Restore the input array after suffix array construction (libsais64 & …

…libsais16x64).

CHANGES

@@ -1,3 +1,6 @@
+Changes in 2.8.7 (January 16, 2025)
+- Restore the input array after suffix array construction (libsais64 & libsais16x64).
+
 Changes in 2.8.6 (November 18, 2024)
 - Fixed out-of-bound memory access issue for large inputs.
 

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.10)
 
-project(libsais VERSION 2.8.6 LANGUAGES C DESCRIPTION "libsais is a library for linear time suffix array, longest common prefix array and burrows wheeler transform construction based on induced sorting algorithm.")
+project(libsais VERSION 2.8.7 LANGUAGES C DESCRIPTION "libsais is a library for linear time suffix array, longest common prefix array and burrows wheeler transform construction based on induced sorting algorithm.")
 
 set(CMAKE_C_STANDARD 99)
 set(CMAKE_C_STANDARD_REQUIRED ON)

README.md

@@ -6,7 +6,7 @@ The libsais is a library for fast (see [Benchmarks](#benchmarks) below) linear t
 * Nataliya Timoshevskaya, Wu-chun Feng *SAIS-OPT: On the characterization and optimization of the SA-IS algorithm for suffix array construction*, 2014
 * Jing Yi Xie, Ge Nong, Bin Lao, Wentao Xu *Scalable Suffix Sorting on a Multicore Machine*, 2020
 
-Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
 >The libsais is inspired by [libdivsufsort](https://github.com/y-256/libdivsufsort), [sais](https://sites.google.com/site/yuta256/sais) libraries by Yuta Mori and [msufsort](https://github.com/michaelmaniscalco/msufsort) by Michael Maniscalco.
 
@@ -23,6 +23,8 @@ The libsais provides simple C99 API to construct suffix array and Burrows-Wheele
 The libsais is released under the [Apache License Version 2.0](LICENSE "Apache license")
 
 ## Changes
+* January 16, 2025 (2.8.7)
+  * Restore the input array after suffix array construction (libsais64 & libsais16x64).
 * November 18, 2024 (2.8.6)
   * Fixed out-of-bound memory access issue for large inputs.
 * July 31, 2024 (2.8.5)

VERSION

@@ -1 +1 @@
-2.8.6
+2.8.7

include/libsais.h

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -26,8 +26,8 @@ Please see the file LICENSE for full copyright information.
 
 #define LIBSAIS_VERSION_MAJOR   2
 #define LIBSAIS_VERSION_MINOR   8
-#define LIBSAIS_VERSION_PATCH   6
-#define LIBSAIS_VERSION_STRING  "2.8.6"
+#define LIBSAIS_VERSION_PATCH   7
+#define LIBSAIS_VERSION_STRING  "2.8.7"
 
 #ifdef _WIN32
     #ifdef LIBSAIS_SHARED

include/libsais16.h

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -26,8 +26,8 @@ Please see the file LICENSE for full copyright information.
 
 #define LIBSAIS16_VERSION_MAJOR   2
 #define LIBSAIS16_VERSION_MINOR   8
-#define LIBSAIS16_VERSION_PATCH   6
-#define LIBSAIS16_VERSION_STRING  "2.8.6"
+#define LIBSAIS16_VERSION_PATCH   7
+#define LIBSAIS16_VERSION_STRING  "2.8.7"
 
 #ifdef _WIN32
     #ifdef LIBSAIS_SHARED

include/libsais16x64.h

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -26,8 +26,8 @@ Please see the file LICENSE for full copyright information.
 
 #define LIBSAIS16X64_VERSION_MAJOR   2
 #define LIBSAIS16X64_VERSION_MINOR   8
-#define LIBSAIS16X64_VERSION_PATCH   6
-#define LIBSAIS16X64_VERSION_STRING  "2.8.6"
+#define LIBSAIS16X64_VERSION_PATCH   7
+#define LIBSAIS16X64_VERSION_STRING  "2.8.7"
 
 #ifdef _WIN32
     #ifdef LIBSAIS_SHARED

include/libsais64.h

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -26,8 +26,8 @@ Please see the file LICENSE for full copyright information.
 
 #define LIBSAIS64_VERSION_MAJOR   2
 #define LIBSAIS64_VERSION_MINOR   8
-#define LIBSAIS64_VERSION_PATCH   6
-#define LIBSAIS64_VERSION_STRING  "2.8.6"
+#define LIBSAIS64_VERSION_PATCH   7
+#define LIBSAIS64_VERSION_STRING  "2.8.7"
 
 #ifdef _WIN32
     #ifdef LIBSAIS_SHARED

src/libsais.c

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

src/libsais16.c

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.

src/libsais16x64.c

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -6298,6 +6298,7 @@ static sa_sint_t libsais16x64_main_32s_recursion(sa_sint_t * RESTRICT T, sa_sint
             if (index >= 0)
             {
                 libsais16x64_convert_inplace_32u_to_64u_omp((uint32_t *)SA, n, threads);
+                libsais16x64_convert_inplace_32u_to_64u_omp((uint32_t *)T, n, threads);
             }
 
             return index;

src/libsais64.c

@@ -3,7 +3,7 @@
 This file is a part of libsais, a library for linear time suffix array,
 longest common prefix array and burrows wheeler transform construction.
 
-   Copyright (c) 2021-2024 Ilya Grebnov <[email protected]>
+   Copyright (c) 2021-2025 Ilya Grebnov <[email protected]>
 
    Licensed under the Apache License, Version 2.0 (the "License");
    you may not use this file except in compliance with the License.
@@ -6320,6 +6320,7 @@ static sa_sint_t libsais64_main_32s_recursion(sa_sint_t * RESTRICT T, sa_sint_t
             if (index >= 0)
             {
                 libsais64_convert_inplace_32u_to_64u_omp((uint32_t *)SA, n, threads);
+                libsais64_convert_inplace_32u_to_64u_omp((uint32_t *)T, n, threads);
             }
 
             return index;