Import the latest version of the 44BSD C-shell -- tcsh-6.09.

1 files changed, 250 insertions, 0 deletions

diff --git a/contrib/tcsh/sh.char.h b/contrib/tcsh/sh.char.h
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+/* $Header: /src/pub/tcsh/sh.char.h,v 3.15 1998/09/18 16:09:07 christos Exp $ */
+/*
+ * sh.char.h: Table for spotting special characters quickly
+ * 	      Makes for very obscure but efficient coding.
+ */
+/*-
+ * Copyright (c) 1980, 1991 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. 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.
+ */
+#ifndef _h_sh_char
+#define _h_sh_char
+#if defined(NeXT) && defined(NLS)
+# include <appkit/NXCType.h>
+#else
+# include <ctype.h>
+#endif
+
+typedef unsigned char tcshuc;
+#ifdef _MINIX
+# undef _SP
+#endif /* _MINIX */
+extern unsigned short _cmap[];
+#if defined(DSPMBYTE)
+extern unsigned short _mbmap[];
+# define CHECK_MBYTEVAR	STRdspmbyte
+#endif
+extern unsigned short _cmap_c[];
+extern unsigned short _cmap_mbyte[];
+extern short _enable_mbdisp;
+extern unsigned short _mbmap[];
+extern unsigned short _mbmap_euc[];
+extern unsigned short _mbmap_sjis[];
+/* VARIABLE Check str */
+/* same compiler require #define even not define DSPMBYTE */
+#define _MB1	0x0001
+#define _MB2	0x0002
+
+#ifndef NLS
+extern tcshuc _cmap_lower[], _cmap_upper[];
+
+#endif
+
+#define	_QF	0x0001		/* '" (Forward quotes) */
+#define	_QB	0x0002		/* ` (Backquote) */
+#define	_SP	0x0004		/* space and tab */
+#define	_NL	0x0008		/* \n */
+#define	_META	0x0010		/* lex meta characters, sp #'`";&<>()|\t\n */
+#define	_GLOB	0x0020		/* glob characters, *?{[` */
+#define	_ESC	0x0040		/* \ */
+#define	_DOL	0x0080		/* $ */
+#define	_DIG  	0x0100		/* 0-9 */
+#define	_LET  	0x0200		/* a-z, A-Z, _ */
+#define	_UP   	0x0400		/* A-Z */
+#define	_DOW  	0x0800		/* a-z */
+#define	_XD 	0x1000		/* 0-9, a-f, A-F */
+#define	_CMD	0x2000		/* lex end of command chars, ;&(|` */
+#define _CTR	0x4000		/* control */
+#define _PUN	0x8000		/* punctuation */
+
+#if defined(SHORT_STRINGS) && defined(KANJI)
+#define ASC(ch) ch
+#define CTL_ESC(ch) ch
+#define cmap(c, bits)	\
+	((((c) & QUOTE) || ((c & 0x80) && adrof(STRnokanji))) ? \
+	0 : (_cmap[(tcshuc)(c)] & (bits)))
+#else
+#ifndef _OSD_POSIX
+#define ASC(ch) ch
+#define CTL_ESC(ch) ch
+#define cmap(c, bits)	\
+	(((c) & QUOTE) ? 0 : (_cmap[(tcshuc)(c)] & (bits)))
+#else /*_OSD_POSIX*/
+/* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */
+extern unsigned short _toascii[256];
+extern unsigned short _toebcdic[256];
+
+/* mainly for comparisons if (ASC(ch)=='\177')... */
+#define ASC(ch)     _toascii[(tcshuc)ch]
+
+/* Literal escapes ('\010') must be mapped to EBCDIC,
+ * for C-Escapes   ('\b'), the compiler already does it.
