diff options
Diffstat (limited to 'posix')
| -rw-r--r-- | posix/unistd.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/posix/unistd.h b/posix/unistd.h index 01ac3f8b41..96bb02dff4 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1991-2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 1991-2006, 2007, 2008 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -383,6 +383,12 @@ extern ssize_t pwrite64 (int __fd, __const void *__buf, size_t __n, Returns 0 if successful, -1 if not. */ extern int pipe (int __pipedes[2]) __THROW __wur; +#ifdef __USE_GNU +/* Same as pipe but apply flags passed in FLAGS to the new file + descriptors. */ +extern int pipe2 (int __pipedes[2], int __flags) __THROW __wur; +#endif + /* Schedule an alarm. In SECONDS seconds, the process will get a SIGALRM. If SECONDS is zero, any currently scheduled alarm will be cancelled. The function returns the number of seconds remaining until the last @@ -492,6 +498,12 @@ extern int dup (int __fd) __THROW __wur; /* Duplicate FD to FD2, closing FD2 and making it open on the same file. */ extern int dup2 (int __fd, int __fd2) __THROW; +#ifdef __USE_GNU +/* Duplicate FD to FD2, closing FD2 and making it open on the same + file while setting flags according to FLAGS. */ +extern int dup3 (int __fd, int __fd2, int __flags) __THROW; +#endif + /* NULL-terminated array of "NAME=VALUE" environment variables. */ extern char **__environ; #ifdef __USE_GNU |