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94 lines
3.1 KiB
C
94 lines
3.1 KiB
C
/* Muscle table manager for Bison,
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Copyright (C) 2001, 2002 Free Software Foundation, Inc.
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This file is part of Bison, the GNU Compiler Compiler.
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Bison is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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Bison 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. See the
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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 Bison; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef MUSCLE_TAB_H_
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# define MUSCLE_TAB_H_
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void muscle_init (void);
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void muscle_insert (const char *key, char *value);
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char *muscle_find (const char *key);
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void muscle_free (void);
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/* An obstack dedicated to receive muscle keys and values. */
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extern struct obstack muscle_obstack;
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#define MUSCLE_INSERT_INT(Key, Value) \
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{ \
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obstack_fgrow1 (&muscle_obstack, "%d", Value); \
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obstack_1grow (&muscle_obstack, 0); \
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muscle_insert (Key, obstack_finish (&muscle_obstack)); \
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}
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#define MUSCLE_INSERT_LONG_INT(Key, Value) \
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{ \
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obstack_fgrow1 (&muscle_obstack, "%ld", Value); \
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obstack_1grow (&muscle_obstack, 0); \
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muscle_insert (Key, obstack_finish (&muscle_obstack)); \
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}
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#define MUSCLE_INSERT_STRING(Key, Value) \
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{ \
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obstack_sgrow (&muscle_obstack, Value); \
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obstack_1grow (&muscle_obstack, 0); \
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muscle_insert (Key, obstack_finish (&muscle_obstack)); \
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}
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#define MUSCLE_OBSTACK_SGROW(Obstack, Value) \
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{ \
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char const *s; \
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for (s = Value; *s; s++) \
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switch (*s) \
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{ \
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case '$': obstack_sgrow (Obstack, "$]["); break; \
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case '@': obstack_sgrow (Obstack, "@@" ); break; \
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case '[': obstack_sgrow (Obstack, "@{" ); break; \
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case ']': obstack_sgrow (Obstack, "@}" ); break; \
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default: obstack_1grow (Obstack, *s); break; \
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} \
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}
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#define MUSCLE_INSERT_C_STRING(Key, Value) \
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{ \
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MUSCLE_OBSTACK_SGROW (&muscle_obstack, \
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quotearg_style (c_quoting_style, \
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Value)); \
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obstack_1grow (&muscle_obstack, 0); \
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muscle_insert (Key, obstack_finish (&muscle_obstack)); \
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}
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/* Insert (KEY, VALUE). If KEY already existed, overwrite the
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previous value. Uses MUSCLE_OBSTACK. De-allocates the previously
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associated value. VALUE and SEPARATOR are copied. */
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void muscle_grow (const char *key, const char *value, const char *separator);
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/* MUSCLE is an M4 list of pairs. Create or extend it with the pair
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(A1, A2). Note that because the muscle values are output *double*
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quoted, one needs to strip the first level of quotes to reach the
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list itself. */
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void muscle_pair_list_grow (const char *muscle,
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const char *a1, const char *a2);
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void muscles_m4_output (FILE *out);
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#endif /* not MUSCLE_TAB_H_ */
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