The Tor Browser: gfx/graphite2/src/gr_logging.cpp@b8a032363ba2 (annotated)

gfx/graphite2/src/gr_logging.cpp@b8a032363ba2 (annotated)

gfx/graphite2/src/gr_logging.cpp

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /*  GRAPHITE2 LICENSING
     Copyright 2010, 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.
 */
 #include <stdio.h>
 #include "graphite2/Log.h"
 #include "inc/debug.h"
 #include "inc/CharInfo.h"
 #include "inc/Slot.h"
 #include "inc/Segment.h"
 #include "inc/json.h"
 #if defined _WIN32
 #include "windows.h"
 #endif
 using namespace graphite2;
 #if !defined GRAPHITE2_NTRACING
 json *global_log = NULL;
 #endif
 extern "C" {
 bool gr_start_logging(GR_MAYBE_UNUSED gr_face * face, const char *log_path)
 {
     if (!log_path)  return false;
 #if !defined GRAPHITE2_NTRACING
     gr_stop_logging(face);
 #if defined _WIN32
     int n = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, log_path, -1, 0, 0);
     if (n == 0 || n > MAX_PATH - 12) return false;
     LPWSTR wlog_path = gralloc<WCHAR>(n);
     if (!wlog_path) return false;
     FILE *log = 0;
     if (wlog_path && MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, log_path, -1, wlog_path, n))
         log = _wfopen(wlog_path, L"wt");
     free(wlog_path);
 #else   // _WIN32
     FILE *log = fopen(log_path, "wt");
 #endif  // _WIN32
     if (!log)   return false;
     if (face)
     {
         face->setLogger(log);
         if (!face->logger()) return false;
         *face->logger() << json::array;
 #ifdef GRAPHITE2_TELEMETRY
         *face->logger() << face->tele;
 #endif
     }
     else
     {
         global_log = new json(log);
         *global_log << json::array;
     }
     return true;
 #else   // GRAPHITE2_NTRACING
     return false;
 #endif  // GRAPHITE2_NTRACING
 }
 bool graphite_start_logging(FILE * /* log */, GrLogMask /* mask */)
 {
 //#if !defined GRAPHITE2_NTRACING
 //  graphite_stop_logging();
 //
 //    if (!log) return false;
 //
 //    dbgout = new json(log);
 //    if (!dbgout) return false;
 //
 //    *dbgout << json::array;
 //    return true;
 //#else
     return false;
 //#endif
 }
 void gr_stop_logging(GR_MAYBE_UNUSED gr_face * face)
 {
 #if !defined GRAPHITE2_NTRACING
     if (face && face->logger())
     {
         FILE * log = face->logger()->stream();
         face->setLogger(0);
         fclose(log);
     }
     else if (!face && global_log)
     {
         FILE * log = global_log->stream();
         delete global_log;
         fclose(log);
     }
 #endif
 }
 void graphite_stop_logging()
 {
 //    if (dbgout) delete dbgout;
 //    dbgout = 0;
 }
 } // extern "C"
 #ifdef GRAPHITE2_TELEMETRY
 size_t   * graphite2::telemetry::_category = 0UL;
 #endif
 #if !defined GRAPHITE2_NTRACING
 #ifdef GRAPHITE2_TELEMETRY
 json & graphite2::operator << (json & j, const telemetry & t) throw()
 {
     j << json::object
             << "type"   << "telemetry"
             << "silf"   << t.silf
             << "states" << t.states
             << "starts" << t.starts
             << "transitions" << t.transitions
             << "glyphs" << t.glyph
             << "code"   << t.code
             << "misc"   << t.misc
             << "total"  << (t.silf + t.states + t.starts + t.transitions + t.glyph + t.code + t.misc)
         << json::close;
     return j;
 }
 #else
 json & graphite2::operator << (json & j, const telemetry &) throw()
 {
     return j;
 }
 #endif
 json & graphite2::operator << (json & j, const CharInfo & ci) throw()
 {
     return j << json::object
                 << "offset"         << ci.base()
                 << "unicode"        << ci.unicodeChar()
                 << "break"          << ci.breakWeight()
                 << "flags"          << ci.flags()
                 << "slot" << json::flat << json::object
                     << "before" << ci.before()
                     << "after"  << ci.after()
                     << json::close
                 << json::close;
 }
 json & graphite2::operator << (json & j, const dslot & ds) throw()
 {
     assert(ds.first);
     assert(ds.second);
     const Segment & seg = *ds.first;
     const Slot & s = *ds.second;
     j << json::object
         << "id"             << objectid(ds)
         << "gid"            << s.gid()
         << "charinfo" << json::flat << json::object
             << "original"       << s.original()
             << "before"         << s.before()
             << "after"          << s.after()
             << json::close
         << "origin"         << s.origin()
         << "shift"          << Position(float(s.getAttr(0, gr_slatShiftX, 0)),
                                         float(s.getAttr(0, gr_slatShiftY, 0)))
         << "advance"        << s.advancePos()
         << "insert"         << s.isInsertBefore()
         << "break"          << s.getAttr(&seg, gr_slatBreak, 0);
     if (s.just() > 0)
         j << "justification"    << s.just();
     if (s.getBidiLevel() > 0)
         j << "bidi"     << s.getBidiLevel();
     if (!s.isBase())
         j << "parent" << json::flat << json::object
             << "id"             << objectid(dslot(&seg, s.attachedTo()))
             << "level"          << s.getAttr(0, gr_slatAttLevel, 0)
             << "offset"         << s.attachOffset()
             << json::close;
     j << "user" << json::flat << json::array;
     for (int n = 0; n!= seg.numAttrs(); ++n)
         j   << s.userAttrs()[n];
         j   << json::close;
     if (s.firstChild())
     {
         j   << "children" << json::flat << json::array;
         for (const Slot *c = s.firstChild(); c; c = c->nextSibling())
             j   << objectid(dslot(&seg, c));
         j       << json::close;
     }
     return j << json::close;
 }
 graphite2::objectid::objectid(const dslot & ds) throw()
 {
     const Slot * const p = ds.second;
     uint32 s = reinterpret_cast<size_t>(p);
     sprintf(name, "%.4x-%.2x-%.4hx", uint16(s >> 16), uint16(p ? p->userAttrs()[ds.first->silf()->numUser()] : 0), uint16(s));
     name[sizeof name-1] = 0;
 }
 graphite2::objectid::objectid(const Segment * const p) throw()
 {
     uint32 s = reinterpret_cast<size_t>(p);
     sprintf(name, "%.4x-%.2x-%.4hx", uint16(s >> 16), 0, uint16(s));
     name[sizeof name-1] = 0;
 }
 #endif

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gfx/graphite2/src/gr_logging.cpp@b8a032363ba2 (annotated)

gfx/graphite2/src/gr_logging.cpp