diff --git a/autoconf/py-compile b/autoconf/py-compile index bc2039140..d11962e96 100755 --- a/autoconf/py-compile +++ b/autoconf/py-compile @@ -1,9 +1,9 @@ #!/bin/sh # py-compile - Compile a Python program -scriptversion=2011-06-08.12; # UTC +scriptversion=2023-03-30.00; # UTC -# Copyright (C) 2000-2014 Free Software Foundation, Inc. +# Copyright (C) 2000-2023 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by @@ -16,7 +16,7 @@ scriptversion=2011-06-08.12; # UTC # GNU General Public License for more details. # You should have received a copy of the GNU General Public License -# along with this program. If not, see . +# along with this program. If not, see . # As a special exception to the GNU General Public License, if you # distribute this file as part of a program that contains a @@ -27,7 +27,7 @@ scriptversion=2011-06-08.12; # UTC # bugs to or send patches to # . -if [ -z "$PYTHON" ]; then +if test -z "$PYTHON"; then PYTHON=python fi @@ -62,13 +62,19 @@ while test $# -ne 0; do ;; -h|--help) cat <<\EOF -Usage: py-compile [--help] [--version] [--basedir DIR] [--destdir DIR] FILES..." +Usage: py-compile [options] FILES... Byte compile some python scripts FILES. Use --destdir to specify any leading directory path to the FILES that you don't want to include in the byte compiled file. Specify --basedir for any additional path information you do want to be shown in the byte compiled file. +Options: + --basedir DIR Prefix all FILES with DIR, and include in error messages. + --destdir DIR Prefix all FILES with DIR before compiling. + -v, --version Display version information. + -h, --help This help screen. + Example: py-compile --destdir /tmp/pkg-root --basedir /usr/share/test test.py test2.py @@ -94,77 +100,143 @@ EOF shift done -files=$* -if test -z "$files"; then - usage_error "no files given" +if test $# -eq 0; then + usage_error "no files given" fi # if basedir was given, then it should be prepended to filenames before # byte compilation. -if [ -z "$basedir" ]; then - pathtrans="path = file" +if test -z "$basedir"; then + pathtrans="path = file" else - pathtrans="path = os.path.join('$basedir', file)" + pathtrans="path = os.path.join('$basedir', file)" fi # if destdir was given, then it needs to be prepended to the filename to # byte compile but not go into the compiled file. -if [ -z "$destdir" ]; then - filetrans="filepath = path" +if test -z "$destdir"; then + filetrans="filepath = path" else - filetrans="filepath = os.path.normpath('$destdir' + os.sep + path)" + filetrans="filepath = os.path.normpath('$destdir' + os.sep + path)" fi -$PYTHON -c " -import sys, os, py_compile, imp +python_major=`$PYTHON -c 'import sys; print(sys.version_info[0])'` +if test -z "$python_major"; then + usage_error "could not determine $PYTHON major version" +fi -files = '''$files''' +case $python_major in +[01]) + usage_error "python version 0.x and 1.x not supported" + ;; +esac + +python_minor=`$PYTHON -c 'import sys; print(sys.version_info[1])'` + +# NB: When adding support for newer versions, prefer copying & adding new cases +# rather than try to keep things merged with shell variables. + +# First byte compile (no optimization) all the modules. +# This works for all currently known Python versions. +$PYTHON -c " +import sys, os, py_compile + +try: + import importlib +except ImportError: + importlib = None + +# importlib.util.cache_from_source was added in 3.4 +if ( + hasattr(importlib, 'util') + and hasattr(importlib.util, 'cache_from_source') +): + destpath = importlib.util.cache_from_source +else: + destpath = lambda filepath: filepath + 'c' sys.stdout.write('Byte-compiling python modules...\n') -for file in files.split(): +for file in sys.argv[1:]: $pathtrans $filetrans - if not os.path.exists(filepath) or not (len(filepath) >= 3 - and filepath[-3:] == '.py'): - continue - sys.stdout.write(file) + if ( + not os.path.exists(filepath) + or not (len(filepath) >= 3 and filepath[-3:] == '.py') + ): + continue + sys.stdout.write(file + ' ') sys.stdout.flush() - if hasattr(imp, 'get_tag'): - py_compile.compile(filepath, imp.cache_from_source(filepath), path) - else: - py_compile.compile(filepath, filepath + 'c', path) -sys.stdout.write('\n')" || exit $? + py_compile.compile(filepath, destpath(filepath), path) +sys.stdout.write('\n')" "$@" || exit $? -# this will fail for python < 1.5, but that doesn't matter ... +# Then byte compile w/optimization all the modules. $PYTHON -O -c " -import sys, os, py_compile, imp +import sys, os, py_compile -# pypy does not use .pyo optimization -if hasattr(sys, 'pypy_translation_info'): +try: + import importlib +except ImportError: + importlib = None + +# importlib.util.cache_from_source was added in 3.4 +if ( + hasattr(importlib, 'util') + and hasattr(importlib.util, 'cache_from_source') +): + destpath = importlib.util.cache_from_source +else: + destpath = lambda filepath: filepath + 'o' + +# pypy2 does not use .pyo optimization +if sys.version_info.major <= 2 and hasattr(sys, 'pypy_translation_info'): sys.exit(0) -files = '''$files''' sys.stdout.write('Byte-compiling python modules (optimized versions) ...\n') -for file in files.split(): +for file in sys.argv[1:]: $pathtrans $filetrans - if not os.path.exists(filepath) or not (len(filepath) >= 3 - and filepath[-3:] == '.py'): - continue - sys.stdout.write(file) + if ( + not os.path.exists(filepath) + or not (len(filepath) >= 3 and filepath[-3:] == '.py') + ): + continue + sys.stdout.write(file + ' ') sys.stdout.flush() - if hasattr(imp, 'get_tag'): - py_compile.compile(filepath, imp.cache_from_source(filepath, False), path) - else: - py_compile.compile(filepath, filepath + 'o', path) -sys.stdout.write('\n')" 2>/dev/null || : + py_compile.compile(filepath, destpath(filepath), path) +sys.stdout.write('\n')" "$@" 2>/dev/null || exit $? + +# Then byte compile w/more optimization. +# Only do this for Python 3.5+, see https://bugs.gnu.org/38043 for background. +case $python_major.$python_minor in +2.*|3.[0-4]) + ;; +*) + $PYTHON -OO -c " +import sys, os, py_compile, importlib + +sys.stdout.write('Byte-compiling python modules (more optimized versions)' + ' ...\n') +for file in sys.argv[1:]: + $pathtrans + $filetrans + if ( + not os.path.exists(filepath) + or not (len(filepath) >= 3 and filepath[-3:] == '.py') + ): + continue + sys.stdout.write(file + ' ') + sys.stdout.flush() + py_compile.compile(filepath, importlib.util.cache_from_source(filepath), path) +sys.stdout.write('\n')" "$@" 2>/dev/null || exit $? + ;; +esac # Local Variables: # mode: shell-script # sh-indentation: 2 -# eval: (add-hook 'write-file-hooks 'time-stamp) +# eval: (add-hook 'before-save-hook 'time-stamp) # time-stamp-start: "scriptversion=" # time-stamp-format: "%:y-%02m-%02d.%02H" -# time-stamp-time-zone: "UTC" +# time-stamp-time-zone: "UTC0" # time-stamp-end: "; # UTC" # End: