comparison setup.py @ 40966:1eaf62a67c1a

rust: better treatment of cargo/rustc errors

Differential Revision: https://phab.mercurial-scm.org/D5435

40965:5532823e8c18

ispypy = "PyPy" in sys.version

iswithrustextensions = 'HGWITHRUSTEXT' in os.environ

import ctypes
import stat, subprocess, time
import re
import shutil
import tempfile
from distutils import log

    'mercurial/thirdparty/xdiff/xprepare.h',
    'mercurial/thirdparty/xdiff/xtypes.h',
    'mercurial/thirdparty/xdiff/xutils.h',
]

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

    if iswithrustextensions is False, does nothing else than plain Extension
    """

            # Unix only fix (os.path.expanduser not really reliable if
            # HOME is shadowed like this)
            import pwd
            env['HOME'] = pwd.getpwuid(os.getuid()).pw_dir

        subprocess.check_call(['cargo', 'build', '-vv', '--release'],
                              env=env, cwd=self.rustsrcdir)
        self.library_dirs.append(self.rusttargetdir)

extmodules = [
    Extension('mercurial.cext.base85', ['mercurial/cext/base85.c'],
              include_dirs=common_include_dirs,
              depends=common_depends),

40966:1eaf62a67c1a

ispypy = "PyPy" in sys.version

iswithrustextensions = 'HGWITHRUSTEXT' in os.environ

import ctypes
import errno
import stat, subprocess, time
import re
import shutil
import tempfile
from distutils import log

    'mercurial/thirdparty/xdiff/xprepare.h',
    'mercurial/thirdparty/xdiff/xtypes.h',
    'mercurial/thirdparty/xdiff/xutils.h',
]

class RustCompilationError(CCompilerError):
    """Exception class for Rust compilation errors."""

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

    if iswithrustextensions is False, does nothing else than plain Extension
    """

            # Unix only fix (os.path.expanduser not really reliable if
            # HOME is shadowed like this)
            import pwd
            env['HOME'] = pwd.getpwuid(os.getuid()).pw_dir

        cargocmd = ['cargo', 'build', '-vv', '--release']
        try:
            subprocess.check_call(cargocmd, env=env, cwd=self.rustsrcdir)
        except OSError as exc:
            if exc.errno == errno.ENOENT:
                raise RustCompilationError("Cargo not found")
            elif exc.errno == errno.EACCES:
                raise RustCompilationError(
                    "Cargo found, but permisssion to execute it is denied")
            else:
                raise
        except subprocess.CalledProcessError:
            raise RustCompilationError(
                "Cargo failed. Working directory: %r, "
                "command: %r, environment: %r" % (self.rustsrcdir, cmd, env))

extmodules = [
    Extension('mercurial.cext.base85', ['mercurial/cext/base85.c'],
              include_dirs=common_include_dirs,
              depends=common_depends),