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Diffstat (limited to 'gnu/usr.bin/tar/open3.h')
-rw-r--r-- | gnu/usr.bin/tar/open3.h | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/gnu/usr.bin/tar/open3.h b/gnu/usr.bin/tar/open3.h deleted file mode 100644 index c1c0e59..0000000 --- a/gnu/usr.bin/tar/open3.h +++ /dev/null @@ -1,67 +0,0 @@ -/* Defines for Sys V style 3-argument open call. - Copyright (C) 1988 Free Software Foundation - -This file is part of GNU Tar. - -GNU Tar is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Tar is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Tar; see the file COPYING. If not, write to -the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ - -/* - * open3.h -- #defines for the various flags for the Sys V style 3-argument - * open() call. On BSD or System 5, the system already has this in an - * include file. This file is needed for V7 and MINIX systems for the - * benefit of open3() in port.c, a routine that emulates the 3-argument - * call using system calls available on V7/MINIX. - * - * This file is needed by PD tar even if we aren't using the - * emulator, since the #defines for O_WRONLY, etc. are used in - * a couple of places besides the open() calls, (e.g. in the assignment - * to openflag in extract.c). We just #include this rather than - * #ifdef them out. - * - * Written 6/10/87 by rmtodd@uokmax (Richard Todd). - * - * The names have been changed by John Gilmore, 31 July 1987, since - * Richard called it "bsdopen", and really this change was introduced in - * AT&T Unix systems before BSD picked it up. - */ - -/* Only one of the next three should be specified */ -#define O_RDONLY 0 /* only allow read */ -#define O_WRONLY 1 /* only allow write */ -#define O_RDWR 2 /* both are allowed */ - -/* The rest of these can be OR-ed in to the above. */ -/* - * O_NDELAY isn't implemented by the emulator. It's only useful (to tar) on - * systems that have named pipes anyway; it prevents tar's hanging by - * opening a named pipe. We #ifndef it because some systems already have - * it defined. - */ -#ifndef O_NDELAY -#define O_NDELAY 4 /* don't block on opening devices that would - * block on open -- ignored by emulator. */ -#endif -#define O_CREAT 8 /* create file if needed */ -#define O_EXCL 16 /* file cannot already exist */ -#define O_TRUNC 32 /* truncate file on open */ -#define O_APPEND 64 /* always write at end of file -- ignored by emul */ - -#ifdef EMUL_OPEN3 -/* - * make emulation transparent to rest of file -- redirect all open() calls - * to our routine - */ -#define open open3 -#endif |