Merge branch 'upstream-expat' into update-expat

* upstream-expat:
  expat 2019-06-19 (d3b78b42)

Utilities/cmexpat/ConfigureChecks.cmake

@@ -1,6 +1,7 @@
+include(CheckCCompilerFlag)
+include(CheckCSourceCompiles)
 include(CheckIncludeFile)
 include(CheckIncludeFiles)
-include(CheckFunctionExists)
 include(CheckSymbolExists)
 include(TestBigEndian)
 
@@ -16,10 +17,21 @@ check_include_file("sys/stat.h" HAVE_SYS_STAT_H)
 check_include_file("sys/types.h" HAVE_SYS_TYPES_H)
 check_include_file("unistd.h" HAVE_UNISTD_H)
 
-check_function_exists("getpagesize" HAVE_GETPAGESIZE)
-check_function_exists("bcopy" HAVE_BCOPY)
-check_symbol_exists("memmove" "string.h" HAVE_MEMMOVE)
-check_function_exists("mmap" HAVE_MMAP)
+check_symbol_exists("getpagesize" "unistd.h" HAVE_GETPAGESIZE)
+check_symbol_exists("mmap" "sys/mman.h" HAVE_MMAP)
+check_symbol_exists("getrandom" "sys/random.h" HAVE_GETRANDOM)
+
+if(USE_libbsd)
+    set(CMAKE_REQUIRED_LIBRARIES "${LIB_BSD}")
+    set(_bsd "bsd/")
+else()
+    set(_bsd "")
+endif()
+check_symbol_exists("arc4random_buf" "${_bsd}stdlib.h" HAVE_ARC4RANDOM_BUF)
+if(NOT HAVE_ARC4RANDOM_BUF)
+    check_symbol_exists("arc4random" "${_bsd}stdlib.h" HAVE_ARC4RANDOM)
+endif()
+set(CMAKE_REQUIRED_LIBRARIES)
 
 #/* Define to 1 if you have the ANSI C header files. */
 check_include_files("stdlib.h;stdarg.h;string.h;float.h" STDC_HEADERS)
@@ -40,5 +52,18 @@ else(HAVE_SYS_TYPES_H)
     set(SIZE_T "unsigned")
 endif(HAVE_SYS_TYPES_H)
 
+check_c_source_compiles("
+        #include <stdlib.h>  /* for NULL */
+        #include <unistd.h>  /* for syscall */
+        #include <sys/syscall.h>  /* for SYS_getrandom */
+        int main() {
+            syscall(SYS_getrandom, NULL, 0, 0);
+            return 0;
+        }"
+    HAVE_SYSCALL_GETRANDOM)
+
 configure_file(expat_config.h.cmake "${CMAKE_CURRENT_BINARY_DIR}/expat_config.h")
 add_definitions(-DHAVE_EXPAT_CONFIG_H)
+
+check_c_compiler_flag("-fno-strict-aliasing" FLAG_NO_STRICT_ALIASING)
+check_c_compiler_flag("-fvisibility=hidden" FLAG_VISIBILITY)

Utilities/cmexpat/README.md

@@ -1,4 +1,9 @@
-# Expat, Release 2.2.3
+[![Travis CI Build Status](https://travis-ci.org/libexpat/libexpat.svg?branch=master)](https://travis-ci.org/libexpat/libexpat)
+[![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/libexpat/libexpat?svg=true)](https://ci.appveyor.com/project/libexpat/libexpat)
+[![Packaging status](https://repology.org/badge/tiny-repos/expat.svg)](https://repology.org/metapackage/expat/versions)
+
+
+# Expat, Release 2.2.7
 
 This is Expat, a C library for parsing XML, started by
 [James Clark](https://en.wikipedia.org/wiki/James_Clark_(programmer)) in 1997.
@@ -72,47 +77,43 @@ the directories into which things will be installed.
 