+ */
+#define CTL_ESC(ch) _toebcdic[(tcshuc)ch]
+
+#define cmap(c, bits)	\
+	(((c) & QUOTE) ? 0 : (_cmap[_toascii[(tcshuc)(c)]] & (bits)))
+#endif /*_OSD_POSIX*/
+#endif
+
+#define isglob(c)	cmap(c, _GLOB)
+#define isspc(c)	cmap(c, _SP)
+#define ismeta(c)	cmap(c, _META)
+#define iscmdmeta(c)	cmap(c, _CMD)
+#define letter(c)	(((Char)(c) & QUOTE) ? 0 : \
+			 (isalpha((tcshuc) (c)) || (c) == '_'))
+#define alnum(c)	(((Char)(c) & QUOTE) ? 0 : \
+		         (isalnum((tcshuc) (c)) || (c) == '_'))
+
+#if defined(DSPMBYTE)
+# define IsmbyteU(c)	(Ismbyte1((Char)(c))||(Ismbyte2((Char)(c))&&((c)&0200)))
+#endif
+
+#ifdef NLS
+# ifdef NeXT
+#  define Isspace(c)	(((Char)(c) & QUOTE) ? 0 : NXIsSpace((unsigned) (c)))
+#  define Isdigit(c)	(((Char)(c) & QUOTE) ? 0 : NXIsDigit((unsigned) (c)))
+#  define Isalpha(c)	(((Char)(c) & QUOTE) ? 0 : NXIsAlpha((unsigned) (c)))
+#  define Islower(c)	(((Char)(c) & QUOTE) ? 0 : NXIsLower((unsigned) (c)))
+#  define Isupper(c)	(((Char)(c) & QUOTE) ? 0 : NXIsUpper((unsigned) (c)))
+#  define Tolower(c) 	(((Char)(c) & QUOTE) ? 0 : NXToLower((unsigned) (c)))
+#  define Toupper(c) 	(((Char)(c) & QUOTE) ? 0 : NXToUpper((unsigned) (c)))
+#  define Isxdigit(c)	(((Char)(c) & QUOTE) ? 0 : NXIsXDigit((unsigned) (c)))
+#if defined(DSPMBYTE)
+#  define IscntrlM(c) 	(((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c)))
+#  define Iscntrl(c)	( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
+#  define IsprintM(c) 	(((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c)))
+#  define Isprint(c)	( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
+#else
+#  define Isalnum(c)	(((Char)(c) & QUOTE) ? 0 : NXIsAlNum((unsigned) (c)))
+#  define Iscntrl(c) 	(((Char)(c) & QUOTE) ? 0 : NXIsCntrl((unsigned) (c)))
+#  define Isprint(c) 	(((Char)(c) & QUOTE) ? 0 : NXIsPrint((unsigned) (c)))
+#endif /* !defined(DSPMBYTE) */
+#  define Ispunct(c) 	(((Char)(c) & QUOTE) ? 0 : NXIsPunct((unsigned) (c)))
+# else /* !NeXT */
+#  ifndef WINNT
+#   define Isspace(c)	(((Char)(c) & QUOTE) ? 0 : isspace((tcshuc) (c)))
+#   define Isdigit(c)	(((Char)(c) & QUOTE) ? 0 : isdigit((tcshuc) (c)))
+#   define Isalpha(c)	(((Char)(c) & QUOTE) ? 0 : isalpha((tcshuc) (c)))
+#   define Islower(c)	(((Char)(c) & QUOTE) ? 0 : islower((tcshuc) (c)))
+#   define Isupper(c)	(((Char)(c) & QUOTE) ? 0 : isupper((tcshuc) (c)))
+#   define Tolower(c) 	(((Char)(c) & QUOTE) ? 0 : tolower((tcshuc) (c)))
+#   define Toupper(c) 	(((Char)(c) & QUOTE) ? 0 : toupper((tcshuc) (c)))
+#   define Isxdigit(c)	(((Char)(c) & QUOTE) ? 0 : isxdigit((tcshuc) (c)))
+#   define Isalnum(c)	(((Char)(c) & QUOTE) ? 0 : isalnum((tcshuc) (c)))
+#if defined(DSPMBYTE)
+#   define IscntrlM(c) 	(((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c)))
+#   define Iscntrl(c)	( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
+#else
+#   define Iscntrl(c) 	(((Char)(c) & QUOTE) ? 0 : iscntrl((tcshuc) (c)))
+#endif /* !defined(DSPMBYTE) */
+#   if SOLARIS2 == 24
+    /* 
+     * From <casper@fwi.uva.nl> Casper Dik:
+     * In Solaris 2.4, isprint('\t') returns true after setlocal(LC_ALL,"").
+     * This breaks commandline editing when you include tabs.
+     * (This is in the en_US locale).
