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author | tijl <tijl@FreeBSD.org> | 2012-02-28 18:24:28 +0000 |
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committer | tijl <tijl@FreeBSD.org> | 2012-02-28 18:24:28 +0000 |
commit | 86b4719ed57cc44687bc6f6b1ea3786dce60a2d1 (patch) | |
tree | 17c85bfa51f40f855681983152918d2ceaba456d /sys/x86 | |
parent | 3b29ed2286b5864c63a73515a0a5ec9ed14c7bd5 (diff) | |
download | FreeBSD-src-86b4719ed57cc44687bc6f6b1ea3786dce60a2d1.zip FreeBSD-src-86b4719ed57cc44687bc6f6b1ea3786dce60a2d1.tar.gz |
Copy amd64 _limits.h to x86 and merge with i386 _limits.h. Replace
amd64/i386/pc98 _limits.h with stubs.
Diffstat (limited to 'sys/x86')
-rw-r--r-- | sys/x86/include/_limits.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/sys/x86/include/_limits.h b/sys/x86/include/_limits.h new file mode 100644 index 0000000..17303ac --- /dev/null +++ b/sys/x86/include/_limits.h @@ -0,0 +1,101 @@ +/*- + * Copyright (c) 1988, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)limits.h 8.3 (Berkeley) 1/4/94 + * $FreeBSD$ + */ + +#ifndef _MACHINE__LIMITS_H_ +#define _MACHINE__LIMITS_H_ + +/* + * According to ANSI (section 2.2.4.2), the values below must be usable by + * #if preprocessing directives. Additionally, the expression must have the + * same type as would an expression that is an object of the corresponding + * type converted according to the integral promotions. The subtraction for + * INT_MIN, etc., is so the value is not unsigned; e.g., 0x80000000 is an + * unsigned int for 32-bit two's complement ANSI compilers (section 3.1.3.2). + */ + +#define __CHAR_BIT 8 /* number of bits in a char */ + +#define __SCHAR_MAX 0x7f /* max value for a signed char */ +#define __SCHAR_MIN (-0x7f - 1) /* min value for a signed char */ + +#define __UCHAR_MAX 0xff /* max value for an unsigned char */ + +#define __USHRT_MAX 0xffff /* max value for an unsigned short */ +#define __SHRT_MAX 0x7fff /* max value for a short */ +#define __SHRT_MIN (-0x7fff - 1) /* min value for a short */ + +#define __UINT_MAX 0xffffffff /* max value for an unsigned int */ +#define __INT_MAX 0x7fffffff /* max value for an int */ +#define __INT_MIN (-0x7fffffff - 1) /* min value for an int */ + +#ifdef _LP64 +#define __ULONG_MAX 0xffffffffffffffff /* max for an unsigned long */ +#define __LONG_MAX 0x7fffffffffffffff /* max for a long */ +#define __LONG_MIN (-0x7fffffffffffffff - 1) /* min for a long */ +#else +#define __ULONG_MAX 0xffffffffUL +#define __LONG_MAX 0x7fffffffL +#define __LONG_MIN (-0x7fffffffL - 1) +#endif + + /* max value for an unsigned long long */ +#define __ULLONG_MAX 0xffffffffffffffffULL +#define __LLONG_MAX 0x7fffffffffffffffLL /* max value for a long long */ +#define __LLONG_MIN (-0x7fffffffffffffffLL - 1) /* min for a long long */ + +#ifdef _LP64 +#define __SSIZE_MAX __LONG_MAX /* max value for a ssize_t */ +#define __SIZE_T_MAX __ULONG_MAX /* max value for a size_t */ +#define __OFF_MAX __LONG_MAX /* max value for an off_t */ +#define __OFF_MIN __LONG_MIN /* min value for an off_t */ +/* Quads and longs are the same on the amd64. Ensure they stay in sync. */ +#define __UQUAD_MAX __ULONG_MAX /* max value for a uquad_t */ +#define __QUAD_MAX __LONG_MAX /* max value for a quad_t */ +#define __QUAD_MIN __LONG_MIN /* min value for a quad_t */ +#define __LONG_BIT 64 +#else +#define __SSIZE_MAX __INT_MAX +#define __SIZE_T_MAX __UINT_MAX +#define __OFF_MAX __LLONG_MAX +#define __OFF_MIN __LLONG_MIN +#define __UQUAD_MAX __ULLONG_MAX +#define __QUAD_MAX __LLONG_MAX +#define __QUAD_MIN __LLONG_MIN +#define __LONG_BIT 32 +#endif + +#define __WORD_BIT 32 + +/* Minimum signal stack size. */ +#define __MINSIGSTKSZ (512 * 4) + +#endif /* !_MACHINE__LIMITS_H_ */ |