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Diffstat (limited to 'intl/icu_sources_data.py')
| -rw-r--r-- | intl/icu_sources_data.py | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/intl/icu_sources_data.py b/intl/icu_sources_data.py new file mode 100644 index 0000000000..0ebbab4938 --- /dev/null +++ b/intl/icu_sources_data.py @@ -0,0 +1,296 @@ +#!/usr/bin/env python +# +# Any copyright is dedicated to the Public Domain. +# http://creativecommons.org/publicdomain/zero/1.0/ +# +# Generate SOURCES in sources.mozbuild files from ICU's Makefile.in +# files, and also build a standalone copy of ICU using its build +# system to generate a new copy of the in-tree ICU data file. +# +# This script expects to be run from `update-icu.sh` after the in-tree +# copy of ICU has been updated. + +import glob +import multiprocessing +import os +import shutil +import subprocess +import sys +import tempfile + +from mozpack import path as mozpath + +# The following files have been determined to be dead/unused by a +# semi-automated analysis. You can just remove any of the files below +# if you need them. However, files marked with a "Cluster" comment +# can only be removed together, as they have (directional) dependencies. +# If you want to rerun this analysis, contact :decoder. +UNUSED_SOURCES = set( + [ + "intl/icu/source/common/bytestrieiterator.cpp", + "intl/icu/source/common/cstr.cpp", + "intl/icu/source/common/cwchar.cpp", + "intl/icu/source/common/icudataver.cpp", + "intl/icu/source/common/icuplug.cpp", + "intl/icu/source/common/pluralmap.cpp", + "intl/icu/source/common/ucat.cpp", + "intl/icu/source/common/ucnv2022.cpp", + "intl/icu/source/common/ucnv_ct.cpp", + "intl/icu/source/common/ucnvdisp.cpp", + "intl/icu/source/common/ucnv_ext.cpp", + "intl/icu/source/common/ucnvhz.cpp", + "intl/icu/source/common/ucnvisci.cpp", + "intl/icu/source/common/ucnv_lmb.cpp", + "intl/icu/source/common/ucnvmbcs.cpp", + "intl/icu/source/common/uidna.cpp", + "intl/icu/source/common/unorm.cpp", + "intl/icu/source/common/usc_impl.cpp", + "intl/icu/source/common/ustr_wcs.cpp", + "intl/icu/source/common/util_props.cpp", + "intl/icu/source/i18n/anytrans.cpp", + "intl/icu/source/i18n/brktrans.cpp", + "intl/icu/source/i18n/casetrn.cpp", + "intl/icu/source/i18n/cpdtrans.cpp", + "intl/icu/source/i18n/esctrn.cpp", + "intl/icu/source/i18n/fmtable_cnv.cpp", + "intl/icu/source/i18n/funcrepl.cpp", + "intl/icu/source/i18n/gender.cpp", + "intl/icu/source/i18n/name2uni.cpp", + "intl/icu/source/i18n/nortrans.cpp", + "intl/icu/source/i18n/nultrans.cpp", + "intl/icu/source/i18n/quant.cpp", + "intl/icu/source/i18n/rbt.cpp", + "intl/icu/source/i18n/rbt_data.cpp", + "intl/icu/source/i18n/rbt_pars.cpp", + "intl/icu/source/i18n/rbt_rule.cpp", + "intl/icu/source/i18n/rbt_set.cpp", + "intl/icu/source/i18n/regexcmp.cpp", + "intl/icu/source/i18n/regeximp.cpp", + "intl/icu/source/i18n/regexst.cpp", + "intl/icu/source/i18n/regextxt.cpp", + "intl/icu/source/i18n/rematch.cpp", + "intl/icu/source/i18n/remtrans.cpp", + "intl/icu/source/i18n/repattrn.cpp", + "intl/icu/source/i18n/scientificnumberformatter.cpp", + "intl/icu/source/i18n/strmatch.cpp", + "intl/icu/source/i18n/strrepl.cpp", + "intl/icu/source/i18n/titletrn