X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/7de3329eea354cc392692ccc47bdddfc2bf82f2d..616429b50868bf9225d55143526442a024e32969:/src/system.h?ds=inline

diff --git a/src/system.h b/src/system.h
index 437c1f15..392f4eec 100644
--- a/src/system.h
+++ b/src/system.h
@@ -1,5 +1,5 @@
 /* system-dependent definitions for Bison.
-   Copyright 2000 Free Software Foundation, Inc.
+   Copyright 2000, 2001  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
@@ -26,18 +26,20 @@
 
 #include <assert.h>
 
-#ifdef MSDOS
-# include <io.h>
+#if HAVE_STDLIB_H
+# include <stdlib.h>
 #endif
 
-#ifdef _MSC_VER
-# include <stdlib.h>
-# include <process.h>
-# define getpid _getpid
+/* The following test is to work around the gross typo in
+   systems like Sony NEWS-OS Release 4.0C, whereby EXIT_FAILURE
+   is defined to 0, not 1.  */
+#if !EXIT_FAILURE
+# undef EXIT_FAILURE
+# define EXIT_FAILURE 1
 #endif
 
-#if HAVE_STDLIB_H
-# include <stdlib.h>
+#ifndef EXIT_SUCCESS
+# define EXIT_SUCCESS 0
 #endif
 
 #if HAVE_UNISTD_H
@@ -50,9 +52,6 @@
 # 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>
 /* memory.h and strings.h conflict on some systems.  */
@@ -67,19 +66,76 @@
 extern int errno;
 #endif
 
-#if PROTOTYPES
-# define PARAMS(p) p
-#else
-# define PARAMS(p) ()
+/* AIX requires this to be the first thing in the file.  */
+#ifndef __GNUC__
+# if HAVE_ALLOCA_H
+#  include <alloca.h>
+# else
+#  ifdef _AIX
+ #pragma alloca
+#  else
+#   ifndef alloca /* predefined by HP cc +Olibcalls */
+char *alloca ();
+#   endif
+#  endif
+# endif
+#endif
+
+#ifndef PARAMS
+# if defined PROTOTYPES || defined __STDC__
+#  define PARAMS(Args) Args
+# else
+#  define PARAMS(Args) ()
+# endif
+#endif
+
+# include "xalloc.h"
+
+/* From xstrndup.c.  */
+char *xstrndup PARAMS ((const char *s, size_t n));
+
+/*---------------------.
+| Missing prototypes.  |
+`---------------------*/
+
+#if !HAVE_DECL_STPCPY
+char *stpcpy PARAMS ((char *dest, const char *src));
+#endif
+
+#if !HAVE_DECL_STRCHR
+char *strchr(const char *s, int c);
+#endif
+
+#if !HAVE_DECL_STRNDUP
+char *strndup PARAMS ((const char *s, size_t size));
+#endif
+
+#if !HAVE_DECL_STRSPN
+size_t strspn(const char *s, const char *accept);
 #endif
 
+#if !HAVE_DECL_STRNLEN
+size_t strnlen PARAMS ((const char *s, size_t maxlen));
+#endif
+
+#if !HAVE_DECL_MEMCHR
+void *memchr PARAMS ((const void *s, int c, size_t n));
+#endif
+
+#if !HAVE_DECL_MEMRCHR
+void *memrchr PARAMS ((const void *s, int c, size_t n));
+#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__
+# if !defined (__GNUC__) || __GNUC__ < 2 || \
+(__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
 #  define __attribute__(Spec) /* empty */
 # endif
 /* The __-protected variants of `format' and `printf' attributes
@@ -102,17 +158,9 @@ extern int errno;
 # define setlocale(Category, Locale)
 #endif
 
-#ifdef ENABLE_NLS
-# 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
+#include "libgettext.h"
+#define _(Msgid)  gettext (Msgid)
+#define N_(Msgid) (Msgid)
 
 
 /*-------------------------------.
@@ -123,8 +171,6 @@ extern int errno;
 # define LOCALEDIR "/usr/local/share/locale"
 #endif
 
-#endif  /* BISON_SYSTEM_H */
-
 
 /*-----------.
 | Booleans.  |
@@ -141,12 +187,12 @@ typedef int bool;
 | Obstacks.  |
 `-----------*/
 
-#define obstack_chunk_alloc xmalloc
-#define obstack_chunk_free  free
-#include "obstack.h"
+# 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_sgrow(Obs, Str) \
+  obstack_grow (Obs, Str, strlen (Str))
 
 #define obstack_fgrow1(Obs, Format, Arg1)	\
 do {						\
@@ -169,6 +215,13 @@ do {							\
   obstack_grow (Obs, buf, strlen (buf));		\
 } while (0)
 
+#define obstack_fgrow4(Obs, Format, Arg1, Arg2, Arg3, Arg4)	\
+do {								\
+  char buf[4096];						\
+  sprintf (buf, Format, Arg1, Arg2, Arg3, Arg4);		\
+  obstack_grow (Obs, buf, strlen (buf));			\
+} while (0)
+
 
 /*---------------------------------.
 | Machine-dependencies for Bison.  |
@@ -202,8 +255,8 @@ do {							\
   /* VMS. */
 # define EXT_TAB	"_tab"
 # define EXT_OUTPUT	".output"
-# define EXT_STYPE_H	"_stype.h"
-# define EXT_GUARD_C	"_guard.c"
+# define EXT_STYPE_H	"_stype"
+# define EXT_GUARD_C	"_guard"
 #else /* ! VMS */
 # ifdef MSDOS
    /* MS DOS. */
@@ -215,7 +268,33 @@ do {							\
   /* Standard. */
 #  define EXT_TAB	".tab"
 #  define EXT_OUTPUT	".output"
-#  define EXT_STYPE_H	".stype.h"
-#  define EXT_GUARD_C	".guard.c"
+#  define EXT_STYPE_H	".stype"
+#  define EXT_GUARD_C	".guard"
 # endif /* ! MSDOS */
 #endif /* ! VMS */
+
+/* As memcpy, but for shorts.  */
+#define shortcpy(Dest, Src, Num) \
+  memcpy (Dest, Src, Num * sizeof (short))
+
+/* Free a linked list. */
+#define LIST_FREE(Type, List)			\
+do {						\
+  Type *_node, *_next;				\
+  for (_node = List; _node; _node = _next)	\
+    {						\
+      _next = _node->next;			\
+      XFREE (_node);				\
+    }						\
+} while (0)
+
+/*---------------------------------.
+| Debugging the memory allocator.  |
+`---------------------------------*/
+
+# if WITH_DMALLOC
+#  define DMALLOC_FUNC_CHECK
+#  include <dmalloc.h>
+# endif /* WITH_DMALLOC */
+
+#endif  /* ! BISON_SYSTEM_H */