[8cc501] | 1 | /* -*-c++-*- */ |
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| 2 | /******************************************************************* |
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| 3 | * File: mylimits.h |
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| 4 | * Purpose: limits.h configuration for omalloc |
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| 5 | * Author: hannes (Hans Schoenemann) |
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| 6 | * Created: 03/01 |
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| 7 | * Version: $Id: omlimits.h.in,v 1.1 2001/08/21 13:59:32 Singular Exp $ |
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| 8 | *******************************************************************/ |
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| 9 | #ifndef MYLIMITS_H |
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| 10 | #define MYLIMITS_H |
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| 11 | /******************************************************************* |
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| 12 | * Defines which are set by configure |
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| 13 | ******************************************************************/ |
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| 14 | /* Define sizeof(long) */ |
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| 15 | #cmakedefine SIZEOF_LONG @SIZEOF_LONG@ |
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| 16 | /* Define sizeof(int) */ |
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| 17 | #cmakedefine SIZEOF_INT @SIZEOF_INT@ |
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| 18 | /* Define sizeof(double) */ |
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| 19 | #cmakedefine SIZEOF_DOUBLE @SIZEOF_DOUBLE@ |
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| 20 | /* |
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| 21 | * ISO C Standard: 4.14/2.2.4.2 Limits of integral types <limits.h> |
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| 22 | */ |
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| 23 | |
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| 24 | /* These assume 8-bit `char's, 16-bit `short int's, |
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| 25 | and 32-bit `int's and and 32/64-bit `long int's. */ |
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| 26 | |
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| 27 | /* maximum value a `signed short int' can hold. */ |
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| 28 | #define SHRT_MAX 32767 |
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| 29 | |
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| 30 | /* Maximum value an `unsigned short int' can hold. (Minimum is 0.) */ |
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| 31 | #define USHRT_MAX 65535 |
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| 32 | |
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| 33 | /* Maximum/minimum value an `signed int' can hold. */ |
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| 34 | #define INT_MAX 2147483647 |
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| 35 | #define INT_MIN (-INT_MAX-1) |
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| 36 | |
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| 37 | /* Minimum and maximum values a `signed long int' can hold. */ |
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| 38 | /* Maximum value an `unsigned long int' can hold. (Minimum is 0.) */ |
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| 39 | #if SIZEOF_LONG == 8 |
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| 40 | # define LONG_MAX 9223372036854775807L |
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| 41 | # define ULONG_MAX 18446744073709551615UL |
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| 42 | #else |
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| 43 | # define LONG_MAX 2147483647L |
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| 44 | # ifdef __STDC__ |
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| 45 | # define ULONG_MAX 4294967295UL |
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| 46 | # else |
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| 47 | # define ULONG_MAX 4294967295L |
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| 48 | # endif |
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| 49 | #endif |
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| 50 | #define LONG_MIN (-LONG_MAX - 1L) |
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| 51 | |
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| 52 | #endif |
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