Noissue - Use meson to build the C++ code

meson.build

Index: meson.build
===================================================================
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+project('adblockpluscore', license: ['GPL3'])
+
+emcc = find_program('emcc')
+nodejs = find_program('node')
+
+JS_LIBRARY = files('compiled/library.js')
+BINDINGS_GENERATOR = 'bindings.cpp.js'
+BINDINGS_OUTPUT = 'bindings.js'
+COMPILER_OUTPUT = 'compiled.js'
+# params for emcc compilation
+ADDITIONAL_PARAMS = ['-O3', '-m32', '-std=c++1z', '--memory-init-file', '0',
+                     '--emit-symbol-map', '-Wall', '-Werror', '-fno-exceptions',
+                     '-fno-rtti', '--js-library', JS_LIBRARY]
+DEFINES = []
+GENERATION_PARAMS = [
+    ['SHELL_FILE', '"' + meson.source_root() + '/compiled/shell.js"'],
+    ['ASM_JS', '2'],  # "almost asm"
+    ['TOTAL_MEMORY', 16*1024*1024],
+    ['TOTAL_STACK', 1*1024*1024],
+    ['ALLOW_MEMORY_GROWTH', 1],
+    ['NO_EXIT_RUNTIME', 1],
+    ['NO_DYNAMIC_EXECUTION', 1],
+    ['NO_FILESYSTEM', 1],
+    ['INVOKE_RUN', 0],
+    ['TEXTDECODER', 0],
+    ['EXPORTED_RUNTIME_METHODS', '["cwrap", "ccall", "stringToAscii"]']
+]
+
+bindings_sources = files(
+    'compiled/bindings/generator.cpp',
+    'compiled/bindings/main.cpp',
+)
+sources = files(
+    'compiled/bindings/runtime_utils.cpp',
+    'compiled/filter/ActiveFilter.cpp',
+    'compiled/filter/BlockingFilter.cpp',
+    'compiled/filter/CommentFilter.cpp',
+    'compiled/filter/ElemHideBase.cpp',
+    'compiled/filter/ElemHideEmulationFilter.cpp',
+    'compiled/filter/ElemHideException.cpp',
+    'compiled/filter/ElemHideFilter.cpp',
+    'compiled/filter/Filter.cpp',
+    'compiled/filter/InvalidFilter.cpp',
+    'compiled/filter/RegExpFilter.cpp',
+    'compiled/filter/WhitelistFilter.cpp',
+    'compiled/subscription/DownloadableSubscription.cpp',
+    'compiled/subscription/Subscription.cpp',
+    'compiled/subscription/UserDefinedSubscription.cpp',
+    'compiled/traceInit.cpp'
+)
+
+bindings_generator = custom_target('bindings-generator',
+                   input: bindings_sources + sources,
+                   output: BINDINGS_GENERATOR,
+                   command: [emcc, '-o', '@OUTPUT@',
+                             '-std=c++1z', '--js-library', JS_LIBRARY,
+                             '--js-library',
+                             files('compiled/bindings/library.js'),
+                             '@INPUT@'])
+bindings_output = custom_target('bindings-output',
+                input: bindings_generator,
+                output: BINDINGS_OUTPUT,
+                capture: true,
+                command: [nodejs, '@INPUT@'])
+
+
+defines_args = []
+foreach define : DEFINES
+        defines_args += '-D' + define
+endforeach
+
+generation_args = []
+foreach param : GENERATION_PARAMS
+        generation_args += '-s'
+        generation_args += param[0] + '=' + '@0@'.format(param[1])
+endforeach
+
+optional_args = []
+debug = get_option('buildtype')
+if debug.startswith('debug')
+  optional_args += '-g3'
+endif
+tracing = get_option('tracing')
+if tracing
+  optional_args += '--tracing'
+endif
+
+compiler_output = custom_target('compiled.js',
+                build_by_default: true,
+                input: sources,
+                output: COMPILER_OUTPUT,
+                command: [emcc, '-o', '@OUTPUT@', '-std=c++1z',
+                '--post-js', bindings_output, '@INPUT@'] +
+                defines_args + generation_args + optional_args +
+                ADDITIONAL_PARAMS)