 If you are interested in building Expat to provide document
 information in UTF-16 encoding rather than the default UTF-8, follow
-these instructions (after having run `make distclean`):
+these instructions (after having run `make distclean`).
+Please note that we configure with `--without-xmlwf` as xmlwf does not
+support this mode of compilation (yet):
+
+1. Mass-patch `Makefile.am` files to use `libexpatw.la` for a library name:
+   <br/>
+   `find -name Makefile.am -exec sed
+       -e 's,libexpat\.la,libexpatw.la,'
+       -e 's,libexpat_la,libexpatw_la,'
+       -i {} +`
+
+1. Run `automake` to re-write `Makefile.in` files:<br/>
+   `automake`
 
 1. For UTF-16 output as unsigned short (and version/error strings as char),
    run:<br/>
-   `./configure CPPFLAGS=-DXML_UNICODE`<br/>
+   `./configure CPPFLAGS=-DXML_UNICODE --without-xmlwf`<br/>
    For UTF-16 output as `wchar_t` (incl. version/error strings), run:<br/>
-   `./configure CFLAGS="-g -O2 -fshort-wchar" CPPFLAGS=-DXML_UNICODE_WCHAR_T`
+   `./configure CFLAGS="-g -O2 -fshort-wchar" CPPFLAGS=-DXML_UNICODE_WCHAR_T
+       --without-xmlwf`
    <br/>Note: The latter requires libc compiled with `-fshort-wchar`, as well.
 
-1. Edit `Makefile`, changing:<br/>
-   `LIBRARY = libexpat.la`<br/>
-   to:<br/>
-   `LIBRARY = libexpatw.la`<br/>
-   (Note the additional "w" in the library name.)
+1. Run `make` (which excludes xmlwf).
 
-1. Run `make buildlib` (which builds the library only).
-   Or, to save step 2, run `make buildlib LIBRARY=libexpatw.la`.
+1. Run `make install` (again, excludes xmlwf).
 
-1. Run `make installlib` (which installs the library only).
-   Or, if step 2 was omitted, run `make installlib LIBRARY=libexpatw.la`.
-
-Using `DESTDIR` or `INSTALL_ROOT` is enabled, with `INSTALL_ROOT` being the
-default value for `DESTDIR`, and the rest of the make file using only
-`DESTDIR`.  It works as follows:
+Using `DESTDIR` is supported.  It works as follows:
 
 ```console
 make install DESTDIR=/path/to/image
 ```
 
-overrides the in-makefile set `DESTDIR`, while both
-
-```console
-INSTALL_ROOT=/path/to/image make install
-make install INSTALL_ROOT=/path/to/image
-```
+overrides the in-makefile set `DESTDIR`, because variable-setting priority is
 
-use `DESTDIR=$(INSTALL_ROOT)`, even if `DESTDIR` eventually is defined in the
-environment, because variable-setting priority is
 1. commandline
-2. in-makefile
-3. environment
+1. in-makefile
+1. environment
 
 Note: This only applies to the Expat library itself, building UTF-16 versions
 of xmlwf and the tests is currently not supported.

Utilities/cmexpat/expat_config.h.cmake

@@ -1,10 +1,13 @@
-/* expat_config.h.in.  Generated from configure.in by autoheader.  */
+/* expat_config.h.cmake.  Based upon generated expat_config.h.in.  */
 
 /* 1234 = LIL_ENDIAN, 4321 = BIGENDIAN */
 #cmakedefine BYTEORDER @BYTEORDER@
 
-/* Define to 1 if you have the `bcopy' function. */
-#cmakedefine HAVE_BCOPY
+/* Define to 1 if you have the `arc4random' function. */
+#cmakedefine HAVE_ARC4RANDOM
+
+/* Define to 1 if you have the `arc4random_buf' function. */
+#cmakedefine HAVE_ARC4RANDOM_BUF
 
 /* Define to 1 if you have the <dlfcn.h> header file. */
 #cmakedefine HAVE_DLFCN_H
@@ -15,11 +18,14 @@
 /* Define to 1 if you have the `getpagesize' function. */
 #cmakedefine HAVE_GETPAGESIZE
 
+/* Define to 1 if you have the `getrandom' function. */
+#cmakedefine HAVE_GETRANDOM
+
 /* Define to 1 if you have the <inttypes.h> header file. */
 #cmakedefine HAVE_INTTYPES_H
 
-/* Define to 1 if you have the `memmove' function. */
-#cmakedefine HAVE_MEMMOVE
+/* Define to 1 if you have the `bsd' library (-lbsd). */
+#cmakedefine HAVE_LIBBSD
 
