suspend_it.c

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#define _POSIX_SOURCE
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
 
/*---------------------------------------------------------------------
 
      FUNCTION:  suspend_it
 
      PURPOSE:  To check if background processes started in proc_loop
                should be suspended.  This function will be called
                before executing each program started in proc_loop.
 
                return values:  0 = file does not exist
                                1 = file exists
 
      VERSION and UPDATES
        1.0    SEP 95   David G. Brandon
               Original Version
     
 *--------------------------------------------------------------------- */
 
 
suspend_it( char dirname[] )
{
   /*
       dirname = name of directory to look in
   */
 
   char buff_temp[100];
   char *suspendfile = "suspend";
 
   struct stat buf;
 
   sprintf(buff_temp,"%s/%s",dirname,suspendfile);
 
   /* Check for existence of the file */
   if ( stat(buff_temp,&buf) == -1 )
        return(0);
   else
        return(1);
 
}