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GH-137484: Have Tools/wasm/wasi use the build triple instead of "build" (GH-37485)

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This should help prevent issuse where something like a container is used to do one build and then someone tries to build again locally.
This commit is contained in:
Brett Cannon
2025-08-06 12:28:54 -07:00
committed by GitHub
parent ffb5a5372d
commit 0953200b13
2 changed files with 8 additions and 11 deletions
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2
Misc/NEWS.d/next/Tools-Demos/2025-08-06-11-54-55.gh-issue-137484.8iFAQs.rst Normal file
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@@ -0,0 +1,2 @@
Have ``Tools/wasm/wasi`` put the build Python into a directory named after
the build triple instead of "build".

17
Tools/wasm/wasi/__main__.py
View File

@@ -20,7 +20,8 @@ CHECKOUT = pathlib.Path(__file__).parent.parent.parent.parent
assert (CHECKOUT / "configure").is_file(), "Please update the location of the file"
CROSS_BUILD_DIR = CHECKOUT / "cross-build"
BUILD_DIR = CROSS_BUILD_DIR / "build"
# Build platform can also be found via `config.guess`.
BUILD_DIR = CROSS_BUILD_DIR / sysconfig.get_config_var("BUILD_GNU_TYPE")
LOCAL_SETUP = CHECKOUT / "Modules" / "Setup.local"
LOCAL_SETUP_MARKER = ("# Generated by Tools/wasm/wasi .\n"
@@ -80,7 +81,7 @@ def subdir(working_dir, *, clean_ok=False):
print("📁", working_dir)
if (clean_ok and getattr(context, "clean", False) and
working_dir.exists()):
print(f"🚮 Deleting directory (--clean)...")
print("🚮 Deleting directory (--clean)...")
shutil.rmtree(working_dir)
working_dir.mkdir(parents=True, exist_ok=True)
@@ -120,12 +121,6 @@ def call(command, *, context=None, quiet=False, logdir=None, **kwargs):
subprocess.check_call(command, **kwargs, stdout=stdout, stderr=stderr)
def build_platform():
"""The name of the build/host platform."""
# Can also be found via `config.guess`.
return sysconfig.get_config_var("BUILD_GNU_TYPE")
def build_python_path():
"""The path to the build Python binary."""
binary = BUILD_DIR / "python"
@@ -274,7 +269,7 @@ def configure_wasi_python(context, working_dir):
# executed from within a checkout.
configure = [os.path.relpath(CHECKOUT / 'configure', working_dir),
f"--host={context.host_triple}",
f"--build={build_platform()}",
f"--build={BUILD_DIR.name}",
f"--with-build-python={build_python}"]
if build_python_is_pydebug():
configure.append("--with-pydebug")
@@ -357,8 +352,8 @@ def main():
"Python)")
make_host = subcommands.add_parser("make-host",
help="Run `make` for the host/WASI")
clean = subcommands.add_parser("clean", help="Delete files and directories "
"created by this script")
subcommands.add_parser("clean", help="Delete files and directories "
"created by this script")
for subcommand in build, configure_build, make_build, configure_host, make_host:
subcommand.add_argument("--quiet", action="store_true", default=False,
dest="quiet",