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tkernel_2/lib/libtk/src/liblock.cbare sourcepermlink (0.01 seconds)

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    1: /*
    2:  *----------------------------------------------------------------------
    3:  *    T-Kernel 2.0 Software Package
    4:  *
    5:  *    Copyright 2011 by Ken Sakamura.
    6:  *    This software is distributed under the latest version of T-License 2.x.
    7:  *----------------------------------------------------------------------
    8:  *
    9:  *    Released by T-Engine Forum(http://www.t-engine.org/) at 2011/05/17.
   10:  *    Modified by T-Engine Forum at 2013/01/12.
   11:  *    Modified by TRON Forum(http://www.tron.org/) at 2015/06/01.
   12:  *
   13:  *----------------------------------------------------------------------
   14:  */
   15: 
   16: /*
   17:  *      @(#)liblock.c (libtk)
   18:  *
   19:  *      Shared exclusive control lock in library
   20:  */
   21: 
   22: #include "libtk.h"
   23: #include <sys/util.h>
   24: #include <tk/util.h>
   25: 
   26: LOCAL   FastMLock LibLock;
   27: 
   28: /* Set Object Name in .exinf for DEBUG */
   29: #define OBJNAME_LIBLOCK         "lltk" /* multi-lock object name for liblock */
   30: 
   31: EXPORT ER _init_liblock( void )
   32: {
   33:         return CreateMLock(&LibLock, (UB*)OBJNAME_LIBLOCK);
   34: }
   35: 
   36: EXPORT ER _lib_locktmo( W lockno, W tmo, BOOL ignore_mintr )
   37: {
   38:         return MLockTmo(&LibLock, lockno, tmo);
   39: }
   40: 
   41: EXPORT ER _lib_lock( W lockno, BOOL ignore_mintr )
   42: {
   43:         return MLock(&LibLock, lockno);
   44: }
   45: 
   46: EXPORT void _lib_unlock( W lockno )
   47: {
   48:         MUnlock(&LibLock, lockno);
   49: }
   50: 
   51: EXPORT void _delete_liblock( void )
   52: {
   53:         DeleteMLock(&LibLock);
   54: }