 /* Define to 1 if you have the <memory.h> header file. */
 #cmakedefine HAVE_MEMORY_H
@@ -39,6 +45,9 @@
 /* Define to 1 if you have the <string.h> header file. */
 #cmakedefine HAVE_STRING_H
 
+/* Define to 1 if you have `syscall' and `SYS_getrandom'. */
+#cmakedefine HAVE_SYSCALL_GETRANDOM
+
 /* Define to 1 if you have the <sys/stat.h> header file. */
 #cmakedefine HAVE_SYS_STAT_H
 
@@ -64,6 +73,17 @@
 /* Define to make XML Namespaces functionality available. */
 /* #undef XML_NS */
 
+#if ! defined(_WIN32)
+/* Define to extract entropy from /dev/urandom. */
+#cmakedefine XML_DEV_URANDOM
+#endif
+
+/* Define to use UTF-16 chars (two bytes). */
+#cmakedefine XML_UNICODE
+
+/* Define to use wchar_t as UTF-16 char type instead of unsigned short. */
+#cmakedefine XML_UNICODE_WCHAR_T
+
 /* Define to __FUNCTION__ or "" if `__func__' does not conform to ANSI C. */
 #ifdef _MSC_VER
 # define __func__ __FUNCTION__

Utilities/cmexpat/lib/ascii.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #define ASCII_A 0x41

Utilities/cmexpat/lib/asciitab.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 /* 0x00 */ BT_NONXML, BT_NONXML, BT_NONXML, BT_NONXML,

Utilities/cmexpat/lib/expat.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999, 2000 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #ifndef Expat_INCLUDED
@@ -236,7 +264,7 @@ XML_ParserCreate_MM(const XML_Char *encoding,
                     const XML_Char *namespaceSeparator);
 
 /* Prepare a parser object to be re-used.  This is particularly
-   valuable when memory allocation overhead is disproportionatly high,
+   valuable when memory allocation overhead is disproportionately high,
    such as when a large number of small documnents need to be parsed.
    All handlers are cleared from the parser, except for the
    unknownEncodingHandler. The parser's external state is re-initialized
@@ -1048,7 +1076,7 @@ XML_GetFeatureList(void);
 */
 #define XML_MAJOR_VERSION 2
 #define XML_MINOR_VERSION 2
-#define XML_MICRO_VERSION 3
+#define XML_MICRO_VERSION 7
 
 #ifdef __cplusplus
 }

Utilities/cmexpat/lib/expat_external.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999, 2000 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #ifndef Expat_External_INCLUDED
@@ -8,7 +36,7 @@
 /* External API definitions */
 
 #if defined(_MSC_EXTENSIONS) && !defined(__BEOS__) && !defined(__CYGWIN__)
-#define XML_USE_MSC_EXTENSIONS 1
+# define XML_USE_MSC_EXTENSIONS 1
 #endif
 
 /* Expat tries very hard to make the API boundary very specifically
@@ -34,11 +62,11 @@
    system headers may assume the cdecl convention.
 */
 #ifndef XMLCALL
-#if defined(_MSC_VER)
-#define XMLCALL __cdecl
-#elif defined(__GNUC__) && defined(__i386) && !defined(__INTEL_COMPILER)
-#define XMLCALL __attribute__((cdecl))
-#else
+# if defined(_MSC_VER)
+#  define XMLCALL __cdecl
+# elif defined(__GNUC__) && defined(__i386) && !defined(__INTEL_COMPILER)
+#  define XMLCALL __attribute__((cdecl))
+# else
 /* For any platform which uses this definition and supports more than
    one calling convention, we need to extend this definition to
    declare the convention used on that platform, if it's possible to
@@ -49,43 +77,47 @@
    pre-processor and how to specify the same calling convention as the
    platform's malloc() implementation.
 */
-#define XMLCALL
-#endif
+#  define XMLCALL
+# endif
 #endif  /* not defined XMLCALL */
 
 /* Build within CMake hard-codes use of a static library.  */
 #define XML_STATIC
 
