From 7d18356db73889bf4323ba3d2292ca2a5ceb3889 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Martin=20v=2E=20L=C3=B6wis?= Date: Wed, 13 Jun 2007 03:42:55 +0000 Subject: [PATCH] Provide PY_LLONG_MAX on all systems having long long. --- Include/pyport.h | 14 ++++++++++---- 1 file changed, 10 insertions(+), 4 deletions(-) diff --git a/Include/pyport.h b/Include/pyport.h index 7f8a027240..d579be296b 100644 --- a/Include/pyport.h +++ b/Include/pyport.h @@ -62,14 +62,20 @@ Used in: PY_LONG_LONG #ifndef PY_LONG_LONG #define PY_LONG_LONG long long #if defined(LLONG_MAX) +/* If LLONG_MAX is defined in limits.h, use that. */ #define PY_LLONG_MIN LLONG_MIN #define PY_LLONG_MAX LLONG_MAX #define PY_ULLONG_MAX ULLONG_MAX -#elif defined(__s390__) -/* Apparently, S390 Linux has long long, but no LLONG_MAX */ -#define PY_LLONG_MAX 9223372036854775807LL +#elif defined(__LONG_LONG_MAX__) +/* Otherwise, if GCC has a builtin define, use that. */ +#define PY_LLONG_MAX __LONG_LONG_MAX__ +#define PY_LLONG_MIN (-PY_LLONG_MAX-1) +#define PY_ULLONG_MAX (__LONG_LONG_MAX__*2ULL + 1ULL) +#else +/* Otherwise, rely on two's complement. */ +#define PY_ULLONG_MAX (~0ULL) +#define PY_LLONG_MAX ((long long)(PY_ULLONG_MAX>>1)) #define PY_LLONG_MIN (-PY_LLONG_MAX-1) -#define PY_ULLONG_MAX 18446744073709551615ULL #endif /* LLONG_MAX */ #endif #endif /* HAVE_LONG_LONG */ -- 2.40.0