62 lines
2.7 KiB
Python
62 lines
2.7 KiB
Python
import platform
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import re
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import shutil
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import subprocess
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import textwrap
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CLANG_MAJOR, CLANG_MINOR = 11, 0
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def printw(str=""):
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print(textwrap.fill(str))
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def print_clang_install_info(upgrade):
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if platform.system() == "Windows":
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printw(f"Please install Clang {CLANG_MAJOR}.{CLANG_MINOR} or newer. We recommend installing Clang via the Visual Studio installer. In the installer, search for \"C++ Clang Compiler\".")
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elif platform.system() == "Darwin":
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printw(f"Please install Clang {CLANG_MAJOR}.{CLANG_MINOR} or newer. We recommend installing Clang via Homebrew (https://brew.sh/):")
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printw()
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if upgrade:
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printw(" brew upgrade llvm")
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else:
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printw(" brew install llvm")
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printw()
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else:
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printw(f"Please install Clang {CLANG_MAJOR}.{CLANG_MINOR} or newer.")
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try:
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out = subprocess.run(["clang", "--version"], capture_output=True, text=True, check=True)
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m = re.search(r"clang version (\d+)\.(\d+)\.(\d+)", out.stdout)
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major, minor, patch = int(m.group(1)), int(m.group(2)), int(m.group(3))
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if major < CLANG_MAJOR or minor < CLANG_MINOR:
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printw(f"ERROR: Your version of Clang is too old. You have version {major}.{minor}.{patch}, but version {CLANG_MAJOR}.{CLANG_MINOR} or greater is required.")
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printw()
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printw("This script is currently running the clang located at:")
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printw(shutil.which("clang"))
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printw()
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print_clang_install_info(True)
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exit(1)
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except FileNotFoundError:
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printw("ERROR: clang is not installed. The Orca samples require Clang in order to compile C programs to WebAssembly.")
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printw()
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print_clang_install_info(False)
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exit(1)
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except subprocess.CalledProcessError:
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printw("WARNING: Could not check Clang version. You may encounter build errors.")
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try:
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subprocess.run(["wasm-ld", "--version"], capture_output=True, check=True)
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except FileNotFoundError:
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printw("ERROR: wasm-ld was not found on your system. This is a component of Clang that is required in order to produce WebAssembly modules. This likely means that an old or otherwise incompatible version of Clang is being used, such as Apple's version of Clang.")
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printw()
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print_clang_install_info(False)
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exit(1)
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try:
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subprocess.run(["orca", "version"], capture_output=True, shell=True, check=True)
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except subprocess.CalledProcessError:
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printw("ERROR: The Orca tooling has not been installed to your system or is not on your PATH. From the root of the Orca source code, please run the following commands:")
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printw()
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printw(" python orca dev build-runtime")
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printw(" python orca dev install")
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exit(1)
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