rust-cpython: build and support for Python3
Defined Cargo features for Python3, making them overall simpler to
use, hooked them in build and made mercurial.rustext importable.
This is tested with Python 3.6.7.
Differential Revision: https://phab.mercurial-scm.org/D5446
[package]
name = "hg-cpython"
version = "0.1.0"
authors = ["Georges Racinet <gracinet@anybox.fr>"]
[lib]
name='rusthg'
crate-type = ["cdylib"]
[features]
default = ["python27"]
python27 = ["cpython/python27-sys",
"cpython/extension-module-2-7",
"python27-sys",
]
python3 = ["python3-sys", "cpython/python3-sys", "cpython/extension-module"]
[dependencies]
hg-core = { path = "../hg-core" }
libc = '*'
[dependencies.cpython]
version = "*"
default-features = false
[dependencies.python27-sys]
version = "0.2.1"
optional = true
[dependencies.python3-sys]
version = "0.2.1"
optional = true