d15dc9f40f
Emscripten compiles to WASM, which can be loaded via HTML / JavaScript. This allows you to play OpenTTD inside a browser. Co-authored-by: milek7 <me@milek7.pl>
214 lines
6.4 KiB
Diff
214 lines
6.4 KiB
Diff
From 90dd4d4c6b1cedec338ff5b375fffca93700f7bc Mon Sep 17 00:00:00 2001
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From: milek7 <me@milek7.pl>
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Date: Tue, 8 Dec 2020 01:03:31 +0100
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Subject: [PATCH] Add liblzma port
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---
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Source: https://github.com/emscripten-core/emscripten/pull/12990
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Modifed by OpenTTD to have the bare minimum needed to work. Otherwise there
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are constantly conflicts when trying to apply this patch to different versions
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of emsdk.
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diff --git a/embuilder.py b/embuilder.py
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index 818262190ed..ab7d5adb7b2 100755
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--- a/embuilder.py
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+++ b/embuilder.py
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@@ -60,6 +60,7 @@
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'harfbuzz',
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'icu',
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'libjpeg',
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+ 'liblzma',
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'libpng',
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'ogg',
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'regal',
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@@ -197,6 +198,8 @@ def main():
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build_port('ogg', libname('libogg'))
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elif what == 'libjpeg':
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build_port('libjpeg', libname('libjpeg'))
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+ elif what == 'liblzma':
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+ build_port('liblzma', libname('liblzma'))
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elif what == 'libpng':
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build_port('libpng', libname('libpng'))
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elif what == 'sdl2':
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diff --git a/src/settings.js b/src/settings.js
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index 61cd98939ba..be6fcb678c6 100644
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--- a/src/settings.js
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+++ b/src/settings.js
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@@ -1197,6 +1197,9 @@ var USE_BZIP2 = 0;
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// 1 = use libjpeg from emscripten-ports
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var USE_LIBJPEG = 0;
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+// 1 = use liblzma from emscripten-ports
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+var USE_LIBLZMA = 0;
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+
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// 1 = use libpng from emscripten-ports
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var USE_LIBPNG = 0;
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diff --git a/tools/ports/liblzma.py b/tools/ports/liblzma.py
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new file mode 100644
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index 00000000000..e9567ef36ff
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--- /dev/null
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+++ b/tools/ports/liblzma.py
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@@ -0,0 +1,160 @@
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+# Copyright 2020 The Emscripten Authors. All rights reserved.
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+# Emscripten is available under two separate licenses, the MIT license and the
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+# University of Illinois/NCSA Open Source License. Both these licenses can be
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+# found in the LICENSE file.
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+
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+import os
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+import shutil
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+
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+VERSION = '5.2.5'
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+HASH = '7443674247deda2935220fbc4dfc7665e5bb5a260be8ad858c8bd7d7b9f0f868f04ea45e62eb17c0a5e6a2de7c7500ad2d201e2d668c48ca29bd9eea5a73a3ce'
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+
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+
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+def needed(settings):
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+ return settings.USE_LIBLZMA
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+
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+
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+def get(ports, settings, shared):
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+ libname = ports.get_lib_name('liblzma')
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+ ports.fetch_project('liblzma', 'https://tukaani.org/xz/xz-' + VERSION + '.tar.gz', 'xz-' + VERSION, sha512hash=HASH)
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+
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+ def create():
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+ ports.clear_project_build('liblzma')
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+
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+ source_path = os.path.join(ports.get_dir(), 'liblzma', 'xz-' + VERSION)
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+ dest_path = os.path.join(ports.get_build_dir(), 'liblzma')
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+
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+ shared.try_delete(dest_path)
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+ os.makedirs(dest_path)
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+ shutil.rmtree(dest_path, ignore_errors=True)
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+ shutil.copytree(source_path, dest_path)
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+
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+ build_flags = ['-DHAVE_CONFIG_H', '-DTUKLIB_SYMBOL_PREFIX=lzma_', '-fvisibility=hidden']
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+ exclude_dirs = ['xzdec', 'xz', 'lzmainfo']
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+ exclude_files = ['crc32_small.c', 'crc64_small.c', 'crc32_tablegen.c', 'crc64_tablegen.c', 'price_tablegen.c', 'fastpos_tablegen.c'
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+ 'tuklib_exit.c', 'tuklib_mbstr_fw.c', 'tuklib_mbstr_width.c', 'tuklib_open_stdxxx.c', 'tuklib_progname.c']
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+ include_dirs_rel = ['../common', 'api', 'common', 'check', 'lz', 'rangecoder', 'lzma', 'delta', 'simple']
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+
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+ open(os.path.join(dest_path, 'src', 'config.h'), 'w').write(config_h)
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+
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+ final = os.path.join(dest_path, libname)
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+ include_dirs = [os.path.join(dest_path, 'src', 'liblzma', p) for p in include_dirs_rel]
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+ ports.build_port(os.path.join(dest_path, 'src'), final, flags=build_flags, exclude_dirs=exclude_dirs, exclude_files=exclude_files, includes=include_dirs)
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+
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+ ports.install_headers(os.path.join(dest_path, 'src', 'liblzma', 'api'), 'lzma.h')
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+ ports.install_headers(os.path.join(dest_path, 'src', 'liblzma', 'api', 'lzma'), '*.h', 'lzma')
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+
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+ return final
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+
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+ return [shared.Cache.get(libname, create, what='port')]