.cpp", + "intl/icu/source/i18n/tolowtrn.cpp", + "intl/icu/source/i18n/toupptrn.cpp", + "intl/icu/source/i18n/translit.cpp", + "intl/icu/source/i18n/transreg.cpp", + "intl/icu/source/i18n/tridpars.cpp", + "intl/icu/source/i18n/unesctrn.cpp", + "intl/icu/source/i18n/uni2name.cpp", + "intl/icu/source/i18n/uregexc.cpp", + "intl/icu/source/i18n/uregex.cpp", + "intl/icu/source/i18n/uregion.cpp", + "intl/icu/source/i18n/uspoof_build.cpp", + "intl/icu/source/i18n/uspoof_conf.cpp", + "intl/icu/source/i18n/utrans.cpp", + "intl/icu/source/i18n/vzone.cpp", + "intl/icu/source/i18n/zrule.cpp", + "intl/icu/source/i18n/ztrans.cpp", + # Cluster + "intl/icu/source/common/resbund_cnv.cpp", + "intl/icu/source/common/ures_cnv.cpp", + # Cluster + "intl/icu/source/common/propsvec.cpp", + "intl/icu/source/common/ucnvsel.cpp", + "intl/icu/source/common/ucnv_set.cpp", + # Cluster + "intl/icu/source/common/ubiditransform.cpp", + "intl/icu/source/common/ushape.cpp", + # Cluster + "intl/icu/source/i18n/csdetect.cpp", + "intl/icu/source/i18n/csmatch.cpp", + "intl/icu/source/i18n/csr2022.cpp", + "intl/icu/source/i18n/csrecog.cpp", + "intl/icu/source/i18n/csrmbcs.cpp", + "intl/icu/source/i18n/csrsbcs.cpp", + "intl/icu/source/i18n/csrucode.cpp", + "intl/icu/source/i18n/csrutf8.cpp", + "intl/icu/source/i18n/inputext.cpp", + "intl/icu/source/i18n/ucsdet.cpp", + # Cluster + "intl/icu/source/i18n/alphaindex.cpp", + "intl/icu/source/i18n/ulocdata.cpp", + ] +) + + +def ensure_source_file_exists(dir, filename): + f = mozpath.join(dir, filename) + if os.path.isfile(f): + return f + raise Exception("Couldn't find source file for: %s" % filename) + + +def get_sources(sources_file): + srcdir = os.path.dirname(sources_file) + with open(sources_file) as f: + return sorted( + (ensure_source_file_exists(srcdir, name.strip()) for name in f), + key=lambda x: x.lower(), + ) + + +def list_headers(path): + result = [] + for name in os.listdir(path): + f = mozpath.join(path, name) + if os.path.isfile(f): + result.append(f) + return sorted(result, key=lambda x: x.lower()) + + +def write_sources(mozbuild, sources, headers): + with open(mozbuild, "w", newline="\n", encoding="utf-8") as f: + f.write( + "# THIS FILE IS GENERATED BY /intl/icu_sources_data.py " + "DO NOT EDIT\n" + ) + + def write_list(name, content): + if content: + f.write("%s %s [\n" % (name, "=" if name.islower() else "+=")) + f.write("".join(" '/%s',\n" % s for s in content)) + f.write("]\n") + + write_list("sources", [s for s in sources if s not in UNUSED_SOURCES]) + write_list("other_sources", [s for s in sources if s in UNUSED_SOURCES]) + write_list("EXPORTS.unicode", headers) + + +def update_sources(topsrcdir): + print("Updating ICU sources lists...") + for d in ["common", "i18n", "tools/toolutil", "tools/icupkg"]: + base_path = mozpath.join(topsrcdir, "intl/icu/source/%s" % d) + sources_file = mozpath.join(base_path, "sources.txt") + mozbuild = mozpath.join( + topsrcdir, "config/external/icu/%s/sources.mozbuild" % mozpath.basename(d) + ) + sources = [mozpath.relpath(s, topsrcdir) for s in get_sources(sources_file)] + unicode_dir = mozpath.join(base_path, "unicode") + if os.path.exists(unicode_dir): + headers = [ + mozpath.normsep(os.path.relpath(s, topsrcdir)) + for