+++ /dev/null
-/* Character handling in C locale.
-
- These functions work like the corresponding functions in <ctype.h>,
- except that they have the C (POSIX) locale hardwired, whereas the
- <ctype.h> functions' behaviour depends on the current locale set via
- setlocale.
-
- Copyright (C) 2000-2003, 2006, 2008 Free Software Foundation, Inc.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 3 of the License, 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 General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software Foundation,
-Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-
-#ifndef C_CTYPE_H
-#define C_CTYPE_H
-
-#include <stdbool.h>
-
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-
-/* The functions defined in this file assume the "C" locale and a character
- set without diacritics (ASCII-US or EBCDIC-US or something like that).
- Even if the "C" locale on a particular system is an extension of the ASCII
- character set (like on BeOS, where it is UTF-8, or on AmigaOS, where it
- is ISO-8859-1), the functions in this file recognize only the ASCII
- characters. */
-
-
-/* Check whether the ASCII optimizations apply. */
-
-/* ANSI C89 (and ISO C99 5.2.1.3 too) already guarantees that
- '0', '1', ..., '9' have consecutive integer values. */
-#define C_CTYPE_CONSECUTIVE_DIGITS 1
-
-#if ('A' <= 'Z') \
- && ('A' + 1 == 'B') && ('B' + 1 == 'C') && ('C' + 1 == 'D') \
- && ('D' + 1 == 'E') && ('E' + 1 == 'F') && ('F' + 1 == 'G') \
- && ('G' + 1 == 'H') && ('H' + 1 == 'I') && ('I' + 1 == 'J') \
- && ('J' + 1 == 'K') && ('K' + 1 == 'L') && ('L' + 1 == 'M') \
- && ('M' + 1 == 'N') && ('N' + 1 == 'O') && ('O' + 1 == 'P') \
- && ('P' + 1 == 'Q') && ('Q' + 1 == 'R') && ('R' + 1 == 'S') \
- && ('S' + 1 == 'T') && ('T' + 1 == 'U') && ('U' + 1 == 'V') \
- && ('V' + 1 == 'W') && ('W' + 1 == 'X') && ('X' + 1 == 'Y') \
- && ('Y' + 1 == 'Z')
-#define C_CTYPE_CONSECUTIVE_UPPERCASE 1
-#endif
-
-#if ('a' <= 'z') \
- && ('a' + 1 == 'b') && ('b' + 1 == 'c') && ('c' + 1 == 'd') \
- && ('d' + 1 == 'e') && ('e' + 1 == 'f') && ('f' + 1 == 'g') \
- && ('g' + 1 == 'h') && ('h' + 1 == 'i') && ('i' + 1 == 'j') \
- && ('j' + 1 == 'k') && ('k' + 1 == 'l') && ('l' + 1 == 'm') \
- && ('m' + 1 == 'n') && ('n' + 1 == 'o') && ('o' + 1 == 'p') \
- && ('p' + 1 == 'q') && ('q' + 1 == 'r') && ('r' + 1 == 's') \
- && ('s' + 1 == 't') && ('t' + 1 == 'u') && ('u' + 1 == 'v') \
- && ('v' + 1 == 'w') && ('w' + 1 == 'x') && ('x' + 1 == 'y') \
- && ('y' + 1 == 'z')
-#define C_CTYPE_CONSECUTIVE_LOWERCASE 1
-#endif
-
-#if (' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \
- && ('%' == 37) && ('&' == 38) && ('\'' == 39) && ('(' == 40) \
- && (')' == 41) && ('*' == 42) && ('+' == 43) && (',' == 44) \
- && ('-' == 45) && ('.' == 46) && ('/' == 47) && ('0' == 48) \
- && ('1' == 49) && ('2' == 50) && ('3' == 51) && ('4' == 52) \
