setup-rust: add a --no-rust flag
This new flag will make sure the rust extension will not be build. If neither
`--rust` nor `--no-rust` is specified the `HGWITHRUSTEXT` is used.
--- a/setup.py Mon Mar 09 17:26:30 2020 +0100
+++ b/setup.py Fri Mar 06 16:06:30 2020 +0100
@@ -136,14 +136,6 @@
ispypy = "PyPy" in sys.version
-hgrustext = os.environ.get('HGWITHRUSTEXT')
-# TODO record it for proper rebuild upon changes
-# (see mercurial/__modulepolicy__.py)
-if hgrustext != 'cpython' and hgrustext is not None:
- if hgrustext:
- printf('unkown HGWITHRUSTEXT value: %s' % hgrustext, file=sys.stderr)
- hgrustext = None
-
import ctypes
import errno
import stat, subprocess, time
@@ -478,14 +470,45 @@
class hgdist(Distribution):
pure = False
- rust = hgrustext is not None
+ rust = False
+ no_rust = False
cffi = ispypy
global_options = Distribution.global_options + [
('pure', None, "use pure (slow) Python code instead of C extensions"),
('rust', None, "use Rust extensions additionally to C extensions"),
+ (
+ 'no-rust',
+ None,
+ "do not use Rust extensions additionally to C extensions",
+ ),
]
+ negative_opt = Distribution.negative_opt.copy()
+ boolean_options = ['pure', 'rust', 'no-rust']
+ negative_opt['no-rust'] = 'rust'
+
+ def _set_command_options(self, command_obj, option_dict=None):
+ command_obj.boolean_options += self.boolean_options
+ return Distribution._set_command_options(
+ self, command_obj, option_dict=option_dict
+ )
+
+ def parse_command_line(self):
+ ret = Distribution.parse_command_line(self)
+ if not (self.rust or self.no_rust):
+ hgrustext = os.environ.get('HGWITHRUSTEXT')
+ # TODO record it for proper rebuild upon changes
+ # (see mercurial/__modulepolicy__.py)
+ if hgrustext != 'cpython' and hgrustext is not None:
+ if hgrustext:
+ msg = 'unkown HGWITHRUSTEXT value: %s' % hgrustext
+ printf(msg, file=sys.stderr)
+ hgrustext = None
+ self.rust = hgrustext is not None
+ self.no_rust = not self.rust
+ return ret
+
def has_ext_modules(self):
# self.ext_modules is emptied in hgbuildpy.finalize_options which is
# too late for some cases