Remove Rust from the tree.

Part 4 for #58

2 files changed, 0 insertions, 167 deletions

diff --git a/build/moz.configure/rust.configure b/build/moz.configure/rust.configure
deleted file mode 100644
index 261768f64..000000000
--- a/build/moz.configure/rust.configure
+++ /dev/null
@@ -1,166 +0,0 @@
-# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
-# vim: set filetype=python:
-# This Source Code Form is subject to the terms of the Mozilla Public
-# License, v. 2.0. If a copy of the MPL was not distributed with this
-# file, You can obtain one at http://mozilla.org/MPL/2.0/.
-
-option('--enable-rust', help='Include Rust language sources')
-
-@depends('--enable-rust')
-def rust_compiler_names(value):
-    if value:
-        return ['rustc']
-
-@depends('--enable-rust')
-def cargo_binary_names(value):
-    if value:
-        return ['cargo']
-
-rustc = check_prog('RUSTC', rust_compiler_names, allow_missing=True)
-cargo = check_prog('CARGO', cargo_binary_names, allow_missing=True)
-
-@depends_if(rustc)
-@checking('rustc version', lambda info: info.version)
-def rustc_info(rustc):
-        out = check_cmd_output(rustc, '--version', '--verbose').splitlines()
-        info = dict((s.strip() for s in line.split(':', 1)) for line in out[1:])
-        return namespace(
-            version=Version(info.get('release', '0')),
-            commit=info.get('commit-hash', 'unknown'),
-        )
-
-@depends_if(cargo)
-@checking('cargo support for --frozen')
-@imports('subprocess')
-@imports('os')
-def cargo_supports_frozen(cargo):
-    try:
-        lines = subprocess.check_output(
-            [cargo, 'help', 'build']
-        ).splitlines()
-        supported = any('    --frozen' in l for l in lines)
-        if 'MOZ_AUTOMATION' in os.environ and not supported:
-            die('cargo in automation must support --frozen')
-        return supported
-    except subprocess.CalledProcessError as e:
-        die('Failed to call cargo: %s', e.message)
-
-set_config('MOZ_CARGO_SUPPORTS_FROZEN', cargo_supports_frozen)
-
-@depends('--enable-rust', rustc, rustc_info)
-@imports(_from='textwrap', _import='dedent')
-def rust_compiler(value, rustc, rustc_info):
-    if value:
-        if not rustc:
-            die(dedent('''\
-            Rust compiler not found.
-            To compile rust language sources, you must have 'rustc' in your path.
-            See https//www.rust-lang.org/ for more information.
-            '''))
-        version = rustc_info.version
-        min_version = Version('1.10')
-        if version < min_version:
-            die(dedent('''\
-            Rust compiler {} is too old.
-            To compile Rust language sources please install at least
-            version {} of the 'rustc' toolchain and make sure it is
-            first in your path.
-            You can verify this by typing 'rustc --version'.
-            '''.format(version, min_version)))
-        return True
-
-set_config('MOZ_RUST', rust_compiler)
-
-@depends(rust_compiler, rustc, target, cross_compiling)
-@imports('os')
-@imports('subprocess')
-@imports(_from='mozbuild.configure.util', _import='LineIO')
-@imports(_from='mozbuild.shellutil', _import='quote')
-@imports(_from='tempfile', _import='mkstemp')
-def rust_target(rust_compiler, rustc, target, cross_compiling):
-    if rust_compiler:
-        # Rust's --target options are similar to, but not exactly the same
-        # as, the autoconf-derived targets we use.  An example would be that
-        # Rust uses distinct target triples for targetting the GNU C++ ABI
-        # and the MSVC C++ ABI on Win32, whereas autoconf has a single
-        # triple and relies on the user to ensure that everything is
-        # compiled for the appropriate ABI.  We need to perform appropriate
