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