Implemented BeOS compatible ctype functions.
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8332 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
parent
13fde991bd
commit
ead2658b25
@ -1,126 +1,299 @@
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/*
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/*
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** Copyright 2001, Travis Geiselbrecht. All rights reserved.
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** Copyright 2004, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
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** Distributed under the terms of the NewOS License.
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** Distributed under the terms of the Haiku License.
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*/
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*/
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#include <ctype.h>
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#include <ctype.h>
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#define _U 0x01 /* upper */
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#define _L 0x02 /* lower */
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#define _D 0x04 /* digit */
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#define _C 0x08 /* cntrl */
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#define _P 0x10 /* punct */
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#define _S 0x20 /* white space (space/lf/tab) */
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#define _X 0x40 /* hex digit */
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#define _SP 0x80 /* hard space (0x20) */
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#define ismask(x) (_ctype[(int)(unsigned char)(x)])
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// disable macros defined in ctype.h
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#undef isalnum
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#undef isalpha
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#undef isascii
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#undef isblank
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#undef iscntrl
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#undef isdigit
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#undef islower
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#undef isgraph
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#undef isprint
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#undef ispunct
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#undef isspace
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#undef isupper
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#undef isxdigit
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#undef toascii
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#undef tolower
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#undef toupper
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static unsigned char _ctype[] = {
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_C,_C,_C,_C,_C,_C,_C,_C, /* 0-7 */
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_C,_C|_S,_C|_S,_C|_S,_C|_S,_C|_S,_C,_C, /* 8-15 */
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_C,_C,_C,_C,_C,_C,_C,_C, /* 16-23 */
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_C,_C,_C,_C,_C,_C,_C,_C, /* 24-31 */
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_S|_SP,_P,_P,_P,_P,_P,_P,_P, /* 32-39 */
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_P,_P,_P,_P,_P,_P,_P,_P, /* 40-47 */
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_D,_D,_D,_D,_D,_D,_D,_D, /* 48-55 */
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_D,_D,_P,_P,_P,_P,_P,_P, /* 56-63 */
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_P,_U|_X,_U|_X,_U|_X,_U|_X,_U|_X,_U|_X,_U, /* 64-71 */
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_U,_U,_U,_U,_U,_U,_U,_U, /* 72-79 */
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_U,_U,_U,_U,_U,_U,_U,_U, /* 80-87 */
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_U,_U,_U,_P,_P,_P,_P,_P, /* 88-95 */
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_P,_L|_X,_L|_X,_L|_X,_L|_X,_L|_X,_L|_X,_L, /* 96-103 */
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_L,_L,_L,_L,_L,_L,_L,_L, /* 104-111 */
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_L,_L,_L,_L,_L,_L,_L,_L, /* 112-119 */
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_L,_L,_L,_P,_P,_P,_P,_C, /* 120-127 */
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 128-143 */
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 144-159 */
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_S|_SP,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P, /* 160-175 */
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_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P,_P, /* 176-191 */
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_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U,_U, /* 192-207 */
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_U,_U,_U,_U,_U,_U,_U,_P,_U,_U,_U,_U,_U,_U,_U,_L, /* 208-223 */
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_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L,_L, /* 224-239 */
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_L,_L,_L,_L,_L,_L,_L,_P,_L,_L,_L,_L,_L,_L,_L,_L}; /* 240-255 */
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int tolower(int c)
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// standard ASCII tables
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// ToDo: These should probably be revised for ISO-8859-1
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// ToDo: change the tables depending on the current locale
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static unsigned short int __ctype_b_internal[] = {
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/* 0 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 8 */ _IScntrl, _ISblank|_IScntrl|_ISspace, _IScntrl|_ISspace, _IScntrl|_ISspace, _IScntrl|_ISspace, _IScntrl|_ISspace, _IScntrl, _IScntrl,
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/* 16 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 24 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 32 */ _ISblank|_ISspace|_ISprint, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph,
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/* 40 */ _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph,
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/* 48 */ _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph,
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/* 56 */ _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISdigit|_ISxdigit|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph,
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/* 64 */ _ISpunct|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph,
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/* 72 */ _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph,
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/* 80 */ _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph,
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/* 88 */ _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISupper|_ISalpha|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph,
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/* 96 */ _ISpunct|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISxdigit|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph,
