comparison setup.py @ 44115:e1b8b4e4f496

rust: add a README

In particular to explain how to build any of the rust. It's neither
obvious, nor easy to find out, nor easy to determine if you did it
right without some documentation.

Differential Revision: https://phab.mercurial-scm.org/D7952

44114:8a3b045d9086

class RustEnhancedExtension(RustExtension):
    """A C Extension, conditionally enhanced with Rust code.

    If the HGRUSTEXT environment variable is set to something else
    than 'cpython', the Rust sources get compiled and linked within the
    C target shared library object.
    """

    def __init__(self, mpath, sources, rustlibname, subcrate, **kw):
        RustExtension.__init__(
            self, mpath, sources, rustlibname, subcrate, **kw

44115:e1b8b4e4f496

class RustEnhancedExtension(RustExtension):
    """A C Extension, conditionally enhanced with Rust code.

    If the HGWITHRUSTEXT environment variable is set to something else
    than 'cpython', the Rust sources get compiled and linked within
    the C target shared library object.
    """

    def __init__(self, mpath, sources, rustlibname, subcrate, **kw):
        RustExtension.__init__(
            self, mpath, sources, rustlibname, subcrate, **kw