fuse_loop.c

/*
  FUSE: Filesystem in Userspace
  Copyright (C) 2001-2007  Miklos Szeredi <miklos@szeredi.hu>
 
  Implementation of the single-threaded FUSE session loop.
 
  This program can be distributed under the terms of the GNU LGPLv2.
  See the file COPYING.LIB
*/
 
#include "config.h"
#include "fuse_lowlevel.h"
#include "fuse_i.h"
 
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
 
int fuse_session_loop(struct fuse_session *se)
{
        int res = 0;
        struct fuse_buf fbuf = {
                .mem = NULL,
        };
 
        while (!fuse_session_exited(se)) {
                res = fuse_session_receive_buf_int(se, &fbuf, NULL);
 
                if (res == -EINTR)
                        continue;
                if (res <= 0)
                        break;
 
                fuse_session_process_buf_int(se, &fbuf, NULL);
        }
 
        free(fbuf.mem);
        if(res > 0)
                /* No error, just the length of the most recently read
                   request */
                res = 0;
        if(se->error != 0)
                res = se->error;
        fuse_session_reset(se);
        return res;
}