Function build_pyodide_wheel

scripts/test.py:1170–1214

Build Pyodide wheel. This runs `pyodide build` inside the PyMuPDF directory, which in turn runs setup.py in a Pyodide build environment.

(pyodide_build_version=None)

        

def build_pyodide_wheel(pyodide_build_version=None):
    '''
    Build Pyodide wheel.

    This runs `pyodide build` inside the PyMuPDF directory, which in turn runs
    setup.py in a Pyodide build environment.
    '''
    log(f'## Building Pyodide wheel.')

    # Our setup.py does not know anything about Pyodide; we set a few
    # required environmental variables here.
    #
    env_extra = dict()

    # Disable libcrypto because not available in Pyodide.
    env_extra['HAVE_LIBCRYPTO'] = 'no'

    # Tell MuPDF to build for Pyodide.
    env_extra['OS'] = 'pyodide'

    # Build a single wheel without a separate PyMuPDFb wheel.
    env_extra['PYMUPDF_SETUP_FLAVOUR'] = 'pb'
    
    # 2023-08-30: We set PYMUPDF_SETUP_MUPDF_BUILD_TESSERACT=0 because
    # otherwise mupdf thirdparty/tesseract/src/ccstruct/dppoint.cpp fails to
    # build because `#include "errcode.h"` finds a header inside emsdk. This is
    # pyodide bug https://github.com/pyodide/pyodide/issues/3839. It's fixed in
    # https://github.com/pyodide/pyodide/pull/3866 but the fix has not reached
    # pypi.org's pyodide-build package. E.g. currently in tag 0.23.4, but
    # current devuan pyodide-build is pyodide_build-0.23.4.
    #
    env_extra['PYMUPDF_SETUP_MUPDF_TESSERACT'] = '0'
    setup = pyodide_setup(pymupdf_dir, pyodide_build_version=pyodide_build_version)
    command = f'{setup} && echo "### Running pyodide build" && pyodide build --exports whole_archive'
    
    command = command.replace(' && ', '\n && ')
    
    run(command, env_extra=env_extra)
    
    # Copy wheel into `wheelhouse/` so it is picked up as a workflow
    # artifact.
    #
    run(f'ls -l {pymupdf_dir}/dist/')
    run(f'mkdir -p {pymupdf_dir}/wheelhouse && cp -p {pymupdf_dir}/dist/* {pymupdf_dir}/wheelhouse/')
    run(f'ls -l {pymupdf_dir}/wheelhouse/')    


def pyodide_setup(