)
$(S)/filedialog/filedialog_test.o: $(S)/filedialog/filedialog_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/filedialog/filedialog_test.html: $(S)/filedialog/filedialog_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Layout test (no GL)
$(S)/layout/layout_test.o: $(S)/layout/layout_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/layout/layout_test.html: $(S)/layout/layout_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# AUI test (no GL)
$(S)/aui/aui_test.o: $(S)/aui/aui_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/aui/aui_test.html: $(S)/aui/aui_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Toolbar test (no GL)
$(S)/toolbar/toolbar_test.o: $(S)/toolbar/toolbar_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/toolbar/toolbar_test.html: $(S)/toolbar/toolbar_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Grid test (no GL)
$(S)/grid/grid_test.o: $(S)/grid/grid_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/grid/grid_test.html: $(S)/grid/grid_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Dialog test (no GL)
$(S)/dialog/dialog_test.o: $(S)/dialog/dialog_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/dialog/dialog_test.html: $(S)/dialog/dialog_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Timer test (no GL)
$(S)/timer/timer_test.o: $(S)/timer/timer_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/timer/timer_test.html: $(S)/timer/timer_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Tree test (no GL)
$(S)/tree/tree_test.o: $(S)/tree/tree_test.cpp
	$(CXX) -c $(CXXFLAGS) $< -o $@

$(S)/tree/tree_test.html: $(S)/tree/tree_test.o
	$(CXX) $< $(LDFLAGS_NOGL) --pre-js $(JS) --shell-file $(HTML) -o $@

# Convenience targets
menu: $(S)/menu/menu_test.html
clipboard: $(S)/clipboard/clipboard_test.html
filedialog: $(S)/filedialog/filedialog_test.html
layout: $(S)/layout/layout_test.html
aui: $(S)/aui/aui_test.html
toolbar: $(S)/toolbar/toolbar_test.html
grid: $(S)/grid/grid_test.html
dialog: $(S)/dialog/dialog_test.html
timer: $(S)/timer/timer_test.html
tree: $(S)/tree/tree_test.html

clean:
	rm -f minimal_test.o minimal_test.html minimal_test.js minimal_test.wasm
	rm -f $(S)/*/*.o $(S)/*/*.html $(S)/*/*.js $(S)/*/*.wasm

.PHONY: all clean menu clipboard filedialog layout aui toolbar grid dialog timer tree