- && ('5' == 53) && ('6' == 54) && ('7' == 55) && ('8' == 56) \
- && ('9' == 57) && (':' == 58) && (';' == 59) && ('<' == 60) \
- && ('=' == 61) && ('>' == 62) && ('?' == 63) && ('A' == 65) \
- && ('B' == 66) && ('C' == 67) && ('D' == 68) && ('E' == 69) \
- && ('F' == 70) && ('G' == 71) && ('H' == 72) && ('I' == 73) \
- && ('J' == 74) && ('K' == 75) && ('L' == 76) && ('M' == 77) \
- && ('N' == 78) && ('O' == 79) && ('P' == 80) && ('Q' == 81) \
- && ('R' == 82) && ('S' == 83) && ('T' == 84) && ('U' == 85) \
- && ('V' == 86) && ('W' == 87) && ('X' == 88) && ('Y' == 89) \
- && ('Z' == 90) && ('[' == 91) && ('\\' == 92) && (']' == 93) \
- && ('^' == 94) && ('_' == 95) && ('a' == 97) && ('b' == 98) \
- && ('c' == 99) && ('d' == 100) && ('e' == 101) && ('f' == 102) \
- && ('g' == 103) && ('h' == 104) && ('i' == 105) && ('j' == 106) \
- && ('k' == 107) && ('l' == 108) && ('m' == 109) && ('n' == 110) \
- && ('o' == 111) && ('p' == 112) && ('q' == 113) && ('r' == 114) \
- && ('s' == 115) && ('t' == 116) && ('u' == 117) && ('v' == 118) \
- && ('w' == 119) && ('x' == 120) && ('y' == 121) && ('z' == 122) \
- && ('{' == 123) && ('|' == 124) && ('}' == 125) && ('~' == 126)
-/* The character set is ASCII or one of its variants or extensions, not EBCDIC.
- Testing the value of '\n' and '\r' is not relevant. */
-#define C_CTYPE_ASCII 1
-#endif
-
-
-/* Function declarations. */
-
-/* Unlike the functions in <ctype.h>, which require an argument in the range
- of the 'unsigned char' type, the functions here operate on values that are
- in the 'unsigned char' range or in the 'char' range. In other words,
- when you have a 'char' value, you need to cast it before using it as
- argument to a <ctype.h> function:
-
- const char *s = ...;
- if (isalpha ((unsigned char) *s)) ...
-
- but you don't need to cast it for the functions defined in this file:
-
- const char *s = ...;
- if (c_isalpha (*s)) ...
- */
-
-extern bool c_isascii (int c); /* not locale dependent */
-
-extern bool c_isalnum (int c);
-extern bool c_isalpha (int c);
-extern bool c_isblank (int c);
-extern bool c_iscntrl (int c);
-extern bool c_isdigit (int c);
-extern bool c_islower (int c);
-extern bool c_isgraph (int c);
-extern bool c_isprint (int c);
-extern bool c_ispunct (int c);
-extern bool c_isspace (int c);
-extern bool c_isupper (int c);
-extern bool c_isxdigit (int c);
-
-extern int c_tolower (int c);
-extern int c_toupper (int c);
-
-
-#if defined __GNUC__ && defined __OPTIMIZE__ && !defined __OPTIMIZE_SIZE__ && !defined NO_C_CTYPE_MACROS
-
-/* ASCII optimizations. */
-
-#undef c_isascii
-#define c_isascii(c) \
- ({ int __c = (c); \
- (__c >= 0x00 && __c <= 0x7f); \
- })
-
-#if C_CTYPE_CONSECUTIVE_DIGITS \
- && C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
-#if C_CTYPE_ASCII
-#undef c_isalnum
-#define c_isalnum(c) \
