newlib-cygwin/newlib/libc/misc/unctrl.c

138 lines
5.1 KiB
C

/*
FUNCTION
<<unctrl>>---get printable representation of a character
INDEX
unctrl
INDEX
unctrllen
SYNOPSIS
#include <unctrl.h>
char *unctrl(int <[c]>);
int unctrllen(int <[c]>);
DESCRIPTION
<<unctrl>> is a macro which returns the printable representation of <[c]>
as a string.
<<unctrllen>> is a macro which returns the length of the printable
representation of <[c]>.
RETURNS
<<unctrl>> returns a string of the printable representation of <[c]>.
<<unctrllen>> returns the length of the string which is the printable
representation of <[c]>.
PORTABILITY
<<unctrl>> and <<unctrllen>> are not ANSI C.
No supporting OS subroutines are required.
*/
/*
* Copyright (c) 1981, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <_ansi.h>
#if defined(LIBC_SCCS) && !defined(lint)
static char sccsid[] = "@(#)unctrl.c 8.1 (Berkeley) 6/4/93";
#endif /* LIBC_SCCS and not lint */
const char * const __unctrl[256] = {
"^@", "^A", "^B", "^C", "^D", "^E", "^F", "^G",
"^H", "^I", "^J", "^K", "^L", "^M", "^N", "^O",
"^P", "^Q", "^R", "^S", "^T", "^U", "^V", "^W",
"^X", "^Y", "^Z", "^[", "^\\", "^]", "^~", "^_",
" ", "!", "\"", "#", "$", "%", "&", "'",
"(", ")", "*", "+", ",", "-", ".", "/",
"0", "1", "2", "3", "4", "5", "6", "7",
"8", "9", ":", ";", "<", "=", ">", "?",
"@", "A", "B", "C", "D", "E", "F", "G",
"H", "I", "J", "K", "L", "M", "N", "O",
"P", "Q", "R", "S", "T", "U", "V", "W",
"X", "Y", "Z", "[", "\\", "]", "^", "_",
"`", "a", "b", "c", "d", "e", "f", "g",
"h", "i", "j", "k", "l", "m", "n", "o",
"p", "q", "r", "s", "t", "u", "v", "w",
"x", "y", "z", "{", "|", "}", "~", "^?",
"0x80", "0x81", "0x82", "0x83", "0x84", "0x85", "0x86", "0x87",
"0x88", "0x89", "0x8a", "0x8b", "0x8c", "0x8d", "0x8e", "0x8f",
"0x90", "0x91", "0x92", "0x93", "0x94", "0x95", "0x96", "0x97",
"0x98", "0x99", "0x9a", "0x9b", "0x9c", "0x9d", "0x9e", "0x9f",
"0xa0", "0xa1", "0xa2", "0xa3", "0xa4", "0xa5", "0xa6", "0xa7",
"0xa8", "0xa9", "0xaa", "0xab", "0xac", "0xad", "0xae", "0xaf",
"0xb0", "0xb1", "0xb2", "0xb3", "0xb4", "0xb5", "0xb6", "0xb7",
"0xb8", "0xb9", "0xba", "0xbb", "0xbc", "0xbd", "0xbe", "0xbf",
"0xc0", "0xc1", "0xc2", "0xc3", "0xc4", "0xc5", "0xc6", "0xc7",
"0xc8", "0xc9", "0xca", "0xcb", "0xcc", "0xcd", "0xce", "0xcf",
"0xd0", "0xd1", "0xd2", "0xd3", "0xd4", "0xd5", "0xd6", "0xd7",
"0xd8", "0xd9", "0xda", "0xdb", "0xdc", "0xdd", "0xde", "0xdf",
"0xe0", "0xe1", "0xe2", "0xe3", "0xe4", "0xe5", "0xe6", "0xe7",
"0xe8", "0xe9", "0xea", "0xeb", "0xec", "0xed", "0xee", "0xef",
"0xf0", "0xf1", "0xf2", "0xf3", "0xf4", "0xf5", "0xf6", "0xf7",
"0xf8", "0xf9", "0xfa", "0xfb", "0xfc", "0xfd", "0xfe", "0xff",
};
const char __unctrllen[256] = {
2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 2,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
};