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dragonfly has closefrom()

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Jean-Francois Dockes 2017-06-28 07:24:38 +02:00
parent 800131ef91
commit 3d14c537ad
1 changed files with 8 additions and 5 deletions
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13
src/utils/closefrom.cpp
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@ -44,9 +44,9 @@
* getting-the-highest-allocated-file-descriptor * getting-the-highest-allocated-file-descriptor
* *
* System interfaces: * System interfaces:
* FreeBSD: * FreeBSD/DragonFly:
* - Has a closefrom() system call as of release 7.x around Sep 2009 * - Have a closefrom() system call as of release 7.x around Sep 2009
* - Has a /dev/fd, directory which shows the current process' open * - Have a /dev/fd, directory which shows the current process' open
* descriptors. Only descriptors 0, 1, 2 are shown except if * descriptors. Only descriptors 0, 1, 2 are shown except if
* fdescfs is mounted which it is not by default * fdescfs is mounted which it is not by default
* *
@ -69,6 +69,9 @@
* @return 0 for success, -1 for error. * @return 0 for success, -1 for error.
*/ */
#ifndef TEST_CLOSEFROM #ifndef TEST_CLOSEFROM
#include "closefrom.h"
#include <stdio.h> #include <stdio.h>
#include <unistd.h> #include <unistd.h>
#include <fcntl.h> #include <fcntl.h>
@ -77,7 +80,6 @@
#include <sys/time.h> #include <sys/time.h>
#include <sys/resource.h> #include <sys/resource.h>
#include "closefrom.h"
/* #define DEBUG_CLOSEFROM */ /* #define DEBUG_CLOSEFROM */
#ifdef DEBUG_CLOSEFROM #ifdef DEBUG_CLOSEFROM
@ -93,7 +95,8 @@
/* closefrom() exists on Solaris, netbsd and openbsd, but someone will /* closefrom() exists on Solaris, netbsd and openbsd, but someone will
* have to provide me the appropriate macro to test */ * have to provide me the appropriate macro to test */
#if (defined(__FreeBSD__) && __FreeBSD_version >= 702104) #if ((defined(__FreeBSD__) && __FreeBSD_version >= 702104)) || \
defined(__DragonFly__)
/* Use closefrom() system call */ /* Use closefrom() system call */
int libclf_closefrom(int fd0) int libclf_closefrom(int fd0)
{ {