commands.h

   1 /* Definition of data structures describing shell commands for GNU Make.
   2 Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
   3 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
   4 2012 Free Software 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 3 of the License, or (at your option) any later
  10 version.
  11
  12 GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
  13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  14 A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License along with
  17 this program.  If not, see <http://www.gnu.org/licenses/>.  */
  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     char **command_lines;       /* Commands chopped up into lines.  */
  27     char *lines_flags;          /* One set of flag bits for each line.  */
  28     unsigned short ncommand_lines;/* Number of command lines.  */
  29     char recipe_prefix;         /* Recipe prefix for this command set.  */
  30     unsigned int any_recurse:1; /* Nonzero if any `lines_flags' elt has */
  31                                 /* the COMMANDS_RECURSE bit set.  */
  32   };
  33
  34 /* Bits in `lines_flags'.  */
  35 #define COMMANDS_RECURSE        1 /* Recurses: + or $(MAKE).  */
  36 #define COMMANDS_SILENT         2 /* Silent: @.  */
  37 #define COMMANDS_NOERROR        4 /* No errors: -.  */
  38
  39 void execute_file_commands (struct file *file);
  40 void print_commands (const struct commands *cmds);
  41 void delete_child_targets (struct child *child);
  42 void chop_commands (struct commands *cmds);
  43 void set_file_variables (struct file *file);