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/* 104 */ _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph,
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/* 112 */ _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph,
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/* 120 */ _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISalnum|_ISlower|_ISalpha|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _ISpunct|_ISprint|_ISgraph, _IScntrl,
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/* 128 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 136 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 144 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 152 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 160 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 168 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 176 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 184 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 192 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 200 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 208 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 216 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 224 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 232 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 240 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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/* 248 */ _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl, _IScntrl,
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};
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const int __ctype_tolower_internal[] = {
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/* 0 */ 0, 1, 2, 3, 4, 5, 6, 7,
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/* 8 */ 8, 9, 10, 11, 12, 13, 14, 15,
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/* 16 */ 16, 17, 18, 19, 20, 21, 22, 23,
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/* 24 */ 24, 25, 26, 27, 28, 29, 30, 31,
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/* 32 */ 32, 33, 34, 35, 36, 37, 38, 39,
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/* 40 */ 40, 41, 42, 43, 44, 45, 46, 47,
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/* 48 */ '0', '1', '2', '3', '4', '5', '6', '7',
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/* 56 */ '8', '9', 58, 59, 60, 61, 62, 63,
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/* 64 */ 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
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/* 72 */ 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
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/* 80 */ 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
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/* 88 */ 'x', 'y', 'z', 91, 92, 93, 94, 95,
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/* 96 */ 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
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/* 104 */ 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
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/* 112 */ 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
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/* 120 */ 'x', 'y', 'z', 123, 124, 125, 126, 127,
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/* 128 */ 128, 129, 130, 131, 132, 133, 134, 135,
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/* 136 */ 136, 137, 138, 139, 140, 141, 142, 143,
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/* 144 */ 144, 145, 146, 147, 148, 149, 150, 151,
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/* 152 */ 152, 153, 154, 155, 156, 157, 158, 159,
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/* 160 */ 160, 161, 162, 163, 164, 165, 166, 167,
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/* 168 */ 168, 169, 170, 171, 172, 173, 174, 175,
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/* 176 */ 176, 177, 178, 179, 180, 181, 182, 183,
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/* 184 */ 184, 185, 186, 187, 188, 189, 190, 191,
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/* 192 */ 192, 193, 194, 195, 196, 197, 198, 199,
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/* 200 */ 200, 201, 202, 203, 204, 205, 206, 207,
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/* 208 */ 208, 209, 210, 211, 212, 213, 214, 215,
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/* 216 */ 216, 217, 218, 219, 220, 221, 222, 223,
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/* 224 */ 224, 225, 226, 227, 228, 229, 230, 231,
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/* 232 */ 232, 233, 234, 235, 236, 237, 238, 239,
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/* 240 */ 240, 241, 242, 243, 244, 245, 246, 247,
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/* 248 */ 248, 249, 250, 251, 252, 253, 254, 255,
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};
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const int __ctype_toupper_internal[] = {
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/* 0 */ 0, 1, 2, 3, 4, 5, 6, 7,
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/* 8 */ 8, 9, 10, 11, 12, 13, 14, 15,
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/* 16 */ 16, 17, 18, 19, 20, 21, 22, 23,
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/* 24 */ 24, 25, 26, 27, 28, 29, 30, 31,
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/* 32 */ 32, 33, 34, 35, 36, 37, 38, 39,
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/* 40 */ 40, 41, 42, 43, 44, 45, 46, 47,
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/* 48 */ '0', '1', '2', '3', '4', '5', '6', '7',
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/* 56 */ '8', '9', 58, 59, 60, 61, 62, 63,
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/* 64 */ 64, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
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/* 72 */ 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
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/* 80 */ 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
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/* 88 */ 'X', 'Y', 'Z', 91, 92, 93, 94, 95,
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/* 96 */ 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
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/* 104 */ 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
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/* 112 */ 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
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/* 120 */ 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
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/* 128 */ 128, 129, 130, 131, 132, 133, 134, 135,
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/* 136 */ 136, 137, 138, 139, 140, 141, 142, 143,
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/* 144 */ 144, 145, 146, 147, 148, 149, 150, 151,
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/* 152 */ 152, 153, 154, 155, 156, 157, 158, 159,
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/* 160 */ 160, 161, 162, 163, 164, 165, 166, 167,
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/* 168 */ 168, 169, 170, 171, 172, 173, 174, 175,
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/* 176 */ 176, 177, 178, 179, 180, 181, 182, 183,
