Add m-esr52 at 52.6.0

1 files changed, 172 insertions, 0 deletions

diff --git a/gfx/graphite2/src/inc/json.h b/gfx/graphite2/src/inc/json.h
new file mode 100644
index 000000000..90b8573d6
--- /dev/null
+++ b/gfx/graphite2/src/inc/json.h
@@ -0,0 +1,172 @@
+/*  GRAPHITE2 LICENSING
+
+    Copyright 2011, SIL International
+    All rights reserved.
+
+    This library is free software; you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published
+    by the Free Software Foundation; either version 2.1 of License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should also have received a copy of the GNU Lesser General Public
+    License along with this library in the file named "LICENSE".
+    If not, write to the Free Software Foundation, 51 Franklin Street,
+    Suite 500, Boston, MA 02110-1335, USA or visit their web page on the
+    internet at http://www.fsf.org/licenses/lgpl.html.
+
+Alternatively, the contents of this file may be used under the terms of the
+Mozilla Public License (http://mozilla.org/MPL) or the GNU General Public
+License, as published by the Free Software Foundation, either version 2
+of the License or (at your option) any later version.
+*/
+// JSON pretty printer for graphite font debug output logging.
+// Created on: 15 Dec 2011
+//     Author: Tim Eves
+
+#pragma once
+
+#include "inc/Main.h"
+#include <cassert>
+#include <cstdio>
+#include "inc/List.h"
+
+namespace graphite2 {
+
+class json
+{
+    // Prevent copying
+    json(const json &);
+    json & operator = (const json &);
+
+    typedef void (*_context_t)(json &);
+    class _null_t {};
+
+    FILE * const    _stream;
+    char            _contexts[128], // context stack
+                  * _context,       // current context (top of stack)
+                  * _flatten;       // if !0 points to context above which
+                                    //  pretty printed output should occur.
+    Vector<void *>  _env;
+
+    void context(const char current) throw();
+    void indent(const int d=0) throw();
+    void push_context(const char, const char) throw();
+    void pop_context() throw();
+
+public:
+    class closer;
+
+    typedef const char *    string;
+    typedef double          number;
+    typedef long signed int integer;
+    typedef bool            boolean;
+    static const _null_t    null;
+
+    void setenv(unsigned int index, void *val) { _env.reserve(index + 1); if (index >= _env.size()) _env.insert(_env.end(), _env.size() - index + 1, 0); _env[index] = val; }
+    void *getenv(unsigned int index) const { return _env[index]; }
+    const Vector<void *> &getenvs() const { return _env; }
+
+    static void flat(json &) throw();
+    static void close(json &) throw();
+    static void object(json &) throw();
+    static void array(json &) throw();
+    static void item(json &) throw();
+
+    json(FILE * stream) throw();
+    ~json() throw ();
+
+    FILE * stream() const throw();
+
+    json & operator << (string) throw();
+    json & operator << (number) throw();
+    json & operator << (integer) throw();
+    json & operator << (long unsigned int d) throw();
+    json & operator << (boolean) throw();
+    json & operator << (_null_t) throw();
+    json & operator << (_context_t) throw();
+
+    operator bool() const throw();
+    bool good() const throw();
+    bool eof() const throw();
+
+    CLASS_NEW_DELETE;
+};
+
+class json::closer
+{
+    // Prevent copying.
+    closer(const closer &);
+    closer & operator = (const closer &);
+
+    json * const    _j;
+public:
+    closer(json * const j) : _j(j) {}
+    ~closer() throw() { if (_j)  *_j << close; }
+};
+
+inline
+json::json(FILE * s) throw()
+: _stream(s), _context(_contexts), _flatten(0)
+{
+    if (good())
+        fflush(s);
+}
+
+
+inline
+json::~json() throw ()
+{
+    while (_context > _contexts)    pop_context();
+}
+
+inline
+FILE * json::stream() const throw()     { return _stream; }
+
+
+inline
+json & json::operator << (json::_context_t ctxt) throw()
+{
+    ctxt(*this);
+    return *this;
+}
+
+inline
+json & operator << (json & j, signed char d) throw()        { return j << json::integer(d); }
+
+inline
+json & operator << (json & j, short signed int d) throw()   { return j << json::integer(d); }
+
+inline
+json & operator << (json & j, signed int d) throw()         { return j << json::integer(d); }
+
+inline
+json & operator << (json & j, unsigned char d) throw()      { return j << json::integer(d); }
+
+inline
+json & operator << (json & j, short unsigned int d) throw() { return j << json::integer(d); }
+
+inline
+json & operator << (json & j, unsigned int d) throw()       { return j << json::integer(d); }
+
+inline
+json & operator << (json & j, char c) throw ()
+{
+    const char str[2] = {c,0};
+    return j << str;
+}
+
+inline
+json::operator bool() const throw()     { return good(); }
+
+inline
+bool json::good() const throw()         { return _stream && ferror(_stream) == 0; }
+
+inline
+bool json::eof() const throw()          { return feof(_stream) != 0; }
+
+} // namespace graphite2