X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/2cec9080f685192e231333686b411fb524239a1b..0f664b89d4aa86146015acd87a770db878d7e5d4:/src/system.h
diff --git a/src/system.h b/src/system.h
index 74639ec5..57a432d0 100644
--- a/src/system.h
+++ b/src/system.h
@@ -1,12 +1,12 @@
/* System-dependent definitions for Bison.
- Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Free Software
- Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 Free
+ Software Foundation, Inc.
- This program is free software; you can redistribute it and/or modify
+ 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.
+ the Free Software Foundation, either version 3 of the License, 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
@@ -14,56 +14,55 @@
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+ along with this program. If not, see . */
#ifndef BISON_SYSTEM_H
#define BISON_SYSTEM_H
+/* flex 2.5.31 gratutiously defines macros like INT8_MIN. But this
+ runs afoul of pre-C99 compilers that have or
+ , which are included below if available. It also runs
+ afoul of pre-C99 compilers that define these macros in . */
+#if ! defined __STDC_VERSION__ || __STDC_VERSION__ < 199901
+# undef INT8_MIN
+# undef INT16_MIN
+# undef INT32_MIN
+# undef INT8_MAX
+# undef INT16_MAX
+# undef UINT8_MAX
+# undef INT32_MAX
+# undef UINT16_MAX
+# undef UINT32_MAX
+#endif
+
#include
#include
#include
#include
-#include "unlocked-io.h"
-
#if HAVE_SYS_TYPES_H
# include
#endif
-#if HAVE_UNISTD_H
-# include
-#endif
-
-#if HAVE_INTTYPES_H
-# include
-#endif
-#if HAVE_STDINT_H
-# include
-#endif
+#include
+#include
-#if ! HAVE_UINTPTR_T
+#ifndef UINTPTR_MAX
/* This isn't perfect, but it's good enough for Bison, which needs
only to hash pointers. */
typedef size_t uintptr_t;
#endif
-#include
+/*---------.
+| Gnulib. |
+`---------*/
+
+#include
#include
#include
-/*---------------------.
-| Missing prototypes. |
-`---------------------*/
-
-#include
-
-/* From lib/basename.c. */
-char *base_name (char const *name);
-
-
/*-----------------.
| GCC extensions. |
`-----------------*/
@@ -78,8 +77,8 @@ char *base_name (char const *name);
#ifndef __attribute__
/* This feature is available in gcc versions 2.5 and later. */
-# if !defined (__GNUC__) || __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
#endif
@@ -99,6 +98,8 @@ char *base_name (char const *name);
# define ATTRIBUTE_UNUSED __attribute__ ((__unused__))
#endif
+#define FUNCTION_PRINT() fprintf (stderr, "%s: ", __func__)
+
/*------.
| NLS. |
`------*/
@@ -110,15 +111,6 @@ char *base_name (char const *name);
#define N_(Msgid) (Msgid)
-/*-------------------------------.
-| Fix broken compilation flags. |
-`-------------------------------*/
-
-#ifndef LOCALEDIR
-# define LOCALEDIR "/usr/local/share/locale"
-#endif
-
-
/*-----------.
| Booleans. |
`-----------*/
@@ -126,6 +118,21 @@ char *base_name (char const *name);
#include
+
+/*-------------.
+| Assertions. |
+`-------------*/
+
+/* 's assertions are too heavyweight, and can be disabled
+ too easily, so use aver rather than assert. */
+static inline void
+aver (bool assertion)
+{
+ if (! assertion)
+ abort ();
+}
+
+
/*-----------.
| Obstacks. |
`-----------*/