Single-file decoder script can now (optionally) create an encoder

To complement the single-file decoder a new script was added to create an amalgamated single-file of all of the Zstd source, along with examples and (simple) tests.
2020-04-03 19:07:46 +02:00
parent 7202184ee0
commit 7c420344d2
21 changed files with 5390 additions and 3326 deletions
@@ -0,0 +1,74 @@
+/**
+ * \file zstd.c
+ * Single-file Zstandard library.
+ * 
+ * Generate using:
+ * \code
+ *	combine.sh -r ../../lib -r ../../lib/common -r ../../lib/compress -r ../../lib/decompress -k zstd.h -o zstd.c zstd-in.c
+ * \endcode
+ */
+/*
+ * Copyright (c) 2016-2020, Yann Collet, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under both the BSD-style license (found in the
+ * LICENSE file in the root directory of this source tree) and the GPLv2 (found
+ * in the COPYING file in the root directory of this source tree).
+ * You may select, at your option, one of the above-listed licenses.
+ */
+/*
+ * Settings to bake for the single library file.
+ * 
+ * Note: It's important that none of these affects 'zstd.h' (only the
+ * implementation files we're amalgamating).
+ * 
+ * Note: MEM_MODULE stops xxhash redefining BYTE, U16, etc., which are also
+ * defined in mem.h (breaking C99 compatibility).
+ * 
+ * Note: multithreading is enabled for all platforms apart from Emscripten.
+ */
+#define DEBUGLEVEL 0
+#define MEM_MODULE
+#define XXH_NAMESPACE ZSTD_
+#define XXH_PRIVATE_API
+#define XXH_INLINE_ALL
+#define ZSTD_LEGACY_SUPPORT 0
+#define ZSTD_LIB_DICTBUILDER 0
+#define ZSTD_LIB_DEPRECATED 0
+#define ZSTD_NOBENCH
+#ifndef __EMSCRIPTEN__
+#define ZSTD_MULTITHREAD
+#endif
+
+/* common */
+#include "debug.c"
+#include "entropy_common.c"
+#include "error_private.c"
+#include "fse_decompress.c"
+#include "threading.c"
+#include "pool.c"
+#include "xxhash.c"
+#include "zstd_common.c"
+
+/* compress */
+#include "fse_compress.c"
+#include "hist.c"
+#include "huf_compress.c"
+#include "zstd_compress_literals.c"
+#include "zstd_compress_sequences.c"
+#include "zstd_compress_superblock.c"
+#include "zstd_compress.c"
+#include "zstd_double_fast.c"
+#include "zstd_fast.c"
+#include "zstd_lazy.c"
+#include "zstd_ldm.c"
+#include "zstd_opt.c"
+#ifdef ZSTD_MULTITHREAD
+#include "zstdmt_compress.c"
+#endif
+
+/* decompress */
+#include "huf_decompress.c"
+#include "zstd_ddict.c"
+#include "zstd_decompress.c"
+#include "zstd_decompress_block.c"