version 1.1.1.2, 2012/05/29 09:29:43
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version 1.1.1.3, 2021/03/17 13:38:46
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/* Character handling in C locale. |
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Copyright 2000-2003, 2006, 2009-2011 Free Software Foundation, Inc. |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software Foundation, |
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Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
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#include <config.h> |
#include <config.h> |
| #define C_CTYPE_INLINE _GL_EXTERN_INLINE |
/* Specification. */ | |
#define NO_C_CTYPE_MACROS | |
#include "c-ctype.h" |
#include "c-ctype.h" |
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/* The function isascii is not locale dependent. Its use in EBCDIC is |
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questionable. */ |
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bool |
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c_isascii (int c) |
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{ |
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return (c >= 0x00 && c <= 0x7f); |
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} |
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bool |
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c_isalnum (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_DIGITS \ |
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&& C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE |
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#if C_CTYPE_ASCII |
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return ((c >= '0' && c <= '9') |
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|| ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z')); |
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#else |
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return ((c >= '0' && c <= '9') |
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|| (c >= 'A' && c <= 'Z') |
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|| (c >= 'a' && c <= 'z')); |
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#endif |
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#else |
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switch (c) |
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{ |
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case '0': case '1': case '2': case '3': case '4': case '5': |
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case '6': case '7': case '8': case '9': |
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case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
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case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': |
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case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': |
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case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': |
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case 'Y': case 'Z': |
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case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
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case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': |
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case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': |
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case 's': case 't': case 'u': case 'v': case 'w': case 'x': |
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case 'y': case 'z': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_isalpha (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE |
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#if C_CTYPE_ASCII |
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return ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z'); |
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#else |
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return ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')); |
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#endif |
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#else |
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switch (c) |
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{ |
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case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
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case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': |
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case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': |
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case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': |
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case 'Y': case 'Z': |
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case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
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case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': |
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case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': |
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case 's': case 't': case 'u': case 'v': case 'w': case 'x': |
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case 'y': case 'z': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_isblank (int c) |
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{ |
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return (c == ' ' || c == '\t'); |
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} |
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bool |
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c_iscntrl (int c) |
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{ |
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#if C_CTYPE_ASCII |
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return ((c & ~0x1f) == 0 || c == 0x7f); |
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#else |
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switch (c) |
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{ |
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case ' ': case '!': case '"': case '#': case '$': case '%': |
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case '&': case '\'': case '(': case ')': case '*': case '+': |
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case ',': case '-': case '.': case '/': |
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case '0': case '1': case '2': case '3': case '4': case '5': |
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case '6': case '7': case '8': case '9': |
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case ':': case ';': case '<': case '=': case '>': case '?': |
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case '@': |
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case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
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case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': |
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case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': |
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case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': |
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case 'Y': case 'Z': |
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case '[': case '\\': case ']': case '^': case '_': case '`': |
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case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
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case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': |
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case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': |
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case 's': case 't': case 'u': case 'v': case 'w': case 'x': |
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case 'y': case 'z': |
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case '{': case '|': case '}': case '~': |
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return 0; |
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default: |
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return 1; |
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} |
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#endif |
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} |
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bool |
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c_isdigit (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_DIGITS |
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return (c >= '0' && c <= '9'); |
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#else |
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switch (c) |
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{ |
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case '0': case '1': case '2': case '3': case '4': case '5': |
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case '6': case '7': case '8': case '9': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_islower (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_LOWERCASE |
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return (c >= 'a' && c <= 'z'); |
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#else |
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switch (c) |
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{ |
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case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
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case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': |
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case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': |
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case 's': case 't': case 'u': case 'v': case 'w': case 'x': |
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case 'y': case 'z': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_isgraph (int c) |
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{ |
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#if C_CTYPE_ASCII |
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return (c >= '!' && c <= '~'); |
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#else |
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switch (c) |
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{ |
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case '!': case '"': case '#': case '$': case '%': case '&': |
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case '\'': case '(': case ')': case '*': case '+': case ',': |
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case '-': case '.': case '/': |
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case '0': case '1': case '2': case '3': case '4': case '5': |
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case '6': case '7': case '8': case '9': |
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case ':': case ';': case '<': case '=': case '>': case '?': |
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case '@': |
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case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
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case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': |
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case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': |
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case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': |
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case 'Y': case 'Z': |
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case '[': case '\\': case ']': case '^': case '_': case '`': |
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case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
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case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': |
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case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': |
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case 's': case 't': case 'u': case 'v': case 'w': case 'x': |
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case 'y': case 'z': |
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case '{': case '|': case '}': case '~': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_isprint (int c) |
