1  /* Definition of data structures describing shell commands for GNU Make.
       2  Copyright (C) 1988-2022 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 it under the
       6  terms of the GNU General Public License as published by the Free Software
       7  Foundation; either version 3 of the License, or (at your option) any later
       8  version.
       9  
      10  GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
      11  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
      12  A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
      13  
      14  You should have received a copy of the GNU General Public License along with
      15  this program.  If not, see <https://www.gnu.org/licenses/>.  */
      16  
      17  /* Structure that gives the commands to make a file
      18     and information about where these commands came from.  */
      19  
      20  struct commands
      21    {
      22      floc fileinfo;              /* Where commands were defined.  */
      23      char *commands;             /* Commands text.  */
      24      char **command_lines;       /* Commands chopped up into lines.  */
      25      unsigned char *lines_flags; /* One set of flag bits for each line.  */
      26      unsigned short ncommand_lines;/* Number of command lines.  */
      27      char recipe_prefix;         /* Recipe prefix for this command set.  */
      28      unsigned int any_recurse:1; /* Nonzero if any 'lines_flags' elt has */
      29                                  /* the COMMANDS_RECURSE bit set.  */
      30    };
      31  
      32  /* Bits in 'lines_flags'.  */
      33  #define COMMANDS_RECURSE        1 /* Recurses: + or $(MAKE).  */
      34  #define COMMANDS_SILENT         2 /* Silent: @.  */
      35  #define COMMANDS_NOERROR        4 /* No errors: -.  */
      36  
      37  struct file;
      38  struct child;
      39  
      40  void fatal_error_signal (int sig);
      41  void execute_file_commands (struct file *file);
      42  void print_commands (const struct commands *cmds);
      43  void delete_child_targets (struct child *child);
      44  void chop_commands (struct commands *cmds);
      45  void set_file_variables (struct file *file, const char *stem);