freebsd-dev/contrib/sendmail/libsm/fwalk.c
2008-08-28 02:25:51 +00:00

62 lines
1.4 KiB
C

/*
* Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
* All rights reserved.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Chris Torek.
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the sendmail distribution.
*/
#include <sm/gen.h>
SM_RCSID("@(#)$Id: fwalk.c,v 1.21 2001/09/11 04:04:48 gshapiro Exp $")
#include <errno.h>
#include <sm/io.h>
#include "local.h"
#include "glue.h"
/*
** SM_FWALK -- apply a function to all found-open file pointers
**
** Parameters:
** function -- a function vector to be applied
** timeout -- time to complete actions (milliseconds)
**
** Returns:
** The (binary) OR'd result of each function call
*/
int
sm_fwalk(function, timeout)
int (*function) __P((SM_FILE_T *, int *));
int *timeout;
{
register SM_FILE_T *fp;
register int n, ret;
register struct sm_glue *g;
int fptimeout;
ret = 0;
for (g = &smglue; g != NULL; g = g->gl_next)
{
for (fp = g->gl_iobs, n = g->gl_niobs; --n >= 0; fp++)
{
if (fp->f_flags != 0)
{
if (*timeout == SM_TIME_DEFAULT)
fptimeout = fp->f_timeout;
else
fptimeout = *timeout;
if (fptimeout == SM_TIME_IMMEDIATE)
continue; /* skip it */
ret |= (*function)(fp, &fptimeout);
}
}
}
return ret;
}