mirror of
https://github.com/apple/swift.git
synced 2025-12-14 20:36:38 +01:00
127 lines
3.8 KiB
Python
127 lines
3.8 KiB
Python
#===--- SwiftBuildSupport.py - Utilities for Swift build scripts -----------===#
|
|
#
|
|
# This source file is part of the Swift.org open source project
|
|
#
|
|
# Copyright (c) 2014 - 2015 Apple Inc. and the Swift project authors
|
|
# Licensed under Apache License v2.0 with Runtime Library Exception
|
|
#
|
|
# See http://swift.org/LICENSE.txt for license information
|
|
# See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
|
|
#
|
|
#===------------------------------------------------------------------------===#
|
|
|
|
from __future__ import print_function
|
|
|
|
import ConfigParser
|
|
import os
|
|
import pipes
|
|
import subprocess
|
|
import sys
|
|
|
|
|
|
HOME = os.environ["HOME"]
|
|
|
|
|
|
# Set SWIFT_SOURCE_ROOT in your environment to control where the sources
|
|
# are found.
|
|
SWIFT_SOURCE_ROOT = os.environ.get(
|
|
"SWIFT_SOURCE_ROOT", os.path.join(HOME, "src", "s"))
|
|
|
|
|
|
# Set SWIFT_BUILD_ROOT to a directory that will contain a subdirectory
|
|
# for each build configuration
|
|
SWIFT_BUILD_ROOT = os.environ.get(
|
|
"SWIFT_BUILD_ROOT", os.path.join(HOME, "build", "swift"))
|
|
|
|
|
|
def print_with_argv0(message):
|
|
print(sys.argv[0] + ": " + message)
|
|
|
|
|
|
def bad_usage(message):
|
|
print_with_argv0(message)
|
|
print("Run '" + pipes.quote(sys.argv[0]) + " --help' for more information.")
|
|
sys.exit(1)
|
|
|
|
|
|
def quote_shell_command(args):
|
|
return " ".join([ pipes.quote(a) for a in args ])
|
|
|
|
|
|
def check_call(args, verbose=False):
|
|
try:
|
|
return subprocess.check_call(args)
|
|
except:
|
|
if verbose:
|
|
print_with_argv0("failed command: " + quote_shell_command(args))
|
|
else:
|
|
print_with_argv0("command terminated with a non-zero exit status, aborting build")
|
|
sys.stdout.flush()
|
|
sys.exit(1)
|
|
|
|
|
|
def check_output(args, verbose=False):
|
|
try:
|
|
return subprocess.check_output(args)
|
|
except:
|
|
if verbose:
|
|
print_with_argv0("failed command: " + quote_shell_command(args))
|
|
else:
|
|
print_with_argv0("command terminated with a non-zero exit status, aborting build")
|
|
sys.stdout.flush()
|
|
sys.exit(1)
|
|
|
|
|
|
def get_preset_options_impl(config, substitutions, preset_name):
|
|
section_name = "preset: " + preset_name
|
|
if section_name not in config.sections():
|
|
return (None, None)
|
|
|
|
build_script_opts = []
|
|
build_script_impl_opts = []
|
|
dash_dash_seen = False
|
|
for o, a in config.items(section_name):
|
|
if o in substitutions:
|
|
continue
|
|
|
|
opt = None
|
|
if o == "mixin-preset":
|
|
# Split on newlines and filter out empty lines.
|
|
mixins = filter(None, [m.strip() for m in a.splitlines()])
|
|
for mixin in mixins:
|
|
(base_build_script_opts, base_build_script_impl_opts) = \
|
|
get_preset_options_impl(config, substitutions, mixin)
|
|
build_script_opts += base_build_script_opts
|
|
build_script_impl_opts += base_build_script_impl_opts
|
|
elif o == "dash-dash":
|
|
dash_dash_seen = True
|
|
elif a == "":
|
|
opt = "--" + o
|
|
else:
|
|
opt = "--" + o + "=" + a
|
|
|
|
if opt:
|
|
if not dash_dash_seen:
|
|
build_script_opts.append(opt)
|
|
else:
|
|
build_script_impl_opts.append(opt)
|
|
return (build_script_opts, build_script_impl_opts)
|
|
|
|
|
|
def get_preset_options(substitutions, preset_file_names, preset_name):
|
|
config = ConfigParser.SafeConfigParser(substitutions, allow_no_value=True)
|
|
if config.read(preset_file_names) == []:
|
|
print_with_argv0(
|
|
"preset file not found (tried " + str(preset_file_names) + ")")
|
|
sys.exit(1)
|
|
|
|
(build_script_opts, build_script_impl_opts) = \
|
|
get_preset_options_impl(config, substitutions, preset_name)
|
|
if build_script_opts is None:
|
|
print_with_argv0("preset '" + preset_name + "'not found")
|
|
sys.exit(1)
|
|
|
|
return build_script_opts + [ "--" ] + build_script_impl_opts
|
|
|
|
|