freebsd-dev/contrib/texinfo/makeinfo/macro.h
2005-05-23 10:46:22 +00:00

78 lines
2.9 KiB
C

/* macro.h -- declarations for macro.c.
$Id: macro.h,v 1.2 2004/04/11 17:56:47 karl Exp $
Copyright (C) 1998, 99 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef MACRO_H
#define MACRO_H
extern FILE *macro_expansion_output_stream;
extern char *macro_expansion_filename;
extern int me_executing_string;
extern int only_macro_expansion;
/* Here is a structure used to remember input text strings and offsets
within them. */
typedef struct {
char *pointer; /* Pointer to the input text. */
int offset; /* Offset of the last character output. */
} ITEXT;
/* Macro definitions for user-defined commands. */
typedef struct {
char *name; /* Name of the macro. */
char **arglist; /* Args to replace when executing. */
char *body; /* Macro body. */
char *source_file; /* File where this macro is defined. */
int source_lineno; /* Line number within FILENAME. */
int inhibited; /* Nonzero means make find_macro () fail. */
int flags; /* ME_RECURSE, ME_QUOTE_ARG, etc. */
} MACRO_DEF;
/* flags for MACRO_DEF */
#define ME_RECURSE 0x01
#define ME_QUOTE_ARG 0x02
extern void execute_macro (MACRO_DEF *def);
extern MACRO_DEF *find_macro (char *name);
extern char *expand_macro (MACRO_DEF *def);
extern ITEXT *remember_itext (char *pointer, int offset);
extern void forget_itext (char *pointer);
extern void maybe_write_itext (char *pointer, int offset);
extern void write_region_to_macro_output (char *string, int start, int end);
extern void append_to_expansion_output (int offset);
extern void me_append_before_this_command (void);
extern void me_execute_string (char *execution_string);
extern void me_execute_string_keep_state (char *execution_string,
char *append_string);
extern char *alias_expand (char *tok);
extern int enclosure_command (char *tok);
extern void enclosure_expand (int arg, int start, int end);
/* The @commands. */
extern void cm_macro (void), cm_rmacro (void), cm_unmacro (void);
extern void cm_alias (void), cm_definfoenclose (void);
extern int array_len (char **array);
extern void free_array (char **array);
extern char **get_brace_args (int quote_single);
#endif /* not MACRO_H */