+/* system-dependent definitions for Bison.
+ Copyright (C) 2000 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 BISON_SYSTEM_H
#define BISON_SYSTEM_H
# include <config.h>
#endif
+#include <stdio.h>
+
+#include <assert.h>
+
#ifdef MSDOS
-#include <io.h>
+# include <io.h>
#endif
#ifdef _MSC_VER
-#include <stdlib.h>
-#include <process.h>
-#define getpid _getpid
+# include <stdlib.h>
+# define getpid _getpid
#endif
-#if defined(HAVE_STDLIB_H) || defined(MSDOS)
-#include <stdlib.h>
+#if HAVE_STDLIB_H
+# include <stdlib.h>
#endif
-#if defined(HAVE_UNISTD_H)
-#include <unistd.h>
-#endif
-
-#if (defined(VMS) || defined(MSDOS)) && !defined(HAVE_STRING_H)
-#define HAVE_STRING_H 1
+#if HAVE_UNISTD_H
+# include <unistd.h>
#endif
#if defined(STDC_HEADERS) || defined(HAVE_STRING_H)
-#include <string.h>
+# include <string.h>
/* An ANSI string.h and pre-ANSI memory.h might conflict. */
-#if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
-#include <memory.h>
-#endif /* not STDC_HEADERS and HAVE_MEMORY_H */
-#ifndef bcopy
-#define bcopy(src, dst, num) memcpy((dst), (src), (num))
-#endif
+# if !defined(STDC_HEADERS) && defined(HAVE_MEMORY_H)
+# include <memory.h>
+# endif /* not STDC_HEADERS and HAVE_MEMORY_H */
+# ifndef bcopy
+# define bcopy(src, dst, num) memcpy((dst), (src), (num))
+# endif
#else /* not STDC_HEADERS and not HAVE_STRING_H */
-#include <strings.h>
+# include <strings.h>
/* memory.h and strings.h conflict on some systems. */
#endif /* not STDC_HEADERS and not HAVE_STRING_H */
#if defined(STDC_HEADERS) || defined(HAVE_CTYPE_H)
-#include <ctype.h>
+# include <ctype.h>
+#endif
+
+#include <errno.h>
+#ifndef errno
+extern int errno;
#endif
+#if PROTOTYPES
+# define PARAMS(p) p
+#else
+# define PARAMS(p) ()
+#endif
+
+/*-----------------.
+| GCC extensions. |
+`-----------------*/
+
+#ifndef __attribute__
+/* This feature is available in gcc versions 2.5 and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
+# define __attribute__(Spec) /* empty */
+# endif
+/* The __-protected variants of `format' and `printf' attributes
+ are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
+# define __format__ format
+# define __printf__ printf
+# endif
+#endif
+
+
+/*------.
+| NLS. |
+`------*/
+
#ifdef HAVE_LOCALE_H
# include <locale.h>
#endif
# include <libintl.h>
# define _(Text) gettext (Text)
#else
+# undef bindtextdomain
# define bindtextdomain(Domain, Directory)
+# undef textdomain
# define textdomain(Domain)
# define _(Text) Text
#endif
#define N_(Text) Text
-/* In the meantime, waiting for Automake. */
-#define LOCALEDIR "/usr/local/share/locale"
+
+/*-------------------------------.
+| Fix broken compilation flags. |
+`-------------------------------*/
+
+#ifndef LOCALEDIR
+# define LOCALEDIR "/usr/local/share/locale"
+#endif
#endif /* BISON_SYSTEM_H */
+
+
+/*---------------------------------.
+| Machine-dependencies for Bison. |
+`---------------------------------*/
+
+#ifdef eta10
+# define MAXSHORT 2147483647
+# define MINSHORT -2147483648
+#else
+# define MAXSHORT 32767
+# define MINSHORT -32768
+#endif
+
+#if defined (MSDOS) && !defined (__GO32__)
+# define BITS_PER_WORD 16
+# define MAXTABLE 16383
+#else
+# define BITS_PER_WORD 32
+# define MAXTABLE 32767
+#endif
+
+#define WORDSIZE(n) (((n) + BITS_PER_WORD - 1) / BITS_PER_WORD)
+#define SETBIT(x, i) ((x)[(i)/BITS_PER_WORD] |= (1<<((i) % BITS_PER_WORD)))
+#define RESETBIT(x, i) ((x)[(i)/BITS_PER_WORD] &= ~(1<<((i) % BITS_PER_WORD)))
+#define BITISSET(x, i) (((x)[(i)/BITS_PER_WORD] & (1<<((i) % BITS_PER_WORD))) != 0)
+
+
+/*-----------.
+| Booleans. |
+`-----------*/
+
+#ifndef TRUE
+# define TRUE (1)
+# define FALSE (0)
+#endif
+typedef int bool;
+
+
+/*-----------.
+| Obstacks. |
+`-----------*/
+
+#define obstack_chunk_alloc xmalloc
+#define obstack_chunk_free free
+#include "obstack.h"
+
+#define obstack_grow_literal_string(Obs, Str) \
+ obstack_grow (Obs, Str, sizeof (Str) - 1)
+
+#define obstack_fgrow1(Obs, Format, Arg1) \
+do { \
+ char buf[4096]; \
+ sprintf (buf, Format, Arg1); \
+ obstack_grow (Obs, buf, strlen (buf)); \
+} while (0)
+
+#define obstack_fgrow2(Obs, Format, Arg1, Arg2) \
+do { \
+ char buf[4096]; \
+ sprintf (buf, Format, Arg1, Arg2); \
+ obstack_grow (Obs, buf, strlen (buf)); \
+} while (0)
+
+#define obstack_fgrow3(Obs, Format, Arg1, Arg2, Arg3) \
+do { \
+ char buf[4096]; \
+ sprintf (buf, Format, Arg1, Arg2, Arg3); \
+ obstack_grow (Obs, buf, strlen (buf)); \
+} while (0)
projects / bison.git / blobdiff