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Python
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647#!/usr/bin/env python3
# Finds the macos swift library directory and prints the full path to stdout.# First argument is the path to the swift executable.
import osimport sysfrom shutil import whichfrom subprocess import check_output
def find_swift_lib(): swift_lib_dir = os.environ.get("SWIFT_LIB_DYNAMIC", "") if swift_lib_dir: return swift_lib_dir
# first check for lib dir relative to swift executable xcode_dir = os.path.dirname(os.path.dirname(sys.argv[1])) swift_lib_dir = os.path.join(xcode_dir, "lib", "swift", "macosx")
if os.path.isdir(swift_lib_dir): return swift_lib_dir
# fallback to xcode-select path xcode_select = which("xcode-select") if not xcode_select: sys.exit(1)
xcode_path = check_output([xcode_select, "-p"], encoding="UTF-8")
swift_lib_dir = os.path.join( xcode_path, "Toolchains/XcodeDefault.xctoolchain/usr/lib/swift/macosx", ) if os.path.isdir(swift_lib_dir): return swift_lib_dir
# last resort if we still haven't found a path swift_lib_dir = os.path.join(xcode_path, "usr/lib/swift/macosx") if not os.path.isdir(swift_lib_dir): sys.exit(1) return swift_lib_dir
if __name__ == "__main__": swift_lib_dir = find_swift_lib() sys.stdout.write(swift_lib_dir)