1 /* $NetBSD: pipeline.h,v 1.1.1.1 2016/01/13 18:41:48 christos Exp $ */ 2 3 /* Copyright (C) 1989, 1990, 1991, 1992, 2000, 2002 4 Free Software Foundation, Inc. 5 Written by James Clark (jjc@jclark.com) 6 7 This file is part of groff. 8 9 groff is free software; you can redistribute it and/or modify it under 10 the terms of the GNU General Public License as published by the Free 11 Software Foundation; either version 2, or (at your option) any later 12 version. 13 14 groff is distributed in the hope that it will be useful, but WITHOUT ANY 15 WARRANTY; without even the implied warranty of MERCHANTABILITY or 16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 17 for more details. 18 19 You should have received a copy of the GNU General Public License along 20 with groff; see the file COPYING. If not, write to the Free Software 21 Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */ 22 23 #ifdef __cplusplus 24 extern "C" { 25 int run_pipeline(int, char ***, int); 26 } 27 #endif 28 29 /* run_pipeline can handle at most this many commands */ 30 #define MAX_COMMANDS 12 31 32 /* Children exit with this status if execvp fails. */ 33 #define EXEC_FAILED_EXIT_STATUS 0xff 34