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Rollup merge of #73590 - davidtwco:bootstrap-fix-config-env-var, r=Mark-Simulacrum

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bootstrap: no `config.toml` exists regression

Fixes #73574.

This PR fixes a regression introduced in #73317 where an oversight meant that `config.toml` was assumed to exist.
This commit is contained in:
Manish Goregaokar 2020-06-23 00:34:06 -07:00 committed by GitHub
commit 44900f8236
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1 changed files with 9 additions and 5 deletions
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14
src/bootstrap/bootstrap.py
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@ -893,15 +893,18 @@ def bootstrap(help_triggered):
build.verbose = args.verbose
build.clean = args.clean
try:
toml_path = os.getenv('RUST_BOOTSTRAP_CONFIG') or args.config or 'config.toml'
# Read from `RUST_BOOTSTRAP_CONFIG`, then `--config`, then fallback to `config.toml` (if it
# exists).
toml_path = os.getenv('RUST_BOOTSTRAP_CONFIG') or args.config
if not toml_path and os.path.exists('config.toml'):
toml_path = 'config.toml'
if toml_path:
if not os.path.exists(toml_path):
toml_path = os.path.join(build.rust_root, toml_path)
with open(toml_path) as config:
build.config_toml = config.read()
except (OSError, IOError):
pass
config_verbose = build.get_toml('verbose', 'build')
if config_verbose is not None:
@ -947,11 +950,12 @@ def bootstrap(help_triggered):
env["SRC"] = build.rust_root
env["BOOTSTRAP_PARENT_ID"] = str(os.getpid())
env["BOOTSTRAP_PYTHON"] = sys.executable
env["BOOTSTRAP_CONFIG"] = toml_path
env["BUILD_DIR"] = build.build_dir
env["RUSTC_BOOTSTRAP"] = '1'
env["CARGO"] = build.cargo()
env["RUSTC"] = build.rustc()
if toml_path:
env["BOOTSTRAP_CONFIG"] = toml_path
if build.rustfmt():
env["RUSTFMT"] = build.rustfmt()
run(args, env=env, verbose=build.verbose)