icuSources/io/ucln_io.c

   1 /*
   2 ******************************************************************************
   3 *                                                                            *
   4 * Copyright (C) 2001-2009, International Business Machines                   *
   5 *                Corporation and others. All Rights Reserved.                *
   6 *                                                                            *
   7 ******************************************************************************
   8 *   file name:  ucln_io.c
   9 *   encoding:   US-ASCII
  10 *   tab size:   8 (not used)
  11 *   indentation:4
  12 *
  13 *   created on: 2006August11
  14 *   created by: George Rhoten
  15 */
  16
  17 #include "ucln.h"
  18 #include "ucln_io.h"
  19 #include "umutex.h"
  20 #include "uassert.h"
  21
  22 /**  Auto-client */
  23 #define UCLN_TYPE UCLN_IO
  24 #include "ucln_imp.h"
  25
  26 /* Leave this copyright notice here! It needs to go somewhere in this library. */
  27 static const char copyright[] = U_COPYRIGHT_STRING;
  28
  29 static cleanupFunc *gCleanupFunctions[UCLN_IO_COUNT];
  30
  31 static UBool io_cleanup(void)
  32 {
  33     ECleanupIOType libType = UCLN_IO_START;
  34
  35     while (++libType<UCLN_IO_COUNT) {
  36         if (gCleanupFunctions[libType])
  37         {
  38             gCleanupFunctions[libType]();
  39             gCleanupFunctions[libType] = NULL;
  40         }
  41     }
  42 #if !UCLN_NO_AUTO_CLEANUP && (defined(UCLN_AUTO_ATEXIT) || defined(UCLN_AUTO_LOCAL))
  43     ucln_unRegisterAutomaticCleanup();
  44 #endif
  45     return TRUE;
  46 }
  47
  48 void ucln_io_registerCleanup(ECleanupIOType type,
  49                                cleanupFunc *func)
  50 {
  51     U_ASSERT(UCLN_IO_START < type && type < UCLN_IO_COUNT);
  52     ucln_registerCleanup(UCLN_IO, io_cleanup);
  53     if (UCLN_IO_START < type && type < UCLN_IO_COUNT)
  54     {
  55         gCleanupFunctions[type] = func;
  56     }
  57
  58 #if !UCLN_NO_AUTO_CLEANUP && (defined(UCLN_AUTO_ATEXIT) || defined(UCLN_AUTO_LOCAL))
  59     ucln_registerAutomaticCleanup();
  60 #endif
  61 }
  62