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author | Pawel Kowalski <p.kowalski2@partner.samsung.com> | 2018-06-15 11:24:08 +0200 |
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committer | Pawel Kowalski <p.kowalski2@partner.samsung.com> | 2018-06-15 11:26:09 +0200 |
commit | 5c7e0aaf17a296535495e3431db6a86ad64064b3 (patch) | |
tree | d7cca0250c60fbc69eb70a7039d0f9659f81b9d0 /lib/gllib/limits.in.h | |
parent | 1701584f7841a79ae4e97699a8c4ac9f0a09c38f (diff) | |
parent | e527f54afdf27ab8ce73a22d05d69e5482f5e92b (diff) | |
download | libtasn1-154ef4328a1e085b7c5bbf917071318ecbbcd8d9.tar.gz libtasn1-154ef4328a1e085b7c5bbf917071318ecbbcd8d9.tar.bz2 libtasn1-154ef4328a1e085b7c5bbf917071318ecbbcd8d9.zip |
Merge branch 'upstream' into tizensubmit/tizen_5.0/20181101.000007submit/tizen/20180615.093304accepted/tizen/unified/20180620.131427accepted/tizen/5.0/unified/20181102.030257
Change-Id: I254f6095d312777427a57af3ed346986a28f3aaa
Diffstat (limited to 'lib/gllib/limits.in.h')
-rw-r--r-- | lib/gllib/limits.in.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/lib/gllib/limits.in.h b/lib/gllib/limits.in.h new file mode 100644 index 0000000..02faeb6 --- /dev/null +++ b/lib/gllib/limits.in.h @@ -0,0 +1,63 @@ +/* A GNU-like <limits.h>. + + Copyright 2016-2017 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public License + as published by the Free Software Foundation; either version 2.1, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with this program; if not, see <http://www.gnu.org/licenses/>. */ + +#ifndef _@GUARD_PREFIX@_LIMITS_H + +#if __GNUC__ >= 3 +@PRAGMA_SYSTEM_HEADER@ +#endif +@PRAGMA_COLUMNS@ + +/* The include_next requires a split double-inclusion guard. */ +#@INCLUDE_NEXT@ @NEXT_LIMITS_H@ + +#ifndef _@GUARD_PREFIX@_LIMITS_H +#define _@GUARD_PREFIX@_LIMITS_H + +/* The number of usable bits in an unsigned or signed integer type + with minimum value MIN and maximum value MAX, as an int expression + suitable in #if. Cover all known practical hosts. This + implementation exploits the fact that MAX is 1 less than a power of + 2, and merely counts the number of 1 bits in MAX; "COBn" means + "count the number of 1 bits in the low-order n bits"). */ +#define _GL_INTEGER_WIDTH(min, max) (((min) < 0) + _GL_COB128 (max)) +#define _GL_COB128(n) (_GL_COB64 ((n) >> 31 >> 31 >> 2) + _GL_COB64 (n)) +#define _GL_COB64(n) (_GL_COB32 ((n) >> 31 >> 1) + _GL_COB32 (n)) +#define _GL_COB32(n) (_GL_COB16 ((n) >> 16) + _GL_COB16 (n)) +#define _GL_COB16(n) (_GL_COB8 ((n) >> 8) + _GL_COB8 (n)) +#define _GL_COB8(n) (_GL_COB4 ((n) >> 4) + _GL_COB4 (n)) +#define _GL_COB4(n) (!!((n) & 8) + !!((n) & 4) + !!((n) & 2) + !!((n) & 1)) + +/* Macros specified by ISO/IEC TS 18661-1:2014. */ + +#if (! defined ULLONG_WIDTH \ + && (defined _GNU_SOURCE || defined __STDC_WANT_IEC_60559_BFP_EXT__)) +# define CHAR_WIDTH _GL_INTEGER_WIDTH (CHAR_MIN, CHAR_MAX) +# define SCHAR_WIDTH _GL_INTEGER_WIDTH (SCHAR_MIN, SCHAR_MAX) +# define UCHAR_WIDTH _GL_INTEGER_WIDTH (0, UCHAR_MAX) +# define SHRT_WIDTH _GL_INTEGER_WIDTH (SHRT_MIN, SHRT_MAX) +# define USHRT_WIDTH _GL_INTEGER_WIDTH (0, USHRT_MAX) +# define INT_WIDTH _GL_INTEGER_WIDTH (INT_MIN, INT_MAX) +# define UINT_WIDTH _GL_INTEGER_WIDTH (0, UINT_MAX) +# define LONG_WIDTH _GL_INTEGER_WIDTH (LONG_MIN, LONG_MAX) +# define ULONG_WIDTH _GL_INTEGER_WIDTH (0, ULONG_MAX) +# define LLONG_WIDTH _GL_INTEGER_WIDTH (LLONG_MIN, LLONG_MAX) +# define ULLONG_WIDTH _GL_INTEGER_WIDTH (0, ULLONG_MAX) +#endif /* !ULLONG_WIDTH && (_GNU_SOURCE || __STDC_WANT_IEC_60559_BFP_EXT__) */ + +#endif /* _@GUARD_PREFIX@_LIMITS_H */ +#endif /* _@GUARD_PREFIX@_LIMITS_H */ |