 #if !defined(XML_STATIC) && !defined(XMLIMPORT)
-#ifndef XML_BUILDING_EXPAT
+# ifndef XML_BUILDING_EXPAT
 /* using Expat from an application */
 
-#ifdef XML_USE_MSC_EXTENSIONS
-#define XMLIMPORT __declspec(dllimport)
-#endif
+#  ifdef XML_USE_MSC_EXTENSIONS
+#   define XMLIMPORT __declspec(dllimport)
+#  endif
 
-#endif
+# endif
 #endif  /* not defined XML_STATIC */
 
-#if !defined(XMLIMPORT) && defined(__GNUC__) && (__GNUC__ >= 4)
-#define XMLIMPORT __attribute__ ((visibility ("default")))
+#ifndef XML_ENABLE_VISIBILITY
+# define XML_ENABLE_VISIBILITY 0
+#endif
+
+#if !defined(XMLIMPORT) && XML_ENABLE_VISIBILITY
+# define XMLIMPORT __attribute__ ((visibility ("default")))
 #endif
 
 /* If we didn't define it above, define it away: */
 #ifndef XMLIMPORT
-#define XMLIMPORT
+# define XMLIMPORT
 #endif
 
 #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96))
-#define XML_ATTR_MALLOC __attribute__((__malloc__))
+# define XML_ATTR_MALLOC __attribute__((__malloc__))
 #else
-#define XML_ATTR_MALLOC
+# define XML_ATTR_MALLOC
 #endif
 
 #if defined(__GNUC__) && ((__GNUC__ > 4) || (__GNUC__ == 4 && __GNUC_MINOR__ >= 3))
-#define XML_ATTR_ALLOC_SIZE(x)  __attribute__((__alloc_size__(x)))
+# define XML_ATTR_ALLOC_SIZE(x)  __attribute__((__alloc_size__(x)))
 #else
-#define XML_ATTR_ALLOC_SIZE(x)
+# define XML_ATTR_ALLOC_SIZE(x)
 #endif
 
 #define XMLPARSEAPI(type) XMLIMPORT type XMLCALL
@@ -95,33 +127,35 @@ extern "C" {
 #endif
 
 #ifdef XML_UNICODE_WCHAR_T
-# define XML_UNICODE
+# ifndef XML_UNICODE
+#  define XML_UNICODE
+# endif
 # if defined(__SIZEOF_WCHAR_T__) && (__SIZEOF_WCHAR_T__ != 2)
 #  error "sizeof(wchar_t) != 2; Need -fshort-wchar for both Expat and libc"
 # endif
 #endif
 
 #ifdef XML_UNICODE     /* Information is UTF-16 encoded. */
-#ifdef XML_UNICODE_WCHAR_T
+# ifdef XML_UNICODE_WCHAR_T
 typedef wchar_t XML_Char;
 typedef wchar_t XML_LChar;
-#else
+# else
 typedef unsigned short XML_Char;
 typedef char XML_LChar;
-#endif /* XML_UNICODE_WCHAR_T */
+# endif /* XML_UNICODE_WCHAR_T */
 #else                  /* Information is UTF-8 encoded. */
 typedef char XML_Char;
 typedef char XML_LChar;
 #endif /* XML_UNICODE */
 
 #ifdef XML_LARGE_SIZE  /* Use large integers for file/stream positions. */
-#if defined(XML_USE_MSC_EXTENSIONS) && _MSC_VER < 1400
+# if defined(XML_USE_MSC_EXTENSIONS) && _MSC_VER < 1400
 typedef __int64 XML_Index; 
 typedef unsigned __int64 XML_Size;
-#else
+# else
 typedef long long XML_Index;
 typedef unsigned long long XML_Size;
-#endif
+# endif
 #else
 typedef long XML_Index;
 typedef unsigned long XML_Size;

Utilities/cmexpat/lib/iasciitab.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 /* Like asciitab.h, except that 0xD has code BT_S rather than BT_CR */

Utilities/cmexpat/lib/internal.h

@@ -18,6 +18,35 @@
 
    Note: Use of these macros is based on judgement, not hard rules,
          and therefore subject to change.
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #if defined(__GNUC__) && defined(__i386__) && !defined(__MINGW32__)
@@ -86,8 +115,13 @@ extern "C" {
 #endif
 
