commands.h

   1 /* Definition of data structures describing shell commands for GNU Make.
   2 Copyright (C) 1988, 1989, 1991, 1993 Free Software Foundation, Inc.
   3 This file is part of GNU Make.
   4
   5 GNU Make is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2, or (at your option)
   8 any later version.
   9
  10 GNU Make is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with GNU Make; see the file COPYING.  If not, write to
  17 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, 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     char *filename;             /* File that contains commands.  */
  25     unsigned int lineno;        /* Line number in file.  */
  26     char *commands;             /* Commands text.  */
  27     unsigned int ncommand_lines;/* Number of command lines.  */
  28     char **command_lines;       /* Commands chopped up into lines.  */
  29     char *lines_flags;          /* One set of flag bits for each line.  */
  30     int any_recurse;            /* Nonzero if any `lines_recurse' 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 extern void execute_file_commands ();
  40 extern void print_commands ();
  41 extern void delete_child_targets ();
  42 extern void chop_commands ();