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Viewing changes to tools/sfio/sfraise.c

  • Committer: Bazaar Package Importer
  • Author(s): Stephen M Moraco
  • Date: 2002-02-05 18:52:12 UTC
  • Revision ID: james.westby@ubuntu.com-20020205185212-8i04c70te00rc40y
Tags: upstream-1.7.16
Import upstream version 1.7.16

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tools/sfio/sfraise.c
 
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#include        "sfhdr.h"
 
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/*      Invoke event handlers for a stream
 
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**
 
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**      Written by Kiem-Phong Vo.
 
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*/
 
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#if __STD_C
 
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int sfraise(Sfio_t* f, int type, Void_t* data)
 
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#else
 
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int sfraise(f, type, data)
 
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Sfio_t* f;      /* stream               */
 
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int     type;   /* type of event        */
 
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Void_t* data;   /* associated data      */
 
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#endif
 
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{
 
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        reg Sfdisc_t    *disc, *next, *d;
 
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        reg int         local, rv;
 
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        SFMTXSTART(f, -1);
 
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        GETLOCAL(f,local);
 
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        if(!SFKILLED(f) &&
 
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           !(local &&
 
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             (type == SF_NEW || type == SF_CLOSING ||
 
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              type == SF_FINAL || type == SF_ATEXIT)) &&
 
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           SFMODE(f,local) != (f->mode&SF_RDWR) && _sfmode(f,0,local) < 0)
 
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                SFMTXRETURN(f, -1);
 
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        SFLOCK(f,local);
 
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        for(disc = f->disc; disc; )
 
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        {       next = disc->disc;
 
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                if(disc->exceptf)
 
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                {       SFOPEN(f,0);
 
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                        if((rv = (*disc->exceptf)(f,type,data,disc)) != 0 )
 
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                                SFMTXRETURN(f, rv);
 
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                        SFLOCK(f,0);
 
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                }
 
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                if((disc = next) )
 
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                {       /* make sure that "next" hasn't been popped */
 
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                        for(d = f->disc; d; d = d->disc)
 
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                                if(d == disc)
 
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                                        break;
 
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                        if(!d)
 
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                                disc = f->disc;
 
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                }
 
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        }
 
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        SFOPEN(f,local);
 
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        SFMTXRETURN(f, 0);
 
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}