Files
mtgodot-poc/extension/third_party/cpython-2.7.18/RISCOS/README
T
shenleiandClaude Opus 5 5fad769ee8 port 2P step 1: vendor CPython 2.7.18 as the mtpython static library
The embedded 40250 script layer needs its own interpreter on five platforms.
2.7 is end-of-life, so nothing can be fetched from the target SDKs and the
source is vendored (official 2.7.18 tarball, trimmed to 25MB; Lib/ stays for
step 3's python27.zip).

cpython-2.7.18/CMakeLists.txt builds one `mtpython` static library from exactly
the 133 objects the reference libpython2.7.a contains, off by default behind
-DMTGODOT_EMBED_PYTHON=ON. The source list and the built-in module table
(config/config.c, 39 entries) are shared; pyconfig.h is a probe result and is
not, so each platform keeps its own under config/<platform>/, regenerated by
tools/py_embed/gen_pyconfig.sh and checked against the shared table.

Three vendor patches, documented in docs/THIRD-PARTY.md: configure/configure.ac
learn arm64 on macOS, and posixmodule.c undefines the process-control calls it
hard-defines past pyconfig.h when building for iOS.

macOS (ctest python.embed: every builtin imports, codecs and pickle work off the
vendored Lib/), Android arm64 and iOS arm64 build. Linux needs a Linux host and
Windows needs a MinGW-vs-MSVC decision; both are noted for step 4.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-09-23 08:27:35 +09:00

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This directory contains files for the RISC OS port of Python.
For more information about RISC OS see http://www.riscos.com/ .
This port is currently being maintained by Dietmar Schwertberger,
dietmar@schwertberger.de .
On http://www.schwertberger.de you may find compiled versions and libraries
as well as RISC OS specific documentation and extensions.
==========================================================================
Compiling:
1. Extract Files from archive directory 'Python-...' to a directory named
'!Python'.
2. Use a tool like Rename to change filenames from '*/[ch]' into '[ch].*'.
3. Create missing directories with 'amu cdirs'.
4. Build with 'amu'.
I've only tested Acorn/Norcroft C/C++ 5.30 and amu.
Python now uses the 32 bit libraries from Pace as well as the 32 bit
version of OSLib.
You will also need some additional libraries:
DLK (patched version)
http://www.schwertberger.de
OSLib
http://www.mk-net.demon.co.uk/oslib
zlib (optional)
ftp://ftp.freesoftware.com/pub/infozip/zlib/
expat (optional)
http://sourceforge.net/projects/expat/
(makefile and config.h available from http://www.schwertberger.de/riscos_expat.zip