 
+#ifdef XML_ENABLE_VISIBILITY
+#if XML_ENABLE_VISIBILITY
+__attribute__ ((visibility ("default")))
+#endif
+#endif
 void
-align_limit_to_full_utf8_characters(const char * from, const char ** fromLimRef);
+_INTERNAL_trim_to_complete_utf8_characters(const char * from, const char ** fromLimRef);
 
 
 #ifdef __cplusplus

Utilities/cmexpat/lib/latin1tab.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 /* 0x80 */ BT_OTHER, BT_OTHER, BT_OTHER, BT_OTHER,

Utilities/cmexpat/lib/loadlibrary.c

@@ -6,8 +6,10 @@
  *                             \___|\___/|_| \_\_____|
  *
  * Copyright (C) 2016 - 2017, Steve Holme, <[email protected]>.
+ * Copyright (C) 2017, Expat development team
  *
  * All rights reserved.
+ * Licensed under the MIT license:
  *
  * Permission to  use, copy,  modify, and distribute  this software  for any
  * purpose with  or without fee is  hereby granted, provided that  the above
@@ -82,7 +84,7 @@ HMODULE _Expat_LoadLibrary(LPCTSTR filename)
   /* Get a handle to kernel32 so we can access it's functions at runtime */
   HMODULE hKernel32 = GetModuleHandle(TEXT("kernel32"));
   if(!hKernel32)
-    return NULL;
+    return NULL;  /* LCOV_EXCL_LINE */
 
   /* Attempt to find LoadLibraryEx() which is only available on Windows 2000
      and above */

Utilities/cmexpat/lib/nametab.h

@@ -1,3 +1,35 @@
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
+
 static const unsigned namingBitmap[] = {
 0x00000000, 0x00000000, 0x00000000, 0x00000000,
 0x00000000, 0x00000000, 0x00000000, 0x00000000,

Utilities/cmexpat/lib/siphash.h

@@ -11,6 +11,12 @@
  * --------------------------------------------------------------------------
  * HISTORY:
  *
+ * 2018-07-08  (Anton Maklakov)
+ *   - Add "fall through" markers for GCC's -Wimplicit-fallthrough
+ *
+ * 2017-11-03  (Sebastian Pipping)
+ *   - Hide sip_tobin and sip_binof unless SIPHASH_TOBIN macro is defined
+ *
  * 2017-07-25  (Vadim Zeitlin)
  *   - Fix use of SIPHASH_MAIN macro
  *
@@ -154,6 +160,8 @@ static struct sipkey *sip_tokey(struct sipkey *key, const void *src) {
 } /* sip_tokey() */
 
 
+#ifdef SIPHASH_TOBIN
+
 #define sip_binof(v) sip_tobin((unsigned char[8]){ 0 }, (v))
 
 static void *sip_tobin(void *dst, uint64_t u64) {
@@ -161,6 +169,8 @@ static void *sip_tobin(void *dst, uint64_t u64) {
 	return dst;
 } /* sip_tobin() */
 
+#endif  /* SIPHASH_TOBIN */
+
 
 static void sip_round(struct siphash *H, const int rounds) {
 	int i;
@@ -234,12 +244,19 @@ static uint64_t sip24_final(struct siphash *H) {
 
 	switch (left) {
 	case 7: b |= (uint64_t)H->buf[6] << 48;
+		/* fall through */
 	case 6: b |= (uint64_t)H->buf[5] << 40;
+		/* fall through */
 	case 5: b |= (uint64_t)H->buf[4] << 32;
+		/* fall through */
 	case 4: b |= (uint64_t)H->buf[3] << 24;
+		/* fall through */
 	case 3: b |= (uint64_t)H->buf[2] << 16;
+		/* fall through */
 	case 2: b |= (uint64_t)H->buf[1] << 8;
+		/* fall through */
 	case 1: b |= (uint64_t)H->buf[0] << 0;
+		/* fall through */
 	case 0: break;
 	}
 

Utilities/cmexpat/lib/utf8tab.h

@@ -1,7 +1,34 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
-*/
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
 
