dup-safer.c File Reference

#include <config.h>
#include "unistd-safer.h"
#include <fcntl.h>
#include <unistd.h>

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Defines

#define STDERR_FILENO 2

Functions

int dup_safer (int fd)

Define Documentation

#define STDERR_FILENO 2

Definition at line 29 of file dup-safer.c.
Referenced by dup_safer(), and fd_safer().

Function Documentation

int dup_safer ( int fd )

Definition at line 36 of file dup-safer.c.
References dup, fd_safer(), and STDERR_FILENO.
Referenced by fd_safer().
00037 { 00038 #if defined F_DUPFD && !defined FCHDIR_REPLACEMENT 00039 return fcntl (fd, F_DUPFD, STDERR_FILENO + 1); 00040 #else 00041 /* fd_safer calls us back, but eventually the recursion unwinds and 00042 does the right thing. */ 00043 return fd_safer (dup (fd)); 00044 #endif 00045 }