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/* 184 */ 184, 185, 186, 187, 188, 189, 190, 191,
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/* 192 */ 192, 193, 194, 195, 196, 197, 198, 199,
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/* 200 */ 200, 201, 202, 203, 204, 205, 206, 207,
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/* 208 */ 208, 209, 210, 211, 212, 213, 214, 215,
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/* 216 */ 216, 217, 218, 219, 220, 221, 222, 223,
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/* 224 */ 224, 225, 226, 227, 228, 229, 230, 231,
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/* 232 */ 232, 233, 234, 235, 236, 237, 238, 239,
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/* 240 */ 240, 241, 242, 243, 244, 245, 246, 247,
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/* 248 */ 248, 249, 250, 251, 252, 253, 254, 255,
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};
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const unsigned short int *__ctype_b = __ctype_b_internal;
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const int *__ctype_tolower = __ctype_tolower_internal;
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const int *__ctype_toupper = __ctype_toupper_internal;
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int
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isalnum(int c)
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{
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{
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if(isupper(c))
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if (c >= 0 && c < 256)
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c -= 'A'-'a';
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return __ctype_b[c] & (_ISupper | _ISlower | _ISdigit);
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return 0;
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}
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int
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isalpha(int c)
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{
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if (c >= 0 && c < 256)
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return __ctype_b[c] & (_ISupper | _ISlower);
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return 0;
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}
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int
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isascii(int c)
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{
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/* ASCII characters have bit 8 cleared */
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return (c & ~0x7f) == 0;
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}
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int
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isblank(int c)
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{
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if (c >= 0 && c < 256)
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return __ctype_b[c] & _ISblank;
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return 0;
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}
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int
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iscntrl(int c)
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{
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if (c >= 0 && c < 256)
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return __ctype_b[c] & _IScntrl;
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return 0;
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}
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int
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isdigit(int c)
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{
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if (c >= 0 && c < 256)
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return __ctype_b[c] & _ISdigit;
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return 0;
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}
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|
||||||
|
int
|
||||||
|
isgraph(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_b[c] & _ISgraph;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
islower(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_b[c] & _ISlower;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
isprint(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_b[c] & _ISprint;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
ispunct(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_b[c] & _ISpunct;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
isspace(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_b[c] & _ISspace;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
isupper(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_b[c] & _ISupper;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
isxdigit(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_b[c] & _ISxdigit;
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
toascii(int c)
|
||||||
|
{
|
||||||
|
/* Clear higher bits */
|
||||||
|
return c & 0x7f;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
int
|
||||||
|
tolower(int c)
|
||||||
|
{
|
||||||
|
if (c >= 0 && c < 256)
|
||||||
|
return __ctype_tolower[c];
|
||||||
|
|
||||||
return c;
|
return c;
|
||||||
}
|
}
|
||||||
|
|
||||||
int toupper(int c)
|
|
||||||
|
int
|
||||||
|
toupper(int c)
|
||||||
{
|
{
|
||||||
if(islower(c))
|
if (c >= 0 && c < 256)
|
||||||
c -= 'a'-'A';
|
return __ctype_toupper[c];
|
||||||
|
|
||||||
return c;
|
return c;
|
||||||
}
|
}
|
||||||
|
|
||||||
int isalnum(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_U|_L|_D)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isalpha(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_U|_L)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int iscntrl(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_C)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isdigit(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_D)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isgraph(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_P|_U|_L|_D)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int islower(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_L)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isprint(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_P|_U|_L|_D|_SP)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int ispunct(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_P)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isspace(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_S)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isupper(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_U)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isxdigit(int c)
|
|
||||||
{
|
|
||||||
return ((ismask(c)&(_D|_X)) != 0);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isascii(int c)
|
|
||||||
{
|
|
||||||
return ((unsigned char)c <= 0x7f);
|
|
||||||
}
|
|
||||||
|
|
||||||
int toascii(int c)
|
|
||||||
{
|
|
||||||
return ((unsigned char)c & 0x7f);
|
|
||||||
}
|
|
||||||
|
|
||||||
int isblank(int c)
|
|
||||||
{
|
|
||||||
return (((unsigned char)c == ' ') || ((unsigned char)c == '\t'));
|
|
||||||
}
|
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user