diff options
Diffstat (limited to 'winsup/cygwin/include/limits.h')
| -rw-r--r-- | winsup/cygwin/include/limits.h | 28 |
1 files changed, 17 insertions, 11 deletions
diff --git a/winsup/cygwin/include/limits.h b/winsup/cygwin/include/limits.h index 20723ab1d..e093d283d 100644 --- a/winsup/cygwin/include/limits.h +++ b/winsup/cygwin/include/limits.h @@ -1,7 +1,7 @@ /* limits.h Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, - 2011, 2012 Red Hat, Inc. + 2011, 2012, 2013 Red Hat, Inc. This file is part of Cygwin. @@ -12,6 +12,7 @@ details. */ #ifndef _LIMITS_H___ #include <features.h> +#include <bits/wordsize.h> #ifndef _MACH_MACHLIMITS_H_ @@ -24,15 +25,15 @@ details. */ /* Number of bits in a `char'. */ #undef CHAR_BIT -#define CHAR_BIT 8 +#define CHAR_BIT __CHAR_BIT__ /* Number of bits in a `long'. */ #undef LONG_BIT -#define LONG_BIT 32 +#define LONG_BIT (__SIZEOF_LONG__ * __CHAR_BIT__) /* Number of bits in a `int'. */ #undef WORD_BIT -#define WORD_BIT 32 +#define WORD_BIT (__SIZEOF_INT__ * __CHAR_BIT__) /* Maximum length of a multibyte character. */ #ifndef MB_LEN_MAX @@ -89,14 +90,14 @@ details. */ /* Minimum and maximum values a `signed long int' can hold. (Same as `int'). */ #ifndef __LONG_MAX__ -#ifndef __alpha__ -#define __LONG_MAX__ 2147483647L -#else +#if __WORDSIZE == 64 #define __LONG_MAX__ 9223372036854775807L +#else +#define __LONG_MAX__ 2147483647L # endif /* __alpha__ */ #endif #undef LONG_MIN -#define LONG_MIN (-LONG_MAX-1) +#define LONG_MIN (-LONG_MAX-1L) #undef LONG_MAX #define LONG_MAX __LONG_MAX__ @@ -221,9 +222,9 @@ details. */ #define PTHREAD_DESTRUCTOR_ITERATIONS 1 /* Maximum number of data keys that can be created by a process. */ -/* Tls has 64 items for pre win2000 - and we don't want to use them all :] */ +/* Tls has 1088 items - and we don't want to use them all :] */ #undef PTHREAD_KEYS_MAX -#define PTHREAD_KEYS_MAX 32 +#define PTHREAD_KEYS_MAX 1024 /* Minimum size in bytes of thread stack storage. */ /* Actually the minimum stack size is somewhat of a split personality. @@ -242,9 +243,14 @@ details. */ /* #define PTHREAD_THREADS_MAX unspecified */ /* Maximum number of realtime signals reserved for application use. */ -/* FIXME: We only support one realtime signal but _POSIX_RTSIG_MAX is 8. */ +/* FIXME: We only support one realtime signal in 32 bit mode, but + _POSIX_RTSIG_MAX is 8. */ #undef RTSIG_MAX +#if __WORDSIZE == 64 +#define RTSIG_MAX 33 +#else #define RTSIG_MAX 1 +#endif /* Maximum number of semaphores that a process may have. */ /* Windows allows any arbitrary number of semaphores per process. */ |