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
+*/
 
 /* 0x80 */ BT_TRAIL, BT_TRAIL, BT_TRAIL, BT_TRAIL,
 /* 0x84 */ BT_TRAIL, BT_TRAIL, BT_TRAIL, BT_TRAIL,

Utilities/cmexpat/lib/winconfig.h

@@ -1,10 +1,33 @@
-/*================================================================
-** Copyright 2000, Clark Cooper
-** All rights reserved.
-**
-** This is free software. You are permitted to copy, distribute, or modify
-** it under the terms of the MIT/X license (contained in the COPYING file
-** with this distribution.)
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #ifndef WINCONFIG_H
@@ -30,10 +53,6 @@
 /* we will assume all Windows platforms are little endian */
 #define BYTEORDER 1234
 
-/* Windows has memmove() available. */
-#define HAVE_MEMMOVE
-
-
 #endif /* !defined(HAVE_EXPAT_CONFIG_H) */
 
 #if defined(_MSC_VER)

Utilities/cmexpat/lib/xmlrole.c

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #include <stddef.h>

Utilities/cmexpat/lib/xmlrole.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #ifndef XmlRole_INCLUDED

Utilities/cmexpat/lib/xmltok.c

@@ -1,8 +1,47 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #include <stddef.h>
+#include <string.h>  /* memcpy */
+
+#if defined(_MSC_VER) && (_MSC_VER <= 1700)
+  /* for vs2012/11.0/1700 and earlier Visual Studio compilers */
+# define bool   int
+# define false  0
+# define true   1
+#else
+# include <stdbool.h>
+#endif
+
 
 #ifdef _WIN32
 #include "winconfig.h"
@@ -27,7 +66,6 @@
   { PREFIX(prologTok), PREFIX(contentTok), \
     PREFIX(cdataSectionTok) IGNORE_SECTION_TOK_VTABLE }, \
   { PREFIX(attributeValueTok), PREFIX(entityValueTok) }, \
-  PREFIX(sameName), \
   PREFIX(nameMatchesAscii), \
   PREFIX(nameLength), \
   PREFIX(skipS), \
@@ -324,7 +362,7 @@ enum {  /* UTF8_cvalN is value of masked first byte of N byte sequence */
 };
 
 void
-align_limit_to_full_utf8_characters(const char * from, const char ** fromLimRef)
+_INTERNAL_trim_to_complete_utf8_characters(const char * from, const char ** fromLimRef)
 {
   const char * fromLim = *fromLimRef;
   size_t walked = 0;
@@ -363,22 +401,37 @@ utf8_toUtf8(const ENCODING *UNUSED_P(enc),
             const char **fromP, const char *fromLim,
             char **toP, const char *toLim)
 {
-  char *to;
-  const char *from;
-  const char *fromLimInitial = fromLim;
+  bool input_incomplete = false;
+  bool output_exhausted = false;
+
+  /* Avoid copying partial characters (due to limited space). */
+  const ptrdiff_t bytesAvailable = fromLim - *fromP;
+  const ptrdiff_t bytesStorable = toLim - *toP;
+  if (bytesAvailable > bytesStorable) {
+    fromLim = *fromP + bytesStorable;
+    output_exhausted = true;
+  }
 
-  /* Avoid copying partial characters. */
-  align_limit_to_full_utf8_characters(*fromP, &fromLim);
+  /* Avoid copying partial characters (from incomplete input). */
+  {
+    const char * const fromLimBefore = fromLim;
+    _INTERNAL_trim_to_complete_utf8_characters(*fromP, &fromLim);
+    if (fromLim < fromLimBefore) {
+      input_incomplete = true;
+    }
+  }
 
-  for (to = *toP, from = *fromP; (from < fromLim) && (to < toLim); from++, to++)
-    *to = *from;
-  *fromP = from;
-  *toP = to;
+  {
+    const ptrdiff_t bytesToCopy = fromLim - *fromP;
+    memcpy(*toP, *fromP, bytesToCopy);
+    *fromP += bytesToCopy;
+    *toP += bytesToCopy;
+  }
 
