overlaycontext: allow calling copydata() on clean context
We should just report no copy if the context is clean.
Differential Revision: https://phab.mercurial-scm.org/D6358
[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