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[bootstrap] Add support for cross compile hosts flag #2902

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merged 1 commit into from
Sep 1, 2020
Merged

[bootstrap] Add support for cross compile hosts flag #2902

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19 changes: 12 additions & 7 deletions Utilities/bootstrap
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Original file line number Diff line number Diff line change
Expand Up @@ -130,6 +130,11 @@ def add_build_args(parser):
help="paths (relative to the project root) where to install build products [%(default)s]",
default=["/tmp/swiftpm"],
metavar="PATHS")
parser.add_argument(
"--cross-compile-hosts",
dest="cross_compile_hosts",
help="List of cross compile hosts targets.",
default=[])

def add_test_args(parser):
"""Configures the parser with the arguments necessary for the test action."""
Expand Down Expand Up @@ -182,7 +187,7 @@ def parse_build_args(args):
args.clang_path = get_clang_path(args)
args.cmake_path = get_cmake_path(args)
args.ninja_path = get_ninja_path(args)
if os.getenv("CROSS_COMPILE_HOSTS"): # Use XCBuild target directory when building for multiple arches.
if args.cross_compile_hosts: # Use XCBuild target directory when building for multiple arches.
args.target_dir = os.path.join(args.build_dir, "apple/Products")
else:
args.target_dir = os.path.join(args.build_dir, get_build_target(args))
Expand Down Expand Up @@ -356,7 +361,7 @@ def install(args):
# Install the swiftmodule and swiftdoc files.
for module in libswiftpm_modules:
install_binary(args, module + ".swiftmodule", dest)
if not os.getenv("CROSS_COMPILE_HOSTS"): # When compiling for multiple arches, swiftdoc is part of the swiftmodule directory
if not args.cross_compile_hosts: # When compiling for multiple arches, swiftdoc is part of the swiftmodule directory
install_binary(args, module + ".swiftdoc", dest)

# Install the C headers.
Expand Down Expand Up @@ -403,7 +408,7 @@ def install_binary(args, binary, dest_dir):
note("Installing %s to %s" % (src, dest))

mkdir_p(os.path.dirname(dest))
if os.path.isdir(src) and os.getenv("CROSS_COMPILE_HOSTS"): # Handle swiftmodule directories if compiling for multiple arches.
if os.path.isdir(src) and args.cross_compile_hosts: # Handle swiftmodule directories if compiling for multiple arches.
dir_util.copy_tree(src, dest)
else:
file_util.copy_file(src, dest, update=1)
Expand Down Expand Up @@ -569,11 +574,11 @@ def build_swiftpm_with_swiftpm(args, integrated_swift_driver):
swiftpm_args.append("--use-integrated-swift-driver")

build_target = get_build_target(args)
cross_compile_host = os.getenv("CROSS_COMPILE_HOSTS")
if build_target == 'x86_64-apple-macosx' and cross_compile_host == "macosx-arm64":
cross_compile_hosts = args.cross_compile_hosts
if build_target == 'x86_64-apple-macosx' and "macosx-arm64" in cross_compile_hosts:
swiftpm_args += ["--arch", "x86_64", "--arch", "arm64"]
elif cross_compile_host:
error("cannot cross-compile for %s" % cross_compile_host)
elif cross_compile_hosts:
error("cannot cross-compile for %s" % cross_compile_hosts)

call_swiftpm(args, swiftpm_args)

Expand Down