moz.build

# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
# vim: set filetype=python:
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.

WASM_SOURCES += [
    "/third_party/rlbox_wasm2c_sandbox/c_src/wasm2c_sandbox_wrapper.c",
]

LOCAL_INCLUDES += ["/third_party/wasm2c/wasm2c/"]

EXPORTS += [
    "/third_party/wasm2c/wasm2c/wasm-rt.h",
]

EXPORTS.mozilla += [
    "/security/rlbox/include/RLBoxSandboxPool.h",
]

SOURCES += [
    "!rlbox.wasm.c",
    "/security/rlbox/src/RLBoxSandboxPool.cpp",
    "/third_party/wasm2c/wasm2c/wasm-rt-impl.c",
    "/third_party/wasm2c/wasm2c/wasm-rt-os-unix.c",
    "/third_party/wasm2c/wasm2c/wasm-rt-os-win.c",
    "/third_party/wasm2c/wasm2c/wasm-rt-wasi.c",
]

# Configure the wasm runtime to use a custom trap handler that calls MOZ_CRASH
DEFINES["WASM_RT_CUSTOM_TRAP_HANDLER"] = "moz_wasm2c_trap_handler"

# Configure the wasm runtime to invoke a callback when a malloc fails inside
# the sandbox. This information is used to annotate crash reports
DEFINES["WASM2C_MALLOC_FAIL_CALLBACK"] = "moz_wasm2c_malloc_failed"

# Configuration that removes the wasm2c functions from shared library exports
DEFINES["WASM_DONT_EXPORT_FUNCS"] = True

FINAL_LIBRARY = "xul"

# Allow compiler warnings both in wasm compiles (because they're third-party
# libraries), and C compiles (because they're code generated by wasm2c).
AllowCompilerWarnings()

WASM_DEFINES["MOZILLA_CLIENT"] = True
WASM_DEFINES["_WASI_EMULATED_PROCESS_CLOCKS"] = True

SANDBOXED_WASM_LIBRARY_NAME = "rlbox.wasm"

if CONFIG["MOZ_WASM_SANDBOXING_HUNSPELL"]:
    include("/extensions/spellcheck/hunspell/src/sources.mozbuild")
    WASM_SOURCES += [
        "/extensions/spellcheck/hunspell/src/" + s for s in hunspell_sources
    ]
    LOCAL_INCLUDES += [
        "/extensions/spellcheck/hunspell/glue",
        "/extensions/spellcheck/hunspell/src",
    ]

if CONFIG["MOZ_WASM_SANDBOXING_GRAPHITE"]:
    include("/gfx/graphite2/src/sources.mozbuild")
    WASM_SOURCES += ["/gfx/graphite2/src/" + s for s in graphite_sources]
    WASM_SOURCES += [
        "/gfx/graphite2/src/call_machine.cpp",
    ]
    for k, v in graphite_defines:
        WASM_DEFINES[k] = v
    LOCAL_INCLUDES += ["/gfx/graphite2/src"]

if CONFIG["MOZ_WASM_SANDBOXING_OGG"]:
    include("/media/libogg/sources.mozbuild")
    WASM_SOURCES += ["/media/libogg/" + s for s in ogg_sources]
    LOCAL_INCLUDES += ["/media/libogg"]