-        # munging to get the correct option to rustc.
-        #
-        # The canonical list of targets supported can be derived from:
-        #
-        # https://github.com/rust-lang/rust/tree/master/mk/cfg
-
-        # Avoid having to write out os+kernel for all the platforms where
-        # they don't differ.
-        os_or_kernel = target.kernel if target.kernel == 'Linux' and target.os != 'Android' else target.os
-        rustc_target = {
-            # DragonFly
-            ('x86_64', 'DragonFly'): 'x86_64-unknown-dragonfly',
-            # FreeBSD
-            ('x86', 'FreeBSD'): 'i686-unknown-freebsd',
-            ('x86_64', 'FreeBSD'): 'x86_64-unknown-freebsd',
-            # NetBSD
-            ('x86_64', 'NetBSD'): 'x86_64-unknown-netbsd',
-            # OpenBSD
-            ('x86_64', 'OpenBSD'): 'x86_64-unknown-openbsd',
-            # Linux
-            ('x86', 'Linux'): 'i586-unknown-linux-gnu',
-            # Linux
-            ('x86_64', 'Linux'): 'x86_64-unknown-linux-gnu',
-            # OS X and iOS
-            ('x86', 'OSX'): 'i686-apple-darwin',
-            ('x86', 'iOS'): 'i386-apple-ios',
-            ('x86_64', 'OSX'): 'x86_64-apple-darwin',
-            # Android
-            ('x86', 'Android'): 'i686-linux-android',
-            ('arm', 'Android'): 'armv7-linux-androideabi',
-            # Windows
-            # XXX better detection of CXX needed here, to figure out whether
-            # we need i686-pc-windows-gnu instead, since mingw32 builds work.
-            ('x86', 'WINNT'): 'i686-pc-windows-msvc',
-            ('x86_64', 'WINNT'): 'x86_64-pc-windows-msvc',
-        }.get((target.cpu, os_or_kernel), None)
-
-        if rustc_target is None:
-            die("Don't know how to translate {} for rustc".format(target.alias))
-
-        # Check to see whether our rustc has a reasonably functional stdlib
-        # for our chosen target.
-        target_arg = '--target=' + rustc_target
-        in_fd, in_path = mkstemp(prefix='conftest', suffix='.rs')
-        out_fd, out_path = mkstemp(prefix='conftest', suffix='.rlib')
-        os.close(out_fd)
-        try:
-            source = 'pub extern fn hello() { println!("Hello world"); }'
-            log.debug('Creating `%s` with content:', in_path)
-            with LineIO(lambda l: log.debug('| %s', l)) as out:
-                out.write(source)
-
-            os.write(in_fd, source)
-            os.close(in_fd)
-
-            cmd = [
-                rustc,
-                '--crate-type', 'staticlib',
-                target_arg,
-                '-o', out_path,
-                in_path,
-            ]
-            def failed():
-                die('Cannot compile for {} with {}'.format(target.alias, rustc))
-            check_cmd_output(*cmd, onerror=failed)
-            if not os.path.exists(out_path) or os.path.getsize(out_path) == 0:
-                failed()
-        finally:
-            os.remove(in_path)
-            os.remove(out_path)
-        # This target is usable.
-        return rustc_target
-
-set_config('RUST_TARGET', rust_target)
-
-# Until we remove all the other Rust checks in old-configure.
-add_old_configure_assignment('MOZ_RUST', rust_compiler)
-add_old_configure_assignment('RUSTC', rustc)
-add_old_configure_assignment('RUST_TARGET', rust_target)
diff --git a/build/moz.configure/toolchain.configure b/build/moz.configure/toolchain.configure
index 5e9fcc384..7aa94f9e1 100644
--- a/build/moz.configure/toolchain.configure
+++ b/build/moz.configure/toolchain.configure
@@ -907,4 +907,3 @@ set_config('WRAP_SYSTEM_INCLUDES', wrap_system_includes)
 set_config('VISIBILITY_FLAGS', visibility_flags)
 
 include('windows.configure')
-include('rust.configure')