74c363ef60
Clang searches for these files and if it doesn't find them, completion is twice as slow (or slower) than otherwise. See this issue report for more details: https://github.com/Rip-Rip/clang_complete/issues/17
118 lines
3.6 KiB
C
118 lines
3.6 KiB
C
/*===---- limits.h - Standard header for integer sizes --------------------===*\
|
|
*
|
|
* Copyright (c) 2009 Chris Lattner
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*
|
|
\*===----------------------------------------------------------------------===*/
|
|
|
|
#ifndef __CLANG_LIMITS_H
|
|
#define __CLANG_LIMITS_H
|
|
|
|
/* The system's limits.h may, in turn, try to #include_next GCC's limits.h.
|
|
Avert this #include_next madness. */
|
|
#if defined __GNUC__ && !defined _GCC_LIMITS_H_
|
|
#define _GCC_LIMITS_H_
|
|
#endif
|
|
|
|
/* System headers include a number of constants from POSIX in <limits.h>.
|
|
Include it if we're hosted. */
|
|
#if __STDC_HOSTED__ && \
|
|
defined(__has_include_next) && __has_include_next(<limits.h>)
|
|
#include_next <limits.h>
|
|
#endif
|
|
|
|
/* Many system headers try to "help us out" by defining these. No really, we
|
|
know how big each datatype is. */
|
|
#undef SCHAR_MIN
|
|
#undef SCHAR_MAX
|
|
#undef UCHAR_MAX
|
|
#undef SHRT_MIN
|
|
#undef SHRT_MAX
|
|
#undef USHRT_MAX
|
|
#undef INT_MIN
|
|
#undef INT_MAX
|
|
#undef UINT_MAX
|
|
#undef LONG_MIN
|
|
#undef LONG_MAX
|
|
#undef ULONG_MAX
|
|
|
|
#undef CHAR_BIT
|
|
#undef CHAR_MIN
|
|
#undef CHAR_MAX
|
|
|
|
/* C90/99 5.2.4.2.1 */
|
|
#define SCHAR_MAX __SCHAR_MAX__
|
|
#define SHRT_MAX __SHRT_MAX__
|
|
#define INT_MAX __INT_MAX__
|
|
#define LONG_MAX __LONG_MAX__
|
|
|
|
#define SCHAR_MIN (-__SCHAR_MAX__-1)
|
|
#define SHRT_MIN (-__SHRT_MAX__ -1)
|
|
#define INT_MIN (-__INT_MAX__ -1)
|
|
#define LONG_MIN (-__LONG_MAX__ -1L)
|
|
|
|
#define UCHAR_MAX (__SCHAR_MAX__*2 +1)
|
|
#define USHRT_MAX (__SHRT_MAX__ *2 +1)
|
|
#define UINT_MAX (__INT_MAX__ *2U +1U)
|
|
#define ULONG_MAX (__LONG_MAX__ *2UL+1UL)
|
|
|
|
#ifndef MB_LEN_MAX
|
|
#define MB_LEN_MAX 1
|
|
#endif
|
|
|
|
#define CHAR_BIT __CHAR_BIT__
|
|
|
|
#ifdef __CHAR_UNSIGNED__ /* -funsigned-char */
|
|
#define CHAR_MIN 0
|
|
#define CHAR_MAX UCHAR_MAX
|
|
#else
|
|
#define CHAR_MIN SCHAR_MIN
|
|
#define CHAR_MAX __SCHAR_MAX__
|
|
#endif
|
|
|
|
/* C99 5.2.4.2.1: Added long long. */
|
|
#if __STDC_VERSION__ >= 199901
|
|
|
|
#undef LLONG_MIN
|
|
#undef LLONG_MAX
|
|
#undef ULLONG_MAX
|
|
|
|
#define LLONG_MAX __LONG_LONG_MAX__
|
|
#define LLONG_MIN (-__LONG_LONG_MAX__-1LL)
|
|
#define ULLONG_MAX (__LONG_LONG_MAX__*2ULL+1ULL)
|
|
#endif
|
|
|
|
/* LONG_LONG_MIN/LONG_LONG_MAX/ULONG_LONG_MAX are a GNU extension. It's too bad
|
|
that we don't have something like #pragma poison that could be used to
|
|
deprecate a macro - the code should just use LLONG_MAX and friends.
|
|
*/
|
|
#if defined(__GNU_LIBRARY__) ? defined(__USE_GNU) : !defined(__STRICT_ANSI__)
|
|
|
|
#undef LONG_LONG_MIN
|
|
#undef LONG_LONG_MAX
|
|
#undef ULONG_LONG_MAX
|
|
|
|
#define LONG_LONG_MAX __LONG_LONG_MAX__
|
|
#define LONG_LONG_MIN (-__LONG_LONG_MAX__-1LL)
|
|
#define ULONG_LONG_MAX (__LONG_LONG_MAX__*2ULL+1ULL)
|
|
#endif
|
|
|
|
#endif /* __CLANG_LIMITS_H */
|