71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
/*
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#FILENAME#
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#DESCRIPTION#
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Copyright (C) 2003 #AUTHOR#
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Author: #AUTHOR#
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Date: #DATE#
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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*/
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#ifndef __GIB_TREE_H
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#define __GIB_TREE_H
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#define TREE_NORMAL 0 // Normal node
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// Flags for arguments
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#define TREE_A_CONCAT 1 // Concatenate to previous
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#define TREE_A_EMBED 2 // Embedded stuff needs to be processed
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#define TREE_A_EXPAND 4 // Token needs to be expanded
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// Flags for lines
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#define TREE_L_NOT 1 // Invert condition
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#define TREE_L_FORNEXT 4 // For loop is starting again
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#define TREE_L_EMBED 8 // Embedded command (expect return value)
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typedef char gib_tree_flags_t;
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typedef struct gib_tree_s {
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const char *str;
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char delim;
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unsigned int start, end, refs;
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gib_tree_flags_t flags;
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enum gib_tree_type_e {
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TREE_T_CMD, // A command
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TREE_T_COND, // Conditional jump
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TREE_T_ASSIGN, // Assignment
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TREE_T_SEND, // Message sending
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TREE_T_JUMP, // Jump
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TREE_T_ARG, // Argument (not a line)
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TREE_T_FORNEXT, // Fetch next arg in for loop
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TREE_T_META, // Info node
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TREE_T_LABEL // Label (or no-op)
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} type;
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struct gib_tree_s *children, *next, *jump;
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} gib_tree_t;
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gib_tree_t *GIB_Tree_New (enum gib_tree_type_e type);
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void GIB_Tree_Free_Recursive (gib_tree_t *tree);
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void GIB_Tree_Ref (gib_tree_t **tp);
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void GIB_Tree_Unref (gib_tree_t **tp);
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#endif /* __GIB_TREE_H */
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