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mpy-cross/mpy_cross: Add a way to query the mpy version.

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This returns the mpy version and sub-version for files compiled with this
mpy-cross binary.

Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
This commit is contained in:
Jim Mussared 2022-09-28 01:05:09 +10:00
parent 71050870b8
commit ee1b4a2026
1 changed files with 14 additions and 2 deletions
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16
mpy-cross/mpy_cross/__init__.py
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@ -27,6 +27,7 @@
from __future__ import print_function from __future__ import print_function
import os import os
import re
import stat import stat
import subprocess import subprocess
@ -54,14 +55,15 @@ NATIVE_ARCHS = [
NATIVE_ARCH_XTENSAWIN, NATIVE_ARCH_XTENSAWIN,
] ]
__all__ = ["compile", "run", "CrossCompileError"] __all__ = ["version", "compile", "run", "CrossCompileError"]
class CrossCompileError(Exception): class CrossCompileError(Exception):
pass pass
def find_mpy_cross_binary(mpy_cross): _VERSION_RE = re.compile("mpy-cross emitting mpy v([0-9]+)(?:.([0-9]+))?")
def _find_mpy_cross_binary(mpy_cross): def _find_mpy_cross_binary(mpy_cross):
if mpy_cross: if mpy_cross:
@ -69,6 +71,16 @@ def _find_mpy_cross_binary(mpy_cross):
return os.path.abspath(os.path.join(os.path.dirname(__file__), "../build/mpy-cross")) return os.path.abspath(os.path.join(os.path.dirname(__file__), "../build/mpy-cross"))
def mpy_version(mpy_cross=None):
version_info = run(["--version"], mpy_cross=mpy_cross)
match = re.search(_VERSION_RE, version_info)
mpy_version, mpy_sub_version = int(match.group(1)), int(match.group(2) or "0")
return (
mpy_version,
mpy_sub_version,
)
def compile(src, dest=None, src_path=None, opt=None, march=None, mpy_cross=None, extra_args=None): def compile(src, dest=None, src_path=None, opt=None, march=None, mpy_cross=None, extra_args=None):
if not src: if not src:
raise ValueError("src is required") raise ValueError("src is required")