- ({ int __c = (c); \
- ((__c >= '0' && __c <= '9') \
- || ((__c & ~0x20) >= 'A' && (__c & ~0x20) <= 'Z')); \
- })
-#else
-#undef c_isalnum
-#define c_isalnum(c) \
- ({ int __c = (c); \
- ((__c >= '0' && __c <= '9') \
- || (__c >= 'A' && __c <= 'Z') \
- || (__c >= 'a' && __c <= 'z')); \
- })
-#endif
-#endif
-
-#if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
-#if C_CTYPE_ASCII
-#undef c_isalpha
-#define c_isalpha(c) \
- ({ int __c = (c); \
- ((__c & ~0x20) >= 'A' && (__c & ~0x20) <= 'Z'); \
- })
-#else
-#undef c_isalpha
-#define c_isalpha(c) \
- ({ int __c = (c); \
- ((__c >= 'A' && __c <= 'Z') || (__c >= 'a' && __c <= 'z')); \
- })
-#endif
-#endif
-
-#undef c_isblank
-#define c_isblank(c) \
- ({ int __c = (c); \
- (__c == ' ' || __c == '\t'); \
- })
-
-#if C_CTYPE_ASCII
-#undef c_iscntrl
-#define c_iscntrl(c) \
- ({ int __c = (c); \
- ((__c & ~0x1f) == 0 || __c == 0x7f); \
- })
-#endif
-
-#if C_CTYPE_CONSECUTIVE_DIGITS
-#undef c_isdigit
-#define c_isdigit(c) \
- ({ int __c = (c); \
- (__c >= '0' && __c <= '9'); \
- })
-#endif
-
-#if C_CTYPE_CONSECUTIVE_LOWERCASE
-#undef c_islower
-#define c_islower(c) \
- ({ int __c = (c); \
- (__c >= 'a' && __c <= 'z'); \
- })
-#endif
-
-#if C_CTYPE_ASCII
-#undef c_isgraph
-#define c_isgraph(c) \
- ({ int __c = (c); \
- (__c >= '!' && __c <= '~'); \
- })
-#endif
-
-#if C_CTYPE_ASCII
-#undef c_isprint
-#define c_isprint(c) \
- ({ int __c = (c); \
- (__c >= ' ' && __c <= '~'); \
- })
-#endif
-
-#if C_CTYPE_ASCII
-#undef c_ispunct
-#define c_ispunct(c) \
- ({ int _c = (c); \
- (c_isgraph (_c) && ! c_isalnum (_c)); \
- })
-#endif
-
-#undef c_isspace
-#define c_isspace(c) \
- ({ int __c = (c); \
- (__c == ' ' || __c == '\t' \
- || __c == '\n' || __c == '\v' || __c == '\f' || __c == '\r'); \
- })
-
-#if C_CTYPE_CONSECUTIVE_UPPERCASE
-#undef c_isupper
-#define c_isupper(c) \
- ({ int __c = (c); \
- (__c >= 'A' && __c <= 'Z'); \
- })
-#endif
-
-#if C_CTYPE_CONSECUTIVE_DIGITS \
- && C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
-#if C_CTYPE_ASCII
-#undef c_isxdigit
-#define c_isxdigit(c) \
- ({ int __c = (c); \
- ((__c >= '0' && __c <= '9') \
- || ((__c & ~0x20) >= 'A' && (__c & ~0x20) <= 'F')); \
- })
-#else
-#undef c_isxdigit
-#define c_isxdigit(c) \
- ({ int __c = (c); \
- ((__c >= '0' && __c <= '9') \
- || (__c >= 'A' && __c <= 'F') \
- || (__c >= 'a' && __c <= 'f')); \
- })
-#endif
-#endif
-
-#if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE
-#undef c_tolower
-#define c_tolower(c) \
- ({ int __c = (c); \
- (__c >= 'A' && __c <= 'Z' ? __c - 'A' + 'a' : __c); \
- })
-#undef c_toupper
-#define c_toupper(c) \
- ({ int __c = (c); \
- (__c >= 'a' && __c <= 'z' ? __c - 'a' + 'A' : __c); \
- })
-#endif
-
-#endif /* optimizing for speed */
-
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* C_CTYPE_H */
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