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The auto-generated files are created by running ./build-aux/bootstrap with Gnulib as at commit 84b1687bd51d4d47773a434ec12812292c4c0942 (with a date stamp of Thu Aug 25 15:24:28 2011 -0700), Autoconf 2.68, Automake 1.11.1 and Gettext 0.18.1.1.
397 lines
11 KiB
C
397 lines
11 KiB
C
/* 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>
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/* Specification. */
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#define NO_C_CTYPE_MACROS
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#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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