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+
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+
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+def clear(ports, settings, shared):
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+ shared.Cache.erase_file(ports.get_lib_name('liblzma'))
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+
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+
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+def process_args(ports):
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+ return []
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+
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+
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+def show():
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+ return 'liblzma (USE_LIBLZMA=1; public domain)'
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+
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+
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+config_h = r'''
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+#define ASSUME_RAM 128
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+#define ENABLE_NLS 1
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+#define HAVE_CHECK_CRC32 1
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+#define HAVE_CHECK_CRC64 1
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+#define HAVE_CHECK_SHA256 1
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+#define HAVE_CLOCK_GETTIME 1
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+#define HAVE_DCGETTEXT 1
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+#define HAVE_DECL_CLOCK_MONOTONIC 1
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+#define HAVE_DECL_PROGRAM_INVOCATION_NAME 1
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+#define HAVE_DECODERS 1
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+#define HAVE_DECODER_ARM 1
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+#define HAVE_DECODER_ARMTHUMB 1
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+#define HAVE_DECODER_DELTA 1
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+#define HAVE_DECODER_IA64 1
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+#define HAVE_DECODER_LZMA1 1
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+#define HAVE_DECODER_LZMA2 1
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+#define HAVE_DECODER_POWERPC 1
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+#define HAVE_DECODER_SPARC 1
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+#define HAVE_DECODER_X86 1
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+#define HAVE_DLFCN_H 1
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+#define HAVE_ENCODERS 1
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+#define HAVE_ENCODER_ARM 1
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+#define HAVE_ENCODER_ARMTHUMB 1
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+#define HAVE_ENCODER_DELTA 1
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+#define HAVE_ENCODER_IA64 1
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+#define HAVE_ENCODER_LZMA1 1
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+#define HAVE_ENCODER_LZMA2 1
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+#define HAVE_ENCODER_POWERPC 1
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+#define HAVE_ENCODER_SPARC 1
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+#define HAVE_ENCODER_X86 1
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+#define HAVE_FCNTL_H 1
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+#define HAVE_FUTIMENS 1
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+#define HAVE_GETOPT_H 1
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+#define HAVE_GETOPT_LONG 1
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+#define HAVE_GETTEXT 1
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+#define HAVE_IMMINTRIN_H 1
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+#define HAVE_INTTYPES_H 1
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+#define HAVE_LIMITS_H 1
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+#define HAVE_MBRTOWC 1
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+#define HAVE_MEMORY_H 1
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+#define HAVE_MF_BT2 1
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+#define HAVE_MF_BT3 1
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+#define HAVE_MF_BT4 1
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+#define HAVE_MF_HC3 1
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+#define HAVE_MF_HC4 1
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+#define HAVE_OPTRESET 1
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+#define HAVE_POSIX_FADVISE 1
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+#define HAVE_PTHREAD_CONDATTR_SETCLOCK 1
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+#define HAVE_PTHREAD_PRIO_INHERIT 1
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+#define HAVE_STDBOOL_H 1
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+#define HAVE_STDINT_H 1
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+#define HAVE_STDLIB_H 1
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+#define HAVE_STRINGS_H 1
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+#define HAVE_STRING_H 1
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+#define HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC 1
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+#define HAVE_SYS_PARAM_H 1
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+#define HAVE_SYS_STAT_H 1
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+#define HAVE_SYS_TIME_H 1
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+#define HAVE_SYS_TYPES_H 1
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+#define HAVE_UINTPTR_T 1
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+#define HAVE_UNISTD_H 1
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+#define HAVE_VISIBILITY 1
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+#define HAVE_WCWIDTH 1
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+#define HAVE__BOOL 1
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+#define HAVE___BUILTIN_ASSUME_ALIGNED 1
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+#define HAVE___BUILTIN_BSWAPXX 1
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+#define MYTHREAD_POSIX 1
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+#define NDEBUG 1
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+#define PACKAGE "xz"
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+#define PACKAGE_BUGREPORT "lasse.collin@tukaani.org"
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+#define PACKAGE_NAME "XZ Utils"
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+#define PACKAGE_STRING "XZ Utils 5.2.5"
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+#define PACKAGE_TARNAME "xz"
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+#define PACKAGE_VERSION "5.2.5"
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+#define SIZEOF_SIZE_T 4
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+#define STDC_HEADERS 1
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+#define TUKLIB_CPUCORES_SYSCONF 1
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+#define TUKLIB_FAST_UNALIGNED_ACCESS 1
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+#define TUKLIB_PHYSMEM_SYSCONF 1
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+#ifndef _ALL_SOURCE
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+# define _ALL_SOURCE 1
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+#endif
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+#ifndef _GNU_SOURCE
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+# define _GNU_SOURCE 1
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+#endif
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+#ifndef _POSIX_PTHREAD_SEMANTICS
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+# define _POSIX_PTHREAD_SEMANTICS 1
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+#endif
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+#ifndef _TANDEM_SOURCE
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+# define _TANDEM_SOURCE 1
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+#endif
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+#ifndef __EXTENSIONS__
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+# define __EXTENSIONS__ 1
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+#endif
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+#define VERSION "5.2.5"
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+'''
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