+     */
+#if defined(DSPMBYTE)
+#    define IsprintM(c) 	(((Char)(c) & QUOTE) ? 0 : \
+				(isprint((tcshuc) (c)) && (c) != '\t'))
+#else
+#    define Isprint(c) 	(((Char)(c) & QUOTE) ? 0 : \
+				(isprint((tcshuc) (c)) && (c) != '\t'))
+#endif /* !defined(DSPMBYTE) */
+#   else
+#if defined(DSPMBYTE)
+#    define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c)))
+#else
+#    define Isprint(c) 	(((Char)(c) & QUOTE) ? 0 : isprint((tcshuc) (c)))
+#endif /* !defined(DSPMBYTE) */
+#   endif /* SOLARIS2 == 24 */
+#if defined(DSPMBYTE)
+#   define Isprint(c)	( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
+#endif /* !defined(DSPMBYTE) */
+#    define Ispunct(c) 	(((Char)(c) & QUOTE) ? 0 : ispunct((tcshuc) (c)))
+#  else /* WINNT */
+#   define Isspace(c) (((Char)(c) & QUOTE) ? 0 : isspace( oem_it((tcshuc)(c))))
+#   define Isdigit(c) (((Char)(c) & QUOTE) ? 0 : isdigit( oem_it((tcshuc)(c))))
+#   define Isalpha(c) (((Char)(c) & QUOTE) ? 0 : isalpha( oem_it((tcshuc)(c))))
+#   define Islower(c) (((Char)(c) & QUOTE) ? 0 : islower( oem_it((tcshuc)(c))))
+#   define Isupper(c) (((Char)(c) & QUOTE) ? 0 : isupper( oem_it((tcshuc)(c))))
+#   define Tolower(c) (((Char)(c) & QUOTE) ? 0 : tolower( oem_it((tcshuc)(c))))
+#   define Toupper(c) (((Char)(c) & QUOTE) ? 0 : toupper( oem_it((tcshuc)(c))))
+#   define Isxdigit(c)(((Char)(c) & QUOTE) ? 0 : isxdigit(oem_it((tcshuc)(c))))
+#   define Isalnum(c) (((Char)(c) & QUOTE) ? 0 : isalnum( oem_it((tcshuc)(c))))
+#   define Ispunct(c) (((Char)(c) & QUOTE) ? 0 : ispunct( oem_it((tcshuc)(c))))
+#if defined(DSPMBYTE)
+#   define IscntrlM(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c))))
+#   define Iscntrl(c)	( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
+#   define IsprintM(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c))))
+#   define Isprint(c)	( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
+#else
+#   define Iscntrl(c) (((Char)(c) & QUOTE) ? 0 : iscntrl( oem_it((tcshuc)(c))))
+#   define Isprint(c) (((Char)(c) & QUOTE) ? 0 : isprint( oem_it((tcshuc)(c))))
+#endif /* !defined(DSPMBYTE) */
+#  endif /* WINNT */
+# endif /* !NeXT */
+#else /* !NLS */
+# define Isspace(c)	cmap(c, _SP|_NL)
+# define Isdigit(c)	cmap(c, _DIG)
+# define Isalpha(c)	(cmap(c,_LET) && !(((c) & META) && AsciiOnly))
+# define Islower(c)	(cmap(c,_DOW) && !(((c) & META) && AsciiOnly))
+# define Isupper(c)	(cmap(c, _UP) && !(((c) & META) && AsciiOnly))
+#ifndef _OSD_POSIX
+# define Tolower(c)	(_cmap_lower[(tcshuc)(c)])
+# define Toupper(c)	(_cmap_upper[(tcshuc)(c)])
+#else /*_OSD_POSIX*/
+/* "BS2000 OSD" is a POSIX on a main frame using a EBCDIC char set */
+# define Tolower(c)     (_cmap_lower[_toascii[(tcshuc)(c)]])
+# define Toupper(c)     (_cmap_upper[_toascii[(tcshuc)(c)]])
+#endif /*_OSD_POSIX*/
+# define Isxdigit(c)	cmap(c, _XD)
+# define Isalnum(c)	(cmap(c, _DIG|_LET) && !(((Char)(c) & META) && AsciiOnly))
+#if defined(DSPMBYTE)
+# define IscntrlM(c)	(cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
+# define Iscntrl(c)	( (IscntrlM(c)) && !(_enable_mbdisp&&(IsmbyteU((c)))) )
+# define IsprintM(c)	(!cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
+# define Isprint(c)	( (IsprintM(c)) || (_enable_mbdisp&&(IsmbyteU((c)))) )
+#else
+# define Iscntrl(c)	(cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
+# define Isprint(c)	(!cmap(c,_CTR) && !(((c) & META) && AsciiOnly))
+#endif /* !defined(DSPMBYTE) */
+# define Ispunct(c)	(cmap(c,_PUN) && !(((c) & META) && AsciiOnly))
+
+#endif /* !NLS */
+
+#if defined(DSPMBYTE)
+# define Ismbyte1(c)	((_mbmap[(c) & 0377] & _MB1) ? 1 : 0)
+# define Ismbyte2(c)	((_mbmap[(c) & 0377] & _MB2) ? 1 : 0)
+#endif
+
+#endif /* _h_sh_char */