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Update buildbot to use XCframework build script. #691

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bc5a3ee
Update buildbot to use XCframework build script.
freakboy3742 Mar 25, 2026
1ee9d59
Add a symlink for 3.14 compatibility.
freakboy3742 Mar 27, 2026
2de77fd
Shorten label for linting.
freakboy3742 Mar 27, 2026
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298 changes: 176 additions & 122 deletions master/custom/factories.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1032,6 +1032,7 @@ class _IOSSimulatorBuild(UnixBuild):
build)
* It invokes `make testios` as a test target
"""

buildersuffix = ".iOS-simulator"
ios_min_version = "" # use the default from the configure file
factory_tags = ["iOS"]
Expand All @@ -1045,146 +1046,199 @@ def __init__(self, source, **kwargs):
super().__init__(source, **kwargs)

def setup(self, parallel, branch, test_with_PTY=False, **kwargs):
out_of_tree_dir = "build_oot"
oot_dir_path = os.path.join("build", out_of_tree_dir)
oot_build_path = os.path.join(oot_dir_path, "build")
oot_host_path = os.path.join(oot_dir_path, "host")

# Create out of tree directory for "build", the platform we are
# currently running on
self.addStep(
ShellCommand(
name="mkdir build out-of-tree directory",
description="Create build out-of-tree directory",
command=["mkdir", "-p", oot_build_path],
warnOnFailure=True,
if branch == "3.13":
out_of_tree_dir = "build_oot"
oot_dir_path = os.path.join("build", out_of_tree_dir)
oot_build_path = os.path.join(oot_dir_path, "build")
oot_host_path = os.path.join(oot_dir_path, "host")

# Create out of tree directory for "build", the platform we are
# currently running on
self.addStep(
ShellCommand(
name="mkdir build out-of-tree directory",
description="Create build out-of-tree directory",
command=["mkdir", "-p", oot_build_path],
warnOnFailure=True,
)
)
)
# Create directory for "host", the platform we want to compile *for*
self.addStep(
ShellCommand(
name="mkdir host out-of-tree directory",
description="Create host out-of-tree directory",
command=["mkdir", "-p", oot_host_path],
warnOnFailure=True,
# Create directory for "host", the platform we want to compile *for*
self.addStep(
ShellCommand(
name="mkdir host out-of-tree directory",
description="Create host out-of-tree directory",
command=["mkdir", "-p", oot_host_path],
warnOnFailure=True,
)
)
)

# First, we build the "build" Python, which we need to cross compile
# the "host" Python
self.addStep(
Configure(
name="Configure build Python",
command=["../../configure"],
workdir=oot_build_path
# First, we build the "build" Python, which we need to cross compile
# the "host" Python
self.addStep(
Configure(
name="Configure build Python",
command=["../../configure"],
workdir=oot_build_path,
)
)
)
if parallel:
compile = ["make", parallel]
else:
compile = ["make"]
if parallel:
compile = ["make", parallel]
else:
compile = ["make"]

self.addStep(
Compile(
name="Compile build Python",
command=compile,
workdir=oot_build_path
self.addStep(
Compile(
name="Compile build Python", command=compile, workdir=oot_build_path
)
)
)

# Ensure the host path is isolated from Homebrew et al, but includes
# the host helper binaries. Also add the configuration paths for
# library dependencies.
support_path = f"/Users/buildbot/support/iphonesimulator.{self.arch}"
compile_environ = dict(self.compile_environ)
compile_environ.update({
"PATH": os.pathsep.join([
# This is intentionally a relative path. Buildbot doesn't expose
# the absolute working directory where the build is running as
# something that can be expanded into an environment variable.
"../../iOS/Resources/bin",
"/usr/bin",
"/bin",
"/usr/sbin",
"/sbin",
"/Library/Apple/usr/bin",
]),
"LIBLZMA_CFLAGS": f"-I{support_path}/xz/include",
"LIBLZMA_LIBS": f"-L{support_path}/xz/lib -llzma",
"BZIP2_CFLAGS": f"-I{support_path}/bzip2/include",
"BZIP2_LIBS": f"-L{support_path}/bzip2/lib -lbz2",
"LIBFFI_CFLAGS": f"-I{support_path}/libffi/include",
"LIBFFI_LIBS": f"-L{support_path}/libffi/lib -lffi",
})
# Ensure the host path is isolated from Homebrew et al, but includes
# the host helper binaries. Also add the configuration paths for
# library dependencies.
support_path = f"/Users/buildbot/support/iphonesimulator.{self.arch}"
compile_environ = dict(self.compile_environ)
compile_environ.update(
{
"PATH": os.pathsep.join(
[
# This is intentionally a relative path. Buildbot doesn't expose
# the absolute working directory where the build is running as
# something that can be expanded into an environment variable.
"../../iOS/Resources/bin",
"/usr/bin",
"/bin",
"/usr/sbin",
"/sbin",
"/Library/Apple/usr/bin",
]
),
"LIBLZMA_CFLAGS": f"-I{support_path}/xz/include",
"LIBLZMA_LIBS": f"-L{support_path}/xz/lib -llzma",
"BZIP2_CFLAGS": f"-I{support_path}/bzip2/include",
"BZIP2_LIBS": f"-L{support_path}/bzip2/lib -lbz2",
"LIBFFI_CFLAGS": f"-I{support_path}/libffi/include",
"LIBFFI_LIBS": f"-L{support_path}/libffi/lib -lffi",
}
)