s in list_headers(unicode_dir) + ] + else: + headers = None + write_sources(mozbuild, sources, headers) + + +def try_run(name, command, cwd=None, **kwargs): + try: + with tempfile.NamedTemporaryFile(prefix=name, delete=False) as f: + subprocess.check_call( + command, cwd=cwd, stdout=f, stderr=subprocess.STDOUT, **kwargs + ) + except subprocess.CalledProcessError: + print( + """Error running "{}" in directory {} + See output in {}""".format( + " ".join(command), cwd, f.name + ), + file=sys.stderr, + ) + return False + else: + os.unlink(f.name) + return True + + +def get_data_file(data_dir): + files = glob.glob(mozpath.join(data_dir, "icudt*.dat")) + return files[0] if files else None + + +def update_data_file(topsrcdir): + objdir = tempfile.mkdtemp(prefix="icu-obj-") + configure = mozpath.join(topsrcdir, "intl/icu/source/configure") + env = dict(os.environ) + # bug 1262101 - these should be shared with the moz.build files + env.update( + { + "CPPFLAGS": ( + "-DU_NO_DEFAULT_INCLUDE_UTF_HEADERS=1 " + + "-DU_HIDE_OBSOLETE_UTF_OLD_H=1" + + "-DUCONFIG_NO_LEGACY_CONVERSION " + + "-DUCONFIG_NO_TRANSLITERATION " + + "-DUCONFIG_NO_REGULAR_EXPRESSIONS " + + "-DUCONFIG_NO_BREAK_ITERATION " + + "-DU_CHARSET_IS_UTF8" + ) + } + ) + + # Exclude data that we currently don't need. + # + # The file format for ICU's data build tool is described at + # <https://github.com/unicode-org/icu/blob/master/docs/userguide/icu_data/buildtool.md>. + env["ICU_DATA_FILTER_FILE"] = mozpath.join(topsrcdir, "intl/icu/data_filter.json") + + print("Running ICU configure...") + if not try_run( + "icu-configure", + [ + "sh", + configure, + "--with-data-packaging=archive", + "--enable-static", + "--disable-shared", + "--disable-extras", + "--disable-icuio", + "--disable-layout", + "--disable-layoutex", + "--disable-tests", + "--disable-samples", + "--disable-strict", + ], + cwd=objdir, + env=env, + ): + return False + print("Running ICU make...") + if not try_run( + "icu-make", + ["make", "--jobs=%d" % multiprocessing.cpu_count(), "--output-sync"], + cwd=objdir, + ): + return False + print("Copying ICU data file...") + tree_data_path = mozpath.join(topsrcdir, "config/external/icu/data/") + old_data_file = get_data_file(tree_data_path) + if not old_data_file: + print("Error: no ICU data file in %s" % tree_data_path, file=sys.stderr) + return False + new_data_file = get_data_file(mozpath.join(objdir, "data/out")) + if not new_data_file: + print("Error: no ICU data in ICU objdir", file=sys.stderr) + return False + if os.path.basename(old_data_file) != os.path.basename(new_data_file): + # Data file name has the major version number embedded. + os.unlink(old_data_file) + shutil.copy(new_data_file, tree_data_path) + try: + shutil.rmtree(objdir) + except Exception: + print("Warning: failed to remove %s" % objdir, file=sys.stderr) + return True + + +def main(): + if len(sys.argv) != 2: + print("Usage: icu_sources_data.py <mozilla topsrcdir>", file=sys.stderr) + sys.exit(1) + + topsrcdir = mozpath.abspath(sys.argv[1]) + update_sources(topsrcdir) + if not update_data_file(topsrcdir): + print("Error updating ICU data file", file=sys.stderr) + sys.exit(1) + + +if __name__ == "__main__": + main() |