Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2008 Kungliga Tekniska Högskolan
       3             :  * (Royal Institute of Technology, Stockholm, Sweden).
       4             :  * All rights reserved.
       5             :  *
       6             :  * Redistribution and use in source and binary forms, with or without
       7             :  * modification, are permitted provided that the following conditions
       8             :  * are met:
       9             :  *
      10             :  * 1. Redistributions of source code must retain the above copyright
      11             :  *    notice, this list of conditions and the following disclaimer.
      12             :  *
      13             :  * 2. Redistributions in binary form must reproduce the above copyright
      14             :  *    notice, this list of conditions and the following disclaimer in the
      15             :  *    documentation and/or other materials provided with the distribution.
      16             :  *
      17             :  * 3. Neither the name of the Institute nor the names of its contributors
      18             :  *    may be used to endorse or promote products derived from this software
      19             :  *    without specific prior written permission.
      20             :  *
      21             :  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
      22             :  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
      23             :  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
      24             :  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
      25             :  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
      26             :  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
      27             :  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      28             :  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
      29             :  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
      30             :  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
      31             :  * SUCH DAMAGE.
      32             :  */
      33             : 
      34             : #include <config.h>
      35             : 
      36             : #include "roken.h"
      37             : 
      38             : void ROKEN_LIB_FUNCTION
      39      142949 : rk_cloexec(int fd)
      40             : {
      41             : #ifdef HAVE_FCNTL
      42             :     int ret;
      43             : 
      44             :     ret = fcntl(fd, F_GETFD);
      45             :     if (ret == -1)
      46             :         return;
      47             :     if (fcntl(fd, F_SETFD, ret | FD_CLOEXEC) == -1)
      48             :         return;
      49             : #endif
      50      142949 : }
      51             : 
      52             : void ROKEN_LIB_FUNCTION
      53         380 : rk_cloexec_file(FILE *f)
      54             : {
      55             : #ifdef HAVE_FCNTL
      56             :     rk_cloexec(fileno(f));
      57             : #endif
      58         380 : }
      59             : 
      60             : void ROKEN_LIB_FUNCTION
      61           0 : rk_cloexec_dir(DIR * d)
      62             : {
      63             : #ifndef _WIN32
      64           0 :     rk_cloexec(dirfd(d));
      65             : #endif
      66           0 : }
      67             : 
      68             : void ROKEN_LIB_FUNCTION
      69           0 : rk_cloexec_socket(rk_socket_t s)
      70             : {
      71             : #ifndef _WIN32
      72           0 :     rk_cloexec((int)s);
      73             : #endif
      74           0 : }
      75             :