# Note: If you put paths relative to the home directory, do not forget os.path.expanduser

# Note: On Windows, remember to escape backslashes! I.e. EMSCRIPTEN_ROOT='c:\emscripten\' is not valid, but EMSCRIPTEN_ROOT='c:\\emscripten\\' and EMSCRIPTEN_ROOT='c:/emscripten/' are.

import os

# This file is loaded from emscripten/tools/shared.py. There seems to be no
# reasonable way to get a hermetic relocatable setup, other than some kind of
# hack like this.
WASM_INSTALL = os.path.dirname(
                 os.path.dirname(
                   os.path.dirname(
                     os.path.dirname(__file__))))

# this helps projects using emscripten find it
EMSCRIPTEN_ROOT = os.path.join(WASM_INSTALL, 'bin', 'emscripten') # directory
LLVM_ROOT = os.path.join(WASM_INSTALL, 'bin') # directory
BINARYEN_ROOT = os.path.join(WASM_INSTALL) # directory

# If not specified, defaults to sys.executable.
#PYTHON = 'python'

# Add this if you have manually built the JS optimizer executable (in Emscripten/tools/optimizer) and want to run it from a custom location.
# Alternatively, you can set this as the environment variable EMSCRIPTEN_NATIVE_OPTIMIZER.
# EMSCRIPTEN_NATIVE_OPTIMIZER='/path/to/custom/optimizer(.exe)'

# See below for notes on which JS engine(s) you need
NODE_JS = os.path.expanduser(os.getenv('NODE') or '/usr/bin/nodejs') # executable
SPIDERMONKEY_ENGINE = [os.path.expanduser(os.getenv('SPIDERMONKEY') or 'js')] # executable
V8_ENGINE = os.path.join(WASM_INSTALL, 'bin', 'd8') # executable

JAVA = 'java' # executable

TEMP_DIR = '/tmp'

CRUNCH = os.path.expanduser(os.getenv('CRUNCH') or 'crunch') # executable

#CLOSURE_COMPILER = '..' # define this to not use the bundled version

########################################################################################################


# Pick the JS engine to use for running the compiler. This engine must exist, or
# nothing can be compiled.
#
# Recommendation: If you already have node installed, use that. Otherwise, build v8 or
#                 spidermonkey from source. Any of these three is fine, as long as it's
#                 a recent version (especially for v8 and spidermonkey).

#COMPILER_ENGINE = NODE_JS
COMPILER_ENGINE = V8_ENGINE
#COMPILER_ENGINE = SPIDERMONKEY_ENGINE


# All JS engines to use when running the automatic tests. Not all the engines in this list
# must exist (if they don't, they will be skipped in the test runner).
#
# Recommendation: If you already have node installed, use that. If you can, also build
#                 spidermonkey from source as well to get more test coverage (node can't
#                 run all the tests due to node issue 1669). v8 is currently not recommended
#                 here because of v8 issue 1822.

JS_ENGINES = [V8_ENGINE] # add this if you have spidermonkey installed too, SPIDERMONKEY_ENGINE]