# Now that we have a "build" architecture Python, we can use that
# to build a "host" (also known as the target we are cross compiling)
# Take a copy so that the class-level definition isn't tainted
configure_cmd = list(self.host_configure_cmd)
configure_cmd += self.configureFlags
configure_cmd += self.extra_configure_flags
configure_cmd += [
f"--with-openssl={support_path}/openssl",
f"--build={self.arch}-apple-darwin",
f"--host={self.host}",
"--with-build-python=../build/python.exe",
"--enable-framework"
]
# Now that we have a "build" architecture Python, we can use that
# to build a "host" (also known as the target we are cross compiling)
# Take a copy so that the class-level definition isn't tainted
configure_cmd = list(self.host_configure_cmd)
configure_cmd += self.configureFlags
configure_cmd += self.extra_configure_flags
configure_cmd += [
f"--with-openssl={support_path}/openssl",
f"--build={self.arch}-apple-darwin",
f"--host={self.host}",
"--with-build-python=../build/python.exe",
"--enable-framework",
]

self.addStep(
Configure(
name="Configure host Python",
command=configure_cmd,
env=compile_environ,
workdir=oot_host_path
self.addStep(
Configure(
name="Configure host Python",
command=configure_cmd,
env=compile_environ,
workdir=oot_host_path,
)
)
)

if parallel:
compile = ["make", parallel, self.makeTarget]
install = ["make", parallel, "install"]
else:
compile = ["make", self.makeTarget]
install = ["make", "install"]
if parallel:
compile = ["make", parallel, self.makeTarget]
install = ["make", parallel, "install"]
else:
compile = ["make", self.makeTarget]
install = ["make", "install"]

self.addStep(
Compile(
name="Compile host Python",
command=compile,
env=compile_environ,
workdir=oot_host_path,
self.addStep(
Compile(
name="Compile host Python",
command=compile,
env=compile_environ,
workdir=oot_host_path,
)
)
)
self.addStep(
Compile(
name="Install host Python",
command=install,
env=compile_environ,
workdir=oot_host_path,
self.addStep(
Compile(
name="Install host Python",
command=install,
env=compile_environ,
workdir=oot_host_path,
)
)
)
self.addStep(
Test(
command=["make", "testios"],
timeout=step_timeout(self.test_timeout),
usePTY=test_with_PTY,
env=self.test_environ,
workdir=oot_host_path,
self.addStep(
Test(
command=["make", "testios"],
timeout=step_timeout(self.test_timeout),
usePTY=test_with_PTY,
env=self.test_environ,
workdir=oot_host_path,
)
)
)

self.addStep(
Clean(
name="Clean build Python",
workdir=oot_build_path,
self.addStep(
Clean(
name="Clean build Python",
workdir=oot_build_path,
)
)
)
self.addStep(
Clean(
name="Clean host Python",
workdir=oot_host_path,
self.addStep(
Clean(
name="Clean host Python",
workdir=oot_host_path,
)
)
else:
# Builds of Python 3.14+ can use the XCframework build script.
#
# The script moved to the Platforms folder in 3.15; the first command
# symlinks to the "new" location so that the 3.15+ build instructions
# will work as-is. This will fail on <= 3.13 PR branches.
build_environ = {
"CACHE_DIR": "/Users/buildbot/downloads",
}

self.addSteps(
[
ShellCommand(
name="Set up compatibility symlink",
command="[ -e Platforms/Apple ] || ln -s ../Apple Platforms/Apple",
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Contributor Author

@freakboy3742 freakboy3742 Mar 27, 2026

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The docs say single-string format should work...

The Platforms folder exists on 3.14; it doesn't on 3.13 - so this command will fail early on a 3.13-based build.

),
Compile(
name="Configure and compile build Python",
command=["python3", "Platforms/Apple", "build", "iOS", "build"],
env=build_environ,
),
Compile(
name="Configure and compile host Pythons",
command=["python3", "Platforms/Apple", "build", "iOS", "hosts"],
env=build_environ,
),
Compile(
name="Package XCframework",
command=["python3", "Platforms/Apple", "package", "iOS"],
env=build_environ,
),
Test(
name="Run test suite",
command=[
"python3",
"Platforms/Apple",
"test",
"iOS",
"--slow-ci",
],
env=build_environ,
timeout=step_timeout(self.test_timeout),
),
Clean(
name="Clean the builds",
command=["python3", "Platforms/Apple", "clean", "iOS"],
env=build_environ,
),
]
)
)


class IOSARM64SimulatorBuild(_IOSSimulatorBuild):
Expand Down