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bootstrap: use the same version number for rustc and cargo #79133

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merged 1 commit into from
Nov 18, 2020
Merged

bootstrap: use the same version number for rustc and cargo #79133

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29 changes: 4 additions & 25 deletions src/bootstrap/bootstrap.py
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Original file line number Diff line number Diff line change
Expand Up @@ -360,7 +360,6 @@ def output(filepath):
class RustBuild(object):
"""Provide all the methods required to build Rust"""
def __init__(self):
self.cargo_channel = ''
self.date = ''
self._download_url = ''
self.rustc_channel = ''
Expand All @@ -387,7 +386,6 @@ def download_stage0(self):
will move all the content to the right place.
"""
rustc_channel = self.rustc_channel
cargo_channel = self.cargo_channel
rustfmt_channel = self.rustfmt_channel

if self.rustc().startswith(self.bin_root()) and \
Expand All @@ -400,30 +398,22 @@ def download_stage0(self):
rustc_channel, self.build, tarball_suffix)
pattern = "rust-std-{}".format(self.build)
self._download_stage0_helper(filename, pattern, tarball_suffix)

filename = "rustc-{}-{}{}".format(rustc_channel, self.build,
tarball_suffix)
self._download_stage0_helper(filename, "rustc", tarball_suffix)
filename = "cargo-{}-{}{}".format(rustc_channel, self.build,
tarball_suffix)
self._download_stage0_helper(filename, "cargo", tarball_suffix)
self.fix_bin_or_dylib("{}/bin/rustc".format(self.bin_root()))
self.fix_bin_or_dylib("{}/bin/rustdoc".format(self.bin_root()))
self.fix_bin_or_dylib("{}/bin/cargo".format(self.bin_root()))
lib_dir = "{}/lib".format(self.bin_root())
for lib in os.listdir(lib_dir):
if lib.endswith(".so"):
self.fix_bin_or_dylib("{}/{}".format(lib_dir, lib))
with output(self.rustc_stamp()) as rust_stamp:
rust_stamp.write(self.date)

if self.cargo().startswith(self.bin_root()) and \
(not os.path.exists(self.cargo()) or
self.program_out_of_date(self.cargo_stamp())):
tarball_suffix = '.tar.xz' if support_xz() else '.tar.gz'
filename = "cargo-{}-{}{}".format(cargo_channel, self.build,
tarball_suffix)
self._download_stage0_helper(filename, "cargo", tarball_suffix)
self.fix_bin_or_dylib("{}/bin/cargo".format(self.bin_root()))
with output(self.cargo_stamp()) as cargo_stamp:
cargo_stamp.write(self.date)

if self.rustfmt() and self.rustfmt().startswith(self.bin_root()) and (
not os.path.exists(self.rustfmt())
or self.program_out_of_date(self.rustfmt_stamp(), self.rustfmt_channel)
Expand Down Expand Up @@ -601,16 +591,6 @@ def rustc_stamp(self):
"""
return os.path.join(self.bin_root(), '.rustc-stamp')

def cargo_stamp(self):
"""Return the path for .cargo-stamp

>>> rb = RustBuild()
>>> rb.build_dir = "build"
>>> rb.cargo_stamp() == os.path.join("build", "stage0", ".cargo-stamp")
True
"""
return os.path.join(self.bin_root(), '.cargo-stamp')

def rustfmt_stamp(self):
"""Return the path for .rustfmt-stamp

Expand Down Expand Up @@ -1056,7 +1036,6 @@ def bootstrap(help_triggered):
data = stage0_data(build.rust_root)
build.date = data['date']
build.rustc_channel = data['rustc']
build.cargo_channel = data['cargo']

if "rustfmt" in data:
build.rustfmt_channel = data['rustfmt']
Expand Down
11 changes: 5 additions & 6 deletions src/stage0.txt
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Original file line number Diff line number Diff line change
@@ -1,20 +1,19 @@
# This file describes the stage0 compiler that's used to then bootstrap the Rust
# compiler itself. For the rustbuild build system, this also describes the
# relevant Cargo revision that we're using.
# compiler itself.
#
# Currently Rust always bootstraps from the previous stable release, and in our
# train model this means that the master branch bootstraps from beta, beta
# bootstraps from current stable, and stable bootstraps from the previous stable
# release.
#
# If you're looking at this file on the master branch, you'll likely see that
# rustc and cargo are configured to `beta`, whereas if you're looking at a
# source tarball for a stable release you'll likely see `1.x.0` for rustc and
# `0.(x+1).0` for Cargo where they were released on `date`.
# rustc is configured to `beta`, whereas if you're looking at a source tarball
# for a stable release you'll likely see `1.x.0` for rustc, with the previous
# stable release's version number. `date` is the date where the release we're
# bootstrapping off was released.

date: 2020-10-16
rustc: beta
cargo: beta

# We use a nightly rustfmt to format the source because it solves some
# bootstrapping issues with use of new syntax in this repo. If you're looking at
Expand Down