-  if (fromLim < fromLimInitial)
-    return XML_CONVERT_INPUT_INCOMPLETE;
-  else if ((to == toLim) && (from < fromLim))
+  if (output_exhausted)  /* needs to go first */
     return XML_CONVERT_OUTPUT_EXHAUSTED;
+  else if (input_incomplete)
+    return XML_CONVERT_INPUT_INCOMPLETE;
   else
     return XML_CONVERT_COMPLETED;
 }
@@ -1411,9 +1464,8 @@ unknown_toUtf8(const ENCODING *enc,
         return XML_CONVERT_OUTPUT_EXHAUSTED;
       (*fromP)++;
     }
-    do {
-      *(*toP)++ = *utf8++;
-    } while (--n != 0);
+    memcpy(*toP, utf8, n);
+    *toP += n;
   }
 }
 

Utilities/cmexpat/lib/xmltok.h

@@ -1,5 +1,33 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/*
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 #ifndef XmlTok_INCLUDED
@@ -139,9 +167,6 @@ enum XML_Convert_Result {
 struct encoding {
   SCANNER scanners[XML_N_STATES];
   SCANNER literalScanners[XML_N_LITERAL_TYPES];
-  int (PTRCALL *sameName)(const ENCODING *,
-                          const char *,
-                          const char *);
   int (PTRCALL *nameMatchesAscii)(const ENCODING *,
                                   const char *,
                                   const char *,
@@ -232,8 +257,6 @@ struct encoding {
 #define XmlEntityValueTok(enc, ptr, end, nextTokPtr) \
    XmlLiteralTok(enc, XML_ENTITY_VALUE_LITERAL, ptr, end, nextTokPtr)
 
-#define XmlSameName(enc, ptr1, ptr2) (((enc)->sameName)(enc, ptr1, ptr2))
-
 #define XmlNameMatchesAscii(enc, ptr1, end1, ptr2) \
   (((enc)->nameMatchesAscii)(enc, ptr1, end1, ptr2))
 

Utilities/cmexpat/lib/xmltok_impl.c

@@ -1,8 +1,35 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/* This file is included!
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
-/* This file is included! */
 #ifdef XML_TOK_IMPL_C
 
 #ifndef IS_INVALID_CHAR
@@ -47,6 +74,7 @@
       *nextTokPtr = ptr; \
       return XML_TOK_INVALID; \
     } \
+    /* fall through */ \
   case BT_NMSTRT: \
   case BT_HEX: \
   case BT_DIGIT: \
@@ -75,6 +103,7 @@
       *nextTokPtr = ptr; \
       return XML_TOK_INVALID; \
     } \
+    /* fall through */ \
   case BT_NMSTRT: \
   case BT_HEX: \
     ptr += MINBPC(enc); \
@@ -575,7 +604,7 @@ PREFIX(scanAtts)(const ENCODING *enc, const char *ptr, const char *end,
           return XML_TOK_INVALID;
         }
       }
-    /* fall through */
+      /* fall through */
     case BT_EQUALS:
       {
         int open;
@@ -1415,6 +1444,7 @@ PREFIX(isPublicId)(const ENCODING *enc, const char *ptr, const char *end,
     case BT_NMSTRT:
       if (!(BYTE_TO_ASCII(enc, ptr) & ~0x7f))
         break;
+      /* fall through */
     default:
       switch (BYTE_TO_ASCII(enc, ptr)) {
       case 0x24: /* $ */
@@ -1626,87 +1656,14 @@ PREFIX(predefinedEntityName)(const ENCODING *UNUSED_P(enc), const char *ptr,
   return 0;
 }
 
