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1/* Muscle table manager for Bison,
2 Copyright (C) 2001, 2002 Free Software Foundation, Inc.
3
4 This file is part of Bison, the GNU Compiler Compiler.
5
6 Bison is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
9 any later version.
10
11 Bison is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with Bison; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
20
21#ifndef MUSCLE_TAB_H_
22# define MUSCLE_TAB_H_
23
24void muscle_init (void);
25void muscle_insert (const char *key, char *value);
26char *muscle_find (const char *key);
27void muscle_free (void);
28
29
30/* An obstack dedicated to receive muscle keys and values. */
31extern struct obstack muscle_obstack;
32
33#define MUSCLE_INSERT_INT(Key, Value) \
34{ \
35 obstack_fgrow1 (&muscle_obstack, "%d", Value); \
36 obstack_1grow (&muscle_obstack, 0); \
37 muscle_insert (Key, obstack_finish (&muscle_obstack)); \
38}
39
40#define MUSCLE_INSERT_LONG_INT(Key, Value) \
41{ \
42 obstack_fgrow1 (&muscle_obstack, "%ld", Value); \
43 obstack_1grow (&muscle_obstack, 0); \
44 muscle_insert (Key, obstack_finish (&muscle_obstack)); \
45}
46
47#define MUSCLE_INSERT_STRING(Key, Value) \
48{ \
49 obstack_sgrow (&muscle_obstack, Value); \
50 obstack_1grow (&muscle_obstack, 0); \
51 muscle_insert (Key, obstack_finish (&muscle_obstack)); \
52}
53
54#define MUSCLE_OBSTACK_SGROW(Obstack, Value) \
55{ \
56 char const *s; \
57 for (s = Value; *s; s++) \
58 switch (*s) \
59 { \
60 case '$': obstack_sgrow (Obstack, "$]["); break; \
61 case '@': obstack_sgrow (Obstack, "@@" ); break; \
62 case '[': obstack_sgrow (Obstack, "@{" ); break; \
63 case ']': obstack_sgrow (Obstack, "@}" ); break; \
64 default: obstack_1grow (Obstack, *s); break; \
65 } \
66}
67
68#define MUSCLE_INSERT_C_STRING(Key, Value) \
69{ \
70 MUSCLE_OBSTACK_SGROW (&muscle_obstack, \
71 quotearg_style (c_quoting_style, \
72 Value)); \
73 obstack_1grow (&muscle_obstack, 0); \
74 muscle_insert (Key, obstack_finish (&muscle_obstack)); \
75}
76
77/* Insert (KEY, VALUE). If KEY already existed, overwrite the
78 previous value. Uses MUSCLE_OBSTACK. De-allocates the previously
79 associated value. VALUE and SEPARATOR are copied. */
80
81void muscle_grow (const char *key, const char *value, const char *separator);
82
83/* MUSCLE is an M4 list of pairs. Create or extend it with the pair
84 (A1, A2). Note that because the muscle values are output *double*
85 quoted, one needs to strip the first level of quotes to reach the
86 list itself. */
87
88void muscle_pair_list_grow (const char *muscle,
89 const char *a1, const char *a2);
90
91void muscles_m4_output (FILE *out);
92
93#endif /* not MUSCLE_TAB_H_ */