intl/hyphenation/hnjalloc.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* This Source Code Form is subject to the terms of the Mozilla Public
   3  * License, v. 2.0. If a copy of the MPL was not distributed with this
   4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   5
   6 /*
   7  * Simple replacement for hnjalloc.h from libhyphen-2.x, to use moz_x* memory
   8  * allocation functions. Note that the hyphen.c code does *NOT* check for
   9  * NULL from memory (re)allocation, so it is essential that we use the
  10  * "infallible" moz_x* variants here.
  11  */
  12
  13 #include "mozilla/mozalloc.h"
  14
  15 #define hnj_malloc(size)      moz_xmalloc(size)
  16 #define hnj_realloc(p, size)  moz_xrealloc(p, size)
  17 #define hnj_free(p)           moz_free(p)
  18
  19 /*
  20  * To enable us to load hyphenation dictionaries from arbitrary resource URIs,
  21  * not just through file paths using stdio, we override the (few) stdio APIs
  22  * that hyphen.c uses and provide our own reimplementation that calls Gecko
  23  * i/o methods.
  24  */
  25
  26 #include <stdio.h> /* ensure stdio.h is loaded before our macros */
  27
  28 #undef FILE
  29 #define FILE hnjFile
  30
  31 #define fopen(path,mode)      hnjFopen(path,mode)
  32 #define fclose(file)          hnjFclose(file)
  33 #define fgets(buf,count,file) hnjFgets(buf,count,file)
  34
  35 typedef struct hnjFile_ hnjFile;
  36
  37 #ifdef __cplusplus
  38 extern "C" {
  39 #endif
  40
  41 hnjFile* hnjFopen(const char* aURISpec, const char* aMode);
  42
  43 int hnjFclose(hnjFile* f);
  44
  45 char* hnjFgets(char* s, int n, hnjFile* f);
  46
  47 #ifdef __cplusplus
  48 }
  49 #endif
  50
  51