-/* This function does not appear to be called from anywhere within the
- * library code.  It is used via the macro XmlSameName(), which is
- * defined but never used.  Since it appears in the encoding function
- * table, removing it is not a thing to be undertaken lightly.  For
- * the moment, we simply exclude it from coverage tests.
- *
- * LCOV_EXCL_START
- */
-static int PTRCALL
-PREFIX(sameName)(const ENCODING *enc, const char *ptr1, const char *ptr2)
-{
-  for (;;) {
-    switch (BYTE_TYPE(enc, ptr1)) {
-#define LEAD_CASE(n) \
-    case BT_LEAD ## n: \
-      if (*ptr1++ != *ptr2++) \
-        return 0;
-    LEAD_CASE(4) LEAD_CASE(3) LEAD_CASE(2)
-#undef LEAD_CASE
-      /* fall through */
-      if (*ptr1++ != *ptr2++)
-        return 0;
-      break;
-    case BT_NONASCII:
-    case BT_NMSTRT:
-#ifdef XML_NS
-    case BT_COLON:
-#endif
-    case BT_HEX:
-    case BT_DIGIT:
-    case BT_NAME:
-    case BT_MINUS:
-      if (*ptr2++ != *ptr1++)
-        return 0;
-      if (MINBPC(enc) > 1) {
-        if (*ptr2++ != *ptr1++)
-          return 0;
-        if (MINBPC(enc) > 2) {
-          if (*ptr2++ != *ptr1++)
-            return 0;
-          if (MINBPC(enc) > 3) {
-            if (*ptr2++ != *ptr1++)
-              return 0;
-          }
-        }
-      }
-      break;
-    default:
-      if (MINBPC(enc) == 1 && *ptr1 == *ptr2)
-        return 1;
-      switch (BYTE_TYPE(enc, ptr2)) {
-      case BT_LEAD2:
-      case BT_LEAD3:
-      case BT_LEAD4:
-      case BT_NONASCII:
-      case BT_NMSTRT:
-#ifdef XML_NS
-      case BT_COLON:
-#endif
-      case BT_HEX:
-      case BT_DIGIT:
-      case BT_NAME:
-      case BT_MINUS:
-        return 0;
-      default:
-        return 1;
-      }
-    }
-  }
-  /* not reached */
-}
-/* LCOV_EXCL_STOP */
-
 static int PTRCALL
 PREFIX(nameMatchesAscii)(const ENCODING *UNUSED_P(enc), const char *ptr1,
                          const char *end1, const char *ptr2)
 {
   for (; *ptr2; ptr1 += MINBPC(enc), ptr2++) {
     if (end1 - ptr1 < MINBPC(enc)) {
-      /* This line cannot be executed.  THe incoming data has already
-       * been tokenized once, so imcomplete characters like this have
+      /* This line cannot be executed.  The incoming data has already
+       * been tokenized once, so incomplete characters like this have
        * already been eliminated from the input.  Retaining the
        * paranoia check is still valuable, however.
        */

Utilities/cmexpat/lib/xmltok_impl.h

@@ -1,6 +1,33 @@
 /*
-Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-See the file COPYING for copying permission.
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
 enum {

Utilities/cmexpat/lib/xmltok_ns.c

@@ -1,8 +1,35 @@
-/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
-   See the file COPYING for copying permission.
+/* This file is included!
+                            __  __            _
+                         ___\ \/ /_ __   __ _| |_
+                        / _ \\  /| '_ \ / _` | __|
+                       |  __//  \| |_) | (_| | |_
+                        \___/_/\_\ .__/ \__,_|\__|
+                                 |_| XML parser
+
+   Copyright (c) 1997-2000 Thai Open Source Software Center Ltd
+   Copyright (c) 2000-2017 Expat development team
+   Licensed under the MIT license:
+
+   Permission is  hereby granted,  free of charge,  to any  person obtaining
+   a  copy  of  this  software   and  associated  documentation  files  (the
+   "Software"),  to  deal in  the  Software  without restriction,  including
+   without  limitation the  rights  to use,  copy,  modify, merge,  publish,
+   distribute, sublicense, and/or sell copies of the Software, and to permit
+   persons  to whom  the Software  is  furnished to  do so,  subject to  the
+   following conditions:
+
+   The above copyright  notice and this permission notice  shall be included
+   in all copies or substantial portions of the Software.
+
+   THE  SOFTWARE  IS  PROVIDED  "AS  IS",  WITHOUT  WARRANTY  OF  ANY  KIND,
+   EXPRESS  OR IMPLIED,  INCLUDING  BUT  NOT LIMITED  TO  THE WARRANTIES  OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
+   NO EVENT SHALL THE AUTHORS OR  COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+   DAMAGES OR  OTHER LIABILITY, WHETHER  IN AN  ACTION OF CONTRACT,  TORT OR
+   OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+   USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
 
-/* This file is included! */
 #ifdef XML_TOK_NS_C
 
 const ENCODING *