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1  /* Definition of data structures describing shell commands for GNU Make.
2  Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
3  1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software
4  Foundation, Inc.
5  This file is part of GNU Make.
6  
7  GNU Make is free software; you can redistribute it and/or modify it under the
8  terms of the GNU General Public License as published by the Free Software
9  Foundation; either version 2, or (at your option) any later version.
10  
11  GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
12  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
13  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
14  
15  You should have received a copy of the GNU General Public License along with
16  GNU Make; see the file COPYING.  If not, write to the Free Software
17  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.  */
18  
19  /* Structure that gives the commands to make a file
20     and information about where these commands came from.  */
21  
22  struct commands
23    {
24      struct floc fileinfo;	/* Where commands were defined.  */
25      char *commands;		/* Commands text.  */
26      unsigned int ncommand_lines;/* Number of command lines.  */
27      char **command_lines;	/* Commands chopped up into lines.  */
28      char *lines_flags;		/* One set of flag bits for each line.  */
29      int any_recurse;		/* Nonzero if any `lines_recurse' elt has */
30  				/* the COMMANDS_RECURSE bit set.  */
31    };
32  
33  /* Bits in `lines_flags'.  */
34  #define	COMMANDS_RECURSE	1 /* Recurses: + or $(MAKE).  */
35  #define	COMMANDS_SILENT		2 /* Silent: @.  */
36  #define	COMMANDS_NOERROR	4 /* No errors: -.  */
37  
38  extern void execute_file_commands PARAMS ((struct file *file));
39  extern void print_commands PARAMS ((struct commands *cmds));
40  extern void delete_child_targets PARAMS ((struct child *child));
41  extern void chop_commands PARAMS ((struct commands *cmds));
42  extern void set_file_variables PARAMS ((struct file *file));
43