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{ |
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#if C_CTYPE_ASCII |
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return (c >= ' ' && c <= '~'); |
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#else |
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switch (c) |
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{ |
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case ' ': case '!': case '"': case '#': case '$': case '%': |
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case '&': case '\'': case '(': case ')': case '*': case '+': |
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case ',': case '-': case '.': case '/': |
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case '0': case '1': case '2': case '3': case '4': case '5': |
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case '6': case '7': case '8': case '9': |
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case ':': case ';': case '<': case '=': case '>': case '?': |
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case '@': |
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case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
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case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': |
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case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': |
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case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': |
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case 'Y': case 'Z': |
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case '[': case '\\': case ']': case '^': case '_': case '`': |
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case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
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case 'g': case 'h': case 'i': case 'j': case 'k': case 'l': |
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case 'm': case 'n': case 'o': case 'p': case 'q': case 'r': |
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case 's': case 't': case 'u': case 'v': case 'w': case 'x': |
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case 'y': case 'z': |
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case '{': case '|': case '}': case '~': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_ispunct (int c) |
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{ |
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#if C_CTYPE_ASCII |
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return ((c >= '!' && c <= '~') |
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&& !((c >= '0' && c <= '9') |
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|| ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'Z'))); |
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#else |
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switch (c) |
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{ |
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case '!': case '"': case '#': case '$': case '%': case '&': |
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case '\'': case '(': case ')': case '*': case '+': case ',': |
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case '-': case '.': case '/': |
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case ':': case ';': case '<': case '=': case '>': case '?': |
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case '@': |
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case '[': case '\\': case ']': case '^': case '_': case '`': |
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case '{': case '|': case '}': case '~': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_isspace (int c) |
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{ |
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return (c == ' ' || c == '\t' |
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|| c == '\n' || c == '\v' || c == '\f' || c == '\r'); |
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} |
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bool |
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c_isupper (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_UPPERCASE |
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return (c >= 'A' && c <= 'Z'); |
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#else |
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switch (c) |
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{ |
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case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
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case 'G': case 'H': case 'I': case 'J': case 'K': case 'L': |
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case 'M': case 'N': case 'O': case 'P': case 'Q': case 'R': |
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case 'S': case 'T': case 'U': case 'V': case 'W': case 'X': |
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case 'Y': case 'Z': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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bool |
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c_isxdigit (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_DIGITS \ |
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&& C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE |
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#if C_CTYPE_ASCII |
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return ((c >= '0' && c <= '9') |
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|| ((c & ~0x20) >= 'A' && (c & ~0x20) <= 'F')); |
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#else |
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return ((c >= '0' && c <= '9') |
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|| (c >= 'A' && c <= 'F') |
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|| (c >= 'a' && c <= 'f')); |
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#endif |
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#else |
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switch (c) |
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{ |
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case '0': case '1': case '2': case '3': case '4': case '5': |
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case '6': case '7': case '8': case '9': |
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case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': |
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case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': |
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return 1; |
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default: |
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return 0; |
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} |
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#endif |
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} |
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int |
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c_tolower (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE |
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return (c >= 'A' && c <= 'Z' ? c - 'A' + 'a' : c); |
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#else |
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switch (c) |
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{ |
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case 'A': return 'a'; |
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case 'B': return 'b'; |
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case 'C': return 'c'; |
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case 'D': return 'd'; |
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case 'E': return 'e'; |
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case 'F': return 'f'; |
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case 'G': return 'g'; |
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case 'H': return 'h'; |
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case 'I': return 'i'; |
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case 'J': return 'j'; |
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case 'K': return 'k'; |
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case 'L': return 'l'; |
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case 'M': return 'm'; |
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case 'N': return 'n'; |
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case 'O': return 'o'; |
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case 'P': return 'p'; |
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case 'Q': return 'q'; |
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case 'R': return 'r'; |
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case 'S': return 's'; |
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case 'T': return 't'; |
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case 'U': return 'u'; |
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case 'V': return 'v'; |
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case 'W': return 'w'; |
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case 'X': return 'x'; |
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case 'Y': return 'y'; |
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case 'Z': return 'z'; |
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default: return c; |
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} |
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#endif |
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} |
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int |
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c_toupper (int c) |
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{ |
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#if C_CTYPE_CONSECUTIVE_UPPERCASE && C_CTYPE_CONSECUTIVE_LOWERCASE |
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return (c >= 'a' && c <= 'z' ? c - 'a' + 'A' : c); |
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#else |
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switch (c) |
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{ |
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case 'a': return 'A'; |
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case 'b': return 'B'; |
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case 'c': return 'C'; |
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case 'd': return 'D'; |
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case 'e': return 'E'; |
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case 'f': return 'F'; |
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case 'g': return 'G'; |
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case 'h': return 'H'; |
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case 'i': return 'I'; |
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case 'j': return 'J'; |
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case 'k': return 'K'; |
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case 'l': return 'L'; |
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case 'm': return 'M'; |
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case 'n': return 'N'; |
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case 'o': return 'O'; |
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case 'p': return 'P'; |
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case 'q': return 'Q'; |
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case 'r': return 'R'; |
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case 's': return 'S'; |
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case 't': return 'T'; |
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case 'u': return 'U'; |
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case 'v': return 'V'; |
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case 'w': return 'W'; |
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case 'x': return 'X'; |
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case 'y': return 'Y'; |
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case 'z': return 'Z'; |
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default: return c; |
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} |
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#endif |
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} |
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